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| Number | Title | Issue Date |
| 8185282 | Method for the operation of a drivetrain A method for the operation of a drivetrain comprising an automatic transmission, a motor and at least five shift elements in which two shift elements are engaged and three shift elements are disengaged. When carrying out an upshift or downshift, a first shift elemen... | 05/22/2012 |
| 8183728 | Stator for an electric machine A stator for an electric machine includes an annular stator yoke at which a plurality of radially projecting stator teeth carrying coils with coil terminals is circumferentially arranged. Annular connection conductors are arranged concentrically at a carrier member ... | 05/22/2012 |
| 8182392 | Method for operating a drive train A method for operating a drive train of a motor vehicle. The drive train comprising a hybrid drive with an internal combustion engine and an electric motor, a transmission arranged between the hybrid drive and a drive output, and a clutch arranged between the intern... | 05/22/2012 |
| 8182388 | Dual-clutch transmission A dual clutch transmission for a front-transverse arrangement including a dual clutch and two partial transmissions (PG1, PG2). Each of the two clutches (K1, K2) of the dual clutch acts on one coaxial transmission input shaft (AW1,... | 05/22/2012 |
| 8182386 | Transmission device comprising at least two output shafts A transmission device with at least two output shafts and at least two multi-shaft planetary gearsets that are actively connected with one another. A shaft of a planetary gearset can be actively connected with an output shaft. In addition, a shifting mechanism, loca... | 05/22/2012 |
| 8181757 | Adjustable damping valve with a fail-safe damping force characteristic An adjustable damping valve including an actuator, which exerts an actuating force on a valve body against the force of a spring to influence the throttle cross section which determines the damping force, where an emergency valve is connected in parallel with the th... | 05/22/2012 |
| 8179128 | Wheel suspension for a vehicle A wheel suspension for a vehicle which includes a wheel (8) and at least one suspension arm (2) that connects the wheel (8) to the body (7) of the vehicle. The arm (2) is pivotally mounted to the body (7) by an inner part ( | 05/15/2012 |
| 8176865 | Steering actuator for a steer-by-wire ship's control system and method for operating said steering actuator A steering actuator (1) designed as a linear electro-mechanical actuator for a ship control system which comprises an electric motor (2), a controller (11) connected, via a CAN bus, to the electronic control unit of the ship control system (ECU)... | 05/15/2012 |
| 8172718 | Planetary gear unit and method for producing a planetary gear unit A planetary gear unit (1) having two guide discs (2, 3) that are arranged parallel to one another and include perforations for accommodating pins (4) which have journals (5, 6) and shoulders arranged on the end sides. The shoulders have c... | 05/08/2012 |
| 8172054 | Clutch arrangement with a clutch drive A clutch arrangement includes a clutch device for transmitting torque between a clutch housing and a takeoff, wherein a pressure element and an opposing pressure element cooperate to establish and release a working connection between at least one drive-side clutch e... | 05/08/2012 |
| 8172053 | Hydraulic circuit arrangement for operating a hydrodynamic torque converter A hydraulic circuit arrangement for operating a hydrodynamic torque converter (1, 10) with a converter bridging clutch (11). The circuit arrangement comprises a hydraulic switching unit (3, 14) having at least one valve for controlling an inflow... | 05/08/2012 |
| 8171813 | Dual clutch transmission A double clutch transmission with two clutches that have inputs connected to a drive shaft and outputs which are each connected to one of first and second transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling... | 05/08/2012 |
| 8167105 | Pressure medium-actuated control device of an automated step-by-step variable speed transmission A pressure medium-actuated control device of an automated step-by-step variable speed transmission. The device having a control valve for controlling an actively engaged disconnectable type clutch which is disposed along a power flow path between a motor and a trans... | 05/01/2012 |
