Abstract: Adjustable length element includes a first member having threads and a second member having threads. The adjustable length member also includes at least one protrusion on one of the first member and the second member, with the at least one protrusion being capable of engaging and disengaging at least one stop associated with the threads of the other of the first member and the second member as the first member and the second member are rotated relative to each other. A lancet device includes a housing, a needle holding member in the housing for holding a lancet, a biasing element for biasing the needle holding member toward an extended position, and a trigger for releasing the needle holding member from a retracted position. The lancet device also includes a cap for covering the housing and for positioning the lancet device relative to a skin surface, the cap including a first cap member having threads and a second cap member having threads.

Abstract: A gear catching for a shift transmission in a motor vehicle including a rotatably mounted shift lever and bearing. The catching includes a substantially spherical body having at least one cam at the shift lever or a bearing shell enclosing it. The cam catches in a catch cam. The catch cam or cam is constructed in a springing manner and, due to catching, gives the driver a clear sense of shifting.

Abstract: A locking mechanism adapted to be placed in locked and unlocked positions. The locking mechanism includes a lock-bolt mounted for movement between locked and unlocked positions and a first engagement element having disengaged and engageable positions. An electric actuator having a movable output drives the first engagement element to the engageable position. A manually operated second engagement element can be engaged with the first engagement element in its engageable position. A lock-bolt drive mechanism is operatively coupled between the lock-bolt and the first engagement element. A slidable element responds to a movement of the manually operated second engagement element and slides linearly between engaged and disengaged positions. The slidable element cooperates with the lock-bolt drive mechanism to enable manual movement of the lock-bolt between the locked and unlocked positions thereof such that the disengaged position of the slidable element corresponds to the locked position of the lock-bolt.

Abstract: Detent protrusions 66 disposed at a detent rod 60 of a shift lever 40 are molded so as to be integrated with the detent rod 60 in such a manner that the cross section of a portion of each of the detent protrusions 66 connected to the detent rod 60, taken along a direction substantially intersecting the direction in which each of the detent protrusions 66 protrudes, is larger, as compared to cross sections of other portions of the detent protrusion 66, than the portion of the detent protrusion 66 connected to the detent rod 60. As a result, even when the detent protrusions 66 and the detent rod 60 are molded from a synthetic resin so as to be integrated with each other, the detent protrusion 66 ensures the same strength as a conventional detent pin is achieved.

Abstract: A shifting device (1) for a speed change gearbox with a transmission component that can be shifted in a longitudinal direction and/or about its longitudinal axis in a pivoting manner, which for transmitting the shifting movements is equipped with a damping component (8), which is constructed from at least one ramp-shaped profile (9a), and at least one roller component (12) which is pre-loaded against ramp-shaped profile (9a) by means of spring action.

Abstract: A clutch depressing tool for holding a clutch pedal in an engaged position while work is performed on the clutch system. The clutch depressing tool includes a bar extending between the steering wheel and the clutch pedal. The bar has a first end and a second end. A clutch pedal engaging bracket is fixedly mounted to the first end of the bar. The clutch pedal engaging bracket has a hook portion thereon, which opens away from the bar. The hook portion is adapted to rest over an upper edge of the clutch pedal. A steering wheel engaging bracket for resting the second end of the bar on the steering wheel has a generally J-shaped configuration. The steering wheel engaging bracket has a long portion and a hook portion. The long portion has a first bore therein. The first bore has a shape adapted to slidably receive a portion of the bar. A plurality of notches for holding the steering wheel bracket is in the bar.

Abstract: An apparatus includes a pivotable steering column member associated with a vehicle steering wheel. A rod member is pivotally attached to the steering column member. The rod member has a longitudinal axis. The rod member moves longitudinally upon pivotal movement of the steering column member. The rod member has a first plurality of teeth extending transverse to the longitudinal axis. The first plurality of teeth are centered relative to a plane extending through the longitudinal axis. A lever member has a second plurality of teeth for meshing engagement with the first plurality of teeth. The lever member is fixed against movement longitudinally with the rod member.

