CLASS 187, ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE |
200 | STAIRWAY ASSIST FOR INDIVIDUAL OR MINOR BARRIER (E.G., CURB) LIFT FOR IMPAIRED INDIVIDUAL: |
This subclass is indented under the class definition. Subject matter either (a) intended to carry only a single
person and located on or very near to a flight of stairs for use
by the person as (1) an alternative to or (2) in conjunction with the
stairs or (b) located adjacent a small obstruction (e.g., loading
dock) which would be no serious obstacle to a healthy person and having
a specific feature (e.g., modified access, wheelchair guides) adapting
it to carry a person having some physical problem which prohibits or
restricts the ability of the person to travel past the small obstruction.
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201 | . Mounted adjacent stairway for travel parallel thereto: |
This subclass is indented under subclass 200. Subject matter which is located near a flight of stairs
and wherein the rigid or semirigid means for limiting the path of
travel of its load-underlying support surface restricts the path
to a direction parallel to the incline of the flight of stairs.
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202 | .. Having specific means contacting or on load support for stopping thereof: |
This subclass is indented under subclass 201. Subject matter having a particular structural aspect (e.g.,
operator) of braking or catching means mounted on or engaging the
load-underlying support surface and selectively holding the load-underlying
support surface at different locations along its path of travel
detailed.
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203 | STATIONARY LIFT FOR ROADWAY VEHICLE OR REQUIRED COMPONENT THEREOF: |
This subclass is indented under the class definition. Subject matter consisting of fixedly mounted apparatus,
or a specified component thereof (i.e., drive-means*, vehicle-underlying support
surface component) not provided for in another class, for elevating
a discrete wheeled highway vehicle, in its entirety, from a lower entrance
and exit level to a significantly higher upper level where the vehicle
is intended to be repaired or inspected.
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204 | . With distinct jack on vehicle support: |
This subclass is indented under subclass 203. Subject matter provided with means having its own drive-means* and
mounted on, or adjacent to and traveling with, the vehicle-underlying support
surface of the elevating apparatus for lifting one portion of a
vehicle while the vehicle is located on the support surface.
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205 | . With floor pit opening for support and safety cover therefor: |
This subclass is indented under subclass 203. Subject matter provided with both a hole in the floor surrounding the elevating apparatus which allows the vehicle-underlying support surface to be flush with the floor when not elevated and means which extends over at least a portion of the hole when the vehicle-underlying support surface is elevated to prevent an object from falling into the hole. | |
206 | . With safety prop or braking rod for support: |
This subclass is indented under subclass 203. Subject matter provided with an elongated rigid member which (a) is attached to and extends from the elevated vehicle-underlying support surface to the floor, (b) is distinct from the drive-means* for the support surface, and (c) holds the support surface in its elevated position if the drive-means* therefor fails by pushing against the surface of the floor or coacting with means for stopping (e.g., a stationary catch) its motion. | |
207 | . Having position lock for engaging sustaining drive means or guide means of support: |
This subclass is indented under subclass 203. Subject matter having a catch or brake which engages either (a) a portion of the drive-means* directly supporting (e.g., piston of fluid ram) the vehicle-underlying support surface or (b) travel directing structure (e.g., guide shoe) for the vehicle-underlying support surface to retain at a particular position, or slow the travel of, the vehicle-underlying support surface. | |
208 | .. Ratchet bar and latching pawl-type lock: |
This subclass is indented under subclass 207. Subject matter wherein the vehicle-underlying support surface is retained at a particular position by a catch engaging a corresponding surface configuration (e.g., tooth) on an elongated member and wherein the catch, when not engaged, moves vertically relative to the elongated member when the vehicle-underlying support surface is elevated or lowered. | |
209 | . With safety cutoff for drive means: |
This subclass is indented under subclass 203. Subject matter provided with means (e.g., limit switch)
which turns off or disconnects the vehicle-underlying support surface
drive-means* to protect the user of, or vehicle on, the
vehicle elevating apparatus when the apparatus is either improperly
used (e.g., overloaded) or a potentially injurious condition exists.
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210 | . Having specific drive means for support: |
This subclass is indented under subclass 203. Subject matter having a particular structural aspect of
drive-means* (e.g., cable drum) for transmitting to the
vehicle-underlying support surface the force necessary to shift
the vehicle between its upper and lower levels detailed.
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211 | .. Includes plural sustaining levers (e.g., scissored levers): |
This subclass is indented under subclass 210. Drive-means* including two distinct elongated members
which are (a) located between the vehicle-underlying support surface
and a supporting floor and (b) mounted in a manner allowing them
to each swing vertically in conjunction with each other and to hold
up the vehicle while restricting its movement to a generally linear
vertical path.
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212 | .. Powered by vehicle being lifted: |
This subclass is indented under subclass 210. Drive-means* having as its source of power either
the motor, drive train, or road wheel of a vehicle located on the
vehicle-underlying support surface of the apparatus.
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213 | .. Includes driven sustaining columns on opposite sides of support: |
This subclass is indented under subclass 210. Drive-means* including two distinct elongated structures positioned on different sides of a common vehicle-underlying support surface and directly across from each other which transmit elevating force to, and together hold up, the vehicle-underlying support surface. | |
214 | ... Having threaded rider and mating screw: |
This subclass is indented under subclass 213. Drive-means* wherein one of the force transmitting
elongated structures includes both (a) an element attached to the
vehicle-underlying support surface which has an aperture therein with
an internally facing threaded tooth and (b) a cylindrical rod passing
through the aperture which has a tooth on its outer surface threaded around
the longitudinal axis of the rod, mating with the tooth of the aperture
element, and rotating relative thereto when the vehicle-underlying
support surface is elevated or lowered.
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215 | .. Includes sustaining fluid ram: |
This subclass is indented under subclass 210. Drive-means* including a vertically extending, fluid
powered mechanism which (a) is attached to the vehicle-underlying
support surface and (b) has two concentric, telescoping components
bearing a portion of the weight of the vehicle-underlying support
surface when it travels vertically.
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216 | . Having specific vehicle support structure (e.g., trackways): |
This subclass is indented under subclass 203. Subject matter having a particular aspect of the vehicle-underlying
support surface of the apparatus detailed.
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217 | .. With movable stop engaging vehicle wheel: |
This subclass is indented under subclass 216. Vehicle-underlying support surface provided with structure (e.g., chock) shiftable from a position where it does not interfere with the movement of the vehicle wheel onto the support surface to a position where it contacts the wheel and prevents movement of the vehicle off of the support surface in one direction. | |
218 | .. Includes portion positioned or shaped to engage axle or undercarriage: |
This subclass is indented under subclass 216. Vehicle-underlying support surface including a component or section particularly arranged or contoured to contact the axle or supporting framework of the vehicle and transmit lifting force thereto. | |
219 | ... Portion adjusts to plural use positions: |
This subclass is indented under subclass 218. Vehicle-underlying support surface having an attached contact component or section shiftable from one location to another to contact either (a) different portions of the supporting framework or axle of the same vehicle or (b) the axles or supporting frameworks of vehicles having different configurations. | |
220 | ... Portion moves from use to nonuse configuration (e.g., alternate supports): |
This subclass is indented under subclass 218. Vehicle-underlying support surface having at least one attached contact component or section which shifts from (a) a location where it does not contact the vehicle axle or framework when the vehicle elevating apparatus is in operation to (b) another location where it will contact the vehicle axle or framework when the vehicle elevating apparatus is in operation. | |
221 | .. Includes auxiliary or adjustably spaced trackway: |
This subclass is indented under subclass 216. Vehicle-underlying support surface including a component which (a) is designed to direct a wheel of a vehicle driving onto the support surface and (b) is either (1) located where it does not contact and direct a wheel every time the vehicle elevating apparatus is in operation (e.g., one of plural alternatively useable trackways) or (2) shiftable toward or away from a similar wheel directing component during different vehicle elevating operations for vehicles having a different gauge or wheel arrangement. | |
222 | INDUSTRIAL LIFT TRUCK OR REQUIRED COMPONENT THEREOF (E.G., FORKLIFT): |
This subclass is indented under the class definition. Subject matter consisting of a mobile wheeled or tracked
apparatus (e.g., forklift) or a specified component thereof (i.e.,
drive-means*, load support surface, guides for surface)
not provided for in another class, which travels to, picks up, and
shifts a discrete load, in its entirety, from one level to another
vertically spaced level and then carries the load while still fully
supported on the surface a short horizontal distance (e.g., the
length of a warehouse) to a load discharge point.
