Class 192/81C - Coil

Subclass of Class 192 - Clutches and power-stop control
No. of patents: 127
Last issue date: 08/21/2007

Number	Title	Issue Date
7258219	Planetary gear actuator apparatus and method A traction cable actuator has a sun gear, with a lever, at least two planetary gears engaged with the sun gear, and a housing with a toothed race engaging the planetary gears. The housing further has a lock spring seat, and a traction cable sleeve seat. A drive shaf...	08/21/2007
7231842	Actuating device An actuation device for adjusting a powered control device opposite the adjusting direction. The actuation device comprises an actuation element axially displaceable in a housing by a feed device at least in the adjusting direction. The actuation device includes an ...	06/19/2007
7210567	Transmission device for two or more shafts A transmission device for two or more shafts is provided having two first cylindrical sleeves which are connected to the first shaft and can be mechanically coupled or uncoupled with two second cylindrical sleeves connected to the second shaft or to a third shaft al...	05/01/2007
7198265	Imaging apparatus including a movable media sensor An imaging apparatus includes a printing mechanism having a media path. A print media source is provided for supplying a sheet of print media to the printing mechanism. A drive unit is provided, with a drive shaft coupled to the drive unit. A media sensor device is ...	04/03/2007
7191880	Over-running clutch pulley with increased surface microhardness The over-running clutch pulley (10) of a preferred embodiment of the invention includes a sheave member (20), a hub member (22) located substantially concentrically within the sheave member, and a clutch member (24), which cooperate to ro...	03/20/2007
7051854	Dual press-fit wrap spring clutch A wrap spring clutch including a drive shaft, an output hub, a shoulder, a hub, a wrap spring, a bushing, and a control ring. The drive shaft is configured to rotate about an axis. The output hub is mounted over the drive shaft and is configured with a first groove....	05/30/2006
7021439	Clutch apparatus Disclosed is a clutch apparatus for use in two-phase position control, which includes a clutch housing for supporting and rotating together with the shaft and a driving gear for selectively driving the housing in a rotatable manner with the help of a clutch interven...	04/04/2006
7007780	Variable speed clutch A variable speed slip clutch is provided. The clutch has an output shaft, a first and second input hub, and output hub, a wrap spring and a control hub. In one embodiment, the clutch includes a source coupler coupled to a first and a second input drive. The output s...	03/07/2006
6978501	Bariatric bed apparatus and methods A bariatric hospital bed with full feature capability to enhance the care and treatment of bariatric patients. Among the features are fully adjustable and retractable siderails, bed raise-and-lower features, head-up and leg-down features for converting to a seated p...	12/27/2005
6877597	Clutch mechanism A clutch mechanism for seating units of the type having an adjustable support member. The clutch mechanism includes a housing having first and second opposite ends, and a generally cylindrical inner sidewall. A clamp member is movably interconnected with the housing...	04/12/2005
6834752	Electromechanical joint control device with wrap spring clutch A clutch including an output hub on an output frame, an input shaft on an input frame, wherein the input shaft rotates within a bore in the output hub. An input hub is attached on an end of the input shaft, and a spring engages the input hub and the output hub. A lo...	12/28/2004
6823972	Spring clutch A spring clutch has an arbor, a spring, and a sleeve. The spring at least partially surrounds the arbor and has a first portion coupled to the arbor to confine relative rotation of the first portion and arbor about an axis. The sleeve at least partially surrounds th...	11/30/2004
6742640	Wrap spring activated torque transfer device A wrap spring activated torque coupling is applied to a torque transmission coupling and/or a locking differential for a motor vehicle. The wrap-spring torque coupling allows for quick engagement and disengagement of an input member to an associated output member at...	06/01/2004
6719284	Document feeding apparatus A document feeding apparatus is used in an office machine in the present invention. The document feeding apparatus includes an intermittent gear set, a first roller, a second roller, and a driving device. The intermittent gear set includes a gear, a shaft, a one-way...	04/13/2004
6700246	Tubutor motor A tube motor with an electric motor drive with a drive shaft located in a gear box. A reducing gear with a driven shaft is located in a gear box and coupled with the drive shaft via a gear input shaft for rotary securing of the driven shaft especially whe...	03/02/2004
6695112	Magnetic brake actuated spring clutch A magnetic brake actuated spring clutch has an input shaft that is rotatably mounted in a housing, a coaxial output shaft that is rotatably mounted in the housing for rotation relative to the input shaft, and a coil spring surrounding a portion of the out...	02/24/2004
6691846	Over-running clutch pulley with shortened depth The over-running clutch pulley of a preferred embodiment of the invention includes a sheave member, a hub member located substantially concentrically within the sheave member, a spring member, and a stop surface, which cooperate to rotationally engage an ...	02/17/2004
6681909	Walk-behind implement having wrap spring wheel clutches A reversible implement including an engine, an axle driven by the engine, a pair of ground engaging wheels with a wheel located at each axle end, a pair of input hubs rotatably fixed to the axle, a pair of wheel hubs with a wheel hub located at each axle ...	01/27/2004
6648116	Power transmission apparatus with a coiled torsional spring capable of being wound around rollers on a sleeve assembly for transmitting a torque A power transmission apparatus includes a sleeve assembly disposed rotatably around a stationary support shaft and having an annular surface unit that is formed with a plurality of axially extending slots. A plurality of rollers are confined respectively ...	11/18/2003
