Power plants – Pressure fluid source and motor – Having plural energy input means – pumps or diverse pump outlets
Reexamination Certificate
2008-03-25
2008-03-25
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
07347047
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: 3367105 (1968-02-01), Dowty
patent: 3486335 (1969-12-01), Kern et al.
patent: 3643433 (1972-02-01), Widmaier
patent: 3922931 (1975-12-01), Osujyo et al.
patent: 4252508 (1981-02-01), Forster
patent: 4270408 (1981-06-01), Wagner
patent: 4426911 (1984-01-01), Robinson 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), Hasewaga et al.
patent: 5800134 (1998-09-01), Hasewaga et al.
patent: 6022198 (2000-02-01), Hoffmeister
patent: 6199380 (2001-03-01), Ishii
patent: 6267189 (2001-07-01), Nielsen et al.
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: 6973783 (2005-12-01), Hauser et al.
patent: 6988580 (2006-01-01), Ohashi et al.
patent: 7028472 (2006-04-01), Ohashi et al.
patent: 7044259 (2006-05-01), Stoll et al.
patent: 7146810 (2006-12-01), Hauser et al.
patent: 2003/0188909 (2003-10-01), Ohashi et al.
patent: 2004/0237490 (2004-12-01), Yasuda et al.
patent: 2005/0016304 (2005-01-01), Ishii et al.
patent: 1473183 (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: WO 99/67532 (1999-12-01), None
Dixie Chopper, Operation Manual 1998, Cover Page and pp. 50-51, 60-61, 66, Revision #5 Reb. 1998.
Hydro-Gear Limited Partnership
Leslie Michael
Neal Gerber & Eisenberg LLP
LandOfFree
Pump assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pump assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pump assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2789552