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223 | . Having safety cutoff control: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having a control* which
determines when an unsafe operating condition has occurred and responds to
the condition by regulating or stopping the operation of the apparatus
or load support surface.
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224 | . Having control for load support drive-means: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having a control* for
regulating the operation of the drive-means* for the load
support surface of the apparatus.
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225 | . Having foldable vertical guide: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus provided with rigid, vertically extending, elongated structure for limiting the load support surface to travel along its confined linear path, the structure having two elongated vertical segments attached to one another in a manner allowing one segment of the elongated structure to bend over and lie adjacent to the other segment. | |
226 | . Having extensible vertical guide for load support: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus provided with rigid, vertically extending, elongated structure for limiting the load support surface to travel along its confined linear path, the structure having two elongated vertical sections attached to one another in a manner allowing one section to move vertically relative to the other section to lengthen or shorten the height of the elongated structure. | |
227 | .. Guide or drive-means* therefor positioned to enhance operator visibility: |
This subclass is indented under subclass 226. Mobile wheeled or tracked apparatus in which either (a) the structure for confining the load support surface to a linear path, (b) the drive-means* for the movable section thereof, or (c) the drive-means* for the load support surface is positioned, relative to a work station for the human operator of the apparatus, in a manner designed to avoid obstructing the view of the operator when using the apparatus. | |
228 | .. And guiding means for fluid drive line: |
This subclass is indented under subclass 226. Mobile wheeled or tracked apparatus also having directing means for limiting the path traveled by a pipe which is shifted when the sections of the elongated structure are moved relative to each other and which carries fluid to drive-means* for either (a) the movable section of the elongated structure or (b) the load support surface of the apparatus. | |
229 | .. Extended by single fluid ram: |
This subclass is indented under subclass 226. Mobile wheeled or tracked apparatus wherein the two sections of the vertically extending, elongated structure are moved relative to each other by a single, fluid powered mechanism having two telescopic concentric components. | |
230 | .. Specific vertical guide: |
This subclass is indented under subclass 226. Mobile wheeled or tracked apparatus in which one particular
aspect (e.g., cross section) of the vertically extending elongated
structure is detailed.
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231 | . Having structure allowing propulsion or steering by walking attendant: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having hand engaged structure used to propel or to direct the course of the mobile apparatus which is positioned in a manner designed to allow a human operator to walk while propelling or directing the apparatus when it travels between horizontally spaced locations. | |
232 | .. With stabilizing outrigger: |
This subclass is indented under subclass 231. Mobile wheeled or tracked apparatus provided with structure extending outwardly from the main track engaging or wheeled supporting base of the mobile apparatus which prevents the mobile apparatus from toppling over or overturning when in use. | |
233 | . Having specific drive-means for load support: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having a particular
aspect of drive-means* (e.g., cable drum) for transmitting
to the load support surface of the apparatus the force necessary
to shift it along its confined linear path detailed.
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234 | .. Including fluid ram: |
This subclass is indented under subclass 233. Mobile wheeled or tracked apparatus wherein the drive-means* includes
a fluid powered mechanism having two telescopic, concentric components
which mechanism is directly attached or linked to the load support
surface of the apparatus.
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235 | .. Including cable accumulating-type drum: |
This subclass is indented under subclass 233. Mobile wheeled or tracked apparatus wherein the drive-means* includes
both (a) a cable* directly attached to the load support
surface of the apparatus and (b) a drum turned about its central
axis by the source of power and having a perimeter about which the
cable* is wound and collected when the drum is turned to
apply a pulling force to the load support surface.
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236 | .. Including gear and mating rack or chain: |
This subclass is indented under subclass 233. Mobile wheeled or tracked apparatus wherein the drive-means* includes
both (a) a toothed gear rotatably attached to the load support surface
or to a relatively stationary component of the mobile apparatus
and (b) a bar or chain which is mounted along the confined path
of travel of the load support surface or attached to the load support
surface and which has a row of complementary teeth or apertures
mating with teeth of the gear.
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237 | . Having specific load support structure (e.g., forks): |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having at least one
particular aspect of the load support surface detailed.
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238 | . Having specific guide means for load support: |
This subclass is indented under subclass 222. Mobile wheeled or tracked apparatus having one particular
aspect of means which contacts or is on the load support surface
of the apparatus for limiting the surface to vertical travel along
its confined linear path detailed.
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239 | MOUNTED ON EXTERIOR OF BUILDING: |
This subclass is indented under the class definition. Subject matter wherein (a) the rigid or semirigid means
for limiting the path of travel of the load-underlying support surface
of an elevator is attached to or formed in the outer surface of
a wall forming the perimeter of a building and (b) the load-underlying
support surface is completely located, at all times, beyond the
perimeter of the building.
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240 | TRANSPORTABLE ELEVATOR: |
This subclass is indented under the class definition. Subject matter constructed in a manner which makes it easily
movable, as a unit, from one location where it functions as an elevator to
another location where it again functions as an elevator.
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241 | . Nonself-supporting-type (e.g., leaned against building): |
This subclass is indented under subclass 240. Movable elevator wherein the rigid or semirigid means for
contacting and limiting the travel of the load-underlying support
surface to a fixed vertical path is incapable of maintaining itself
in an operative position without being leaned against or propped
up by another structure (e.g., building, pole).
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242 | . Knockdown or collapsible for transport: |
This subclass is indented under subclass 240. Movable elevator which is either designed to be (a) quickly disassembled and reassembled when moved between use locations or (b) readily folded into a more compact size, in at least one dimension, when moved between use locations. | |
243 | .. Wheel supported: |
This subclass is indented under subclass 242. Movable elevator wherein a portion of the weight of the elevator is sustained or borne by an attached wheel in contact with the ground when the elevator is moved in its disassembled or folded configuration between use locations. | |
244 | . Wheel supported: |
This subclass is indented under subclass 240. Movable elevator wherein a portion of the weight of the elevator is sustained or borne by an attached wheel in contact with the ground when the elevator is moved between use locations. | |
245 | INCLINED ELEVATOR: |
This subclass is indented under the class definition. Subject matter wherein the rigid or semirigid means for
contacting and limiting the path of travel of the load-underlying
support surface is obliquely angled relative to the horizontal surface
or ground upon which the elevator is supported.
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246 | . Having linking cable tension change actuated stopping means for load support: |
This subclass is indented under subclass 245. Subject matter having braking or catching means mounted
on or engaging the load-underlying support surface and selectively
holding it at different locations along its travel path, which means
is responsive to variations in the amount of tension in a cable* structurally
linking the power source of a drive-means* to the load-underlying
support surface.
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247 | HAVING COMPUTER CONTROL OF ELEVATOR: |
This subclass is indented under the class definition. Subject matter having a central processing unit (CPU) supervising
a control* which fully regulates the entire operation of
an elevator without assistance by an individual.
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248 | . Includes redundant circuitry: |
This subclass is indented under subclass 247. Subject matter also having a secondary central processing unit, components of the control*, or means for carrying electric current therebetween which assumes the function of its equivalent in response to the failure of either the primary central processing unit, components of the control*, or means for carrying electric current therebetween. | |
249 | HAVING INDEPENDENT SUPPORTS CARRYING DISTINCT LOADS AND SHARING COMMON PATH: |
This subclass is indented under the class definition. Subject matter wherein the elevator has two or more unattached
load support surfaces which (a) shift different loads and (b) follow the
same rigid or semirigid means for contacting and limiting the travel
path.
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250 | HAVING SPECIFIC LOAD SUPPORT DRIVE MEANS OR ITS CONTROL: |
This subclass is indented under the class definition. Subject matter having either (a) a particular structural
aspect of drive-means* (e.g., cable drum) for transmitting
to the load-underlying support surface of the elevator the force necessary
to shift the load between its entry and exit levels or (b) a particular
aspect of a control* for regulating the operation of such
a drive-means* detailed.
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251 | . Includes linking support cable (e.g., rope, chain) in drive means: |
This subclass is indented under subclass 250. Drive-means* including a cable* attached
to the load underlying support surface and which (a) is part of
the structural linkage needed to transmit power from the power source
to the load-underlying support surface of the elevator and (b) bears
at least a portion of the weight of the load-underlying support
surface during its travel along the shaft*.
