Zero turn drive apparatus

Details Zero turn drive apparatus Zero turn drive apparatus

2008-07-01

2008-07-01

Kershteyn, Igor (Department: 3745)

Power plants

Pressure fluid source and motor

Having plural energy outputs

C060S486000, C060S487000

Reexamination Certificate

active

11117912

ABSTRACT:
A drive apparatus for a zero turn vehicle or similar application comprising a pair of pumps mounted in a common housing and having coaxial input shafts and a main input shaft mounted in the common housing perpendicular to the two pump shafts. A pair of center sections or end caps including hydraulic porting are mounted to opposite ends of the common housing, and each center section has a hydraulic motor mounted thereon external to the common housing. A power take off unit may also be mounted to the common housing and driven by the main input shaft.

REFERENCES:
patent: 1539616 (1925-05-01), Williams
patent: 2875701 (1959-03-01), Ebert
patent: 2914219 (1959-11-01), Chiantelassa
patent: 3775981 (1973-12-01), Molly
patent: 3922931 (1975-12-01), Osujyo et al.
patent: 4129192 (1978-12-01), Todeschini et al.
patent: 4252508 (1981-02-01), Forster
patent: 4270480 (1981-06-01), Hancock 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: 7147810 (2006-12-01), Reinhard et al.
patent: 7162870 (2007-01-01), Hauser
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: 1 473 173 (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.

Affiliated with

Also associated with

Rating

Zero turn drive apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Zero turn drive apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Zero turn drive apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3937995