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| Number | Title | Issue Date |
| 8096122 | Electrically driven brake booster and master cylinder An electric booster according to the present invention comprises a booster piston disposed around an input piston so as to movable relative to the input piston. The booster piston and input piston also serve as a primacy piston of a tandem master cylinder. A brake f... | 01/17/2012 |
| 8069662 | Eccentric cam brake booster An electric power booster (12) where driver command is monitored by a transducer (38) on an input rod (34). This signal is converted to the appropriate voltage/current and operates an electric motor (42). The motor output shaft (68... | 12/06/2011 |
| 8011184 | Electric booster and method for manufacturing the same An electric booster which drives an electric motor (40) in response to a movement of an input member (9) moving together with a brake pedal (B), and generates a brake hydraulic pressure in a master cylinder (10) through a ball screw mechanism ( | 09/06/2011 |
| 7954318 | PTM self-bleed/failsafe open system for FWD and RWD A hydraulic system having a solenoid bleed valve for bleeding air out of the system is provided. The present invention is a hydraulic system having an actuator, a coupling operably associated with the actuator, and a first solenoid valve operably associated with the... | 06/07/2011 |
| 7861522 | Electrically driven brake booster The present invention relates to an electrically driven brake booster in which boost control is performed as follows; when an input piston is displaced forward by an input rod upon an operation of a brake pedal, an electric motor is operated according to the input, ... | 01/04/2011 |
| 7823384 | Electrically actuated brake booster An electrically actuated brake booster capable of obtaining a desired boost ratio for a given input pressure when an electric actuator is activated as a boost source, so as to ensure a desired operability of a brake pedal. The electrically actuated brake booster com... | 11/02/2010 |
| 7587897 | Magnetically sequenced pneumatic motor A pneumatic motor having a piston and a magnetically actuated valve. The magnetically actuated valve may be adjacent the piston and, in some embodiments, include a spool valve. ... | 09/15/2009 |
| 7404292 | Hydraulic system, in particular for motor vehicles In a hydraulic system for motor vehicles in particular, including a master cylinder, a slave cylinder, and a pressure medium line connecting them, an inexpensive pressure boost is achieved by the fact that the hydraulic system includes a pump having an inlet and an ... | 07/29/2008 |
| 7395667 | Electrically driven power brake booster An electrically driven power brake booster having an electrically driven actuator. A lever is pivotably attached to a first pivot point coincident with a the pivot point of the operator controlled primary brake pedal lever. The lever has a first end and a second end... | 07/08/2008 |
| 7367187 | Electrically actuated brake booster An electrically actuated brake booster capable of obtaining a desired boost ratio for a given input pressure when an electric actuator is activated as a boost source, so as to ensure a desired operability of a brake pedal. The electrically actuated brake booster com... | 05/06/2008 |
| 7351053 | Drive unit A drive unit, in particular for a closing unit, an injection unit, or an ejector of an injection molding machine, may be used where a high axial force is applied through a hydraulic power converter. A cylinder of the power converter may be fixed relative to a frame ... | 04/01/2008 |
| 7337887 | Method of actuating a clutch A method of actuating a clutch in a power transmission device having a first rotary member and a second rotary member includes compressing a spring, releasing the spring to pressurize a fluid, supplying the pressurized fluid to a piston, and applying a force from th... | 03/04/2008 |
| 7321799 | Flexible interface for controlling a motion platform A method and apparatus is disclosed for providing a motion signal to a motion platform comprising a plurality of actuators. The apparatus comprises a formatting unit receiving a motion signal indication of a motion to perform on the motion platform and formatting th... | 01/22/2008 |
| 7309301 | Transaxle having a differential mechanism and on-demand transfer clutch A powertrain for transmitting power to the drive wheels of a vehicle includes a transaxle case containing a transaxle drive mechanism for producing variable ratios of a speed of its output and a speed of its input, a differential mechanism for transmitting power bet... | 12/18/2007 |
| 7232016 | Fluid damper having continuously variable damping response An improved damping apparatus that utilizes a fluid having a viscosity that may be varied by the application of an electromagnetic field, such as a magnetorheological fluid or an electrorheological fluid, to provide the damping response. The damping apparatus includ... | 06/19/2007 |
| 7182194 | Low power modulating clutch control system with combination accumulator and piston actuator A power transmission device includes a rotary input member receiving drive torque from a source of torque, a rotary output member for providing drive torque to an output device and a torque transfer mechanism for transferring drive torque between the input member an... | 02/27/2007 |
| 7178654 | Low power modulating clutch control system A power transmission device includes a rotary input member adapted to receive drive torque from a source of torque, a rotary output member adapted to provide drive torque to an output device and a torque transfer mechanism operable to transferring drive torque from ... | 02/20/2007 |
| 7127891 | Brake power generator for a hydraulic motor vehicle brake system, and hydraulic motor vehicle brake system A braking force generator includes a primary piston displaceable in a housing to enclose a primary pressure chamber. A pedal simulation device is connected to the force input element. A pedal actuation detection device detects the pedal actuation and an actuating fo... | 10/31/2006 |
| 7114786 | Trailer brake system and method An electric-over-hydraulic braking system for trailers and towed vehicles is disclosed. The system comprises off-the-shelf components, such as a standard linear actuator and master cylinder, for reduced cost and greater reliability. In a dual master cylinder configu... | 10/03/2006 |
| 7097019 | Low power modulating clutch control system with electromagnetic actuator A power transmission device includes a rotary input member receiving drive torque from a source of torque, a rotary output member for providing drive torque to an output device and a torque transfer mechanism for transferring drive torque between the input member an... | 08/29/2006 |
