Stops

An agricultural tractor has individually operable near-side and off-side brakes with respective brake levers. Said levers are disposed one at each side of a master lever, the three levers being pivotable about a common axis and each provided with a foot pedal. The master lever carries a pivotally mounted...     

A speed reducing assembly including a series of arms transferring force from any input power shaft to a driven output shaft. Uncoupling means are associated with said arms for disengaging any number thereof without interference in the force transfer of any of which might be still engaged for selective...     

A control console having multiple levers rotating on a common axis with each of the levers including an arcuate segment alternately positioned between the spacers on an axial supporting structure aligned within the console housing. A lever handle extends from the arcuate segment of each lever for operating...     

In a copying apparatus having an original carriage and an optical system, a reciprocating movement control device comprises a drive source for driving a photosensitive medium and drive transmission means effective only during forward movement to transmit the drive of the drive source to cause relative...     

A thermostat having an ambient temperature responsive element, a switch mechanically coupled to the temperature responsive element for control thereby so as to cause reverse switch operations above and below a temperature setting, means for controlling the relationship between the switch and the temperature...     

Single revolution clutch mechanisms are conventionally employed in machines such as punch presses and the like. Such clutches are usually provided with single stroke mechanisms so that an operator must release the "RUN" buttons before a subsequent cycle can be initiated. The present invention shows apparatus...     

A safety operating lever for hand tools or the like is disclosed. The lever is pivotally mounted at one end to the tool housing. Rotating of the lever about its pivot activates a valve causing the tool to operate. A safety lever lock is pivotally mounted to the safety lever at the end opposite the pivotal...     

A variably positionable throttle employed for controlling the flow through induction passage means to related engine means employs, in various embodiments, resiliently deflectable and/or yieldable means which, upon sufficient opening movement of the throttle, present to the vehicle operator a sensory...     

A transmission with multiple forward speeds and an improved shifting arrangement is provided. The transmission is particularly adapted for use on riding lawn mowers, garden tractors, and the like. The shift mechanism includes a pivotable shift lever which requires the operator to interrupt the motion...     

A system for reliably limiting the maximum positions to which the power control lever of an aircraft engine may be set in the thrust reversal mode corresponding to whether the aircraft is in the air or on the ground. A plurality of cable drums, one for each of the power control lines extending between...     

A throttle control device for use with a rotating throttle control member of a type being biased to an idle position such as commonly used on motorcycles. A pair of elongated members having arcuate surfaces thereon adapted to contact the throttle control member are pivotally connected together at one...     

A control lever is pivotally fastened to a support assembly and has an end portion movable along an arcuate pathway between a plurality of operating positions. A roller is rotatably fastened to the end portion of the lever and is movable therewith along the arcuate pathway. A detent member has a first...     

A potentiometer has a disc mounted on the shaft. A knob embraces the end of the shaft and is biased away from the disc. The knob is slidable along the shaft into engagement with the disc so that rotation of the knob operates the potentiometer.

A waste and overflow plate assembly for a lavatory drain includes a plate with an aperture therethrough and a lever toggled in the face plate aperture. A U-shaped spring clip is retained by a securing pin on the back portion of the lever member between the securing pin and the face plate to toggle the...     

A variably positionable throttle employed for controlling the flow through induction passage means to related engine means employs, in various embodiments, resiliently deflectable and/or yieldable means which, upon sufficient opening movement of the throttle, present to the vehicle operator a sensory...     

A removable clip for gasoline pump handles without a pump lever lock is provided, easily attachable to a gasoline pump handle and easily engageable to lock the pump handle lever without need for further manual holding.

An automatic dispensing nozzle of the type for dispensing liquid such as gasoline, or the like, into a container and for automatically shutting off when the container is full. The assembly includes a housing having a fluid inlet and an outlet with the fluid passage extending therebetween and a valve...     

