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| Number | Title | Issue Date |
| 7802494 | Electrically driven propulsion system An electrically driven power system includes a carrier structure rotatably supporting a power output. A plurality of individually electrically powered primary drive units are also mounted in the carrier structure. Each of the power units are in driving engagement wi... | 09/28/2010 |
| 7475617 | Orbital transmission with geared overdrive The transmission includes an orbital gear complex in combination with a variable hydraulic pump and motor. The input to the transmission is increased in speed by the orbital gearing such that, when the pump and motor are not operating, the orbiter is stationary, and... | 01/13/2009 |
| 7389712 | Bi-directional two mode input, uni-directional single mode output drive train A gear and clutch cluster receives rotational input from a bi-rotational input gear. The gear and clutch cluster produces rotational output in a driveshaft of a drive train in a single direction for both rotation directions of the bi-rotational input. ... | 06/24/2008 |
| 7363996 | Vehicular drive system A second electric motor is arranged on a first axis on which an output shaft of the engine is arranged, a transmission is arranged on a second axis which is parallel with the first axis, and a clutch is arranged on the first axis to selectively connect and disconnec... | 04/29/2008 |
| 7357073 | Drive unit and drive method for press A press drive unit and press drive method are provided which decrease the cycle time of a press to improve its productivity, enable use of small-sized, inexpensive presses and provide improved product quality. To this end, the press drive unit comprises a drive shaf... | 04/15/2008 |
| 7311629 | Transmission with a steplessly adjustable transmission ratio, with or without branched power and with or without an electrical machine A branched power transmission having several transmission ratio ranges with a steplessly adjustable transmission ratio. A drive shaft is connected to both shafts of a variable speed unit through a distributor transmission, which shafts in turn are connected with the... | 12/25/2007 |
| 7308841 | Speed adjuster devices, systems, and methods Speed adjuster devices, systems, and methods are provided. In an embodiment of the present invention, a speed adjustor device comprises an input shaft, an output shaft, and a housing. The input shaft can receive a first rotational velocity input in a first direction... | 12/18/2007 |
| 7270030 | Transmission with multiple input ports for multiple-engine vehicles An improved transmission system is provided for an automotive vehicle having multiple engines for reason of fuel economy, including primary and secondary internal combustion engines separately supplied with fuel and having crankshafts in parallel orientation and ter... | 09/18/2007 |
| 7270296 | Small-size high-speed transmission system for use in microturbine-powered aircraft A transmission system that is used in conjunction with a microturbine engine for propelling an aircraft body, such as a propeller-based fixed-wing aircraft or a rotor-based vertical lift aircraft, or for a wide variety of other applications. The output shaft of the ... | 09/18/2007 |
| 7237454 | Any gear start horizontal engine for motorcycle An any-gear-start horizontal engine for a motorcycle, including a crankshaft having a drive gear, a main shaft having a clutch platen, a clutch driven plate and a clutch housing, a clutch driven gear is mounted on the clutch housing, the clutch driven gear engaging ... | 07/03/2007 |
| 7234337 | Punch Press A punch press that provides an arrangement of a motor and a crank mechanism so that the motor does not project far from the side of a frame. The punch press includes a servo motor, a ram which drives a press tool, a crank mechanism which converts a rotating motion t... | 06/26/2007 |
| 7217213 | Additive gearshift with differential gears This invention is a mechanical gearbox for every vehicle or machinery that needs one. It works on the grounds of the differential gear as a way to obtain mechanical addition or subtraction of the motion of two different shafts. Inside this mechanism an input-shaft-m... | 05/15/2007 |
| 7217214 | Continuously variable stepped transmission A continuously variable transmission for use with motor vehicles includes an ECU, an automated gear unit, a variator, an input gear set, an input fixed ratio element and an output fixed ratio element. The automated gear unit has multiple gear ratios and engages one ... | 05/15/2007 |