6637571	Input engaging clutch A clutch has a rotatable input, a rotatable output, a spring and a damper mechanism. The rotatable input is capable of being rotated and of being held stationary. The spring is coupled to the input such that each time the input changes modes the spring ch...	10/28/2003
6581743	Electromagnetic spring clutches An electromagnetic spring clutch may be utilized to engage a drive shaft 8 of a auxiliary machine for vehicle 2 and may include an input pulley 1 rotatably supported by a housing of the auxiliary machine for vehicle 2. An electromagnetic coil 5a may be di...	06/24/2003
6561333	Spring clutch utilizing torque slip clips The invention is a spring clutch mechanism including a first member and a second member coaxially disposed with respect to the first member where at least one of the first and second members is rotatable. A wrap spring assembly is in rotational engagement...	05/13/2003
6484861	Wrap spring clutch An electromagnetically actuated wrap spring clutch is provided. The inventive clutch includes a shaft hub disposed about a longitudinal axis and an input hub that is coaxial with the shaft hub. The input hub includes a first portion having a first diamete...	11/26/2002
6453768	Pedal A pedal (2), in particular for a motor vehicle, has a pedal arm (6) which can be deflected at its first end region (8) by a force (4), in particular a foot force, is mounted at its second end region (10) in a manner such that it can pivot about a pivot sp...	09/24/2002
6394248	Compression spring complaint one-way over-running clutch pulley An over-running clutch pulley in which an input hub and output hub are compliantly coupled to soften the transition between the unlocked and locked state of the over-running clutch pulley....	05/28/2002
6394247	Complaint one way over-running clutch pulley An over-running cluch pulley in which a pulley sheave and hub cooperate to define a composite inner cylindrical surface and in which a mechanism adds compliance to the system in order to lessen the abruptness of lock-on in the system....	05/28/2002
6311578	Pedal A pedal having a pedal arm (3) which is mounted pivotably and is prestressed into an initial position by a restoring spring (5), which is designed as a leg spring, has a frictional damper (7) having a slotted sleeve (8) whose end regions overlap and are p...	11/06/2001
6247569	Wrap spring clutch A wrap spring clutch (10) including an input side rotating member (12), an output side rotating member (14), a pole piece (16) containing a cylindrical center bore (18), a coil spring (20) having a first end (22), a second end (24), an outer diameter (24A...	06/19/2001
6164428	Wrap spring shade operator A shade positioning system which employs a wrap spring clutch system includes a shade operator, a shade roller, and an idle end bracket for supporting the shade roller when mounted. The shade operator includes a self-lubricating central stud around which ...	12/26/2000
6119841	Wrap spring clutch A wrap spring clutch having a first component rotatable around a rotary axis, a second component rotatable around the rotary axis, and a wrap spring arrangement, which is held in a substantially rotation-proof manner on one of the two components relative ...	09/19/2000
6116797	Two way wrap spring clutch gear A gear mechanism containing a clutch assembly made of an outer member with an offset hub, a wrap spring, a pin wherein the rotation of the pin around the offset hub is less than one revolution. A protrusion on a stop at a fixed location is used to dislodg...	09/12/2000
6074301	Power transmission mechanism An improved apparatus for transmitting a rotational power from a pulley to a drive shaft of a compressor is disclosed. A coil spring is mounted on the drive shaft to absorb a load applied to the drive shaft when power is transmitted. The coil spring is ar...	06/13/2000
6047805	Electric clutch and brake A combination clutch and brake uses a helically wound spring attached to a pulley at one edge and magnetically drawn to a rotor at a second edge. In a relaxed state, the spring presses against an outer field cup locking the pulley against that cup. In a t...	04/11/2000
5967274	Wrap spring clutch/brake assembly having soft start and soft stop capabilities A wrap spring operating mechanism for use in a random start/stop clutch, brake, or combined clutch/brake assembly limits the rate of acceleration or deceleration of the second member relative to the first member when the assembly is engaged. The assembly ...	10/19/1999
5918716	Solenoid actuated reversing mechanism A magnetic flux path mechanism for a solenoid actuated device includes a stationary coil for generating lines of magnetic flux when energized, a stationary case enclosing the stationary coil on an outside perimeter of the coil, and a rotatable sleeve disp...	07/06/1999
5881855	Impulse wrench with wrap spring clutch assembly A rotary impulse tool has a motor-driven drive shaft and an output shaft. The drive shaft is threadedly coupled to a flywheel sleeve, which is spring-biased forwardly and is splined to a rotatable race structure of a wrap spring clutch assembly, which inc...	03/16/1999
5735183	Power screwdriver and clutch mechanism used therein A power screw driver includes a clutch mechanism composed of a coiled clutch spring so designed as to entangle a drive shaft member and an output shaft member to connect them together, thereby enabling the drive and output shaft members to rotate in uniso...	04/07/1998
5711405	Spring clutch mechanism and a clutch mechanism for use in a paper feeding apparatus A spring clutch includes a driving-side boss integrally formed with a driving gear and a driven-side boss having a feed roller fixed. The driving-side and driven-side bosses are arranged on a common axis so as to be opposed to each other. A coil spring is...	01/27/1998
5687822	Electromagnetic spring clutch An electromagnetic spring clutch includes a stator, an excitation coil, an input-side rotating member, an output-side rotating member, a coil spring, and a rotor. A central hole is formed in the stator. The central hole has an inner circumferential surfac...	11/18/1997
5598913	One-way over-running clutch pulley An over-running clutch pulley in which a pulley sheave and hub cooperate to define a composite inner cylindrical surface. A coil spring engages the composite cylindrical surface. The spring is oriented to transfer torque from the pulley sheave to the pull...	02/04/1997

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Class 192/81C - Coil