A detent mechanism including a stop pin and a specially configured detent spring provides a recognizable interruption to an operator rotating a control shaft of an engine governor. Increased torque is required to be applied to the shaft to override the detent spring to permit further rotation of the...     

A variably positionable throttle employed for controlling the flow through induction passage means to related engine means employs, in various embodiments, resiliently deflectable and/or yieldable means which, upon sufficient opening movement of the throttle, present to the vehicle operator a sensory...     

A control assembly for a vehicle transmission comprising a control member pivotable about a first axis between at least two discrete positions for selecting different drive speeds of the transmission and about a second axis between two outer positions and an intermediate position for selecting forward,...     

A hand control arrangement for a hydrostatic transmission having a single manually actuated control to vary the driving direction and speed of the transmission and wherein the movement of the hand control lever is limited to a predetermined path making it possible for the operator to sense various speed...     

A stop for an instrument focusing shaft wherewith the extent of its rotational excursion in one direction may be readily adjusted and repeated. A gear fixed to the focusing shaft and in mesh with additional gearing is selectively stopped by another gear caused to mesh across two gears of the system....     

A pedal stopper incorporating a parking switch therein, which can be actuated by the release of the compressed deformation of a resilient material constituting the proper portion of the pedal stopper deformable by compression due to an urging action of the pedal and able to regulate the rotative movement...     

A twistable type throttle-grip assembly especially adapted for use with motorcycle-like vehicles manipulates a single control cable and is normally operational in a first rotational range for controlling the supply of fuel to the vehicle's internal combustion engine thereby controlling the vehicle's...     

A push-button assembly including a housing having an actuating plunger, a cover for the housing, and an electrical contact assembly mounted on the cover. Assembly of the cover on the housing orients and operatively couples the actuating plunger with the electrical contact assembly.

A fuel valve actuator hold open lock is disclosed comprising a formed member insertable into an opening in a trigger guard in a gasoline pump delivery valve assembly, the member having longitudinally spaced apart abutment shoulders for engaging the valve actuating trigger.

An automobile tool device is disclosed comprising an elongated support element having a beveled edge forward end adapted for removing ice and a jam element attached to the rearward end with the jam element having a plurality of stepped surfaces to engage the operating lever of a gasoline pump handle...     

A gas pump lever blocking member including an elongated member with a first end adapted to engage the lever and a second end adapted to engage the lever guard in a plurality of positions corresponding to varying gas flow rates through the pump. The elongated member has a stepped portion proximate its...     

A fluid dispensing nozzle having an operating lever with a lever locating means for assisting the operator in holding the hand operating lever open at one or more fixed locations. The lever may be held at a predetermined location, using a relatively small amount of effort to hold the lever. The lever...     

First and second elongated members are provided including pairs of remote and adjacent ends. The adjacent ends of the members are supported from each other for relative longitudinal shifting of the members to extend and retract the remote ends thereof. Structure is provided for releasably securing the...     

A twist-grip cable control having cable movement parallel to the axis of the twist-grip rotation. A bell-crank lever is pivotally mounted within a housing with the inner portion of a Bowden cable connected to one arm of the lever. The other arm of the lever operatively engages a pin or finger member...     

The gasoline pump clip cap is a novel gas cap which has a "C"-shaped clip incorporated into its design. It serves two purposes: it seals the opening of an automobile gas tank filler pipe like a standard gas cap, and the integral clip can be temporarily installed onto the handle of a gas pump to hold...     

A gasoline pump handle insert for wedging the pump handle lever in a pump open condition. A shank, offset to one side supports spaced protrusions on one end and spaced bosses on the other to form respective bights to engage the pump handle and lever. A clip with a sharp edge for scraping windshield ice...     

A safety selector switch for preventing accidental energization of an eleical circuit. A plurality of annular discs, each having a cut-out portion in its periphery, are mounted on a shaft of an electrical component, such as a rotary switch. A second shaft is provided which is translatable in a direction...     