| 7082693 | Adjusting apparatus for devices and for setting adjustments An apparatus for adjusting devices and for setting adjustments, in particular in a μm range, nm range and below, in particular of optical elements in semiconductor lithography, comprising a base part and a head part spaced apart therefrom, the two parts being conne... | 08/01/2006 |
| 7058362 | Integrated micro-strip antenna apparatus and a system utilizing the same for wireless communications for sensing and actuation purposes A system utilizing a number of micro-strip antenna apparatus embedded in or mounted on the surface of a structure for enabling wireless communication of sensed and actuation signals. The micro-strip antenna apparatus may include smart materials or other substrates. ... | 06/06/2006 |
| 7032982 | Master cylinder apparatus A master cylinder apparatus for a BBW system is provided, which enables accurate detection of a piston stroke without substantial increase in the size of a master cylinder. A master cylinder apparatus includes a master cylinder adapted to be connected to wheel cylin... | 04/25/2006 |
| 7003953 | Drive device, particularly for the closing unit, the injection unit or the ejectors of a plastic injection molding machine A drive device for closing unit, injection unit or ejectors of a plastics injection molding machine, has a drive element which is axially moveable, and a hydraulic unit which is moveable by the drive element in the same direction as the drive element. The hydraulic ... | 02/28/2006 |
| 6971237 | Servoactuator having motor-driven actuator with hydraulic force amplification A servoactuator (20) is operatively arranged to control the movement of an output member (21) in either of two directions in response to a command signal. The servoactuator includes an electric motor (25); a first transmission mechanism (34 | 12/06/2005 |
| 6957871 | Vehicle brake device A more reliable hydraulic brake device is proposed which is capable of regenerative cooperative control and eliminates wasteful consumption of electric power. In a hydraulic brake device capable of regenerative cooperative control, a hydraulic pressure adjusting dev... | 10/25/2005 |
| 6957533 | Operation device The invention relates to a device for opening of doors. Electromechanical systems contain many expensive components and are thereby expensive to manufacture. Installed electromechanical systems are expensive in operation by virtue of the high and energy-demanding fr... | 10/25/2005 |
| 6935111 | Drive device, in particular for the locking unit, the injection unit or the ejector of an injection-moulding machine for plastics A drive device which is used in particular for the closing unit, the injection unit or the ejectors of an injection molding machine for plastics and which has a drive element which can be moved axially by an electric motor, and a hydraulic unit which can be moved in... | 08/30/2005 |
| 6925801 | Brake hydraulic pressure controller for a vehicle The control unit keeps the energization duty factor to the electric motor at 100% until a predetermined time elapses and thereafter executes control of the energization duty factor in accordance with the voltage of the battery. ... | 08/09/2005 |
| 6923509 | Cargo trailer anti-terrorist and anti-theft system A remotely activated electro mechanical device is mounted in the dual chamber brake system of a vehicle or trailer. The device includes a solenoid valve and a receiver decoder which controls the valve in response to a coded signal ideally available only to law enfor... | 08/02/2005 |
| 6916074 | Magnetorheological pedal simulator A torsion spring is equipped to provide a resilient force toward an opposite direction of a manipulation force of a driver's pedal and an magnetorheological damper is equipped to promptly actively attenuate the resilient force of the torsion spring and the manipulat... | 07/12/2005 |
| 6851355 | Pressing method, pressing mechanism and resin molding device The pressing method includes the first step of displacing a sub-piston provided within a sub-cylinder from its initial position to press working fluid such that the working fluid is introduced via a check valve into a main cylinder to displace a main piston provided... | 02/08/2005 |
| 6851261 | Servoactuator having motor-driven actuator with hydraulic force amplification A servoactuator (20) is operatively arranged to control the movement of an output member (21) in either of two directions in response to a command signal. The servoactuator includes an electric motor (25); a motor controller (24); a first... | 02/08/2005 |
| 6848256 | Booster A booster of the present invention is structured to include one permanent magnet (first permanent magnet) 40 provided in an input rod 20, and the other permanent magnet (second permanent magnet) 51 forming a repulsive magnetic field between the ... | 02/01/2005 |
| 6813885 | Electrohydraulic setting device An actuating device (1) for carrying out mechanical work by means of a slave piston rod (5) in a hydraulically-operated slave cylinder (2), where the actuating device (1) is made up of a hydraulic pump (3) integrated with a slave c... | 11/09/2004 |
| 6758041 | Electric power brake booster A brake apparatus and method utilize an electric power brake booster for operating a push rod actuated hydraulic master cylinder. The existing vehicle electrical system provides electric power for the power brake booster, thus eliminating the need for engine driven ... | 07/06/2004 |
| 6752106 | Pressure pulse generator A pressure pulse generator comprising a circuit (12) filled with a pressure fluid, and at least one communication channel (15) that is connected to the circuit and via which the pressure fluid can flow into and out of the circuit. The pressure pulse ge... | 06/22/2004 |
| 6729450 | Electro-hydraulic brake booster A brake booster amplifies driver brake pedal input into an output force and travel for operating a master cylinder. A power unit builds and stores high pressure fluid to provide boost. Inlet and outlet solenoid valves regulate pressurized fluid to the amplifying mec... | 05/04/2004 |
| 6668551 | Actuator having common bearing An actuator assembly for a vehicle brake system or clutch pack comprises a motor shaft having a first tapered cutout, and a ballscrew shaft having a second tapered cutout. The first and second tapered cutouts being adapted to mate.... | 12/30/2003 |
| 6662560 | Motion transducer efficient for small amplitude movements The system produces movements in a home entertainment chair. It has a motor controller and a plurality of movement generator units for generating small amplitude and low frequency movements in the viewer's chair. The system is intended for home use and ca... | 12/16/2003 |
