Matches 1 - 41 out of 41


Match Document Document Title
US20050045445 Clutch by wire having multiple starter-generator means  
A clutch, comprising a clutch disk (12), a calliper means (10) which carries opposite friction pads (24, 25) between which the clutch disc (12) is accommodated, said clutch disc (12) and calliper...
US20070199793 Motor driven ball and ramp clutching system for a marine transmission  
A motor applies torque to a ball and ramp actuator element generating thrust that is transferred thru a bearing from the stationary actuator to the rotating clutch pack elements of a marine...
US20080078641 Clutch device  
A clutch device is configured to include a clutch mechanism, a clutch actuator operatively engaging and disengaging the clutch mechanism, a clutch lever, and an assist pressure generator which...
US20060213747 Axially adjusting device with disk spring multiplication  
A coupling assembly (11) having an axial setting device (21) in the form of a ball ramp assembly with an axially supported supporting disc (23) and an axially displaceable pressure disc (24) with...
US20080149451 Clutch device utilizing brushless motor  
The present invention is a clutch assembly which incorporates brushless motor technology to engage a clutch pack to cause two shafts to rotate in unison. The present invention is a clutch...
US20060060444 Spiral spring applied torque-transmitting mechanism  
A torque-transmitting mechanism includes a spiral spring, an apply piston, and a rotating mechanism. The rotating mechanism is operative to rotate a member relative to the spiral spring to enforce...
US20150204393 DUAL WINDING ELECTRIC ACTUATOR FOR HYBRID SYSTEM  
A hybrid vehicle includes a dual winding electrical actuator for actuating an actuated mechanism. The actuator includes a low voltage winding coupled to a low voltage electrical system, and a high...
US20080296117 Electrically Actuated Clutch Torque Signature  
An electrically actuated torque transfer device for use in a motor vehicle including an input shaft coupled to one or more output shafts. A modulating clutch assembly selectively couples the input...
US20070163856 Coaxial friction clutch actuator system  
A controlled actuator system for the actuation of a friction clutch comprising a screw drive assembly coaxial with an axis of the clutch composed of a collar and a screw fastened to a gearbox. The...
US20080236982 ELECTROMAGNETIC CLUTCH  
The present invention provides an electromagnetic clutch that can restrict output torque to a predetermined range against the variation of the voltage of the power supply and the environmental...
US20100012454 CLUTCH MECHANISM APPLICABLE TO ELECTROMECHANICAL CYLINDERS FOR LOCKS  
It comprises a carriage (4) displaceable forwards and backwards by means of a spindle (3) actuated by a motor (2), the carriage (4) containing clutch pins (12) so that in the forward displacement...
US20110266112 DEVICE AND METHOD FOR OPERATING A DRIVE HAVING AN ELECTRICALLY DRIVABLE AXLE  
A drive device for a vehicle includes an electric machine and an axle which is drivable by the electric machine. A disengageable mechanical coupling is provided between the drivable axle and the...
US20050189190 Electrohydraulic clutch assembly  
An electrohydraulic clutch includes a bi-directional electric motor, a hydraulic circuit and a multiple plate friction clutch pack. The bi-directional electric motor drives a ball screw through a...
US20090008206 Transfer Case With Clutch Actuator  
A transfer case for selectively coupling a secondary driveline with a primary driveline comprises: a first output shaft; a second output shaft; a clutch assembly disposed at the second output...
US20050205376 Ramp actuator  
A dual clutch system having a first and a second friction disk and having a first and a second pressure plate is disclosed. The clutch actuator includes a first fixed ramp and second fixed ramp....
US20060011441 Ball ramp actuator having differential drive  
A ball ramp actuator for friction clutch packs and the like includes a first circular member having a first plurality of gear teeth and a second circular member disposed adjacent the first...
US20050279601 Torque-transmitting mechanisms for a planetary transmission  
A power transmission includes a plurality of torque-transmitting mechanisms, such as clutches and brakes. Each clutch and/or brake includes an apply piston, which is operatively drivingly...
US20070095628 Power-operated clutch actuator for torque transfer mechanisms  
A torque transfer mechanism is provided for controlling the magnitude of a clutch engagement force exerted on a multi-plate clutch assembly that is operably disposed between a first rotary and a...
US20070137966 Electrohydraulic clutch assembly  
An electrohydraulic clutch includes a bidirectional electric motor, a hydraulic circuit and a multiple plate friction clutch pack. The bidirectional electric motor drives a ball screw through a...
US20120125732 CLUTCH ACTUATING APPARATUS FOR DOUBLE CLUTCH TRANSMISSION  
A clutch actuating apparatus for a double clutch transmission, may include an operation rod that constructs an operation stroke for engaging a clutch while moving straight, an electric power unit...
US20050092569 Electromechanical actuator for a clutch of a motor vehicle  
The actuator comprises an electric motor, a reduction unit and a mechanism for converting the rotary movement driven by the motor into the reciprocating rectilinear motion of a driven member for...
US20050236249 Transfer gearbox with controllable coupling device for a motor vehicle  
A transfer transmission (1) is described having a regulatable coupling device (5) for a motor vehicle, particularly for a motor vehicle having engageable all-wheel drive, for distributing an input...