A safety interlock for power tools for preventing inadvertent operation of the tool; the interlock must be moved before the tool control throttle can be actuated.

A governor and decelerator control linkage has two shafts (16 and 17) journalled in a housing (10) and a one-way coupling (18) permits rotation of the second shaft (17) either independently of the first shaft (16) or as a result of rotation of the first shaft (16). A lever (19) fixed to the second shaft...     

A linear-rotary translator includes a pair of parallel, planar plates spaced apart and held by bolts having eccentric bodies. A drive shaft parallel to the bolts is journalled in the plates and is adapted to engage an operated device related to the plates. A pair of drive forks on the drive shaft straddle...     

A shift mechanism for the gears of a transmission is disclosed having a pivotally mounted bushing assembly. The bushing assembly defines an aperture. Positioned in adjacent, spaced apart relationship to the bushing assembly is means for selectively engaging one of a plurality of gears in a transmission....     

A shift control mechanism is provided for a transmission or the like. The control mechanism prevents the transmission from being shifted directly from a forward speed to reverse or vice versa. A shift lever of the transmission engages a slider when shifting between a reverse position and a neutral position...     

A safety throttle lever for use on hand-held tools which lever has two operational modes, the first a tool non-operating mode, the second a tool operating mode. Cam-like means are arranged to restrict and guide the lever into the second operational mode when manual effort is applied to the lever. A spring...     

A spacer is used to set the running clearance between parts in a power transmitting device. The power transmitting device contains a housing, a shaft rotatably mounted in the housing and a ring gear mounted on the shaft for rotation therewith. The ring gear is capable of deflecting in an axial direction...     

A latching device for insertion into a gas dispensing nozzle between the dispensing handle and the handle guard member, the latch having shoulders for seating between these members and for holding the dispensing handle in one of at least two fixed positions, the latch device further having at least two...     

A lock assembly for a transmission gear shift lever that uses a detent latch-type lock pivotably mounted to a support structure adjacent to the transmission gear shift lever. Upon rotation of the latch, a locking arm is mated with the gear shift lever thereby securing it in the neutral position. The...     

The device retains the ejection seat arm/dearm lever in safe position to allow the seat to be tilted safely for required maintenance and repair work. A bolt positioned through a clearance hole in an inverted U-shaped base member engages threads in the ejection seat structure. An upstanding brace extends...     

A manufacturing machine such as an automatic assembly machine is disclosed which includes a work station which can include linear motion devices and rotary motion devices. A conveyor system is disclosed for transporting a workpiece to and from the work station, and positioning means are disclosed for...     

The gear selector shaft of a manually operated transmission has shift mechanisms secured thereto for producing driving engagement between the engine and the vehicle wheels at the speed ratio selected by the vehicle operator. By moving the selector shaft along shifting planes that are defined by a control...     

A control knob for turning on or off a burner of a kitchen gas stove, the knob including a cam-faced spur on a side of the knob shank which travels behind a stationary stop mounted on the stove when the knob is being turned to shut off the gas, the stop preventing the knob to be turned on again unless...     

An automotive transmission shifter and park lock is disclosed which includes a base for mounting the shifter in an automotive vehicle. A shift lever is pivotable with respect to the base and a park lock hook is pivotally mounted on the shift lever. The base includes means for engaging the park lock hook...     

An abrasive grinding machine wherein the periphery of a rotatable grinding wheel always is returned to, and during grinding maintained at, a constant and precise workpiece grinding position irrespective of the reduction of the diameter of the wheel from wear and/or dressing. The grinding wheel is mounted...     

A device that fits on a gasoline pump nozzle handle for holding the valve open, instead the need of continuously squeezing the handle in a hand; the device, in one design, including a collapsible brace for pressing against the handle.

A predetermined limit in the rotation of a manually rotatable control shaft is established by a special knob having a speed nut which secures the knob to the shaft, and an interrupted circular slot in the knob, concentric with the shaft, for cooperating with a fixed projection extending parallel to the...     

