Class 254: IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE ( Manual of U.S. Patent Classification )

U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
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Manual of U.S. Patent Classification
as of June 30, 2000


Class
254
IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE


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Subclass definitions may be accessed by clicking on the subclass number, below.

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Subclass Title
ClassTitle ===> IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE
1[Patents]MISCELLANEOUS
2R[Patents]HOISTING TRUCK
3R[Patents] . Tilting load support
3B[Patents] . . Service station type
3C[Patents] . . Platform type
4R[Patents] . Cable hoist
4B[Patents] . . Service station type
4C[Patents] . . Platform type
5R[Patents] . Inclined plane or wedge
5B[Patents] . . Service station type
5C[Patents] . . Platform type
6R[Patents] . Rack and pinion or segment
6B[Patents] . . Service station type
6C[Patents] . . Platform type
7R[Patents] . Screw
7B[Patents] . . Service station type
7C[Patents] . . Platform type
8R[Patents] . Single throw lever
9R[Patents] . . Toggle
9B[Patents] . . . Service station type
9C[Patents] . . . Platform type
10R[Patents] . . Parallelogram bars
10B[Patents] . . . Service station type
10C[Patents] . . . Platform type
8B[Patents] . . Service station type
8C[Patents] . . Platform type
2B[Patents] . Service station type
2C[Patents] . Platform type
10.5[Patents]METALLIC SPRING STRETCHER AND/OR COMPRESSOR (E.G., LEAF, HELICAL, OR COIL SPRINGS)
11[Patents]FLOOR JACK TYPE
12[Patents] . Rack and pinion or segment
13[Patents] . Screw
14[Patents] . Step-by-step traveling member
15[Patents] . Single-throw lever and bar
16[Patents] . . Sliding bar
17[Patents] . Single throw lever
18[Patents]NAIL EXTRACTOR TYPE
19[Patents] . Hammer and anvil
20[Patents] . Screw
21[Patents] . Single throw lever
22[Patents] . . Lever and pivoted jaw grip
23[Patents] . . Multiple jaw grip
24[Patents] . . . Cam or wedge actuated
25[Patents] . . Claw bar
26R[Patents] . . . Hammer
26E[Patents] . . . . Extensible fulcrum
27[Patents] . . . Pivoted fulcrum member
28[Patents]STAPLE PULLER
28.5[Patents]THILL-COUPLING JACK
29R[Patents]PIPE OR ROD JACK
30[Patents] . Lifter
31[Patents] . . Reciprocating clutch
29A[Patents] . Tie rod tensioner
32[Patents]AXLE-LUBRICATING JACK
33[Patents]CAR JOURNAL BOX LIFTING
34[Patents] . Suspended lifter
35[Patents]CAR-PUSHER TYPE
36[Patents] . Pinch bar
37[Patents] . . Rail clamping
38[Patents] . . Pivoted wheel engaging member
39[Patents]DOOR BRACE
40[Patents]PRINTER'S QUOINS
41[Patents] . Screw
42[Patents] . Wedge
43[Patents]RAIL OR TIE SHAFTER
44[Patents] . Single throw lever
45[Patents]VEHICLE-BODY LIFTERS
46[Patents] . Lever and drum
47[Patents] . Cable hoist
48[Patents] . . Vehicle attached drum
49[Patents] . Swinging side bars
50[Patents] . . Single fixed pivot
50.1[Patents]RESILIENT TIRE-CASING SPREADERS
50.2[Patents] . Spreader and tire casing relatively movable or rotatably mounted
50.3[Patents] . Fluid pressure operated
50.4[Patents] . With tire casing support
134.3R[Patents]METHOD OR APPARATUS FOR PLACEMENT OF CONDUCTIVE WIRE
134.4[Patents] . By fluid pressure differential in conduit (e.g., parachute sucked through conduit)
134.5[Patents] . Tractor for pulling wire (e.g., battery-powered)
134.6[Patents] . . Step-by-step type (e.g., by camming against messenger)
134.7[Patents] . Sectional members for fishing
134.3PA[Patents] . Utility pole guide
134.3CL[Patents] . Cable lashing
134.3FT[Patents] . Conduit snakes
134.3SC[Patents] . Submarine cable
199[Patents]PORTABLE IMPLEMENTS OR APPARATUS FOR TENSIONING FLEXIBLE MATERIAL OR FOR EXTRACTING STUMPS OR POLES
200[Patents] . Material comprises resilient floor covering (e.g., carpet)
201[Patents] . . Including fluid or spring driven cylinder
202[Patents] . . Including force transmitting cable and driven, rotatable, cable engaging drum
203[Patents] . . Including driven, rotatable, floor covering engaging and pulling drum
204[Patents] . . Including screw drive
205[Patents] . . Including rack and pinion, or pinion segment, drive
206[Patents] . . Including ratchet bar and driving pawl drive
