Clutches and power-stop control inventions

20090266665 - Hydrodynamic torque converter: A hydrodynamic torque converter having a housing which may be connected or is connectable torque proof to a drive unit and which has a converter cover to which is fastened a hub in which, radially at the inside, an end of a transmission input shaft is arranged in a rotatable... Agent: Davidson, Davidson & Kappel, LLC

20090266669 - Transmission arrangement: A transmission arrangement is described, particularly for a power take-off transmission. The transmission arrangement comprises a transmission housing, an output shaft for driving an implement, a drive component for driving the output shaft, a clutch arranged between the output shaft and the drive component for transmitting a torque, a brake... Agent: Deere & Company

20090266670 - Magneto-rheological brake-clutch apparatuses and methods: Magneto-rheological brake-clutch apparatuses and methods are provided. According to one aspect, a magneto-rheological brake-clutch can include a drive member and a driven member spaced from the drive member with a gap defined between the drive and driven members. A first quantity of MR fluid can be disposed in the gap.... Agent: Jenkins, Wilson, Taylor & Hunt, P. A.

20090266666 - Magneto-rheological clutch and wheel transmission apparatuses and methods: Magneto-rheological clutch and wheel transmission apparatuses and methods are provided. According to one aspect, a magneto-rheological clutch system can include first and second drive members and first and second driven members. A first gap can be present between the first drive and first driven members. A second gap can be... Agent: Jenkins, Wilson, Taylor & Hunt, P. A.

20090266667 - Rocker-type selectable one-way clutch with neutral position: A SOWC for use with a vehicle transmission is provided. The clutch includes outer and inner elements, also referred to as races, with the latter oriented concentrically within the former about an axis of rotation. A selection mechanism, which may be annular plates operatively connected with the side of the... Agent: Quinn Law Group, PLLC

20090266668 - Electromagnetic clutch: An electromagnetic clutch according to the present invention includes a rotor unit (11) intended to receive power from an engine of a vehicle. The rotor unit (11) has a pulley (111) around which an endless belt is passed, and a rotor (112) disposed inside the pulley (111). The pulley (111)... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20090266671 - Clutch operation mechanism: A clutch operation mechanism wherein when a clutch is disengaged and engaged by manual operation or by operation of an actuator the one operation does not affect the other operation. The clutch operation mechanism includes a lever side lost mechanism which is disposed between a clutch lever and a turn-operating... Agent: Birch Stewart Kolasch & Birch

20090266672 - Force transmission system, in particular for a drive system of an adjusting element of a motor vehicle: In a force transmission system with a wrapping spring-type wraparound element and with a frictional surface assigned to the wraparound element, a switching device is provided for switching the wraparound element between two switching states is provided. In the first switching state, the wraparound element is operatively connected in a... Agent: Lerner Greenberg Stemer LLP

20090260941 - Bushing-type roller overrunning cluth with a cage for needles or rollers: A bushing-type roller overrunning clutch comprising at least an inner or an outer ring that comprises clamping ramps adapted to the needles or rollers, said overrunning clutch further comprising a cage for the needles or rollers, as also pressure springs, said cage comprising cage elements that are made in one... Agent: Hedman & Costigan P.C.

20090260942 - Back torque reducing device of a friction clutch and motorcycle comprising the same: A friction clutch includes a clutch cam which is movable with respect to a clutch hub in a center axis direction of a transmission shaft. The clutch cam has a release rod which penetrates through the clutch hub and is extended toward the pressure plate. An adjustment bolt which is... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20090260943 - Clutch unit: A clutch unit with a clutch hub mounted non-rotatably on a shaft. The clutch unit includes at least two clutch elements that can be brought into frictional engagement with one another for torque transmission when the clutch unit is actuated by a mechanical actuation device with the help of cable-pull.... Agent: Alfred J Mangels

20090260944 - Electromagnetic actuating device with driving and holding tapped coil: The present invention discloses that the driving coil of lower impedance having a driving tap and a common connection being electrically actuated to obtain larger actuating force is further operatively controlled by the switching device to be switched to have relatively higher impedance thus allowing smaller current to pass thereby... Agent: Bacon & Thomas, PLLC

20090260945 - Prestressing unit: A prestressing unit which has a first ramp disk and a second ramp disk. Ramp contours are formed in one side of an annular face of the ramp disks. In the prestressing unit, the rolling bodies ascend and/or descend on the ramp contours as a result of rotational pivoting of... Agent: Lucas & Mercanti, LLP