A mounting (12) for the throttle lever (13) and the dead-man control lever (22) to the handle (11) of an appliance such as a lawn mower, and including a locking bolt (30) carried by a leaf spring (27) to interfere with the movement of the dead-man control lever (22) so as to insure against accidental...     

An aircraft seat adapted to be releasably secured to a track member having a plurality of longitudinally spaced openings interconnected by slots in the top surface thereof and an internal channel communicating with these openings and slots, comprising a rear leg, a track fitting including lugs selectively...     

A spreader unit is provided for connection to a hopper carried in an airplane for spreading granular material at a controlled rate of flow. A moveable gate on the spreader is moveable between a closed position covering a discharging opening through which the granular material may flow and an open position...     

The present aircraft steering mechanism provides different steering characteristics for different aircraft speeds, especially at low speeds on the one hand and at high speeds on the other hand. For this purpose the steering mechanism, which is operatively interposed between a control input and a controlled...     

A portable apparatus for aerating liquids includes an aerating head, a mechanism for supplying gas to the aerating head from a cylinder when a control button is depressed, a platform for lifting a bottle containing liquid to be aerated into sealing engagement with the aerating head, and a rotary cam...     

A lawn spreader for particulate material such as grass seed or fertilizer has a slidable control knob immediately adjacent the handle gripping portion for movement by one or more fingers to control the rate of feed of particulate material from the spreader without removal of either hand from gripping...     

An improved throttle valve assembly of the type which includes a throttle body provided with a throttle lever and a second, intermediate lever interconnected with each other by a roller/cam slot mechanism, said throttle lever being adapted to be moved by said second lever which is connected through the...     

A seat and hydraulic control lever interlock for lift trucks in which access to a battery compartment is in part enabled by pivoting the operator seat forwardly over the steering wheel, which pivotal movement causes interlocking lever means between the seat pivot and hydraulic control levers to actuate...     

A spring-locking handle mechanism in which a flat piece of spring stock is formed in a generally U-shaped configuration to provide a locking spring, one leg of which bears against the underside of the socket portion of a conventional two-piece locking handle, and the other leg of which bears downwardly...     

An adjustable spring stop assembly (10) for a spring (S) received within a bore (B) is provided. The adjustable spring stop assembly comprises a washer member (12) and an adjustment member (14). The washer member is axially fixable within the bore and is provided with a centrally located aperture (16)...     

An underreamer having an adjustable arm extension includes a cam for urging the arm outwardly in an opened position, and a stop pin which engages a slot in the arm for limiting the maximum arm extension. An insert for the arm has a surface which overlaps a portion of the slot to establish an effective...     

The device has a scanning member, adjustable in relation to the rpm, for the determination of the full load injection amount and a support attachable to a base and holding a contour disk in a predetermined position, the latter serving as a stop for the scanning member. The support can be attached with...     

A carburetor having a throttle valve and throttle shaft is shown provided with a throttle shaft lever which has a U-shaped portion carrying a linkage connecting member effective for connection to associated throttle actuating linkage; a sleeve-like spacer is situated about the connecting member and between...     

A crank drive for the control of the sliding movement and of the tilting movement of the cover of sliding-lifting roofs of motor vehicles. A crank is provided that is rotatably disposed on a support to be mounted in a stationary manner, with said support having an internal toothing that is concentric...     

A push-to-turn thermal cycling switch for regulating the wattage of a resistance type surface heating unit of a domestic cooking range of the electric type is disclosed. The duty cycle of the heating unit, and thus its heat output is regulated by the switch cycling on and off in accordance with movement...     

A spring driven power device in which energy in a loaded spring is delivered to a rotary member. A hollow cylindrical member having a splined inside surface is provided. A stem with external splines is coaxially mounted within the hollow cylindrical member with a space between the members. A viscous...     

