| Patents for F16D 31 - Fluid couplings or clutches with pumping sets of the volumetric type, i.e. in the case of liquid passing a predetermined volume per revolution (2,451) |
|---|
| 03/25/1986 | US4577739 Hydrostatic clutch |
| 01/29/1986 | EP0169385A1 Drive device of variable transmission ratio, particularly for operating an internal combustion engine supercharger |
| 01/14/1986 | US4564095 Friction-less hydraulic clutch device |
| 01/08/1986 | EP0167397A1 Gearbox and rotary mineral cutting head |
| 10/22/1985 | US4548036 Hydrostatic transmission |
| 09/24/1985 | CA1194179A1 Rotation detecting apparatus |
| 09/17/1985 | US4541513 Fluid power transmission |
| 08/06/1985 | CA1191366A1 Rotary retardation devices |
| 07/30/1985 | US4531365 Neutral start for hydrostatic transmission |
| 05/21/1985 | US4518069 Adjustable speed drive utilizing radially movable hollow pistons which act on a cam surface |
| 04/23/1985 | US4512367 Rotation detecting apparatus |
| 02/05/1985 | US4497393 Rotary retardation devices |
| 01/29/1985 | US4495768 Hydrostatic transmissions |
| 01/15/1985 | US4493227 Self-locking differential gear unit; more specially for motor vehicles |
| 11/14/1984 | EP0124552A1 Infinitely variable hydraulic transmission |
| 05/22/1984 | US4449363 Atmospheric pressure motor |
| 05/16/1984 | EP0108577A1 Power transmission apparatus |
| 05/10/1984 | WO1984001804A1 Infinitely variable hydraulic transmission |
| 10/04/1983 | US4407401 Hydrostatic coupling |
| 09/06/1983 | US4402181 Hydraulic drive system for a vehicle |
| 06/22/1983 | EP0082039A1 Hydrostatic clutch |
| 05/25/1983 | EP0022781B1 Gear machine |
| 04/05/1983 | CA1144020A1 Apparatus for delivering varying quantities of a fluid |
| 11/17/1982 | EP0064956A2 Hydraulic transmission functioning as a coupling, a variable gearing with forward and reverse, a differential and a brake |
| 09/28/1982 | CA1132613A1 Synthesis of lower alkyl amines |
| 09/14/1982 | US4348865 Helical gear machine with regulated outlet |
| 02/02/1982 | US4314084 Synthesis of lower alkyl amines |
| 10/27/1981 | US4296849 Automatic torque regulator |
| 09/22/1981 | CA1109364A1 Integrated transmission-engine control |
| 07/14/1981 | US4278157 Fluid clutch |
| 02/03/1981 | US4248332 Fluid gear coupling |
| 01/28/1981 | EP0022781A1 Gear machine. |
| 11/18/1980 | CA1089730A1 Fluid coupling for a fan drive |
| 07/29/1980 | US4214652 Variable power transmission and absorption device |
| 07/09/1980 | EP0013176A1 Synthesis of lower alkyl amines |
| 06/11/1980 | EP0012015A1 Apparatus for delivering varying quantities of a fluid |
| 06/03/1980 | CA1078814A1 Apparatus and method for hydraulic makeup and control |
| 04/03/1980 | WO1980000591A1 Gear machine |
| 03/18/1980 | US4193484 Rotary hydrostatic coupling |
| 02/19/1980 | US4188785 Fluid coupling |
| 10/30/1979 | CA1065299A1 Split drive system for dragline with power interlock |
| 07/24/1979 | CA1059009A2 Steering clutch and single pedal brake control system for crawler tractor |
| 05/01/1979 | CA1053539A2 Hydrostatic transmission control system |
| 03/13/1979 | US4143856 Split drive system for dragline with power interlock |
| 03/06/1979 | US4142617 Hydrostatic coupling |
| 01/16/1979 | US4134484 Fluid coupling |
| 07/25/1978 | US4102131 Integrated transmission-engine control |
| 05/30/1978 | US4091901 Pump lock-up power transmission |
| 03/14/1978 | US4078453 Hydraulic power transmission |
| 08/17/1976 | US3974900 Rotary displacement coupling device |
| 08/10/1976 | US3973657 Variable speed fan for heat exchangers |