20090255773 - Actuator arrangement for a motor vehicle clutch: An actuator arrangement for a clutch of a drive train for motor vehicles. The clutch is prestressed into an opened position and can be activated electromechanically. An electric motor can be coupled to the clutch in order to activate it. A control unit actuates the electric motor. The actuator arrangement... Agent: Knobbe Martens Olson & Bear LLP

20090255774 - Ratchet gear device for a bicycle rear wheel: A ratchet gear device is applied for a bicycle rear wheel having a wheel axle and a hub mounted on the wheel axle, and the ratchet gear device has a freewheel, a collar, a ratchet ring and at least one permanent magnet. The freewheel is mounted around the wheel axle... Agent: Hershkovitz & Associates, LLC

20090255775 - Agricultural implement and a vehicle combination having a sensor to detect the open condition of a cover: A combination is provided of an agricultural implement and vehicle. The implement includes components that can be driven that are connected to a power take-off shaft of the vehicle, the components being covered by at least one manually opened cover. A sensor is also provided to detect the open status... Agent: Deere & Company

20090250307 - Dual apply clutch apparatus for compact electro-mechanical transmission: An actuator assembly for selectively actuating a clutch includes a first actuator ring that is moveable between a first axial position and a second axial position along a rotational axis of the clutch, and a second actuator ring that is slidably received within the first actuator ring, and that is... Agent: Harness Dickey & Pierce, P.L.C

20090250301 - Clutch unit: The invention relates to a clutch unit, which has two subunits. One subunit is connected to the output shaft of an engine, and the other subunit is pre-mounted on the side of the transmission. Both subunits are coupled to one another via an axial plug-type connection, which includes meshing first... Agent: Lucas & Mercanti, LLP

20090250302 - Fast turn-off and fast turn-on in inductive load and usage in vehicle application: A fast turn-off and fast turn-on circuit (10) providing at least one power source (12, 20), at least one switching device (14, 22), a coil (16), and at least a first voltage control device (18). The at least one switching device (14, 22) is connected to the at least one... Agent: Philip R Warn Warn Partners

20090250303 - Clutch: A clutch includes: an inner gear; a rack which is configured to mesh with the inner gear; a holder which is formed in an annular shape so as to have therein the inner gear and the rack and holds the rack so as to be slidable, the holder being configured... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090250304 - Friction clutch: A friction clutch has a clutch housing including a friction plate, a clutch boss including a clutch plate, and a pressure plate causing the friction plate and the clutch plate to contact each other by moving in a predetermined direction. A clutch spring applies a biasing force in a direction... Agent: Jones Day

20090250305 - Starting clutch: A starting clutch is disposed between a transmission and an engine and including a wet type multi-plate clutch adapted to transmit a power. The wet type multi-plate clutch comprises a plurality of friction engaging elements housed for an axial sliding movement, a clutch drum for accommodating the friction engaging elements,... Agent: Miles & Stockbridge PC

20090250310 - Transmission apparatus comprising at least one positive shifting element hydraulically actuated by way of a hydraulic system: A transmission apparatus (10) having at least one form-lock shifting element (12) that can be actuated by a hydraulic system (11) which, in the region of a piston chamber, can be subjected to hydraulic pressure (p—12) via a hydraulic fluid-conducting feed line (20) and which can be actuated from a... Agent: Davis & Bujold, P.l.l.c.

20090250309 - Hydraulic shift system for power transfer devices: A power transfer device includes a shift collar moveable between a first position and a second position, a rotatable member, a rotary to linear movement conversion mechanism interconnecting the rotatable member and the shift collar, and a hydraulic actuator operable to drive the rotatable member. The actuator includes a vane... Agent: Magna International, Inc.

20090250306 - Centrifugal clutch: In a pendulum centrifugal clutch, a shoe is provided in a manner rotatable about a boss, and a fitting hole that rotatably fits with the boss is provided to the shoe. The fitting hole is bored on a thin portion formed by reducing a thickness of a shoe body from... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090250308 - Torque limiter with brake: A torque limiter device comprises a drive input, an output rotatable upon rotation of the drive input, and a roller-jammer device operable in the event that the torque transmitted between the drive input and the output exceeds a predetermined level to apply a braking load to the drive input and/or... Agent: Andrus, Sceales, Starke & Sawall, LLP