A control head assembly which automatically locks a control lever into one of two or more selected positions, thus reducing chances of accidental disengagement. The lever is relatively stiff and is rotatable between at least two selected positions and is also movable along hinge axis. Stops carried on...     

The invention resides in an outside door handle assembly which comprises a door handle pivotably mounted on a door of an automotive vehicle; and a door latch operating rod having an end portion which is pivotably attached to an extension of said door handle after assemblying thereto. A pair of finger...     

A seat brake is provided for use in a vehicle having a seat movable between a lower position when weight is placed on the seat and an upper position when weight is removed from the seat, and having a brake selectively engageable to brake the vehicle. The seat brake causes the brake to be engaged when...     

A control stick assembly capable of conversion between an automatic return mode and a free-floating mode is disclosed. The control stick assembly comprises a control stick, a pair of potentiometers, linkages coupling the control stick to the potentiometers, spring means for urging the control stick toward...     

An emergency release handle is pivotally mounted within an interior wall of a railcar and connected to pull a cable under emergency conditions to actuate a mechanism, such as a mechanism to open a door. The handle is normally maintained inside the wall by a flexible guard plate and retaining screws passing...     

The width of a laterally foldable wheelchair can be reduced by the chair occupant by manipulation of a hand lever on one side of the chair frame which is operable to elevate a flexible seat support member thereby inducing partial folding of the chair to reduce its width. The weight of the occupant on...     

A mineral winning machine in the form of a coal plough has adjustable floor cutters. To set the floor cutters at different heights use is made of arcuate levers as carriers for the floor cutters which are slidably guided as known per se. Eccentric stop members engage on the upper ends of the levers and...     

A drive control assembly including a rocking foot pedal and a rotatable control lever for effecting forward and reverse motion of a machine. The control lever is operably connected to a rotatable selector plate for setting the direction of machine movement. The foot pedal is operably connected to the...     

An adjustable pedal stop for an automotive clutch includes a stop member 20 which is moved along a ratchet 32 by the first full depression of the clutch pedal 12. The ratchet prevents return movement of the stop member so that the pedal stop 25 is set to a position which ensures a predetermined normal...     

An arrangement for controlling the range of movement of a linearly movable control handle is disclosed which is particularly suited for embodiment in association with a control console through which the control handle extends. The arrangement includes a handle guide adapted to be mounted on and beneath...     

An electrical component placement head control for automatically spacing the component inserter of the head from a printed circuit board comprising of a stop limiting downward movement of the head that coacts with a control shaft having an eccentric cam surface controlling the position of the stop.

A manually-operable device for applying a clamping force to close a conventional deformable cable clamp of an electrical connector includes a base defining a first channel and a second channel transverse to the first channel, a shaft disposed and retained in the second channel, a camming mechanism mounted...     

Herein disclosed is a lever assembly which comprises generally two parts, which are lever holder and a lever proper. The lever holder has at its one side a tubular portion which is lockably fitted in an opening formed in a door panel, while, the lever proper has at its one side a hollow shaft portion...     

A modular thrust control lever assembly for manual pilot control of the forward/idle/reverse thrust operational modes of multiple engine aircraft and including manually manipulable pilot control levers (24L, 24R) each having a fixed lever portion (69L, 69R) and an integral crank (42L, 42R) mounted about...     

A throttle safety device including a coil spring mounted on the outer periphery of an operating rod and having one end secured to a fixed part of the device and an opposite end connected to a locking member to resiliently force the latter to move to an operative position. The coil spring is turned into...     

A compact, regulated gas flow control valve includes a valve body having a clamp for securement to a high pressure gas cylinder. An inlet at one end receives the high pressure gas from the cylinder. A piston-actuated regulator drops the high pressure to a low pressure, maintaining the low pressure at...     

A band selector switch comprises a rotor having click teeth on its outer circumferential surface, a sleeve rotatably fitted in the rotor and composed of a plurality of axial resilient pieces separated by axial slits defined in the sleeve, the resilient pieces having click grooves defined in inner peripheral...     