| 7195209 | Aircraft high-lift system with overload protection The invention concerns an aircraft high-lift system with a drive system, components for transmitting the drive energy over the entire wing span to drive stations of individual segments of landing flap/slat flap systems, and with overload protection. According to the... | 03/27/2007 |
| 7190096 | Fault-tolerant electro-mechanical actuator having motor armatures to drive a ram and having an armature release mechanism An electrical actuator comprises two or more electrical motors to drive a threaded screw ram. Each motor has an armature that drives a threaded roller screw that is engaged to the threaded screw ram. Each armature of each motor is independently engageable and/or dis... | 03/13/2007 |
| 7150698 | Power transmission apparatus for automobile In a control unit for an automobile power transmission apparatus which includes a gear-type transmission and several of the motors are controlled so as to suppress thrust or push-up on the torque of the output shaft of the transmission due to inertia torque or to su... | 12/19/2006 |
| 7136221 | Microscope with a handle and/or hand-grip for a microscope The invention relates to a hand-grip with a grip part which can be detachably fastened on a microscope housing, the mounting and dismounting being possible with a single-handed movement with the gripping hand. The hand-grip is fashioned and positioned such that it p... | 11/14/2006 |
| 7134202 | Structure for transmitting power of a motorcycle engine, and a method of assembly of said structure A structure for transmitting the power of a motorcycle engine includes an intermediate shaft arranged between a crankshaft and an input shaft of a transmission, and a method for making the structure. The structure and the method have the objective of shortening the ... | 11/14/2006 |
| 7088505 | Microscope and focusing device for a microscope The present invention discloses a microscope and a focusing device for a microscope. The focusing device has at least one operating element attached to a first axle of the focusing device for effecting movement of a microscope stage along the optical axis of the mic... | 08/08/2006 |
| 7069802 | Distributed power train (DGD) with multiple power paths An electric power-generating device with a rotor turned by an external source of energy, such as wind or water currents. The rotor is coupled to a main shaft. A pair of bull gears is located on the main shaft. A number of intermediate gears are located around a peri... | 07/04/2006 |
| 7033296 | Drive unit equipped with electrical motor A drive unit equipped with an electric motor including an input shaft that is connected to an engine, an electric motor shaft, a counter output shaft, and a planetary gear set, wherein the input shaft and the counter output shaft are connected respectively, on one s... | 04/25/2006 |
| 6986725 | Continuously variable stepped transmission A continuously variable transmission for use with motor vehicles includes an ECU, an automated gear unit, a variator, an input gear set, an input fixed ratio element and an output fixed ratio element. The automated gear unit has multiple selectively engaged gear rat... | 01/17/2006 |
| 6881169 | Transmission with automatic clutch A transmission with an automatic clutch is arranged to execute a shift operation by disconnecting a transmission input shaft from an output shaft of a power source and operating one of coupling sleeves so as to establish a desired transmission ratio. The transmissio... | 04/19/2005 |
| 6658954 | Dual motor phase controlled reversing transmission Embodiments of the present invention are directed to gear based transmission apparatus that are configured to reduce or eliminate the backlash effects. In one embodiment, a transmission apparatus comprises a follower gear, a first drive gear set coupled w... | 12/09/2003 |
| 6553868 | Gear supporting structure and hybrid driving unit employing gear supporting structure A gear supporting structure is designed to support two gears on a shaft with a short axial supporting span and without eccentricity or inclination. In this gear supporting structure wherein a first gear and a second gear are supported by a shaft in whirl-... | 04/29/2003 |
| 6523436 | Power transmission system of an automobile A generator use gear enable to rotate freely against an input shaft of a transmission mechanism for altering a rotation number of an engine and a clutch mechanisms in which the input shaft of the transmission mechanism and the generator use gear are rotat... | 02/25/2003 |
