Internal-combustion engines – Cooling – Automatic coolant flow control
Patent
1998-02-16
2000-02-08
Wolfe, Willis R.
Internal-combustion engines
Cooling
Automatic coolant flow control
123 4111, 123 4146, 192 5861, 192 5863, 192 588, F16D 3502
Patent
active
060217472
ABSTRACT:
A fluid coupling assembly (11) in which the fluid coupling (43) is disposed within a coolant cavity (C) defined by an engine block (B) of an internal combustion engine. The fluid coupling includes an input coupling assembly (45) and disposed therein is an output coupling member (55), the input and output cooperating to define forward (61,65) and rearward (63,67) viscous shear areas to optimize torque capacity of the coupling. The input coupling assembly (45) includes a rearward body member (49) disposed within the cavity (C) and which includes impeller blades (73), such that the member (49) also serves as the water pump for the engine.
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Belfi David A.
Gee Thomas A.
Gibson Richard W.
Eaton Corporation
Hairston Brian
Kasper L. J.
Wolfe Willis R.
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