| 8166842 | Dual clutch transmission A dual-clutch transmission comprising clutches with input sides coupled to an input shaft and output sides respectively coupled to two transmission input shafts. Toothed idler gearwheels are mounted to rotate on countershafts while toothed fixed gearwheels are conne... | 05/01/2012 |
| 8165766 | Method for controlling a drivetrain of a vehicle, with a drive motor and a gearbox A method for controlling a vehicles drivetrain including an engine and automatic transmission, such that transmission ratios are shifted within a range of transmission ratios in a continuous and/or stepped manner as function of preset target speeds that are adjustab... | 04/24/2012 |
| 8165764 | Method for controlling an automatic multi-step shift transmission A method of controlling an automatic transmission arranged in a vehicle between a drive motor and an axle drive of a drive axle or a transfer box such that the current road inclination is determined and, after driving onto a downhill stretch of road, to increase a b... | 04/24/2012 |
| 8165763 | Method for controlling shifting of a stepped automatic transmission A method for controlling gear shifts in an automated stepped gear transmission of a motor vehicle in which operating parameters of the motor vehicle are continuously determined and evaluated for initiating and carrying out a shift from a currently engaged gear to a ... | 04/24/2012 |
| 8165762 | Method of operating a transmission system valve configuration A method of operating a valve system of a transmission comprising part of the vehicle drive train through a valve unit and said valve unit's electro-magnetic activator configuration. In a transmission's hydraulic system and is part of the vehicle drive train, its hy... | 04/24/2012 |
| 8164032 | Cooktop control and method for manually adjusting the setting on an operating line A cooktop has a plurality of reflection-sensitive infrared sensors. A plurality of IR receiving elements is arranged along an operating line having a density such that an operator's finger placed on the operating line necessarily covers at least one of the IR receiv... | 04/24/2012 |
| 8162799 | Procedure for controlling a hydraulic or pneumatic transmission control unit A method of monitoring a hydraulic or pneumatic transmission control system, which comprises a pressure supply unit with a conduit directing a pressure medium under a supply pressure, and an actuating member for a clutch control element of a friction clutch. The act... | 04/24/2012 |
| 8162796 | Method for operating an automatic gearbox A method for operating an automatic transmission of a motor vehicle, in particular a variable-speed automatic transmission. The automatic transmission has five shift elements and for transferring torque or force in a forward gear and in a reverse gear at least three... | 04/24/2012 |
| 8162793 | Planetary gearset A planetary gearset (2) consisting of a planetary gear carrier (4) that holds planetary gears (5) with a first and a second carrier plate (4b, 7), each having respective bores (4d, 7a) to receive ... | 04/24/2012 |
| 8161837 | Emergency unlocking device for a parking lock An emergency release device for manual actuation of the parking lock of a shift-by-wire transmission. The emergency release device comprises a mechanical transfer device located between an emergency release actuator and the transmission and engages a pivoting lever ... | 04/24/2012 |
| 8161836 | Multi-step transmission A multi-step transmission having at least a reverse drive gear, several forward drive gears, a main shaft (1) and two counter shafts. The power flow in forward drive can be split up and be distributed to both counter shafts and further transferred to the main... | 04/24/2012 |
| 8161835 | Multi-group transmission and method for changing gear in a multi-group transmission An automated multi-group standard transmission, for a utility vehicle, and a process for changing gears in the multi-group transmission. The multi-group transmission includes at least two multi-speed transmission groups arranged one after the other, such that a mult... | 04/24/2012 |
| 8156796 | Sensor arrangement for a clutch device A sensor arrangement (1) for a clutch device (22) comprising a housing (2) and a sensor part (5, 5′) with at least one sensor (17) for detecting the position of a movable part (3) of the clutch device (22). The hous... | 04/17/2012 |
| RE43315 | Multi-step gear The invention concerns a multi-step transmission with at least 7 forward gears, with which transmission on the input drive shaft (1), two non-shiftable input-side gear sets (RS1, RS2) are provided, which, on their output-side produce two speeds ... | 04/17/2012 |