Disclosed is a pick and place unit having a first moving plate movably supported by a fixed plate and a second movable moving plate supported by the first moving plate movably in the direction crossing the moving direction of the first moving plate. The pick and place unit comprises: a first rod-shaped...     

An orthopedic hinge is polycentric and employs a rack cooperating with pinions formed at the ends of the hinge arms. A special arrangement for limiting rack displacement is effective to selectively clamp the hinge arms at a given arm angle or to permit movement within a limited range of allowable angles.

An over center tensioning and locking control for a cable actuated mechanism includes a control bracket on which an actuating lever is pivotally mounted. The cable to be controlled is connected to said actuating lever and rides on an arcuate cam surface thereon. A spring linkage pivotally connected at...     

A power operated clamp includes a cylinder having a reciprocal piston rod. A hollow clamp body having side plates is aligned with and connected to the cylinder. A clamp arm is pivotally mounted upon the body and in one position is adapted to retainingly engage a workpiece relative to a workpiece support....     

A gear shift device for vehicles of the type including a reverse speed stage is disclosed. The device is provided with a rotation inhibiting member for inhibiting rotation of a gear shift drum when the latter is caused to turn to the reverse position. The rotation inhibiting member is displaced to the...     

A locking prevention apparatus for attachment to the locking shaft of a passage lock door knob assembly for an interior door consists of a split ring of substantially rigid material which engages circumferentially the external surface of the locking shaft between the interior door knob and the interior...     

An impact drive sprinkler is provided from a relatively small number of easily assembled components which can be formed predominantly from lightweight molded plastic or the like. The sprinkler includes a unitary sprinkler body having a lower riser tube rotatably supported within a one-piece bearing sleeve...     

A ratchet system includes a "T" shaped stop-engaging member mounted in a plane perpendicular to a rotating spindle and parallel to a circular carrier member having stop members mounted on the periphrey and rotating with the spindle. The stem of the "T" member is rotatable mounted in a housing surrounding...     

In a single lever control for the feeder conveyors of a combine harvester, movement of a manually operated lever directly actuates a drive train for driving the conveyors in a forward or normal operating direction. A second lever controls actuation of a drive train for driving the feeder conveyors in...     

A hydraulic damper of adjustable damping force type includes a piston working in a cylinder and partitioning the interior of the cylinder into two liquid chambers, a piston rod with one end being connected to the piston and the other end extending to the outside of the cylinder, a liquid passage formed...     

A steering column comprises a pair of steering column members. One of the steering column members is movable axially relative to the other. Structure is also provided for supporting the pair of steering column members for tilting movement about a tilt axis which extends transverse to the direction of...     

A locking mechanism comprising: a frame; a first rotational member being supported on the frame so as to rotate around a first axis and having a guiding portion having a component extending in the radial direction with respect to the first axis; a second rotational member being supported on the frame...     

A pump lever for a jack includes a handle sleeve adapted to receive a handle and be connected to a piston of a fluid pump for the jack and a limiting piece secured to a base on the jack and for guiding the handle sleeve to be raised and lowered and confining a safe range within which the handle sleeve...     

This invention relates to a device to hold the lever of a nozzle assembly in a position to open a valve controlling the flow of fuel from the nozzle. The principal application for this device is on the gasoline delivery nozzle assembly at a self-serve gasoline station. The device, in addition to being...     

A single-lever control lockout for a boom and bucket control lever. The lever is selectively movable in both fore-and-aft and side-to-side directions to control the lowering and raising of the boom and the roll back and dumping of the bucket. A cover encloses the control valve and the control lever extends...     

A rack-and-pinion steering apparatus of center-takeoff type is disclosed in which track rods are connected to an intermediate portion of a rack shaft. A stop member is secured to the rack shaft for limiting the axial movement of the rack shaft by abutment against a housing. A resilient member is mounted...