Class   173	TOOL DRIVING OR IMPACTING
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PROCESSES

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AUTOMATIC CONTROL OF POWER OPERATED MEANS

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. (1 indent ) Responsive to condition of cleansing means

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. (1 indent ) Tool advance causing or controlling means

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.. (2 indent ) Responsive to torque or speed condition of drive

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... (3 indent ) With additional control by means sensing condition of advance means

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... (3 indent ) Drive motor motivating energy condition initiates control

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.... (4 indent ) Motive fluid flow or pressure condition of drive motor

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... (3 indent ) Fluid flow or pressure operated advance means

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.. (2 indent ) Responsive to length of stroke of means reciprocating hammer head or tool

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. (1 indent ) Drive means responsive to condition of advance causing or controlling means

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. (1 indent ) Drive means responsive to torque or speed condition

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.. (2 indent ) Fluid pressure change controls drive

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.. (2 indent ) Having torque responsive clutch

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.. (2 indent ) With speed responsive governor

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.. (2 indent ) With torque indicator

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.. (2 indent ) Having torque sensor

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... (3 indent ) Strain gauge

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... (3 indent ) Proximity angle detector

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DRIVE CONTROLLED BY RELATIVE AXIAL MOVEMENT OF TOOL

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. (1 indent ) Reciprocating drive member connected to pulsing fluid column

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. (1 indent ) Drive motor controlled

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.. (2 indent ) Modified internal motor operation

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... (3 indent ) Motor piston movement modified relative to motive fluid port

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DRIVE CONTROLLED BY RELATIVE MOVEMENT OF ADVANCE CAUSING OR CONTROLLING MEANS OR MANIPULATING HANDLE

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SELF-ACTING ADVANCE AND RETRACTION CYCLE

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WITH INDICATING OR SIGNALING MEANS

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. (1 indent ) Distance of advance

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WITH VEHICLE SUPPORT FOR DRIVE

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. (1 indent ) Pivoted

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. (1 indent ) Nontransporting means to support vehicle during tool operation

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.. (2 indent ) Adjustable nontransporting means

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... (3 indent ) Having screw threads

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... (3 indent ) Having fluid cylinder

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. (1 indent ) Movement of vehicle causes tool advance

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. (1 indent ) Vehicle motor mechanically coupled to drive tool

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.. (2 indent ) Drive gearing displaced relative to source of power

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. (1 indent ) Vehicle motor and drive motor powered by same energy source

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. (1 indent ) Drive structure moved to nonuse position for transport

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CONVERTIBLE

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WITH MEANS ENGAGED BY PART OF HUMAN OTHER THAN HAND

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WITH WORK ENGAGING MEANS SUPPORTING DRIVE

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. (1 indent ) Anchored to work

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.. (2 indent ) Balanced with respect to axis of tool advance

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. (1 indent ) Structure extends between opposed points

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.. (2 indent ) Tool advanced laterally of structure

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. (1 indent ) Structure engages work at point diametrically opposed to tool

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. (1 indent ) Relatively adjustable work engaging elements

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SWINGING ARM CAUSES ADVANCE WITH MEANS TO GUIDE RECTILINEAR TOOL ADVANCE

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WITH MEANS TO ADJUST POSITION OF AXIS OF TOOL ADVANCE

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. (1 indent ) Drive gearing displaced relative to source of power

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.. (2 indent ) With plural relatively displaced gearing sections

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. (1 indent ) Plural adjustments

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.. (2 indent ) Powered by motor or mechanism

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... (3 indent ) Having screw threads

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... (3 indent ) Having turntable

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... (3 indent ) Having fluid motor

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.... (4 indent ) With mechanical movement

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....• (5 indent ) With flexible endless member

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... (3 indent ) Having flexible endless member

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. (1 indent ) Adjustment powered by motor or mechanism

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WITH MEANS TO SPACE AXIS OF TOOL ADVANCE RELATIVE TO PRIOR POSITION

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COMBINED

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DRIVE ADJUSTABLE TO COMPLETELY CHANGE KIND OF DRIVE

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. (1 indent ) Adjustable to impacting device

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DRIVE BY MEANS REACTING TO ROTATING ECCENTRIC MASS

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POWER PATHS TO PLURAL TOOLS FROM SINGLE DRIVE

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. (1 indent ) Drive plural means to reciprocate hammer heads or tools

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SINGLE ADVANCE CAUSING OR CONTROLLING MEANS OR MANIPULATING FOR PLURAL DRIVES

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HAMMER OR TOOL SHAFT RECIPROCATED BY GRIPPING MEANS WHICH RELEASE OR YIELD TO PERMIT ADVANCE

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. (1 indent ) With fixed means cyclically contacted by grip structure

