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| Number | Title | Issue Date |
| 7344465 | Drive system for a machine A machine, including a hydraulic pump and one or more hydraulic implements connected to the hydraulic pump. The machine may also include a hydraulic motor connected to the hydraulic pump and one or more propulsion devices. Additionally, the machine may include drive... | 03/18/2008 |
| 7259471 | Drive line for fluid flow power engine with speed guidance, power impact reduction and short-term energy storage Control procedure for a flow machine, wherein the flow machine comprises a turbine, which picks up power from a wind or water current, and a driveline, which transfers power from the turbine to an electric generator connected to an electricity grid of constant grid ... | 08/21/2007 |
| 7226380 | Automatic speed changer A second planetary gear unit PR and a clutch C1 for outputting reduced speed rotation are located on one axial side of a first planetary gear unit PU, with an output unit located therebetween. A clutch C2 which connects/disconnects an input shaft 2 | 06/05/2007 |
| 7204782 | Axle assembly An axle assembly including a housing, a tire supporting hub mounted for rotation with respect to the housing, a drive axle and a planetary unit for coupling the drive axle to the tire supporting hub. The planetary unit includes a sun gear, at least one planet gear a... | 04/17/2007 |
| 7081689 | Control system for a wind power plant with hydrodynamic gear A wind power plant connectable to an electric grid is provided that has at least three control levels. A controller controls an angular position of the rotor blades and/or controls a setting of the reaction member of the hydrodynamic speed transformer and/or control... | 07/25/2006 |
| 7008347 | Single overdrive six-speed transmission with low internal speeds A six-speed transmission includes an input shaft, an output shaft, and a planetary gear arrangement having first, second and third planetary gear sets, each planetary gear set having first, second and third members. First and second interconnecting members continuou... | 03/07/2006 |
| 6918746 | Diesel engine water pump with thrust bearing preload An improved diesel engine water pump includes three main features that aid in extending the maintenance free life of the pump. The impeller shaft is carried by tapered roller shaft support bearings of which the impeller bearing has a floating outer race that is urge... | 07/19/2005 |
| 6645107 | Epicycle reduction gear having a built-in hydraulic motor In an epicycle reduction gear arrangement having a built-in hydraulic motor, a rotation drum formed with internal teeth is rotatably attached to an outer peripheral side of a hydraulic motor housing and a planetary gear is arranged between an output shaft... | 11/11/2003 |
| 6569047 | Drive device comprising a hydraulic motor and a reduction gear A drive device incorporating a hydraulic motor and a planetary reduction gear. The motor includes a housing in which radial pistons are disposed. The device includes a coupling between the output of the motor and the input of the reduction gear, the reduc... | 05/27/2003 |
| 6202015 | Hydraulic control system of automatic transmission In an automatic transmission of a motor vehicle, in which a hydraulic pressure is supplied to a piston of a friction element is maintained at a first level that is lower than a given level at which the friction element is engaged, while the vehicle that i... | 03/13/2001 |
| 5672134 | Shmelkin's planetary fluid dynamic coupling A coupling consisted of a compound carrier mounted on a drive shaft and a ring gear mounted on a driven shaft. Axles, on which planet gears and hermetically sealed hollow drums with inner radial blades are secured rotate freely in the carrier bearings. Th... | 09/30/1997 |
| 5569109 | Geared steering device for crawler vehicle and control system therefor A geared steering system, which is capable of actuating rightside and leftside driving mechanisms to ensure efficient operation of a crawler vehicle, has a geared steering device (30) and a control system. The geared steering device (30) has one power inp... | 10/29/1996 |
| 4867000 | Linear motion power cylinder A linear motion power cylinder utilizing a rotor with radially movable impeller vanes rotatably mounted within a cylinder having an eccentric bore, the chamber created between the rotor and cylinder being accessible by two ports, with one port located adj... | 09/19/1989 |