Abstract: A shift lever system for a vehicle having longitudinal and lateral directions.

Abstract: A locking device for faucet for preventing turning of the knobs of a faucet. The locking device for faucet includes a base plate nonrotatably coupled to a faucet. A locking plate is coupled to the base plate and selectively engages a knob of the faucet for preventing rotation of the knob. A means for releasing disengages the locking plate from the knob.

Abstract: The invention relates to a longitudinal guide rail for a motor vehicle seat which includes a device for locking the releasable fixing of a top rail and a bottom rail. The device has blocking fingers which, by a retaining spring, can engage independently from each other into a locking position and can together be pulled into a release position.

Abstract: When a leaf spring 22 is rotated integrally with the rotation of a knob dial 18, the leaf spring 22 is pushed and deflected by three corners of a cylindrical section 17a. After that, when three corners of the cylindrical section 17a get over the leaf spring 22 and new three surfaces are engaged with the leaf spring 22, rotation of the knob dial 18 is regulated. In this case, the pushing direction of the leaf spring 22 is the same as the direction of deflection. Therefore, the rotational resistance of the knob dial 18 can be reduced. Accordingly, a feeling of operation of the knob dial 18 becomes light.

Abstract: An operator-controlled positioning device having tactile feedback which includes an elongated tubular bullet-shaped housing and a coil spring slidably engaged in said housing. The housing includes a semi-spherical cap enclosing one end. The cap is biased by the coil spring against a scale having a plurality of detents which represents gradients along the scale. The coil spring provides a biasing force such that, during relative movements between the housing and the scale, the end cap disengages each detent as it moves away, and engages each detent as it becomes axially aligned with said housing. The assembly is particularly suited for detent applications in automotive HVAC control panels.

Abstract: An adjustable rotary positioning mechanism comprising a clevis having a central axis, a first arm, a second arm, and a plurality of bores arcuately spaced around the central axis through the first arm of the clevis. A rod end having a central axis and a plurality of sockets is rotatably connected to the clevis through the central axis. The plurality of sockets are arcuately spaced around the central axis and positioned colinearly with the plurality of bores. A plurality of locking pins are carried in the sockets and configured to project into the plurality of bores to lock the clevis and the rod end together and to retract from the plurality of bores to permit relative movement of the clevis and the rod end. Another embodiment of the invention is a wheelchair comprising a frame, drive wheels and steerable wheels supporting the frame, and paired foot supports each adjustably connected to the frame using the adjustable rotary positioning mechanism described above.

Abstract: A shifter for a manual transmission is provided in which a shifter shaft is rotatably supported about an axis. A radial arm is carried for rotation about the axis by the shifter shaft. A shifter pin is provided on an axis substantially parallel the axis of the shifter shaft. The shifter pin is supported by the radial arm and has one cross section with a first thickness and a second cross section having a second thickness. A substantially planar plate is fixed to the transmission housing radially spaced from the axis. A shift gate is provided in the plate. The shift gate has an arcuate slot with a length, a first width, and a second width longitudinally spaced from the first width. The shift gate is engaged by the shifter pin.

Abstract: A compact adjustment mechanism that provides precision linear travel. The drive mechanism has a knob with a paddle at an inner end that is used to transfer torque. A drive screw has a plurality of grooves disposed around an outer diameter, a plurality of threads at an opposite end from the plurality of grooves, and a torque transfer leaf spring that receives the paddle. A drive housing has a bored hole into which the drive screw is disposed. A threaded hole is formed at an end of the bored hole distal from the knob that receives the plurality of threads of the drive screw. A ball spring plunger is disposed in a threaded hole on the side of the drive housing that mates with the plurality of grooves in the drive screw. The drive screw may have different configurations to implement linear straight movement, provide 90 degree linear movement, or drive a pivot lever.

