Matches 1 - 41 out of 41


Match Document Document Title
6247567 Fluid clutch  
The present invention provides a fluid clutch which can prevent the occurrence of `a drag phenomenon` in various conditions so that a fan noise can be reduced and the reduction of fuel expense is...
6182810 Differential-speed-dependent coupling  
An automatic coupling has two parts supported inside one another, and which are rotatable around a common longitudinal axis. The parts form an annular chamber. An annular piston axially divides the...
5893441 Hydraulic friction clutch  
A hydraulic friction clutch has a drive shaft, a drive disk fastened non-rotatably thereto, and an output, which is define by an housing. The housing is rotatably journaled relative to the drive...
5540408 Drag unit for a tripod head  
A drag unit of the present invention is provided with a case; a drag disc disposed in the inner portion of this case; a hollow axis supporting these case and drag disc coaxially, a pair of long...
5125486 Fluid power transmission with a lock-up clutch  
A fluid power transmission which comprises: a pump impeller; a turbine runner; a housing accommodating the pump impeller and the turbine runner; a lock-up clutch adapted to be engaged with and...
5003685 Method of making a clutch for a cooling fan of a motor vehicle  
A clutch for a cooling fan for a motor vehicle and method of making the same are provided, the clutch comprising a shaft having a knurled portion that press-fittingly receives an inner race member...
4962837 Viscous coupling clutch  
To obtain a wide transmission torque adjustable range at a short stroke in a viscous coupling clutch including a first rotatable member and a second rotatable member rotatably and slidably disposed...
4938331 Fluid coupling for engine cooling system  
A fluid coupling for an engine cooling system includes a driving member rotationably coupled to a driven member by a viscous fluid coupling. The viscous fluid coupling is controlled to vary the...
4899863 Method of making a shaft for a clutch for a cooling fan of a motor vehicle  
A clutch for a cooling fan for a motor vehicle and method of making the same are provided, the clutch comprising a shaft having a knurled portion that press-fittingly receives an inner race member...
4741091 Clutch for a cooling fan of a motor vehicle and method of making the same  
A clutch for a cooling fan for a motor vehicle and method of making the same are provided, the clutch comprising a shaft having a knurled portion that press-fittingly receives an inner race member...
4282960 Viscous fluid clutch  
A viscous fluid clutch is provided which embodies first, second and third drive members rotatable about a common axis. The second drive member is provided with an internal chamber in which both the...
4278159 Temperature controlled viscous fan drive  
A viscous drive mechanism, especially for an automotive cooling fan, is provided in which the input member is flexibly mounted to the input drive shaft in a manner permitting it to be moved axially...
4266645 Fluid shear coupling  
A fluid shear coupling is disclosed herein which comprises a coupling disc received within a housing. The coupling disc and housing are mounted for coaxial rotation, and the coupling disc is...
4257501 Temperature responsive fan clutch for vehicle engine  
A temperature responsive clutch which engages the radiator cooling fan of a motor vehicle engine when the engine temperature is sufficiently high. The clutch comprises a housing rotatably mounted...
4049100 Torque control devices of the viscous shear type and components therefor  
The pressure plate of a torque control device of the viscous shear type includes a plurality of circumferentially spaced fluid transfer ports extending between faces of the plates, the ports...
3861503 DAMPERS  
A damper of the type functioning by viscous shear of a damping fluid in a narrow space between relatively movable members of the damper has said members made of materials with different thermal...
3536173 SPEED AND OVERLOAD RESPONSIVE VISCOUS FLUID DRIVE CLUTCHES  
3498431 FLUID COUPLING MECHANISM  
3445057 DRIVE MECHANISM  
3400796 Power transmission device employing a shear thickening liquid  
3385408 Automatically engaged viscoelastic liquid shear clutch  
3384212 Self-adjusting fluid clutch  
3362510 Liquid shear rotary dampers  
3340976 Speed responsive coupling devices  
3323623 Rotatable coupling device  
3319754 Clutch  
3241642 Constant output speed coupling  
3236346 Shear type fluid coupling  
3228494 Temperature compensated viscous shear rotary damper  
3194372 Variable volume coupling mechanism  
3180571 Hydraulic clutch  
3170552 Maximum output speed fluid shear coupling  
3144921 Electrofluid coupling  
3120299 Adjustable fluid clutch  
3071225 Power transmission coupling  
3053363 Air sensing fan drive  
3019875 Variable speed drive mechanism  
3011607 Fluid coupling for accessory drive  
2988188 Temperature sensitive drive  
2963135 Spring loaded drive  
2838244 Viscous drive for fan  
Matches 1 - 41 out of 41