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252 | .. And reciprocatingly shifted pulley wheel pulling thereon: |
This subclass is indented under subclass 251. Drive-means* also including an element having a
generally circular perimeter which engages the cable* and
is (a) freely (i.e., nonpowered) rotatable about an axis through
its center in response to movement of the cable* over its
perimeter and (b) attached at its axis to the source of power and
bodily reciprocated thereby from one position to another to apply
a pulling force to the cable*.
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253 | ... Shifted by fluid ram: |
This subclass is indented under subclass 252. Drive-means* wherein the source of power includes a telescopic, fluid powered mechanism having (a) at least two concentric components and (b) the axis of the cable* engaging element attached to the reciprocating component thereof. | |
254 | .. And rotatably driven drum pulling thereon: |
This subclass is indented under subclass 251. Drive-means* also including a drum turned about
its central axis by the source of power and having a perimeter which
contacts the cable* and either winds a segment of cable* around
its perimeter, or otherwise engages and pulls on a segment of the
cable*, to apply a pulling force on the load-underlying
support surface of the elevator.
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255 | ... With projections or apertures for engaging complementary formations on cable (e.g., sprocket): |
This subclass is indented under subclass 254. Drive-means* wherein the drum is provided with projections or apertures located on the surface of its perimeter for engaging mating apertures or projections formed along the length of the cable*. | |
256 | ... Plural driven drums: |
This subclass is indented under subclass 254. Drive-means* including at least one other drum turned about its central axis by a source of power and having a perimeter which contacts the same or another cable* to apply a pulling force on the same or another load-underlying support surface. | |
257 | .... Each moves distinct load support: |
This subclass is indented under subclass 256. Drive-means* wherein each drum engages and pulls on distinct cables* attached to different load-underlying support surfaces. | |
258 | .... Having distinct drive motors: |
This subclass is indented under subclass 256. Drive-means* wherein different motors having no common components and whose operation is not dependent on one another provide the source of power for each drum. | |
259 | .... Cable accumulating-type drums: |
This subclass is indented under subclass 256. Drive-means* having at least two drums, each of which is of the type which winds the contacted cable* about, and collects it on, its perimeter when the drum is turned to apply a pulling force to the load support surface. | |
260 | .... Different size drums: |
This subclass is indented under subclass 256. Drive-means* having at least two drums, one of which has a larger perimeter than the other. | |
261 | ... Cable accumulating-type drum: |
This subclass is indented under subclass 254. Drive-means* wherein the drum is of the type which winds the cable* about, and collects it on, the perimeter of the drum when the drum is turned to apply a pulling force to the load-underlying support surface. | |
262 | .... Having cable guiding pulley wheel spaced therefrom: |
This subclass is indented under subclass 261. Drive-means* having a cable* directing element (e.g., pulley) positioned along the path of travel of the cable* at a location spaced from the drum, which element is provided with a generally circular perimeter rotatable about an axis through its center in response to the movement of the cable* over its perimeter. | |
263 | ... With structure adapting drum for manual drive: |
This subclass is indented under subclass 254. Drive-means* wherein the drum is provided with structure attached to it which allows the drum to be turned by a human, rather than mechanical, energy source of power. | |
264 | ... With separate biasing means maintaining cable tension: |
This subclass is indented under subclass 254. Drive-means* wherein the cable* linking the drum to the load support surface of the elevator has means engaging or attached to it, other than the drum, which applies a force to the cable* to keep it at the proper tautness. | |
265 | .... Includes spring supported pulley: |
This subclass is indented under subclass 264. Drive-means* wherein the cable* tauting means includes (a) a cable* directing element (e.g., pulley) positioned along the path of the cable* and provided with a generally circular perimeter which rotates about an axis through its center in response to the movement of the cable* over its perimeter and (b) spring means for movably mounting the cable* directing element to supporting structure. | |
266 | ... Having cable guiding pulley wheel spaced therefrom: |
This subclass is indented under subclass 254. Drive-means* having a cable* directing element (e.g., pulley) positioned along the path of travel of the cable* and spaced from the drum, which element is provided with a generally circular perimeter rotatable about an axis through the center of the element in response to the movement of the cable* over the perimeter. | |
267 | . Includes threaded rider mating with support screw in drive means: |
This subclass is indented under subclass 250. Drive-means* including (a) an element attached
to the load-underlying support surface of the elevator which has
an aperture therein with an internally facing threaded tooth and
(b) a cylindrical rod passing through the aperture and mounted along
the length of the shaft* which has a tooth on its outer
surface threaded around the longitudinal axis of the rod and mating
with the tooth of the element, and rotating relative thereto, when
power is transmitted to the load-underlying support surface to shift
it along the shaft*.
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268 | .. Driven rider: |
This subclass is indented under subclass 267. Drive-means* wherein the apertured element attached to the load-underlying support surface is rotated about the axis of the aperture by the power source. | |
269 | . Includes scissored supporting levers in drive-means: |
This subclass is indented under subclass 250. Drive-means* including two levers attached to the
load-underlying support surface of the elevator which (a) are joined
together by a pivot pin at a point spaced from their ends and about which
they swing when the levers are transmitting power from the power
source to the support surface and (b) bear at least a portion of the
weight of the load-underlying support surface during its travel
along the shaft*.
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270 | . Includes gear on support mating with stationary rack or chain: |
This subclass is indented under subclass 250. Drive-means* including both (a) a power transmitting
toothed gear rotatively attached to the load-underlying support
surface of the elevator and (b) a bar or chain mounted along the
length of the shaft* and having a row of complementary
teeth or apertures with which the teeth of the gear mate.
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271 | .. Worm-type gear: |
This subclass is indented under subclass 270. Drive-means* wherein the rotatable gear either (a) has a cylindrical shape and a continuous tooth on its outer surface which is threaded around the longitudinal axis of the cylinder or (b) has teeth on its outer surface shaped to cooperate with a cylinder shaped bar mounted along the length of the shaft* and having a continuous tooth on its outer surface which is threaded around the longitudinal axis of the cylinder shaped bar. | |
272 | . Includes fluid supporting ram in drive-means: |
This subclass is indented under subclass 250. Drive-means* including a fluid powered mechanism
attached to the load-underlying support surface of the elevator
having two concentric telescopic components which bear a portion
of the weight of the load-underlying support surface and move it
along the shaft* when telescoped.
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273 | .. Pneumatic (e.g., steam): |
This subclass is indented under subclass 272. Drive-means* wherein the fluid utilized to power the mechanism is a gas. | |
274 | .. Plural fluid rams having interrelated operation: |
This subclass is indented under subclass 272. Drive-means* provided with an additional, similar, telescopic, fluid powered mechanism having its operation influenced or affected by the other fluid powered mechanism. | |
275 | .. With fluid flow controlling means: |
This subclass is indented under subclass 272. Drive-means* provided with particular means for
directing and regulating the amount of fluid going to the telescopic,
fluid powered mechanism.
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276 | . Includes control for power source of drive- means: |
This subclass is indented under subclass 250. Subject matter including a control* which regulates
the operation of either (a) the force generating means of the drive-means* (e.g., motor)
or (b) a component of the force transmitting linkage of the drive-means* not
bearing the weight of the load-underlying support surface (e.g.,
fluid valve for fluid ram).
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277 | .. With specific electrical component: |
This subclass is indented under subclass 276. Subject matter wherein the control* is provided with
a particular part for receiving input information or effecting the
regulating operation powered by an electric current.
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278 | ... Actuated by movement of building (e.g., seismic activity): |
This subclass is indented under subclass 277. Control* wherein the load-underlying support surface travels within a normally static, multistory structure and the information input component has its operation induced or modified by a change in position of one portion of the structure relative to either (a) another portion of the structure or (b) the ground caused by an accidental (e.g., explosion) or natural (e.g., wind deflection) external force thereon. | |
279 | ... Actuated by presence of obstruction in shaft: |
This subclass is indented under subclass 277. Control* in which the information input component
has its operation induced by the presence of an object (e.g., foot)
projecting into the shaft* and when the object is in this
location it is either (a) obstructing the safe passage of the load-underlying
support surface or (b) endangering its safety when the load-underlying
support surface passes through the shaft*.