207[Patents] . . . Having plural, disparate, driving pawls
208[Patents] . . Including rotatable, pulley wheel element and cable
209[Patents] . . Including force transmitting, hand held and operated, lever
210[Patents] . . . With means attached thereto for sequentially, gripping, shifting, and releasing bar component
211[Patents] . . . With floor covering clamping means attached to lever
212[Patents] . . . Having linearly shifting, guided component attached thereto
213[Patents] . Including rotatably driven drum for engaging either material or force transmitting cable
214[Patents] . . Plural drums or drum with plural distinct sections
215[Patents] . . . Juxtaposed to material or cable at single locus
216[Patents] . . Having pressure element spaced therefrom to confine material or cable thereagainst
217[Patents] . . Having ratchet wheel and interengaging pawl for driving drum
218[Patents] . . . Pawl pivots about fixed point on drive handle
219[Patents] . . Having intermeshing gears for driving drum
220[Patents] . . . Worm and worm wheel
221[Patents] . . With projections or apertures on drum for engagement with complementary formations on material or cable
222[Patents] . . With means for preventing or retarding rotation in at least one direction
223[Patents] . . . Ratchet wheel or formation and pawl
224[Patents] . . With adjustable gripping device for attaching drum to rigid, in situ structure
225[Patents] . . With material or cable contacting infeed guide
226[Patents] . . . Rotatable pulley wheel element
227[Patents] . . With ground-engaging support means
228[Patents] . Including expansible chamber fluid motor drive
229[Patents] . Including worm and worm wheel gear drive
230[Patents] . Includng rack and pinion, or pinion segment, drive
231[Patents] . Including screw drive
232[Patents] . . Plural screws
233[Patents] . . . Having plural, oppositely shifting, threaded riders
234[Patents] . . Having plural, oppositely shifting, threaded riders
235[Patents] . . Having ratchet wheel and pawl for driving screw
236[Patents] . . Having intermeshing gears for driving screw
237[Patents] . Including ratchet bar and driving pawl drive
238[Patents] . . Having plural, disparate, driving pawls
239[Patents] . . . Plural ratchet formations
240[Patents] . . . . Facing opposite directions
241[Patents] . Including intermeshing gear drive
242[Patents] . Including rotatable, pulley wheel element and cable
243[Patents] . Including either force transmitting, hand held and operated lever or animal powered sweep
244[Patents] . . Implement or apparatus includes bar component having plural holes and removable cooperating pins selectively engagable by lever
245[Patents] . . With means attached thereto for sequentially gripping, shifting, and releasing bar component
246[Patents] . . Having linearly shifting, guided component attached thereto
247[Patents] . . . With ratchet formation and locking pawl for maintaining relative positioning
248[Patents] . . With additional, hand held lever pivotally attached thereto for applying pulling force in opposite direction
249[Patents] . . . Having position locking means between levers
250[Patents] . . With camming means thereon, and pressure element spaced therefrom to confine material, or force transmitting cable, thereagainst
251[Patents] . . With material, article, or force transmitting cable clamping means attached to and shifting with lever
252[Patents] . . . Including cooperating, relatively stationary means for intermittently locking material or cable
253[Patents] . . . Plural clamping means
254[Patents] . . . . Alternately clamping and pulling on material or cable
255[Patents] . . . . Attached by flexible connector
256[Patents] . . With material, article, or force transmitting cable engaging means movably attached to and shifting with lever
257[Patents] . . . Including cooperating, relatively stationary means for intermittently locking material or cable
258[Patents] . . . Plural, movably attached engaging means
259[Patents] . . . . Alternately engaging and pulling on material or cable
260[Patents] . . . . Attached by flexible connector
261[Patents] . . With means pivotally connected to lever and adapted to engage rigid, in situ structure