| 8152691 | Shift control method for an automatic group transmission A method for controlling shifts in an automated group transmission that comprises a multi-stage main transmission, a multi-stage splitter group connected upstream from the main transmission and a multi-stage range-change group connected downstream from the main tran... | 04/10/2012 |
| 8152689 | Drive train as well as a method of operating a hydraulic pump of a drive train A method of operating a hydraulic pump of a drive train of a motor vehicle having a transmission with a hydrodynamic torque converter and a engine, with the input speed of the hydraulic pump being adjusted depending on the speed of the engine. The input speed of the... | 04/10/2012 |
| 8152675 | Device for optimizing the feed function of the ring gear of a differential with regard to the maximum flow rate A device for optimizing the oil delivery function of the ring gear of a differential to maximize the volume of oil flow. The device includes an annular disk (6) which, when viewed in an axially direction, is arranged adjacent the ring gear (1) on the s... | 04/10/2012 |
| 8151663 | Gear arrangement A gear arrangement is provided with a built-up for a shaft or pinion to rotate in unison therewith. The gear includes a gear rim and two flanges arranged axially on both sides and fixed them against the gear rim in a positive-locking connection. A hub, over which th... | 04/10/2012 |
| 8147380 | Hydraulic control apparatus of an automated multi-step change-speed gearbox A hydraulic control device with a plurality of gear-actuating cylinders for engaging and disengaging the gears of an automated multi-step transmission, with pressure-controlled gear-regulating valves for controlling the pressure in one pressure chamber of the cylind... | 04/03/2012 |
| 8147161 | Joint arrangement for a vehicle A joint arrangement, for a vehicle, is provided with a joint (7), which has a joint housing (8) and a pivot pin (9) mounted movably in relation thereto. The arrangement also includes a rod (4), which has a cavity (6) and is connect... | 04/03/2012 |
| 8146897 | Self-pumping hydropneumatic spring strut with internal level control Self-pumping hydropneumatic spring strut includes a working cylinder divided into first and second working spaces by a working piston carried on a hollow piston rod; a high pressure chamber and a low pressure chamber partially filled with hydraulic damping medium, t... | 04/03/2012 |
| 8146728 | Actuating element for the parking lock of a transmission and parking lock for a transmission A transmission parking lock and an actuating element (1) for the parking lock. The actuating element includes a pull rod (2) and a roller carrier (3) on which are arranged a first roller (13) for rolling on a first rolling surface on the ... | 04/03/2012 |
| 8142332 | Transmission device and method for operating a vehicle drivetrain A transmission device has at least two change-under-load shift elements with transmission capacities that are varied an actuation device. A method for operating a drive train including transmission and drive engine includes a step that when the transmission is shift... | 03/27/2012 |
| 8141447 | Spiral-toothed gear wheel for rack and pinion steering A spiral-toothed gear wheel for a rack and pinion steering. The spiral-toothed gear wheel includes a pinion, which meshes on the power take-off side with a toothed rack, and a spiral-toothed gear, which is arranged on the pinion on the drive side in such a way that ... | 03/27/2012 |
| 8140232 | Method for controlling and/or regulating an automatic gearbox A process of controlling and/or regulating an automatic transmission in which a predetermined shifting speed of the gear shift is carried out and adjusted during a shift program, and in which the detection of a constant-speed driving of the vehicle is carried out at... | 03/20/2012 |
| 8137021 | Sealing element for a ball and socket joint A ball and socket joint for a motor vehicle is provided with a ball pivot (1), which is accommodated rotatably and pivotably in a one-part or multipart bearing shell (4) fixed by a closing ring (2) in a housing (3). A metallic deformation... | 03/20/2012 |
| 8131438 | Method for controlling an automated friction clutch A method of controlling an automated friction clutch arranged in a drivetrain of a motor vehicle in the force flow, between a motor and transmission, and the automated friction clutch is designed to be passively engaged by spring pressure and can be disengaged and e... | 03/06/2012 |