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280 | ... Actuated by location of access barrier or its lock: |
This subclass is indented under subclass 277. Control* in which the information input component
has its operation induced by either (a) the position of a door which
allows or prevents the passage of a load onto the load-underlying support
surface or (b) the position of a device having the sole function
of holding such a door in its load blocking or unblocking position.
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281 | ... Actuated by excessive load: |
This subclass is indented under subclass 277. Control* in which the information input component has its operation induced by an increase in the weight of the load on the load-underlying support surface beyond the normal or acceptable limit. | |
282 | ... Actuated by load support contacting trip in shaft: |
This subclass is indented under subclass 277. Control* in which the information input component
has its operation induced by engagement with either (a) a device
located along the shaft* and projecting thereinto when
the input component of the control* travels with the load-underlying
support surface or (b) the load-underlying support surface or structure attached
thereto when the input component of the control is stationarily
mounted, located along, and projects into the shaft*.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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283 | .... Having trip at each of plural landings: |
This subclass is indented under subclass 282. Control* having either a projecting operation inducing device or a control input component located near each of numerous (i.e., more than two) landings* along the shaft*. | |
284 | ..... And means for final leveling: |
This subclass is indented under subclass 283. Control* having additional means which (a) begins its operation when a relatively short vertical distance remains between the load-underlying support surface and a landing* at which it is stopping and (b) adjusts the regulating functioning of the control* to accurately align the landing* and load-underlying support surface when fully stopped. | |
285 | ... For fluid-type power source: |
This subclass is indented under subclass 277. Subject matter in which the force generating means regulated
by the control* is powered by a fluid flowing therethrough.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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286 | .... Actuated by load support speed sensor or governor: |
This subclass is indented under subclass 285. Control* in which the information input component
has its operation induced by regulating or detecting means which
either measures or is responsive to (a) changes in the velocity
or (b) improper velocity of the load support surface.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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287 | ... Includes safety cut off switch actuated by load support speed sensor or governor: |
This subclass is indented under subclass 277. Control* including a device for stopping the flow
of electric current to the force generating means when the information
input component has its operation induced by regulating or detecting
means which measures or is responsive to excessive or improper velocity
of the load-underlying support surface.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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288 | ... Control actuates mechanical braking means for power source: |
This subclass is indented under subclass 277. Subject matter wherein the control* regulates the
operation of means directly engaging and stopping or slowing the
motion of a moving component of either (a) the force generating means
of the drive-means* (e.g., motor) or (b) a component of
the force transmitting linkage of the drive-means* not
bearing the weight of the load-underlying support surface (e.g., clutch).
SEE OR SEARCH CLASS:
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289 | ... For electric power source: |
This subclass is indented under subclass 277. Subject matter in which the force generating means regulated by the control* is powered by an electric current. | |
290 | .... With auxiliary supply of electricity: |
This subclass is indented under subclass 289. Subject matter provided with an alternate or reserve supply (e.g., battery) of electric current for powering the control* or force generating means upon failure or reduction in the primary supply of electric current. | |
291 | .... Having means for final leveling: |
This subclass is indented under subclass 289. Control* having means which (a) begins its operations when a relatively short vertical distance remains between the load-underlying support surface and a landing* at which it is stopping and (b) adjusts the regulating functioning of the control* to accurately align the landing* and load-underlying support surface when fully stopped. | |
292 | .... With means for stopping vibration or bump start: |
This subclass is indented under subclass 289. Control with means adjusting the functioning of the control* so as to prevent either (a) the oscillation of the load-underlying support surface during its travel or (b) any motion opposite to the intended direction of travel of the load-underlying support surface when it is leaving a landing*. | |
293 | .... Controls power source speed: |
This subclass is indented under subclass 289. Subject matter wherein the control* regulates the force output rate of the generating means. | |
294 | ..... Actuated near terminus of shaft: |
This subclass is indented under subclass 293. Control* in which the information input component has its operation induced when the load-underlying support surface comes close to the upper or lower end of the shaft*. | |
295 | ..... Having control signal pattern generator: |
This subclass is indented under subclass 293. Control* having an electrical component in the regulating
circuitry of the force generating means which receives a signal
from a landing*, formulates the electrical command signals
necessary to accomplish the desired movement of the load-underlying
support surface, and transmits these signals to another component
of the regulating circuitry.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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296 | ..... Limited to power source (i.e., motor) utilizing A.C. power: |
This subclass is indented under subclass 293. Subject matter in which the force generating means regulated
by the control* must specifically use an alternating electric
current.
SEE OR SEARCH CLASS:
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297 | ..... Limited to power source (i.e., motor) utilizing D.C. power: |
This subclass is indented under subclass 293. Subject matter in which the force generating means regulated
by the control* must specifically use a direct electric
current.
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298 | .... Actuated by human operator engaging specific input part: |
This subclass is indented under subclass 289. Control* in which a particular aspect of the information
input component is detailed and has its operation induced by force
applied to it by an individual (e.g., manual pull starting cable).
SEE OR SEARCH THIS CLASS, SUBCLASS:
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299 | ..... With means locking input part of control against movement: |
This subclass is indented under subclass 298. Control* provided with means having the sole function of holding the information input component at a particular position and resisting its shifting by the individual. | |
300 | .. Actuated by presence of obstruction in shaft: |
This subclass is indented under subclass 276. Control* in which the information input component
has its operation induced by the presence of an object (e.g., foot)
projecting into the shaft* and when the object is in this
location it is either (a) obstructing the safe passage of the load-underlying
support surface or (b) endangering its safety when the load-underlying
support surface passes through the shaft*.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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301 | .. Actuated by location of access barrier or its lock: |
This subclass is indented under subclass 276. Control* in which the information input component
has its operation induced by either (a) the position of a door which
allows or prevents the passage of a load onto the load-underlying support
surface or (b) the position of a device having the sole function
of holding such a door in its load blocking or unblocking position.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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302 | .. Actuated by load support contacting trip in shaft: |
This subclass is indented under subclass 276. Control* in which the information input component
has its operation induced by engagement with either (a) a device
located along the shaft* and projecting thereinto when
the input component of the control* travels with the load-underlying
support surface or (b) the load-underlying support surface or structure attached
thereto when the input component of the control is stationarily
mounted, located along, and projects into the shaft*.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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303 | ... Having trip at each of plural landings: |
This subclass is indented under subclass 302. Control* having either a projecting operation inducing device or a control input component located near each of numerous (i.e., more than two) landings* located along the shaft*. | |
304 | .... Trip supported on or formed by cable: |
This subclass is indented under subclass 303. Control* wherein the projecting operation inducing device or the control input component located near a landing* is sustained by or made of a cable*. | |
305 | .. Actuated by load support speed sensor or governor: |
This subclass is indented under subclass 276. Control* in which the information input component has its operation induced by regulating or detecting means which either measures or is responsive to (a) changes in the velocity or (b) improper velocity of the load-underlying support surface. | |
306 | .. Actuated by human operator engaging specific input part: |
This subclass is indented under subclass 276. Control* in which the information input component
has its operation induced by force applied to it by an individual
and a particular structural aspect of the input component is detailed
(e.g., made of cable*).
SEE OR SEARCH THIS CLASS, SUBCLASS:
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307 | ... With means for locking input part of control against movement by operator: |
This subclass is indented under subclass 306. Control* provided with means having the sole function of holding the information input component (e.g., handle) at a particular location to prevent its operation by an individual until the holding means is released. | |
308 | .... Actuated by position or movement of access barrier or its position lock: |
This subclass is indented under subclass 307. Control* wherein the holding means for the information input component has its operation induced by the location or shifting of either (a) a passage door for the load-underlying support surface or (b) a device for holding such a door in its blocking or unblocking location. | |
309 | ..... Having barrier position lock operable only when load support or control input part safely positioned: |
This subclass is indented under subclass 308. Control* wherein damage to the load is prevented by having the device for holding the door constructed or located so it may not be normally released or applied except when either (a) the load-underlying support surface is at a landing* or (b) the information input component of the control* is in a neutral location where the drive-means* will not transmit force to the load-underlying support surface. | |
310 | ...... With common actuation of barrier position lock and input part locking means: |
This subclass is indented under subclass 309. Control* provided with structural linkage for transmitting force either (a) from the means holding the information input component to the device for holding the door to release or apply the device when the holding means is shifted or (b) from a single input source to both the means for holding the information input component and the device for holding the door at the same time to make their operation interdependent. | |
311 | ... Using cable to transmit input: |
This subclass is indented under subclass 306. Control* wherein a cable* conveys force from the individual to the input component. | |
312 | .... Running cable type: |
This subclass is indented under subclass 311. Control* in which the cable* is linked to the load-underlying support surface in such a manner as to travel therewith or at a rate proportional thereto. | |
313 | WITH BARRIER FOR REGULATING ACCESS TO LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter provided with means (e.g., gate, door) which
allows or prevents the passage of a load (e.g., freight, rider)
entering or leaving the load-underlying support surface by selectively
moving, relative to the path of travel of the load, into a blocking
or unblocking position.