262[Patents] . Including adjustable gripping device for attaching implement or apparatus to rigid, in situ structure
263[Patents] . Including ground engaging means for supporting implement or apparatus in plural, vertically spaced positions
84[Patents]TRAVERSING JACK
85[Patents] . Screw
418[Patents]VEHICLE ATTACHED JACK
419[Patents] . Semi-trailer landing gear
420[Patents] . Attached to trailer tongue
421[Patents] . Turntable
422[Patents] . Rocking lever
423[Patents] . Hydraulic or pneumatic
424[Patents] . Screw actuated
425[Patents] . . Gear driven
426[Patents] . Cable actuated
427[Patents] . Rack and pinion
264[Patents]APPARATUS FOR HAULING OR HOISTING LOAD, INCLUDING DRIVEN DEVICE WHICH CONTACTS AND PULLS ON CABLE
265[Patents] . Device includes driven, flexible, cable contacting belt
266[Patents] . Device includes rotatably driven, cable contacting drum
267[Patents] . . Having rotational speed governor for generating control impulse to rotation retarding means or drive
268[Patents] . . Having mechanism, actuated by changes in position of drum relative to another component of device, for generating control impulse to rotation retarding means or drive
269[Patents] . . Having stationary mechanism, actuated by load or other obstruction on and traveling with cable, for generating control impulse to rotation retarding means or drive
270[Patents] . . Having cable contacted, supported, or attached mechanism for generating control impulse to retarding means or drive
271[Patents] . . . With cable contacting component, on or adjacent to circumference of drum, shifted by segment of wound cable
272[Patents] . . . With cable deflecting or path defining component shifted by cable when tension varies
273[Patents] . . . . Electricity or fluid utilized in transmittal of impulse
274[Patents] . . Having mechanism, linked to drum or rotating element of drive, for generating control impulse to rotation retarding means or motor when torque on drum varies
275[Patents] . . . Electricity utilized in transmittal or impulse
276[Patents] . . Having mechanism, linked to drum and actuated by number of drum rotations, for generating control impulse to rotation retarding means or drive
277[Patents] . . With fluid or resilient shock absorbing or tension maintaining means attached to, supported by, or supporting guiding structure for cable
278[Patents] . . Plural drums or drum with plural distinct sections
279[Patents] . . . With vehicle for supporting at least one drum
280[Patents] . . . . Having rotatable, cable guiding, pulley wheel element spaced from drums
281[Patents] . . . . . Element repositionable relative to at least one of the drums
282[Patents] . . . . Drive for at least one drum includes motor of vehicle
283[Patents] . . . Having rotatable, cable guiding, pulley wheel element spaced from drums
284[Patents] . . . . Element repositionable relative to at least one of the drums
285[Patents] . . . . . Plural elements
286[Patents] . . . . Plural elements
287[Patents] . . . Juxtaposed to cable at single locus
288[Patents] . . . With means affixing at least one drum to supporting base and allowing movement between drum and base
289[Patents] . . . . Movement engages or disengages drum from drive
290[Patents] . . . Plural, distinct, drive motors
291[Patents] . . . . Noncompressible fluid
292[Patents] . . . . Electric
293[Patents] . . . Each drum having plural, distinct drive sources or discrete drive trains
294[Patents] . . . Having common drive source or mechanically interlinked drive trains
295[Patents] . . . . Including intermeshing gears in drive
296[Patents] . . . . . Worm and worm wheel
297[Patents] . . . . . Epicyclic gear train having sun, intermediate (e.g., planet), and ring gears
298[Patents] . . . . . Shiftable into and out of intermeshing engagement
299[Patents] . . . . . Also including clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components
300[Patents] . . . . . . With frictional brake assembly mechanically linked to, and operationally influenced by, clutch
301[Patents] . . . . . . With additional axially shiftable clutch mechanism mechanically linked to, and operationally influenced by, first clutch
302[Patents] . . . . . . . Alternately transmitting power
303[Patents] . . . . . . Fluid operated actuator shifts component