US20070209901 Process and device for monitoring the operation of a clutch moved by an actuator into the closed position and automatically moving into the open position  
In a clutch which is impelled by an actuator into the closed position and which automatically moves into the open position by an opening spring, the movement of the clutch into the open position...
US20150075941 TRANSMISSION WITH DURABILITY ENHANCEMENT TECHNIQUES  
The present disclosure relates to durability enhancement techniques for a dry-clutch vehicle transmission. A cooling system that provides a direct convective cooling path to friction surfaces is...
US20100044181 Torque Coupling With Disconnectable Fluid Pump  
A pump system that pressurizes a fluid includes a shaft, a first rotor and a second rotor that is selectively driven by the shaft. Relative rotation between the first rotor and the second rotor...
US20130282248 METHOD FOR THE LOAD-FREE OPENING OF A SEPARATING CLUTCH  
A method is provided for the load-free opening of a separating clutch. The method includes the following steps: receiving a signal for disengaging the clutch; applying a negative torque at the...
US20130151100 ACTUATOR COMPENSATION SYSTEM FOR CLUTCH AND METHOD THEREOF  
A compensation method of an actuator system for a clutch may compensate initial operating position of an actuator that may be changed due to abrasion so that may maintain stroke distance of a...
US20120298466 CLUTCH CONTROL DEVICE  
A stroke start position is detected by a change amount of a clutch hydraulic pressure that has become smaller than a negative predetermined value ΔP1 during clutch connection control by a clutch...
US20120145509 ELECTROMECHANICAL ACTUATING ASSEMBLY  
An electromechanical actuating assembly for at least an actuator element of a vehicle transmission with at least a drive device which is coupled with to an actuator device to activate an actuator...
US20120241281 HYDROSTATIC CLUTCH ACTUATOR  
The invention relates to a hydrostatic actuator, having a master cylinder including a housing and a piston, which is axially mountable in the housing and which pressurizes a pressure chamber...
US20150028658 ACTUATING DEVICE FOR A TORQUE TRANSMISSION DEVICE  
The invention relates to an actuator device for torque transmission equipment such as a clutch, e.g. a friction clutch or dog clutch, or a brake, comprising at least two electric motors, wherein...
US20150107957 SELECTIVE ELECTRICAL CONTROL OF ELECTROMECHANICAL CLUTCH ASSEMBLY  
A clutch assembly of a vehicle includes a shaft configured to rotate around a rotation axis inside the shaft, a connection arm connected to the shaft, to a pilot-controlled mechanism, and to a...
US20110284339 Electronically Activated Clutch  
The present invention employs an electronic control device which controls the extent of engagement of a friction clutch on a motor vehicle. The control device includes a variable controller which...
US20140346002 ACTUATOR ARRANGEMENT FOR A MOTOR VEHICLE TRAIN  
An actuator arrangement for a motor vehicle drive train which has at least one friction clutch for transmitting drive torque, in particular in the form of a starting clutch, as well as a gearbox...
US20120199436 CLUTCH DEVICE  
A clutch device, which has at least one clutch, which can assume an open operating state and a closed operating state, in which a torque can be transmitted by the clutch, an actuator device for...
US20120181137 ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISC BRAKE ASSEMBLY  
In an electric linear motion actuator, it is proposed to uniformly distribute external thrust loads to respective planetary rollers while the planetary rollers are revolving around a rotary shaft...
US20120211323 METHOD FOR THE SLIP REGULATION OF A FRICTION CLUTCH AND CLUTCH ACTUATOR THEREFOR  
A method for slip regulation of a friction clutch by a clutch actuator operated by an electronically commutated electric motor, Here, rotational motion of a rotor is converted into an axial...
US20160377126 ELECTROMECHANICAL APPARATUS FOR USE WITH A CONTROLLABLE COUPLING ASSEMBLY AND COUPLING AND ELECTROMECHANICAL CONTROL ASSEMBLY  
An electromechanical apparatus for use with a controllable coupling assembly and a coupling and electromechanical control assembly are provided. The apparatus includes a locking member pivotable...
US20160369855 ELECTROMECHANICAL SYSTEM FOR CONTROLLING THE OPERATING MODE OF A SELECTABLE CLUTCH ASSEMBLY AND AN OVERRUNNING COUPLING AND ELECTROMECHANICAL CONTROL ASSEMBLY USING THE SYSTEM  
An electromechanical system for controlling the operating mode of a selectable clutch assembly and an overrunning coupling and electromechanical control assembly using the system are provided. A...
US20150337907 ACTUATING DEVICE FOR A CLUTCH, CLUTCH, ELECTRIC DRIVE MODULE AND METHOD FOR INSTALLING A CLUTCH  
The present invention relates to an actuating device for a clutch having a stator device, a rotor device which is rotatable in relation to the stator device and a carriage device which is movable...
US20140353109 CLUTCH ACTUATOR  
An actuator for driving a release mechanism of a clutch includes a motor, an output member, a ball screw mechanism, a trapezoidal screw mechanism and a power transmission mechanism. The output...

Matches 1 - 41 out of 41