Water pump for internal combustion engine

Details Water pump for internal combustion engine Water pump for internal combustion engine

2006-02-28

2006-02-28

Kamen, Noah P. (Department: 3747)

Internal-combustion engines

Cooling

With liquid coolant circulating means

C123S041470

Reexamination Certificate

active

07004118

ABSTRACT:
A water pump of an engine includes a pump housing adapted to be fixed to the engine; a pump body joined to the pump housing to define a fluid chamber of the water pump between the pump body and the pump housing; and a rotational pump shaft member extending through the pump body into the fluid chamber. A fastener set for fastening the pump housing and the pump body together includes a housing-side fastener or bolt extending in a direction along the rotational pump shaft member from the pump housing's side to the pump body's side.

REFERENCES:
patent: 1433762 (1922-10-01), Wallick
patent: 2877751 (1959-03-01), Johnston
patent: 6161284 (2000-12-01), Glanfield et al.
patent: 2003/0029394 (2003-02-01), Miyagawa et al.
patent: 1 211 391 (2002-06-01), None
patent: 6-42348 (1994-02-01), None
patent: 7-91249 (1995-04-01), None
patent: 8-74596 (1996-03-01), None
patent: 11-148349 (1999-06-01), None

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