| 4774855 | Apparatus for providing an electrical generator with a constant rotational speed from a variable speed input An electrical generator drive which comprises a power source able to transmit power at a rotational speed which may fluctuate substantially in service, an electrical generator which requires a rotational input of power at a substantially constant speed, a... | 10/04/1988 |
| 4771654 | Gear system A gear system has a planetary gear (5) mounted on a conical main shaft (8) in such a manner to move axially thereon, the planetary gear being in meshing engagement with a central gear (3). A receiving device is provided to receive thrust generated at the ... | 09/20/1988 |
| 4766778 | Inexpensive variable torque transmission with overdrive and method The invention is a very inexpensive infinite ratio variable transmission which uses a rotatable case type fluid torque pump as the fluid coupled transfer between engine and planetary system. Its rotor is powered by the engine shaft and pumps fluid into a ... | 08/30/1988 |
| 4682518 | Method and apparatus for controlling hydraulically-operated power transmitting system including continuously variable transmission A method and an apparatus for controlling a hydraulically-operated power transmitting system for an automotive vehicle, the power transmitting system including a continuously variable transmission and an auxiliary transmission coupled to the continuously ... | 07/28/1987 |
| 4640153 | Accessory drive for a turbine engine A turbine engine construction comprises an accessory drive mechanism in which accessories are mounted circumferentially around the turbine casing. The engine includes a planetary gear mechanism driven by a shaft extending axially outward from compressor a... | 02/03/1987 |
| 4495836 | Automotive vehicle power drive system A differential has a first element operatively connected to the output shaft for driving the wheels of the vehicle and a second element operatively connected to a prime mover. The differential includes a third element operatively connected to a fly wheel.... | 01/29/1985 |
| 4444073 | Torque transfer mechanism with hydraulic control system for a four wheel drive vehicle A four wheel drive torque transfer mechanism with a hydraulic control system is switchable between two wheel drive and four wheel drive during running of a vehicle having an automatic transmission. When a two wheel drive mode of operation is selected, the hydr... | 04/24/1984 |
| 4426892 | Coupling A coupling for operatively connecting a rotary turbine having a hub carrying a plurality of wires with a driven shaft. An external sun gear is formed on the turbine hub and a planetary gear carrier is mounted on the shaft for rotation with the shaft. The ... | 01/24/1984 |
| 4358969 | High pressure air turbine and gear train system A turbine-gear train system for driving an axial flow water pump which comprises a turbine assembly and a gear train assembly. Air at high pressure does work on the impulse turbine wheel. The torque so generated is transmitted to the sun gear assembly of ... | 11/16/1982 |
| 4344336 | Differential traction drive with extreme overall torque ratios for use in a gas turbine engine driveline A power transmission mechanism for a gas turbine engine driveline comprising a geared differential and planetary gear system adapted to receive the output power of a single shaft turbine rotor and to effect a high speed reduction and a split torque delive... | 08/17/1982 |
| 4326375 | Gas turbine-transmission plant In an automotive gas turbine power plant including at least one power turbine rotor and a further turbine rotor driving the compressor of the plant, the latter rotor is undersized with respect to the power consumption by the compressor during normal opera... | 04/27/1982 |
| 3997283 | Automotive gas turbine power plant In order to obtain a low-cost, light-weight automotive gas turbine plant, the latter is provided with a compressor operating on a first shaft and a turbine operating on a second shaft formed as an element separate from that of the rotor. An infinitely var... | 12/14/1976 |
| 3958655 | Gas turbine engine for vehicle propulsion In order to provide adequate space for bumpers and auxiliaries, the propulsion engine of a vehicle is arranged transversely with respect to the longitudinal axis of the vehicle. The engine is a gas turbine unit having its power take-off shaft parallel to ... | 05/25/1976 |
| 3939731 | Differential torque multiplying device A differential torque transmitting device is disclosed which comprises two serially arranged fluid metal couplings and a reducing gear inserted in parallel between the output members of the first and the second coupling. Means are provided to disconnect t... | 02/24/1976 |