304[Patents] . . . . . . Components having frictional contact surface
305[Patents] . . . . . . . Truncated cone shaped
306[Patents] . . . . . Also including ratchet wheel and driving pawl
307[Patents] . . . . . . Plural driving pawls
308[Patents] . . . . . . . Attached to rotatable disk or shaft
309[Patents] . . . . . Also including clutch mechanism having rotatable, radially shiftable, power transmitting component
310[Patents] . . . . . With means for preventing or retarding rotation of one or more drums in at least one direction
311[Patents] . . . . Including sprocket wheel and chain in drive
312[Patents] . . . . Including power transmitting pulley and rope or belt either in drive or in cable return means
313[Patents] . . . . Including contacting friction wheels having noncollinear axes of rotation in drive
314[Patents] . . . . Including expansible, noncombustible, fluid motor in drive (e.g., air, steam)
315[Patents] . . . . Including noncompressible fluid motor or pump in drive
316[Patents] . . . . Including electric motor in drive
317[Patents] . . . . Including clutch mechanism in drive having coaxial, rotatable, relatively shiftable axially, power transmitting components
318[Patents] . . . . . With frictional brake assembly mechanically linked to, and operationally influenced by, clutch
319[Patents] . . . . . Components having frictional contact surface
320[Patents] . . . . Including ratchet wheel and interengaging driving pawl in drive
321[Patents] . . . . Including means for preventing or retarding rotation of one or more drums in at least one direction
322[Patents] . . . . . Frictional brake assembly having rotating, wheel structure and shiftable shoe or band
323[Patents] . . With vehicle for supporting drum
324[Patents] . . . Having arch-shaped body for straddling load
325[Patents] . . . Having rotatable, cable guiding, pulley wheel element spaced from drum
326[Patents] . . . . Element repositionable relative to drum
327[Patents] . . . . Plural elements
328[Patents] . . . Drive for drum includes motor of vehicle
329[Patents] . . With means affixing drum to supporting base and allowing relative movement therebetween
330[Patents] . . . Movement engages or disengages drum from drive
331[Patents] . . . Movement occurs along line collinear with rotational axis of drum during pulling of cable
332[Patents] . . . Including pivotal, rotational, or swivel connection between drum and base
333[Patents] . . Having pressure element spaced from drum to confine cable thereagainst
334[Patents] . . Having rotatable, cable guiding, pulley wheel element spaced from drum
335[Patents] . . . Element repositionable relative to drum
336[Patents] . . . . Plural elements
337[Patents] . . . . . Cable supported
338[Patents] . . . Plural elements
339[Patents] . . Having plural, distinct drive sources or discrete drive trains
340[Patents] . . . Including two or more motors
341[Patents] . . Drive includes rack and either pinion or pinion segment
342[Patents] . . Drive includes intermeshing gears
343[Patents] . . . Worm and worm wheel
344[Patents] . . . Epicyclic gear arrangement including sun, intermediate (e.g., planet), and ring gears
345[Patents] . . . Shiftable into and out of intermeshing engagement
346[Patents] . . . Drive also includes clutch mechanism having coaxial, rotatable relatively shiftable axially, power transmitting components
347[Patents] . . . . With frictional brake assembly mechanically linked to, and operationally influenced by, clutch
348[Patents] . . . . With additional axially shiftable clutch mechanism mechanically linked to, and operationally influenced by, first clutch
349[Patents] . . . . Fluid operated actuator shifts component
350[Patents] . . . . Components having frictional contact surface
351[Patents] . . . . . Truncated cone shaped
352[Patents] . . . Drive also includes ratchet wheel and driving pawl
353[Patents] . . . . Plural driving pawls
354[Patents] . . . . . Attached to rotatable disk or shaft
355[Patents] . . . Drive also includes clutch mechanism having rotatable, radially shiftable, power transmitting component
356[Patents] . . . With means for preventing or retarding rotation of drum in at least one direction
357[Patents] . . . . Ratchet wheel or formation and locking pawl