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314 | . Operation variable for emergency, maintenance, or abnormal condition: |
This subclass is indented under subclass 313. Subject matter provided with means which changes, or allows changes to, the normal functioning of the path blocking means when (a) a serious crisis exists which could cause injury (e.g., fire, broken support cable*), (b) repair or cleaning of a component of the elevator is needed, or (c) an unusual situation occurs (e.g., landing* and car not correctly aligned). | |
315 | . Includes motor or motor driven linkage for shifting barrier: |
This subclass is indented under subclass 313. Subject matter wherein the path blocking means is moved
between its positions by drive-means* which includes either
(a) a device which converts nonmechanical energy (e.g., electrical)
or stored energy (e.g., fuels) into mechanical energy or (b) a structural
linkage intended to be driven by such a device.
SEE OR SEARCH CLASS:
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316 | .. With specific electrical control therefor: |
This subclass is indented under subclass 315. Subject matter provided with a control* for the drive-means* of the path blocking means having a particular aspect of a part powered by an electric current detailed (e.g., electric eye). | |
317 | ... Includes object detecting sensor or switch on barrier: |
This subclass is indented under subclass 316. Subject matter wherein the information input component of
the control* is carried by the path blocking means and
includes circuit making and breaking means which contacts, or otherwise
determines the physical presence of, an object obstructing the course
along which the path blocking means moves.
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318 | .. Shifts barrier mounted at landing: |
This subclass is indented under subclass 315. Subject matter wherein the drive-means* moves path blocking means which is stationarily positioned at a landing* to allow or prevent passage of the load between the load-underlying support surface and the landing*. | |
319 | ... Through coupling with barrier on load support: |
This subclass is indented under subclass 318. Subject matter wherein the path blocking means positioned at the landing* is detachably connected to distinct path blocking means attached to and traveling with the load-underlying support surface when both path blocking means are at the same landing* and a common energy converting device (i.e., motor) of the drive-means* therefor utilizes this connection to move both path blocking means simultaneously. | |
320 | ... Plural interconnected motors shift barriers at different landings: |
This subclass is indented under subclass 318. Subject matter having at least two distinct energy converting devices which either (a) share a common energy supply system, (b) power portions of the same drive-means*, or (c) have their operation regulated by the same control* and which move distinct path blocking means stationarily positioned at various landings* along the shaft*. | |
321 | ... Motor stationarily mounted and linkable to barriers on different landings: |
This subclass is indented under subclass 318. Subject matter wherein the energy converting device is attached to structure at a fixed location and the structural linkage which it powers is constructed to move distinct path blocking means stationarily positioned at various landings* along the shaft*. | |
322 | .... Includes rotating shaft extending between landings: |
This subclass is indented under subclass 321. Subject matter wherein the structural linkage includes an elongated rigid element which passes through plural landings* and turns about its longitudinal axis when transmitting power to path blocking means. | |
323 | ... Nonelectric motor: |
This subclass is indented under subclass 318. Subject matter in which the energy converting device (i.e., motor) does not utilize electric current as input energy. | |
324 | .. Shifts sliding barrier on load support: |
This subclass is indented under subclass 315. Subject matter wherein the drive-means* moves path blocking means attached to the load-underlying support surface bodily, as a unit, along guide means which constrains its movement to rectilinear reciprocation in substantially a single primary direction when repositioned either to prevent or allow passage of a load. | |
325 | . Including barrier mounted at landing: |
This subclass is indented under subclass 313. Subject matter including path blocking means stationarily positioned at a landing* to allow or prevent passage of the load between the load-underlying support surface and the landing*. | |
326 | .. Barrier shifted by drive means powered by motion of load support: |
This subclass is indented under subclass 325. Subject matter wherein the stationary path blocking means is selectively moved to prevent or allow passage of the load by drive-means* powered by contact with a moving load-underlying support surface, or by structure attached to the load-underlying support surface, of an elevator. | |
327 | ... Having endless driving belt in drive means: |
This subclass is indented under subclass 326. Drive-means* having a flaccid element (e.g., chain) formed into a continuous loop which transmits force to the path blocking means when moved around a closed path by the power source. | |
328 | ... Having rotatably driven drum and cable pulled thereby in drive means: |
This subclass is indented under subclass 326. Drive-means* having a drum turned about its central axis by the source of power and a cable* which is either wound around or otherwise engaged by the perimeter of the drum to transmit force to the path blocking means. | |
329 | ... Having cable and guiding pulley therefor in drive means: |
This subclass is indented under subclass 326. Drive-means* having a cable* and a cable* directing element (e.g., pulley) positioned along the path of travel of the cable*, which element is provided with a generally circular perimeter rotatable about an axis through the center of the element in response to the movement of the cable* over its perimeter when the cable transmits force to the path blocking means. | |
330 | .. With means to couple to barrier on load support: |
This subclass is indented under subclass 325. Subject matter provided with means for detachably connecting the path blocking means stationarily positioned at a landing* to distinct path blocking means attached to and traveling with the load-underlying support surface when both path blocking means are at the same landing* so that both are moved | |
331 | .. With position lock therefor: |
This subclass is indented under subclass 325. Subject matter provided with means having the sole function of restricting or preventing the movement of the path blocking means from a location where it allows passage of the load to a location where it prevents passage of the load. | |
332 | .. Collapsible or rollable type: |
This subclass is indented under subclass 325. Subject matter wherein the stationary path blocking means has two distinct edges which are connected to each other by load blocking structure which permits the edges to move either closer together by reducing one of its dimensions (e.g., folds compact, winds around one of the edges) when the path of the load is cleared or spread apart by expanding one of its dimensions when the path of the load is blocked thereby. | |
333 | .. Slideably mounted: |
This subclass is indented under subclass 325. Subject matter wherein the stationary path blocking means both (a) is attached to the landing* by guide means which constrains its movement to rectilinear reciprocation in substantially a single primary direction and (b) moves bodily as a unit when repositioning to prevent or allow passage of the load. | |
334 | . Including slideably mounted barrier on load support: |
This subclass is indented under subclass 313. Subject matter including path blocking means which (a) travels
with and is attached to the load-underlying supporting surface by
guide means which constrains the blocking movement of the means
to rectilinear reciprocation in substantially a single primary direction
and (b) moves bodily as a unit when repositioning to prevent or
allow passage of the load.
SEE OR SEARCH CLASS:
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335 | .. With position lock therefor: |
This subclass is indented under subclass 334. Subject matter provided with means having the sole function of restricting or preventing the movement of the path blocking means from a location where it either allows passage of the load or prevents passage of the load. | |
336 | WITH CLOSURE MEANS FOR SHAFT OPENING THROUGH LANDING: |
This subclass is indented under the class definition. Subject matter provided with repositionable means for covering
the passageway formed through the landing* by the elevator shaft*.
SEE OR SEARCH CLASS:
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337 | . Including pivoted closure: |
This subclass is indented under subclass 336. Subject matter wherein at least a portion of the means covering the passageway includes covering structure (e.g., door) connected to the landing* in a manner allowing it to both (a) swing in an arcuate path about a constantly contacted connection point or region located on the landing* and (b) maintain movement between the covering structure and landing* at their contact point or region. | |
338 | .. Shifted by drive means powered by load support motion: |
This subclass is indented under subclass 337. Passageway covering means wherein the swinging covering
structure is moved about its connection to the landing* by
drive-means* powered by contact with a moving load-underlying
support surface, or structure attached to the load-underlying support
surface, of an elevator.