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.. (2 indent ) Contact moves grips out of shaft engagement

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. (1 indent ) Means concurrently moving shaft about an axis

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WORK CLEANSING

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. (1 indent ) Controlled by relative movement between drive and tool, advance causing or controlling means or manipulating means

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. (1 indent ) By motive fluid for drive motor or advance causing or controlling motor

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.. (2 indent ) Motive fluid does not contact work but induces flow of another fluid

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.. (2 indent ) Additional cleansing fluid source

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... (3 indent ) With means providing for independent use of either fluid

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... (3 indent ) Motive fluid for cleansing bypasses motor chamber

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.. (2 indent ) Supply for cleansing bypasses motor chamber

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... (3 indent ) Controlled by motor inlet throttle valve

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.. (2 indent ) Fluid supplied through working chamber of idled cyclically operable drive motor

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... (3 indent ) Supplied through distributor maintained in fixed position

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.... (4 indent ) Motor inlet throttle valve maintains distributor fixed

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.... (4 indent ) Motor exhaust throttled

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.... (4 indent ) Mechanically maintained in fixed position

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.. (2 indent ) With means to inhibit return of detritus into cleansing passage

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.. (2 indent ) Fluid supplied through chamber of advance causing or controlling motor

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.. (2 indent ) Directed into passage in tool

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. (1 indent ) Plural cleansing fluid sources

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. (1 indent ) Cleansing fluid pump operated by drive

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.. (2 indent ) Pump comprises hammer head or impact transmitting anvil

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. (1 indent ) Cleansing fluid controlled by control for drive or advance causing or controlling means

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. (1 indent ) Cleansing fluid passage through hammer head

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. (1 indent ) Drive motor or advance causing or controlling motor provided with passage for cleansing fluid

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. (1 indent ) Cleansing fluid passage in impact transmitting anvil

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. (1 indent ) Using vacuum or reverse circulation

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. (1 indent ) Having outside conduit to supply cleansing fluid

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MEANS TO CONTROL ADVANCE AND CYCLICALLY RECIPROCATE A CABLE-OPERATED HAMMER OR TOOL

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. (1 indent ) With means to synchronize advance with reciprocating drive

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. (1 indent ) Advance means bodily reciprocated

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. (1 indent ) Hammer or tool cyclically disconnected from cable

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. (1 indent ) With plural cable drums

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. (1 indent ) Relatively elevated guide engaging cable between drive and hammer or tool

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.. (2 indent ) Drive is oscillating cable drum

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.. (2 indent ) Drive is oscillating cable engaging means

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... (3 indent ) Drive permits hammer or tool to freely drop

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IMPACTING DEVICES (E.G., HAMMERS)

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. (1 indent ) Selective axial direction of impact

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. (1 indent ) With means to grip and release tool in timed relation to impact

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. (1 indent ) With anvil arranged to transmit torsional impact to tool

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.. (2 indent ) Rotary tool drive having torque responsive impact

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... (3 indent ) Hammer head reciprocates along rotary axis

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.. (2 indent ) Torque transmitted from hammer head traveling axially only

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. (1 indent ) Hammer head moves in arcuate path or rotates

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.. (2 indent ) Hammer head reciprocates along fixed transverse axis

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... (3 indent ) Arcuate or rotary movement selectively releasable or variable independent of reciprocation

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... (3 indent ) Arcuate or rotary movement transmitted to tool

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.. (2 indent ) Hammer head moves out of arcuate or rotary path

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... (3 indent ) Movement out of path is about rotating pivot

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.. (2 indent ) Hammer head movement is oscillatory

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. (1 indent ) Plural relatively moved hammer heads

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.. (2 indent ) One impacts another

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.. (2 indent ) Concentric

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. (1 indent ) With means for rotating tool

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.. (2 indent ) Rotated by separate motor

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... (3 indent ) Rotation motor exhaust is motive fluid for hammer motor

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... (3 indent ) Motive fluid supplied to rotation motor is hammer motor exhaust

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... (3 indent ) Reciprocating type separate motor

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.. (2 indent ) Rotated by hammer head or drive for hammer head

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... (3 indent ) Rotation is intermittent or oscillatory

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.... (4 indent ) Rotary drive path is directly through hammer head

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. (1 indent ) With means to cause or control advance of hammer head

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.. (2 indent ) Advance operated by hammer drive or actuated in response to hammer vibration

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. (1 indent ) With means to reciprocate tool

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. (1 indent ) Length of cyclic travel of hammer head selectively adjustable

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. (1 indent ) Hammer head driven by pulsating fluid pressure

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.. (2 indent ) Pulsation caused by mechanical movement

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. (1 indent ) Hammer head driven by electric motor