358[Patents] . . Drive includes sprocket wheel and chain
359[Patents] . . Either drive or cable return means includes power transmitting pulley and rope or belt
360[Patents] . . Drive includes expansible, noncombustible, fluid motor (e.g., air, steam)
361[Patents] . . Drive includes noncompressible fluid motor or pump
362[Patents] . . Drive includes electric motor
363[Patents] . . Drive includes contacting friction wheels having noncollinear axes of rotation
364[Patents] . . Either drive or cable return means includes spring
365[Patents] . . Drive includes clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components
366[Patents] . . . With frictional brake assembly mechanically linked to, and operationally influenced by, clutch
367[Patents] . . . Fluid operated actuator shifts component
368[Patents] . . . Components having frictional contact surface
369[Patents] . . Drive includes ratchet wheel and interengaging driving pawl
370[Patents] . . Drive includes clutch mechanism having rotatable, radially shiftable, power transmitting component
371[Patents] . . With means on circumference of drum, or relatively movable drum components, for grasping cable
372[Patents] . . With projections or apertures on drum for engagement with complementary structural formations on cable
373[Patents] . . With pickup or pushing means on circumference of drum for cooperating with structure attached to, or formed on, end of cable
374[Patents] . . Having noncircular or varying diameter, cable contacting perimeter
375[Patents] . . Including means for preventing or retarding rotation of drum in at least one direction
376[Patents] . . . Ratchet wheel or formation and locking pawl
377[Patents] . . . Fluid resistance brake
378[Patents] . . . Frictional brake assembly having rotating, wheel structure and shiftable shoe or band
379[Patents] . . . . Having fluid actuator for shifting shoe or band
380[Patents] . . With portable housing for drum and hand manipulated means for removably fastening housing to supporting base or load
381[Patents] . . With structure (e.g., sweep, tree, yoke) adapting drum to be powered by draft animal
382[Patents] . . Including static receiver spaced from drum for storing pulled cable
383[Patents] . . With cable guard structure extending partly around and closely adjacent to drum
384[Patents] . Including hand held and operated lever with plural cable engaging means movably attached thereto for alternately contacting and pulling on cable
385[Patents] . With rotatable, cable contacting, pulley wheel element attached to and reciprocated by driving component of device
386[Patents] . . Element reciprocated by expansible fluid motor
88[Patents]INCLINED PLANE LIFTER
89R[Patents]MULTIPLE LIFTERS (E.G., VEHICLE LIFTS)
90[Patents] . Track-straddling platform
91[Patents] . Swinging platform
92[Patents] . Screw
89H[Patents] . Fluid pressure
93R[Patents]FLUID PRESSURE
93VA[Patents] . Vehicle attached
93L[Patents] . Service station lifts
93A[Patents] . Combined with screw
93HP[Patents] . Inflatable portable bags
93H[Patents] . Portable automobile jacks
94[Patents]ROCKING SUPPORTS
95[Patents]RACK AND PINION
96[Patents] . Screw pinion
97[Patents] . Geared
98[Patents]SCREW
99[Patents] . Derrick type
100[Patents] . Special engaging feature
101[Patents] . . Rocking head or base
102[Patents] . Telescoping screws
103[Patents] . Geared
104[Patents]WEDGE
105[Patents]STEP-BY-STEP TRAVELING BAR
106[Patents] . Clutch actuated
107[Patents] . . Multiple driving clutches
108[Patents] . Pawl actuated
109[Patents] . . Multiple driving pawls
110[Patents] . . . Reversing
111[Patents] . . Reversing
112[Patents] . Rack and lever
113[Patents]SINGLE THROW LEVER AND BAR
114[Patents] . Sliding bar
115[Patents] . . Rack bar and segment
116[Patents] . . Adjustable
117[Patents] . . . Lateral shoe
118[Patents] . . . Rack bar
119[Patents] . Adjustable
120[Patents]SINGLE THROW LEVER
121[Patents] . Rail or tie lifter
122[Patents] . Lazy tongs
123[Patents] . Lever-supported thrust bar
124[Patents] . Mechanically actuated
126[Patents] . . Screw
127[Patents] . . Cable
128[Patents] . . . Block and tackle
129[Patents] . Adjustable
130[Patents] . . Multiple fulcrums
131[Patents] . Special engaging feature