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339 | .. With closure latching means: |
This subclass is indented under subclass 337. Passageway covering means provided with means for releasably holding the free end of the swinging covering structure in its passage covering position or its passage uncovering position. | |
340 | . Including transversely sliding closure: |
This subclass is indented under subclass 336. Subject matter wherein the means covering the passageway includes covering structure (e.g., door) which is (a) connected to the landing* by guide means which constrains its movement to rectilinear reciprocation in substantially a single primary direction intersecting the central axis of the shaft*, and (b) movable only bodily as a unit between its covering and uncovering positions. | |
341 | .. Shifted by drive means powered by load support motion: |
This subclass is indented under subclass 340. Passageway covering means wherein the reciprocating covering
structure is moved by drive-means* powered by contact with
a moving load-underlying support surface, or structure attached
to the load-underlying support surface, of an elevator.
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342 | . Including closure bodily carried along shaft by load support: |
This subclass is indented under subclass 336. Subject matter wherein at least a portion of the means covering the passageway includes covering structure (e.g., hatch) completely detachable from the passageway formed in the landing*, this detachable covering structure being moved in at least one direction along the shaft* by the load-underlying support surface of an elevator, or structure attached thereto, when the surface or structure passes through the passageway. | |
343 | HAVING MEANS CUSHIONING CONTACT OF LOAD SUPPORT WITH TERMINUS OF SHAFT: |
This subclass is indented under the class definition. Subject matter having means which (a) is located either
(1) near the top or bottom of the shaft* of the elevator
or (2) on the upper or lower portion of the load-underlying support surface
and (b) coacts respectively with the upper or lower portion of the
support surface or the top or bottom of the shaft when the load-underlying
support surface comes close to an end of the shaft* to
soften the force of impact of the support surface therewith.
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344 | . Fluid resistance or shock absorber-type means: |
This subclass is indented under subclass 343. Subject matter wherein the impact softening means includes
structure which contacts or compresses a gas or liquid medium and
utilized the retarding force caused by this contact or compression
to slow down the load-underlying support surface coacting therewith.
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345 | HAVING FLUID DAMPENING MEANS REGULATING LOAD SUPPORT MOVEMENT: |
This subclass is indented under the class definition. Subject matter having means which (a) contacts and pushes
against a resisting fluid and (b) is linked to, engages, or is supported
on the load-underlying support surface to slow the travel of the
support surface to an acceptable speed in at least one direction
by direct utilization of the resistance of the fluid to the movement
of a component of the means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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346 | . With fluid coacting portion carried by load support: |
This subclass is indented under subclass 345. Subject matter wherein the component of the means which
contacts and pushes against the resisting fluid is supported by,
and bodily transported with, the load-underlying support surface
during its travel up and down the shaft*.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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347 | . Includes piston and cylinder attached to support by cable: |
This subclass is indented under subclass 345. Subject matter wherein the fluid resistance means includes a component located within and movable along the length of an elongated hollow chamber containing the resisting fluid, the component displacing or compressing the fluid when moved relative to the chamber by the travel of the load-underlying support surface which is linked thereto by a cable*. | |
348 | WITH EMERGENCY RUNNING SUSPENSION CABLE FOR LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter provided with a cable* either attached
or attachable to the load-underlying support surface which travels
with and assumes a portion of the weight of the load-underlying
support surface upon the breakage or failure of the normal or primary
weight sustaining structure of the load-underlying support surface
to prevent its uncontrolled falling.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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349 | WITH CONDITION ACTUATED MEANS RELEASING LOAD SUPPORT FROM DRIVE MEANS: |
This subclass is indented under the class definition. Subject matter provided with means which disconnects or
detaches the load-underlying support surface from its drive-means* in response
to a particular circumstance (e.g., over tensioned cable, cable
overwinding).
SEE OR SEARCH THIS CLASS, SUBCLASS:
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350 | HAVING MEANS ENGAGING CABLE ATTACHED TO LOAD SUPPORT, OR ITS GUIDE, TO SLOW LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter having (a) a cable* (e.g., haulage
cable, counter weight cable, looped braking cable) connected to
and traveling with the load-underlying support surface which can transmit
slowing or halting force directly thereto and (b) braking means
for engaging either the cable* or a nondriven cable* directing
means (e.g., pulley) to slow or halt the travel of the load-underlying
support surface by transmitting the braking force through the cable* thereto.
SEE OR SEARCH CLASS:
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351 | HAVING SPECIFIC MEANS CONTACTING OR ON LOAD SUPPORT FOR STOPPING OR SLOWING THEREOF: |
This subclass is indented under the class definition. Subject matter having particular means (e.g., pawl, brake shoe) which either (a) is located along or cooperates with the shaft* and directly engages the load-underlying support surface or (b) is carried by the load-underlying support surface and engages structure located along or cooperating with the shaft* for (1) retaining the support surface at a particular location (e.g., catch) or (2) halting or retarding the travel of the support surface (e.g., brake). | |
352 | . Includes gear on support mating with stationary rack: |
This subclass is indented under subclass 351. Subject matter wherein the retaining, halting, or retarding means includes (a) a toothed gear rotatively attached to the load-underlying support surface of the elevator and provided with means to inhibit its rotation and (b) a bar or chain mounted along the length of the shaft* and having a row of complementary teeth or apertures with which the teeth of the rotatable gear intermesh. | |
353 | .. Worm-type gear: |
This subclass is indented under subclass 352. Subject matter in which the rotatable gear either (a) has a cylindrical shape and a continuous tooth on its outer surface which is threaded around the longitudinal axis of the cylinder or (b) has teeth on its outer surface shaped to cooperate with a cylinder shaped bar mounted along the length of the shaft* and having a continuous tooth on its outer surface which is threaded around the longitudinal axis of the cylinder shaped bar. | |
354 | . Means actuated by access barrier movement: |
This subclass is indented under subclass 351. Retaining, halting, or retarding means having its operation induced by the shifting of path blocking means (e.g., door) which allows or prevents the passage of a load entering or leaving the load-underlying support surface by a path going to or from a landing*. | |
355 | .. And having movable contact component carried by support: |
This subclass is indented under subclass 354. Retaining, halting, or retarding means carried by the load-underlying
support surface and having one relatively moving part which in one of
its positions forcefully engages fixed structure located along or
forming a portion of the shaft* to retain, halt, or retard
the travel of the support surface and in another of its positions allows
free movement of the support surface past or along the fixed structure.
SEE OR SEARCH CLASS:
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356 | . Stationarily mounted and having disparate movable contact component: |
This subclass is indented under subclass 351. Retaining, halting, or retarding means which is fixedly
located along a side of the shaft* and has at least one
relatively moving connected part which has no other function but
to engage the load-underlying support surface, or structure traveling
therewith, to retain, halt, or retard the supporting surface when
in one of its positions and in another of its positions allow free
movement of the supporting surface therepast.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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357 | .. Mounted only at landings or terminus of shaft: |
This subclass is indented under subclass 356. Retaining, halting, or retarding means which is located along the shaft* solely at the landings* or at the top or bottom of the shaft*. | |
358 | .. Having drive means for component powered by load support motion: |
This subclass is indented under subclass 356. Retaining, halting, or retarding means having its relatively moving part moved by drive-means* powered by contact with a moving load-underlying support surface, or structure attached to such load-underlying support surface, of an elevator. | |
359 | . Includes movable contact component on support for engaging shaft structure: |
This subclass is indented under subclass 351. Retaining, halting, or retarding means which is carried
by the load-underlying support surface and has at least one relatively
moving connected part which in one of its positions forcefully engages
fixed structure located along or forming a portion of the shaft* to
retain, halt, or retard the travel of the support surface and in another
of its positions allows free movement of the support surface past
or along the fixed structure.
