Power plants – Pressure fluid source and motor – Having plural energy input means – pumps or diverse pump outlets
Reexamination Certificate
2008-05-27
2008-05-27
Leslie, Michael (Department: 3745)
Power plants
Pressure fluid source and motor
Having plural energy input means, pumps or diverse pump outlets
C060S484000
Reexamination Certificate
active
07377105
ABSTRACT:
A dual pump apparatus for use on a vehicle or industrial application having a housing in which a pair of hydraulic pumps are mounted and driven by a prime mover. The prime mover is drivingly coupled to a main input shaft, which drives the hydraulic pumps. An auxiliary pump may be drivingly coupled to the main drive shaft and a power take off unit may also be connected thereto. The power take off unit may be driven by a power take off unit output drive shaft, on which a cooling fan may be attached.
REFERENCES:
patent: 1539616 (1925-05-01), Williams
patent: 2875701 (1959-03-01), Ebert
patent: 2914219 (1959-11-01), Chiantelassa
patent: 3279172 (1966-10-01), Kudo et al.
patent: 3922931 (1975-12-01), Osujyo et al.
patent: 4252508 (1981-02-01), Forster
patent: 4270408 (1981-06-01), Wagner
patent: 4327603 (1982-05-01), Zaunberger et al.
patent: 4534271 (1985-08-01), Forster
patent: 4819508 (1989-04-01), Yamaoka et al.
patent: 4893524 (1990-01-01), Ohashi et al.
patent: 4971535 (1990-11-01), Okada et al.
patent: 5040429 (1991-08-01), Del Castillo
patent: 5078222 (1992-01-01), Hauser et al.
patent: 5207060 (1993-05-01), Sheets
patent: 5247794 (1993-09-01), Benson et al.
patent: 5304043 (1994-04-01), Shilling
patent: 5354180 (1994-10-01), Forster
patent: 5501578 (1996-03-01), Skirde
patent: 5542307 (1996-08-01), Hasegawa et al.
patent: 5800134 (1998-09-01), Hasegawa et al.
patent: 6022198 (2000-02-01), Hoffmeister
patent: 6199380 (2001-03-01), Ishii
patent: 6301885 (2001-10-01), Johnson et al.
patent: 6332393 (2001-12-01), Trimble
patent: 6361282 (2002-03-01), Wanschura
patent: 6363815 (2002-04-01), Ishimaru et al.
patent: 6382339 (2002-05-01), Nemoto
patent: 6425244 (2002-07-01), Ohashi et al.
patent: 6474218 (2002-11-01), Saito et al.
patent: 6487856 (2002-12-01), Ohashi et al.
patent: 6494686 (2002-12-01), Ward
patent: 6672058 (2004-01-01), Langenfeld et al.
patent: 6672843 (2004-01-01), Holder et al.
patent: 6705840 (2004-03-01), Hauser et al.
patent: 6736605 (2004-05-01), Ohashi et al.
patent: 6877302 (2005-04-01), Samejima et al.
patent: 6953327 (2005-10-01), Hauser et al.
patent: 2003/0188909 (2003-10-01), Ohashi et al.
patent: 2004/0200657 (2004-10-01), Stoll et al.
patent: 2004/0221573 (2004-11-01), Ohashi et al.
patent: 2004/0237490 (2004-12-01), Yasuda et al.
patent: 2005/0016304 (2005-01-01), Ishii et al.
patent: 1 473 183 (2004-03-01), None
patent: 2000009023 (2000-01-01), None
patent: 2001-146951 (2001-05-01), None
patent: 2001-263259 (2001-09-01), None
patent: WO99/67532 (1999-12-01), None
Dixie Choper, Operation Manual 1998, Cover Page and pp. 50-51, 60-61, 66, Revision #5 Feb. 1998.
Hydro-Gear Limited Partnership
Leslie Michael
Neal Gerber & Eisenberg LLP
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