131.5[Patents] . . Fulcrumed fork or shovel
132[Patents] . . Root puller type
387[Patents]LOAD ENGAGING MEMBER AND POWER TRANSMITTING CABLE FOR SHIFTING MEMBER RELATIVE TO STRUCTURE WHICH CONTACTS AND GUIDES MEMBER
133R[Patents]SPECIAL ENGAGING ELEMENTS
134[Patents] . Adjustable
133A[Patents] . Sharing props (nonhydraulic)
388[Patents]MEANS SUPPORTED BY, AND MAINTAINING RELATIVE SPACING BETWEEN, LONGITUDINAL RUNS OF AN ENDLESS LOAD MOVING CABLE
389[Patents]DEVICE OR MEMBER FOR CONTACTING AND GUIDING MOVING CABLE
390[Patents] . Including rotatable, cable contacting, pulley wheel element
391[Patents] . . With mechanism for retarding or preventing cable movement or element rotation
392[Patents] . . With fluid, shock absorbing or tension restoring mechanism connected thereto
393[Patents] . . Plural elements or element with plural cable contacting regions
394[Patents] . . . At least two of the elements having noncollinear axes of rotation
395[Patents] . . . . Juxtaposed to cable at single locus
396[Patents] . . . . . Having juxtaposed elements repositionable relative to one another
397[Patents] . . . . . Including additional element spaced along cable path
398[Patents] . . . . Having one element repositionable relative to another element
399[Patents] . . . . . Repositionable element supported by cable (e.g., traveling block)
400[Patents] . . . . Having axes perpendicular or skewed
401[Patents] . . . With portable block for elements and hand manipulated means for removably fastening block to support base or load
402[Patents] . . . . Having portion of block repositionable for insertion or removal of cable or for exposure of elements
403[Patents] . . . . With guard or guide for maintaining cable on elements
404[Patents] . . . . Including antifriction means for elements
405[Patents] . . With block for element and portion thereof repositionable for insertion or removal of cable or for exposure of element
406[Patents] . . . Portion revolves about axis of rotation of element
407[Patents] . . With means, or element structure, enabling object or obstruction on cable to bypass or travel over element
408[Patents] . . With block for element having stationary portion adapted to coact with element to grip cable
409[Patents] . . With portable block for element and hand manipulated means for removably fastening block to support or load
410[Patents] . . . Fastening means remotely operable or breakaway type
411[Patents] . . . With guard or guide for maintaining cable on element
412[Patents] . . . Including antifriction means for element
413[Patents] . . With means for affixing element to support base and allowing relative movement therebetween
414[Patents] . . . Including elastic member
415[Patents] . . . Including pivotal, rotational, or swivel connection
416[Patents] . . With antifriction means for element
417[Patents] . Having cable contacting portion revolving around another component of device
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CROSS-REFERENCE ART COLLECTIONS
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900[Patents]CABLE PULLING DRUM HAVING WAVE MOTION RESPONSIVE ACTUATOR FOR OPERATING DRIVE OR ROTATION RETARDING MEANS
901[Patents]ANTIFRICTION MEANS FOR CABLE PULLING DRUM
902[Patents]EITHER DRUM, PULLEY WHEEL ELEMENT, OR CABLE CONSTRUCTED FROM SPECIFIC MATERIAL
903[Patents]YIELDABLE, CONSTANT ENGAGEMENT, FRICTION COUPLING (E.G., SLIP CLUTCH) IN DRIVE FOR CABLE PULLING DRUM
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DIGESTS
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DIG 1[Patents]Jack bases
DIG 2[Patents]Electric screw jacks
DIG 3[Patents]Jack handles
DIG 4[Patents]Object engaging heads for jacks
DIG 5[Patents]Means for depressing foot brake when adjusting same
DIG 6[Patents]Flexible rack and pinion
DIG 7[Patents]Printers form trucks
DIG 8[Patents]Screw jacks, plural section nut
DIG 9[Patents]Vehicle-operated lift platform
DIG 10[Patents]Tire or rim expanding or contracting devices
DIG 11[Patents]Cable drum feed for presser
DIG 12[Patents]Pawls
DIG 13[Patents]Vehicle retarding drums
DIG 14[Patents]Rope attachment
DIG 15[Patents]Motor clamps
DIG 16[Patents]AUTOMOBILE TRANSMISSION JACK


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Last Modified: 6 October 2000