Abstract: A click-stop gear shift with a detent spring in a housing. The detent spring has a projection which engages notches defined in a rotary member connected to a rotary handle. The detent spring has an outer and an inner spring portions which, together with an arcuate portion, form a curved shape. The inner spring portion is supported by a support member. By selectively positioning the support member along the inner spring portion, the stiffness of the detent spring can be changed. The ability of the relatively long spring portion to vibrate allows a desirable noise to be produced that serves as an acoustic confirmation of the gear shifting movement for the user.

Abstract: A timing device for locking a fly wheel of an engine in place for timing purposes comprising a bushing with a threaded portion at one end that engages a threaded aperture in the bell housing of a diesel engine. A timing or locking pin is disposed within the bushing and is movable longitudinally therein. A washer is disposed between the locking pin and the bushing. A spring is attached at either end to the washer. The spring may be used to bias the locking pin into engagement with a detent in the flywheel. Removal of the spring from the locking pin allows the pin to be removed from the detent in the flywheel.

Abstract: An interior securing device for a lock of a movable vehicle body part of a motor vehicle includes a Bowden cable provided as a transmitting device which is rigidly connected with a securing knob and is linked to an adjusting element. The Bowden cable is surrounded along its length by a flexible guiding sleeve. Near the securing knob, the guiding sleeve is held fixed to the vehicle body part. Near the adjusting element, the guiding sleeve is held fixed to the lock. The securing device is particularly suitable for use with rear side doors of passenger cars.

Abstract: A locking plate attached to a rotatable steering shaft used to change operational settings of a low-pressure locking device of a gas-filled device includes a peripheral locking nose and peripheral adjustment noses on either side thereof, slide surfaces extending between the adjustment noses and the locking nose, the noses and slide surfaces cooperating with the tip of a longitudinally movable locking device whose longitudinal positioning can be released by a blocking device of a pressure detector connected to the gas-filled device.

Abstract: Disclosed is a carrying handle mechanism for a portable equipment which has a shaft disposed on a body of the portable equipment and having a first engageable portion and a second engageable portion, the shaft arranged to be forwardly/backwardly slidable with respect to the body; a carrying handle fixed to the shaft; and a lock mechanism which includes a control member which is arranged that the control member may be engageable with the shaft under a predetermined pressing force at all times and the control member is engageable with the first engageable portion when the carrying handle is in an accommodated position, and the control member is engageable with the second engageable portion when the carrying handle is in a pulled-out use position.

Abstract: A control lever assembly with handle lockout capability including a lever element selectively positionable in a locking position and lockable therein by movement of a handle thereof to a lock position. A first biasing member is disposed on the lever element in an operative position to exert a first biasing force against a detent element, and a second biasing member is disposed in opposition to the first biasing member and is operable to hold the detent element to allow free pivotal movement of the lever element relative to a base.

Abstract: A high force detent mechanism to selectively hold a control input lever in any selected position between neutral and its maximum travel in either direction. The high force detent mechanism includes a coil assembly connected to a control input lever and disposed in close proximity to a semi-circular member having a serrated edge defined thereon. An armature of the coil assembly has a first portion in driving contact with the serrated edge and a second enlarge portion having a latching surface disposed adjacent one of the first and second end faces of the coil assembly's detent coil. The size of the latching surface is larger than the size of the first portion that is in driving contact with the serrated edge. Consequently, the latching force generated between the latching surface and the one face of the detent coil is multiplied several time to create a detent holding force that is larger than the latching force.

Abstract: A control device for an automobile vehicle seat adjustment element including a control element connected to the adjustment element by a connecting rod. The rod is attached to one of the elements by a clamp made of a material more deformable than the material of the rod, the claim including a body and a cover between which the rod is inserted, the rod including protuberances which anchor into the material of the clamp by deforming this material.