SEE OR SEARCH CLASS:
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360 | .. Interlocking only with structure of landings or terminus of shaft: |
This subclass is indented under subclass 359. Retaining, halting, or retarding means wherein the movable part can only forcefully engage fixed structure forming a portion of the landings* or the top or bottom of the shaft* to retain, halt, or retard the travel of the load-underlying support surface. | |
361 | .. Actuated by change in suspension or counterweight cable tension: |
This subclass is indented under subclass 359. Retaining, halting, or retarding means in which the relatively
movable engaging part has its operation induced by a variation in
tautness (e.g., breaking) of a cable* connected to the load-underlying
support surface and wherein this cable both (a) bears a portion
of the weight of the load-underlying support surface during its
travel along the shaft* and (b) is linked either to the
power source or a weight which causes or opposes the travel of the
load-underlying support surface in one direction.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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362 | ... And shaped to cut into cooperating structure: |
This subclass is indented under subclass 361. Retaining, halting, or retarding means wherein the relatively movable engaging part has a sharp edge configured in such a manner as to sever or deeply pierce into fixed structure located along or forming a portion of the shaft* to retain, halt, or retard the load-underlying support surface. | |
363 | ... And interlocking with complementary stationary formation (e.g., catches): |
This subclass is indented under subclass 361. Retaining, halting, or retarding means wherein the relatively movable engaging part engages a corresponding surface configuration on fixed structure located along or forming a portion of the shaft* to retain, halt, or retard the load-underlying support surface. | |
364 | .... Slideably mounted contact component: |
This subclass is indented under subclass 363. Retaining, halting, or retarding means having its relatively movable engaging part connected to another part of the means, or to the structure attaching it to the load-underlying support surface, by two distinct, rigid or semirigid formations which (a) are each integral with or attached to a different one of the parts or part and attaching structure and (b) have mutually cooperating surfaces both (1) in gliding contact with each other and (2) restricting the relative movement of the engaging part to substantially a single primary direction. | |
365 | ..... Slides perpendicular to path of support: |
This subclass is indented under subclass 364. Retaining, halting, or retarding means wherein the single primary direction along which the engaging part moves is at a right angle to the fixed structure located along or forming a portion of the shaft* which is engaged by it. | |
366 | .... Plural pivotally attached gripping contact components engaging common rail: |
This subclass is indented under subclass 363. Retaining, halting, or retarding means having two relatively moveable engaging parts which (a) are connected to the load-underlying support surface in a manner allowing both of them to (1) swing in an arcuate path about a constantly contacted connection point or region traveling with the support surface and (2) maintain movement between the part and connection at their contact point or region and (b) forcefully engage opposite sides of a slender member or formation which extends along the length of the shaft*. | |
367 | ... Pivotally attached contact component: |
This subclass is indented under subclass 361. Retaining, halting, or retarding means in which the relatively
movable engaging part is connected to the load-underlying support
surface in a manner allowing it to both (a) swing in an arcuate
path partially about a constantly contacted connection point or
region traveling with the support surface and (b) maintain movement between
the part and connection at their contact point or region.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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368 | .... With eccentric camming face: |
This subclass is indented under subclass 367. Retaining, halting, or retarding means wherein the engaging part is provided with a curved engaging periphery and the axis about which the engaging part swings is positioned in such a manner that it is not geometrically centered relative to the engaging periphery of the part which arrangement causes the periphery to apply ever increasing pressure to the fixed structure it engages as the part swings toward its final position. | |
369 | ..... Having similar contact component cooperating to grip common rail: |
This subclass is indented under subclass 368. Retaining, halting, or retarding means having an additional engaging part which is shaped like the first engaging part and acts therewith to forcefully engage opposite sides of a slender member or formation which extends along the length of the shaft*. | |
370 | .... Plural gripping contact components engaging common rail: |
This subclass is indented under subclass 367. Retaining, halting, or retarding means having two swinging engaging parts forcefully engaging opposite sides of a slender member or formation which extends along the length of the shaft*. | |
371 | ... Slideably mounted contact component: |
This subclass is indented under subclass 361. Retaining, halting, or retarding means having its relatively moving engaging part connected to another part of the means, or to the structure attaching it to the load-underlying support surface, by two distinct, rigid or semirigid formations which (a) are each integral with or attached to a different one of the parts or part and attaching structure and (b) have mutually cooperating surfaces both (1) in gliding contact with each other and (2) restricting the relative movement of the engaging part to substantially a single primary direction. | |
372 | .... Having wedge shape or sliding along incline: |
This subclass is indented under subclass 371. Retaining, halting, or retarding means in which either (a) the moving engaging part has a tapered contour or (b) the cooperating formations restricting its movement to a primary direction are at an acute or an obtuse angle to the fixed structure located along the shaft*, and the engaging part and cooperating formation are positioned relative to each other in such a manner that the part will increase the engaging force applied against the fixed structure when moved along the formation in one direction. | |
373 | .. Actuated by load support speed governor or sensor: |
This subclass is indented under subclass 359. Retaining, halting, or retarding means in which the relatively
movable engaging part has its operation induced by regulating or
detaching means which either measures or is responsive to changes
in the velocity of the load-underlying support surface.
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374 | ... Pivotally attached contact component: |
This subclass is indented under subclass 373. Retaining, halting, or retarding means in which the relatively
movable engaging part is connected to the load-underlying support
surface in a manner allowing it to both (a) swing in an arcuate
path partially about a constantly contacted connection point or
region traveling with the support surface and (b) maintain movement between
the part and connection at their contact point or region.
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375 | .... Plural gripping contact components engaging common rail: |
This subclass is indented under subclass 374. Retaining, halting, or retarding means having two swinging engaging parts forcefully engaging opposite sides of a slender member or formation which extends along the length of the shaft*. | |
376 | ... Slidable contact component having wedge shape or sliding along incline: |
This subclass is indented under subclass 373. Retaining, halting, or retarding means having its relatively moving engaging part connected to another part of the means, or to the structure attaching it to the load-underlying support surface, by two distinct rigid or semirigid formations which (a) are each integral with or attached to a different one of the parts or part and attaching structure and (b) have mutually cooperating surfaces both (1) in gliding contact with each other and (2) restricting the relative movement of the engaging part to substantially a single primary direction, and further wherein either (i) the engaging part has a tapered contour or (ii) the cooperating formations restricting its movement to a primary direction are at an acute or an obtuse angle to the fixed structure located along the shaft*, and the engaging part and cooperating formation are positioned relative to each other in such a manner that the part will increase the engaging force applied against the fixed structure when moved along the formation in one direction. | |
377 | .. Actuated by human operator: |
This subclass is indented under subclass 359. Retaining, halting, or retarding means in which the relatively movable engaging part has its operation induced by force applied to it by an individual. | |
378 | ... And interlocking with complementary stationary formation: |
This subclass is indented under subclass 377. Retaining, halting, or retarding means wherein the relatively movable engaging part engages a corresponding surface configuration on fixed structure located along or forming a portion of the shaft* to retain, halt, or retard the load-underlying surface. | |
379 | ... Pivotally attached contact component: |
This subclass is indented under subclass 377. Retaining, halting, or retarding means in which the relatively
movable engaging part is connected to the load-underlying support
surface in a manner allowing it to both (a) swing in an arcuate
path partially about a constantly contacted connection point or
region which travels with the support surface and (b) maintain movement
between the part and connection at their contact point or region.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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380 | WITH CALL REGISTRATION MEANS: |
This subclass is indented under the class definition. Subject matter provided with means which receives, processes,
and stores or cancels requests (i.e., car calls, hall calls) by
individuals for elevator service to change their landing*.
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381 | . Having call cancel or refuse feature: |
This subclass is indented under subclass 380. Subject matter in which the service request means has means to either nullify, reject, or prevent the processing of a service request. | |
382 | . Shared by plural load supports: |
This subclass is indented under subclass 380. Subject matter in which a single means handles all service requests for or from two or more load-underlying support surfaces and coordinates their operation. | |
383 | .. Assigns load supports to zones: |
This subclass is indented under subclass 382. Subject matter wherein all the landings* served by the load-underlying support surfaces are subdivided into small regions of adjoining landings* and the service request handling means either (a) restricts a load-underlying support surface to servicing only one of these smaller regions or (b) allows a load-underlying support surface to respond to service request only from one of these specified smaller regions. | |
384 | .. Having security or priority preemption feature: |
This subclass is indented under subclass 382. Subject matter having means to either (a) refuse an unauthorized or accept an authorized request from an individual or (b) alter the normal precedence for processing a service request from an individual. | |
385 | .. Dispatches load supports from designated landing: |
This subclass is indented under subclass 382. Subject matter wherein the service request handling means also restricts the load-underlying support surface to a single landing* when not in use and permits the idle load-underlying support surfaces to travel therefrom only when service is requested to another landing* or another condition in a preexisting service plan is met. | |
386 | ... Frequency based on interval of time: |
This subclass is indented under subclass 385. Subject matter having preexisting service plan which requires
the passing of a particular amount of time before an idle load-underlying support
surface may travel from the landing*.