| 6487936 | Auxiliary-bicycle torsion sensing and large gear plate minimization apparatus An auxiliary-bicycle torsion sensing and large gear plate minimization apparatus, arranged in transmission apparatus of an auxiliary-bicycle, includes a sun gear, a unidirectional device, a planet gear set and a sensing device. The sun gear of planet gear... | 12/03/2002 |
| 6341541 | Power transmission system of an automobile The power transmission of the car comprises an engine, a gearbox, a rotary electric unit which transmits power through the gearbox, and a clutch which is provided between the input shaft and the output shaft of said gearbox to control the torque between t... | 01/29/2002 |
| 6315689 | Power transmitting device with multiple overdriver A clutchless automatic transmission comprises a hyper-overdrive for connecting first and second drive transmitting members, and a planetary transmission for varying the speed and direction of the output shaft with respect to the second drive transmitting ... | 11/13/2001 |
| 6264138 | Propeller gearbox An aircraft (10) having turboprop propulsion has a plurality of gas turbine engines (11), each with a two stage reduction gearbox (30,41) with the engine output shaft (17,17A) inline with the propeller drive output shaft (19,51) to drive a propeller (12) ... | 07/24/2001 |
| 6239524 | Power conversion methods and apparatus Apparatus for generating rotating motion includes one or more electrical motors or generators arranged in a circle about a central shaft. The motors or generators are attached to a rotatable plate, which in turn is attached to the central shaft. The shaft... | 05/29/2001 |
| 6109127 | Power transmission system employing a motor and an engine A power transmission system includes a motor connected to a variable pulley device via a uni-directional device and an engine connected to a clutch device via a uni-directional device. A pulley device is disengagably connected to the clutch device and con... | 08/29/2000 |
| 5957798 | Fail-free actuator assembly An electromechanical actuator is disclosed having either a rotary output or a linear output for moving an external load, the actuator having at least two drive motors, a synchronizer connected to the outputs of the drive motors, a differential mechanism c... | 09/28/1999 |
| 5937710 | Harmonic-drive transmission A phasing differential gear assembly is arranged in a housing, for the speed adjustment of an output shaft which shaft may be utilized to control tension in a web on a drum being driven by the output shaft. A driven input shaft having a second end imparts... | 08/17/1999 |
| 5915512 | Method for shifting a twin-clutch transmission and twin-clutch transmission arrangement A twin-clutch transmission having the driving gear wheels of adjacent gears on different transmission input shafts permits skipping one gear stage while shifting gears, i.e. shifting between gears whose driving gear wheels are on the same transmission inp... | 06/29/1999 |
| 5903114 | Multi-functional apparatus employing an intermittent motion mechanism A multi-functional apparatus employs a power transmission mechanism for generating intermittent motion having a specific range of motion and angular velocity profile for selectively actuating a mechanical device operably coupled to the power transmission ... | 05/11/1999 |
| 5832816 | Ram driving device and press machine using same A ram driving device for a press machine having: a ram; a horizontal drive axle (33) rotatably provided horizontally in a frame (3) of the press machine; a motion converting mechanism (35, 63, 83) associated with the horizontal drive axle, for converting ... | 11/10/1998 |
| 5782144 | Vehicle transmission A vehicle transmission comprising: a first input for connection to a prime mover of the vehicle; an output for connection to ground-engaging wheels of the vehicle; multi-ratio transmission means operable to provide a driving connection, at a selected one of a numbe... | 07/21/1998 |
| 5762162 | Electric power steering apparatus A shaft assist electric power steering apparatus including an electric motor and a speed reducer having an input planetary gear set and an output planetary gear set each concentric with a steering shaft. The input planetary gear set includes an input ring... | 06/09/1998 |
| 5655419 | Handle apparatus A handle apparatus has a rough movement handle and a fine movement handle for rotating an output shaft at leastwise two stages of rough and fine movements by rotationally operating these handles. The rough movement handle is constructed as a crank handle.... | 08/12/1997 |