Abstract: A holding device hold a first member in position relative to a second member on a clamping pin. Two racks respectively one connected to the first and second members and adapted to interengage in a locked position. A return spring separates the racks in an unlocked position. An additional spring co-operates with a bracket. The racks, return spring and additional spring are mounted on the clamping pin. The additional spring bears against the bracket and operates on the mobile rack to assure complete interpenetration of the mobile rack and the fixed rack. The main application of the device is to automobile vehicle steering columns.

Abstract: In a device for holding a first member in position relative to a second member, the first member and the second member are connected by a clamping system having a clamping axle passing through the members. A relatively soft plastics material adhesion shoe is fixed to the second member. The clamping axle passes through the adhesion shoe. A metal rack having teeth is disposed on a base which is mounted on the clamping axle. When the clamping system is immobilized in a locked position, the teeth of the rack penetrate the relatively soft plastics material of the adhesion shoe in order to guarantee that the first member is held in position relative to the second member.

Abstract: An elastomer detent assembly includes a first member and a second member. The first member includes a plurality of recesses formed in a surface thereof. The second member is engagable with the plurality of recesses and includes at least one detent finger. A dimension of the at least one detent finger is sized relative to a comparable dimension of the surface such that, upon application of a force, the at least one detent finger will move in finite increments relative to the first member providing a detent mechanism. At least one of the first and second members further includes an elastomer portion and a radially extending flange for limiting axial motion between the members. Embodiments including elastomer bonded to either an inner or an outer member are provided.

Abstract: A structure for mounting a slide knob included in, e.g., a portable apparatus is disclosed. The structure of the present invention allows a slide knob to be mounted to the apparatus without resorting to screws and therefore reduces the number of assembling steps and the number of parts.

Abstract: A shift-lever device includes a shift lever rotatably supported to a casing, a restraining lever rotated with the shift lever and formed with a groove, a plate spring having one end pressed on the groove of the restraining lever and a middle portion between one and another ends, a spring support arranged with a side wall of the casing for supporting another end of the plate spring, and a middle support arranged with the side wall of the casing for contacting the upper side of a middle portion of the plate spring.

Abstract: A height adjustment mechanism for a vacuum cleaner includes a wheel carriage pivotally mounted to a foot of the vacuum cleaner, a height adjustment cam which engages the wheel carriage, and a cam actuator which attaches to the height adjustment cam for camming the height adjustment cam against the wheel carriage. The height adjustment cam is formed with a stepped bottom camming surface. The camming surface is formed with a plurality of spaced parallel ribs having a rounded outer surface which minimizes the surface-to-surface contact between the height adjustment cam and the wheel carriage. This reduced surface-to-surface contact reduces the frictional resistance between the height adjustment cam and the wheel carriage allowing the cam actuator to be easily slid for height adjustment of the vacuum cleaner foot.

Abstract: A manual quick change tool changer, said tool changer including a master plate. The master plate connected to a rotatable sprocket with the sprocket having a plurality of teeth. A thrust bearing engaging the sprocket. A handle connected to the sprocket such that the handle moves a predetermined distance. The tool changer further including a secondary plate that mates with the master plate. The secondary plate further including a plurality of leaves such that the plurality of teeth from the master plate locks underneath the leaves of the secondary plate to secure the master plate to the secondary plate.

Abstract: An improved hydraulic valve for a camera dolly includes Teflon inserts around a valve pin to reduce vibration and noise. The ratio of movement between the boom control, which controls the up and down movement of the arm on the camera dolly, and opening and closing of the hydraulic valve, is increased to reduce the sensitivity of the valve to boom control movement. The boom control includes ready up and ready down detents which provide the user a tactile indication of where to position the boom control for immediate up or down movement.

Abstract: A cable control assembly snaps into a control panel of a lawn mower or other piece of equipment to thereby enclose the opening in the control panel into which the assembly is received. The cable control assembly hereof includes a case and a shifter which is engaged by a detent spring, the case including a rim and at least one resilient snap for holding the margin of the control panel surrounding the opening therebetween. The detent spring includes a detent positioned between a pair of divergent arms which engage the case and inhibit transverse movement of the spring in the direction of orientation of the arms during pivotal movement of the shifter.