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. (1 indent ) Spring bodily cyclically moved with hammer head

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. (1 indent ) Hammer head driven by spring

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.. (2 indent ) Having cam to compress spring

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.. (2 indent ) Fluid spring

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.. (2 indent ) With means to adjust spring force

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.. (2 indent ) Spring retracts hammer head

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. (1 indent ) Hammer head driven by relatively moving motion transmitting element

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.. (2 indent ) Rotary cam

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.. (2 indent ) Cyclically disconnected from motion transmitting element

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. (1 indent ) Hammer head constitutes or fixed to drive motor cylinder

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. (1 indent ) Hammer head comprises plural parts or diverse materials

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.. (2 indent ) Piston of drive motor

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. (1 indent ) Impact transmitting anvil

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.. (2 indent ) Attachable at plurality of points along tool

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.. (2 indent ) Adapted to fit tool noncircular in cross section

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.. (2 indent ) Formed of plural transmitting part or separate layers

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.. (2 indent ) With means to directly connect anvil to tool

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.. (2 indent ) Anvil retained for limited movement

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. (1 indent ) Hammer head constitutes piston of drive motor

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.. (2 indent ) Having valve not directly associated with motive fluid for piston

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... (3 indent ) With accumulator

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.. (2 indent ) Driven by internal combustion engine

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.. (2 indent ) Motive fluid applied to striking face

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... (3 indent ) Supplied through passage in striking face

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... (3 indent ) Reduced area striking face

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.. (2 indent ) With means to conduct motive fluid to or from striking face

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. (1 indent ) With impact cushioning means

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.. (2 indent ) Mechanical spring

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.. (2 indent ) Fluid spring

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DRIVE GEARING ADVANCES RELATIVE TO SOURCE OR POWER

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ADVANCE CAUSING OR CONTROLLING MEANS

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. (1 indent ) Operated solely by vibrations from reciprocating element in tool drive

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.. (2 indent ) Intermittent unidirectional rotation of advance element

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. (1 indent ) Reciprocatory drive and advance originate from same mechanical element

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. (1 indent ) Rotary drive and advance originate from same mechanical element

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.. (2 indent ) Friction clutch or torque yielding couple in connecting train

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. (1 indent ) Driven flexible member causes advance

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. (1 indent ) Tool advances relative to drive

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.. (2 indent ) Advance means engageable with tool shaft at any point

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.. (2 indent ) Advance motor working member coaxial with tool shaft

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.. (2 indent ) Cable means controls advance

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. (1 indent ) Motor causes or controls advance

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.. (2 indent ) Drive motor exhaust is motive fluid for advance motor

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.. (2 indent ) Drive motor generates advance motor motive energy

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.. (2 indent ) Advance motor exhaust is motive fluid for drive motor

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.. (2 indent ) With lock or brake operable during advance

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.. (2 indent ) Common control element for advance and drive motors

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... (3 indent ) With relatively movable advance motor control element

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.. (2 indent ) Common energy supply for advance and drive motors

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.. (2 indent ) Advance means includes relatively movable transmission element

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.. (2 indent ) Advance motor control in tool drive manipulating handle

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INCLUDING MEANS TO VIBRATIONALLY ISOLATE A DRIVE MEANS FROM ITS HOLDER

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. (1 indent ) Handle type holder

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MEANS TO DRIVE TOOL ABOUT AN AXIS

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. (1 indent ) Plural tools

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. (1 indent ) Endless flexible drive means

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. (1 indent ) Gear drive

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. (1 indent ) Electric motor

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. (1 indent ) Fluid motor

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.. (2 indent ) Having sound attenuator

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.. (2 indent ) With means to rotate reciprocating piston

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.. (2 indent ) With manual means to control motor

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.. (2 indent ) Plural motors

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. (1 indent ) Means to hold and relatively rotate sections of tool shaft

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. (1 indent ) Relatively fixed drive for an advancing tool

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.. (2 indent ) With advance stopping means having selectively operable actuating mechanism

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.. (2 indent ) With advance stopping means adapted to grip tool shaft at any point

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PASSAGE IN MANIPULATING HANDLE FOR DRIVE MOTOR MOTIVE FLUID

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. (1 indent ) Motive fluid control valve in handle passage

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DRIVE CONTROL OPERABLE BY HAND ENGAGING MANIPULATING HANDLE

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MISCELLANEOUS

	FOREIGN ART COLLECTIONS

FOR000

CLASS-RELATED FOREIGN DOCUMENTS

	DIGESTS

DIG1

OPERABLE SUBMERGED IN LIQUID

DIG2

SOUND MUFFLING

DIG3

LUBRICATION

DIG4

LIQUID OPERATED

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