Dual pump assembly

Details Dual pump assembly Dual pump assembly

2011-04-05

2011-04-05

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

07918088

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: 3859790 (1975-01-01), Bacquie et al.
patent: 3922931 (1975-12-01), Osujyo et al.
patent: 4116292 (1978-09-01), Todeschini et al.
patent: 4252508 (1981-02-01), Forster
patent: 4256439 (1981-03-01), Kosodo et al.
patent: 4270408 (1981-06-01), Wagner
patent: 4327603 (1982-05-01), Zaunberger et al.
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: 5392670 (1995-02-01), Hauser
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: 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: 6578656 (2003-06-01), Samejima et al.
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: 6820403 (2004-11-01), Umemoto
patent: 6877302 (2005-04-01), Samejima et al.
patent: 6953327 (2005-10-01), Hauser 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: 7162870 (2007-01-01), Hauser
patent: 7334404 (2008-02-01), Sakikawa et al.
patent: 7370714 (2008-05-01), Yasuda et al.
patent: 7377105 (2008-05-01), Raymond
patent: 2005/0016304 (2005-01-01), Ishii et al.
patent: 2006/0272496 (2006-12-01), Ohashi
patent: 1473183 (2004-11-01), None
patent: 2000009023 (2000-01-01), None
patent: 2001146951 (2001-05-01), None
patent: 2001263259 (2001-09-01), None
patent: WO 9967532 (1999-12-01), None
Dixie Choper, Operation Manual 1998, Cover Page adn pp. 50-51, 60-61, 66, Revision #5 Feb. 1998.
Non-Final Office Action mailed on Feb. 10, 2009 for U.S. Appl. No. 12/014,843.

Affiliated with

Also associated with

Rating

Dual 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 Dual pump assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dual pump assembly will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2692340