Abstract: A handlebar mounted shifter system and method are provided in which the overall diameter of the shifter is reduced by providing, among other features, an integrated clamp and spring assembly. The shifter housing has a small diameter so that a rider may place his index finger comfortably on top of the housing so that the distance between the rider's hand and the brake actuator is reduced. In addition, the handlebar mounted shifter system may support and guide the shifting cable so that the shifter cable does not flex undesirably.

Abstract: An adjustable retaining bracket for securing a display panel to a stationary object. The invention provides a retaining bracket having a latching arm, with a rounded nose, pivotally connected to the bracket. The latching arm engages a corresponding latching pin located on a support arm. The support arm is secured to a display panel and pivotally attached to the mounting bracket using bolts. The invention is then secured to the existing store shelving using nuts and bolts. The latching arm contains at least one detent and is used to retain the display panel at a variety of viewing angles depending upon which detent engages the latching pin. When the display panel is rotated counterclockwise (toward the store shelving), the latching pin of the support arm engages the rounded nose of the latching arm, raises the arm and comes to rest in a detent position. Further movement of the sign will move the sign to the next detent position (if available).

Abstract: A control lever assembly for generating an electrical signal representative of the position of a linearly-moveable control lever which extends through an elongated passage in a console cover includes a control lever guide rotatably mounted to a bracket beneath the console cover. An arm projecting above the console cover is provided for moving the guide between rotational positions. The guide has an opening with slots of predetermined length associated with the rotational positions which define ranges of linear movement of the control lever. The movement of the control lever causes a sensing circuit to generate the electrical signal representative of the position of the control lever. The assembly also includes a switch actuated by a cam on an end of the guide depending upon the rotational position of the guide. The assembly also includes detent mechanisms for releasably retaining the control lever and the guide in various detent positions.

Abstract: A cranking device for use with a winch having a crankable shaft, the cranking device comprising an engagement member selectively engageable with an end of the crankable shaft in a loose fitting relationship such that the engagement member may be rotated relative to the shaft end, a handle fixed to the engagement member for cranking same, a locking mechanism provided with the engagement member for locking the engagement member onto the end of the crankable shaft in the loose fitting relationship such that the shaft may be cranked together with the engagement member under relatively low torque. Additionally, the engagement member is preferably formed as a socket having a plurality of spacer members provided on an inner surface thereof for engaging the shaft end when the socket is fitted thereover such that a gap is defined between an outer periphery of the shaft and an inner periphery of the socket.

Abstract: A starter comprising: a motor 24, a clutch 21, which is connected to the motor 24; a pinion gear 22, which is connected to the clutch 21 and engages and disengages with the ring gear of the engine; an electromagnetic switch 2, which switches on and off an electric current for the motor 24; a reciprocating shift lever 4, which is linked to the electromagnetic switch 2; and lever springs 105, which press the shift lever 4 so that the pinion gear 22 is elastically pushed against and engaged with the ring gear; wherein the lever springs 105 are arranged symmetrically with respect to a plane 25 which includes the central axis of the motor 24 and the central axis of the electromagnetic switch 2, the lever springs 105 are attached to cylindrical portions 106b which are a plurality of protrusions on the plate 106, and the lever springs 105 and the shift lever 4 come into contact through a plate 106.

Abstract: A locking winch includes a rotatable shaft coupled to a bracket adapted for connection to a structure such as a trailer, truck, hoist, etc. Wrapped around the shaft is a cable, rope or chain and connected to one end of the shaft is a hand operated crank for rotating the shaft in a first direction for retracting the cable about the shaft or for rotating the shaft in a second, opposed direction for removing the cable from the shaft, with the crank movable between first and second positions on the shaft. A sprocket fixedly mounted to the bracket includes a plurality of spaced teeth disposed about the periphery thereof. A torsion spring coupled to the hand operated crank urges the crank to the first position. A locking pin attached to the hand operated crank is disposed between adjacent teeth on the periphery of the sprocket when the crank is in the first position to prevent rotation of the shaft and either withdrawal of the cable from or take-up of the cable on the rotatable shaft.