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387 | .. Assigns calls to load supports on predetermined basis: |
This subclass is indented under subclass 382. Subject matter wherein the service request handling means directly selects an individual load-underlying support surface of the group to respond to the request for service from a landing* based on a preexisting selection plan. | |
388 | . Also directs response: |
This subclass is indented under subclass 380. Subject matter wherein the means for handling service request also sends the load-underlying support surface to a landing* in answer to the request. | |
389 | . Includes specific floor selector: |
This subclass is indented under subclass 380. Subject matter including a particular device for either (a) causing the load-underlying support surface to be stopped at a landing* or (b) signaling an individual controlling the operation of the load-underlying support surface to stop it at a landing* in response to a request for service. | |
390 | ALARM SYSTEM: |
This subclass is indented under the class definition. Subject matter which includes means to detect a dangerous
condition and signal a warning in response thereto.
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391 | WITH MONITORING, SIGNALLING, AND INDICATING MEANS: |
This subclass is indented under the class definition. Subject matter provided with means which senses or keeps
track of a physical condition important to the operation of the
elevator and transmits notice of a change in this condition to a
communication device designed to inform either an individual or
a central processor of the change.
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392 | . Monitors passengers: |
This subclass is indented under subclass 391. Subject matter wherein the physical condition checked or sensed is related to an individual riding, or waiting at a landing* to ride, the load-underlying support surface. | |
393 | . Monitors operational parameter: |
This subclass is indented under subclass 391. Subject matter wherein the physical condition checked or sensed is one in which it is essential for anyone maintaining or using the elevator to know for the safe or proper functioning of the elevator (e.g., position, speed, direction). | |
394 | .. Load support position: |
This subclass is indented under subclass 393. Subject matter in which the location of the load-underlying support surface along the shaft* is the physical condition checked. | |
395 | HAVING CALL BUTTON WITH INDICATOR: |
This subclass is indented under the class definition. Subject matter having a device (e.g., push button) used
by an individual to request elevator service which is provided with
communication means (e.g., it lights up when request is recorded)
informing the same individual that load-underlying support surface
will be responding.
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396 | GENERAL INFORMATION DISPLAY (E.G., STORE DIRECTORIES): |
This subclass is indented under the class definition. Subject matter which includes either (a) means for communicating
both knowledge necessary to the operation of an elevator and knowledge
(e.g., advertising) which is not limited in its useful application
to an individual using an elevator or (b) means having its operation
caused or modified by an elevator, which communicates knowledge
(e.g., advertising) not limited in its useful application to an
individual using an elevator.
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397 | WITH VISUAL INDICATOR OF MOVEMENT OF LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter provided with means for exhibiting to the
view of an individual a read-out showing some facet of the motion
or travel of the load-underlying support surface.
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398 | . Indicates particular one of plural load supports responding: |
This subclass is indented under subclass 397. Exhibiting means which shows the specific one of several load-underlying support surfaces which will answer a request for service made from any given landing*. | |
399 | . Indicates existing location: |
This subclass is indented under subclass 397. Exhibiting means which shows the current position in the
shaft* of, or the landing* nearest to, the load-underlying
support surface.
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400 | WITH SAFETY OR SEALING MEANS FOR GAP BETWEEN LOAD SUPPORT AND LANDING: |
This subclass is indented under the class definition. Subject matter provided with means attached to the load-underlying
support surface, landing* or shaft* of the elevator
which alleviates, prevents, or restricts the accidental, harmful,
or unwanted (a) passage of a substance (e.g., gas, dirt) or (b)
intrusion of a portion of a passenger or cargo (e.g., hand, chair leg)
into the space between the landing* and load-underlying
support surface.
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401 | HAVING SPECIFIC LOAD SUPPORT STRUCTURE OR ARRANGEMENT (E.G., CAR FRAMING): |
This subclass is indented under the class definition. Subject matter having a particular structural aspect of
the load-underlying, support surface of the elevator (e.g., framing,
shape, flooring) detailed.
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402 | . Arranged to carry masonry hod: |
This subclass is indented under subclass 401. Load-underlying, support surface particularly constructed to support between the entrance and exit levels of the elevator a tray or container attached to a pole type handle which is intended to carry a load of building material (e.g., brick) used by a mason. | |
403 | . With means for engaging wheels of carried vehicle: |
This subclass is indented under subclass 401. Load-underlying, support surface provided with means which
contacts the wheels of a vehicle positioned on the support surface
while it travels between its entrance and exit levels.
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404 | HAVING SPECIFIC COUNTERBALANCE MEANS FOR LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter having a particular structural aspect of
means detailed which is structurally linked to and mitigates the
effect of either (a) gravitational force on or (b) the driving force
exerted by the drive-means* on the load-underlying support
surface in at least one direction of its travel within the shaft* by opposing
those forces with a resistance tending to balance them.
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405 | . Includes variable weight: |
This subclass is indented under subclass 404. Subject matter wherein the means for resisting the gravitational or driving force on the load-underlying support surface includes structure capable of having its weight changed by the addition or removal of material to thereby increase or decrease the amount of resistance to the travel of the load-underlying support surface. | |
406 | HAVING SPECIFIC STATIONARY GUIDING STRUCTURE FOR COUNTERBALANCE MEANS OR LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter having a particular aspect (e.g., cross section)
of the immovable structure which contacts and limits the travel
of (a) a weight designed to at least partially balance or counteract
the weight of the load-underlying support surface or (b) the load-underlying
support surface of the elevator to a fixed path detailed.
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407 | . Formed from cable: |
This subclass is indented under subclass 406. Subject matter in which the path limiting structure is constructed from a cable*. | |
408 | . And mounting means therefor: |
This subclass is indented under subclass 406. Subject matter having means for attaching the path limiting means to the elevator shaft*. | |
409 | HAVING SPECIFIC GUIDE SHOE: |
This subclass is indented under the class definition. Subject matter having a particular structural aspect (e.g., shape) of a device mounted on the load-underlying support surface and bodily traveling therewith detailed which is intended to contact and slide along the rigid or semirigid means limiting the travel of the load-underlying support surface of the elevator to a fixed vertical path. | |
410 | . With roller: |
This subclass is indented under subclass 409. Subject matter wherein the device is provided with at least one revolvably mounted wheel or caster to reduce friction between the device and the path limiting means. | |
411 | HAVING SPECIFIC FORCE TRANSMITTING CONNECTION FOR COUNTERWEIGHT OR LOAD SUPPORT: |
This subclass is indented under the class definition. Subject matter having a particular structural aspect of
a device detailed for attaching either (a) drive-means* to
the load-underlying support surface of the elevator, (b) a weight designed
to at least partially balance or counteract the weight of the load-underlying
support surface to structure linking the weight to the support surface,
or (c) the load-underlying support surface to structure linking
it to a weight designed to at least partially balance or counteract
the weight of the support surface.
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412 | . Equalizes tension in, or length of, plural linking cables: |
This subclass is indented under subclass 411. Attaching device which attaches two or more cables to the load-underlying support surface or weight at a common location and is constructed to maintain the cables at the same degree of tautness or at the same length. | |
413 | HAVING SPECIFIC ARRANGEMENT OR CONNECTION OF ELECTRICAL OR FLUID SERVICE LINE: |
This subclass is indented under the class definition. Subject matter having (a) a particular aspect of structure
within the shaft* detailed which limits the path of or
(b) a particular aspect of a device used to attach a portion of either
(1) a wire which carries electric current or (2) a pipe which carries
fluid under pressure to the load-underlying support surface.
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414 | MISCELLANEOUS: |
This subclass is indented under the class definition. Subject matter not provided for in another subclass. | |
900 | TEMPORARY CONSTRUCTION ELEVATOR FOR BUILDING: |
A collection of art disclosing a useful detail of an elevator intended to be nonpermanently located at a site and to move building material to its final landing* within an insitu structure during the erection of the structure. | |
901 | CONTROL MODIFIED FOR USE BY DISABLED INDIVIDUAL: |
A collection of art disclosing a control* which regulates the operation of a component of an elevator (e.g., door) and has a specific feature adapting it for use by a person having some physical problem which prohibits or restricts the ability of the person to operate a standard control. | |
902 | CONTROL FOR DOUBLE-DECKER CAR: |
A collection of art disclosing a control* which regulates the operation of an elevator car having two distinct passenger compartments located at different vertical levels. | |
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
This subclass has no definition. | |