Water pump

Pumps – Motor driven – Pump and motor interconnected by endless flexible...

Reexamination Certificate

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Details

C417S423150, C417S313000, C415S111000, C415S168200, C416S060000

Reexamination Certificate

active

11104516

ABSTRACT:
A water pump comprises a pump body, a cylindrical supporting portion, a pulley, a shaft portion, an impeller, a seal member, a pulley cylinder portion, a wall portion, a through-hole formed, a cover covering the wall portion and the pulley cylinder portion of the pulley from one side of the pulley, and the cover formed in a cylindrical shape with a bottom portion and including a reservoir for receiving fluid that has leaked through the seal member.

REFERENCES:
patent: 4966572 (1990-10-01), Kunkel et al.
patent: 5779449 (1998-07-01), Klein
patent: 6200089 (2001-03-01), Heer
patent: 6561756 (2003-05-01), Ozawa et al.
patent: 6561770 (2003-05-01), Okuda
patent: 2003/0175133 (2003-09-01), Koga et al.
patent: 2 223 274 (1989-08-01), None
patent: 2003-314491 (2003-02-01), None
patent: 2003-314491 (2006-02-01), None
Extended European Search Report for 05008182.7-1267 dated Dec. 21, 2007.

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