Abstract: A bias mechanism includes a plunger secured within a bore extending in a generally tangential direction through a shift fork hub and intersecting a transverse aperture for mounting the hub on a shift shaft, the plunger having a portion protruding through the bore to selectively contact either the shift shaft or a shifting key or pin during rotation of the shift shaft, and a spring to provide resistance to movement of the plunger within the bore thereby causing rotational resistance to the shift shaft while eliminating axial resistance or drag during translation of the shift shaft. In one embodiment, the plunger contacts a shifting element fixed to the shift shaft, such as a shifting key or pin. In another embodiment, the plunger contacts the shift shaft directly but only during selection of the biased shift yoke for translation to engage a particular gear.

Abstract: A swaying mechanism is provided, which can be used on various kinds of electrical appliances that need to be swayed during use, such as electric fans, dryers, and heaters. The swaying mechanism can protect the motor from being burned out when the swaying motion is abruptly stopped by foreign objects, and also can allow the electric cable to be always fixed in position all the time during the swaying motion such that the cable would not wear out. The swaying mechanism includes a synchronization motor; a first elbow member coupled to the motor shaft; a linkage bar for providing a reciprocating force when the motor rotates; a second elbow member which can be swayed by the reciprocating force from the linkage bar; and a toothed section on which the second elbow member is swayably mounted.

Abstract: A cable assembly secured inside the trunk compartment of a motor vehicle having dual actuator cables. The cable assembly includes a housing, a pulley member rotatably mounted to the housing and a slide lock member. A first actuator cable slidingly cooperates through the housing and pulley member with one end attached to a pull-strap inside the trunk compartment and the second end attached to a release latch. A second actuator cable has one end attached to a pull-strap located in the proximity of the driver's seat and the second end attached to the pulley member to rotate the pulley member upon pulling the pull-strap. Rotating the pulley member allows the pulley member to engage a ball slug on the first actuator cable to drive the second end and actuate the release latch. A slide lock member is capable of engaging the pulley member to prevent rotation, and therefore, prevent the pull strap in the passenger compartment from actuating the release latch.

Abstract: An operational control for use with a ventilation, heating, or air conditioning unit of a vehicle, that can be actuated by a turn knob comprises: a guide member for being attached to and manipulated by a turn knob, the guide member defining a guiding groove; an adjusting lever for actuating a Bowden cable to which the adjusting lever is linked, the adjusting lever being mounted adjacent the guide member to pivot; a guide pin attached to the adjusting lever for extending into the guiding groove for cooperating with the guiding groove to cause the adjusting lever to pivot when the guide member is manipulated. The adjusting lever is made of a material that can be welded to steel and the guide pin is a weld-on steel ball welded to the adjusting lever.

Abstract: Actuation lever for the actuation of a control lever in an automobile, in particular for the actuation of a seat, comprising an eccentric element having an eccentric circumferential surface and a bore, a bearing pin having a threaded portion at one end thereof, the threaded portion being adapted to be threaded into the bore of the eccentric element, the other end of the pin having engagement surfaces for a tool, said actuation lever having a bore, the pin being rotatable supported within the bore of the with a rotation of the eccentric element changing the spacing between the circumferential surface and the control lever, rotation limiting elements being provided upon the eccentric element and upon the control lever adjacent the bore such that in a first axial position of the bearing pin the limiting elements engage each other in order to prevent the eccentric element from rotating, and in a second axial position spaced from the first position the limiting elements are disengaged so as to permit rotation of t

Abstract: In order to enlarge a stroke of a movable piece displaced by pivoting a lever in upward and downward directions, a lever switch for a vehicle according to the present invention has a lever mounted pivotably on a case, and a movable piece moved by pivoting movement of the lever. An arm body is disposed between the case and the movable piece. In the arm body there are a shaft portion supported pivotably by the case at one end, a thrusting portion driving the movable piece at the other end, and a contacting portion brought into contact with the lever at an approximately central part. The arm body includes a first arm, at an extremity of which the shaft portion is disposed, a second arm, at an extremity of which the contacting portion is disposed, and a third arm, at an extremity of which the thrusting portion is disposed.

Abstract: A device for the automatic, stepped cable length compensation of a Bowden cable system in which a spring-tensioned cable is guided. The spring is supported between a part on the housing side and a part on the Bowden tube side displaceable relative thereto and having several detent elements resiliently pretensioned in the direction of the sleeve face of the part on the Bowden tube side. During displacement of the part on the Bowden tube side the detent elements engage in succession in front of the end face of this part so that a resetting movement of the part on the Bowden tube side is prevented. Each detent element is allocated a pair of stops between which the detent, element is mounted for restricted axial displacement.

Abstract: The invention is a mechanism for selectively fixing the angular relationship of two pivotaly related structural members in finite steps using a manually actuated, cam-activated gear lock. This provides an adjustable and selectively lockable angular relationship. Fixed and moveable cylindrical cams and a concentric face gear/clutch are used. In one application, the mechanism is incorporated into a four bar linkage.

Abstract: A device for shifting bicycle gears. The device includes a housing part and a rotary element. The housing part has a circumferential surface and a plurality of notches formed in the circumferential surface. Each of the plurality of notches corresponds to a gear-shifting position. The rotary element has a circumferential wall and is selectively rotatable relative to the housing part, the housing part being disposed concentrically within the circumferential wall of the rotary element. The device further includes a detent spring configured as a wrap spring and arranged circumferentially around the housing part, the wrap spring having a wrap diameter and a wrap angle of between approximately 180.degree. and 360.degree..

Abstract: In the operation of construction machines having multiple functions it has been a problem to provide a mounting arrangement for the levers that incorporates low lever effort operational detents without experiencing undue wear within the components. The present invention provides a mounting arrangement for a control lever that has a plurality of upraised ribs defined thereon in a preselected array. A plurality of grooves are positioned on an adjacent bearing member that are positioned to engage the upraised ribs in a first condition of the control lever. The control lever may be rotated out of engagement with the ribs to operate in a second condition while at the same time being engageable with a plurality of operational detents to provided feedback to an operator as to impending operational conditions.

Abstract: A type of angle/height adjusting device for electronic organ stand, comprising a leg stand and a position adjusting device, the leg stand being composed of two tubes of I-shaped legs that are hinged in their middle parts to form an "X" configuration, so the cross rods on top of the leg stand will support an electronic organ; characterized in that: the position adjusting device is composed of a control rod, a spring and two positioning discs; the control rod is fitted inside the upright tube of one of the I-shaped legs, with a handle bar and a positioning block protruding out of the top part and lower part of the upright rod, and the spring is fitted between the top part of the control rod above the handle bar and the cross rod on the I-shaped leg, the two positioning discs are respectively fixed at the joint of the two I-shaped legs.

Abstract: An annular collet (10) is externally fitted to a support rod (4) inserted into a housing (2), and an annular transmission member (14) is arranged around the collet (10) with an annular tapered clearance (C) interposed therebetween. A large number of balls (B) inserted into the annular tapered clearance (C) are pushed up by a pushing spring (17). When pressurized oil is supplied to a hydraulic actuation chamber (25), a clamping piston 24 moves the transmission member (14) downward, so that a tapered internal peripheral surface (15) of the transmission member (14) gets engaged with a tapered external peripheral surface (11) of the collet (10) while rolling the balls (B). Thereby, the collet (10) is diametrically contracted.