Motor vehicles – Steering gear – With fluid power assist
Reexamination Certificate
2011-03-01
2011-03-01
Morris, Lesley (Department: 3611)
Motor vehicles
Steering gear
With fluid power assist
C180S006300, C180S419000, C180S420000
Reexamination Certificate
active
07896125
ABSTRACT:
A hydraulic steering device for vehicles, especially construction machines, with which is simple and robust mechanically and can be precisely controlled, without possessing the disadvantages of the current state of the art. A hydraulic swivelling motor for producing the steering motion, which is connected to a variable flow rate pump with reversal of its direction of delivery.
REFERENCES:
patent: 2265854 (1941-12-01), Ostermann
patent: 2595594 (1952-05-01), Martin
patent: 3014734 (1961-12-01), Swenson
patent: 3326317 (1967-06-01), Marquardt
patent: 3904042 (1975-09-01), Colston
patent: 3939933 (1976-02-01), Armstrong
patent: 4147262 (1979-04-01), Umeda et al.
patent: 4313615 (1982-02-01), Simon
patent: 4820480 (1989-04-01), David
patent: 5076378 (1991-12-01), Lagace
patent: 5355743 (1994-10-01), Tesar
patent: 5529136 (1996-06-01), Zulu
patent: 5584346 (1996-12-01), Sakamoto et al.
patent: 5653304 (1997-08-01), Renfroe
patent: 6039133 (2000-03-01), Zulu
patent: 6604351 (2003-08-01), Dillon
patent: 6668967 (2003-12-01), Sorensen et al.
patent: 6719377 (2004-04-01), Zimmermann et al.
patent: 7331411 (2008-02-01), Shevket
patent: 2002/0170769 (2002-11-01), Sakaki et al.
patent: 2003/0013575 (2003-01-01), Sprinkle et al.
patent: 2003/0103850 (2003-06-01), Szulczewski
patent: 2004/0096334 (2004-05-01), Aldinger et al.
patent: 2161456 (1973-06-01), None
patent: 2903624 (1980-08-01), None
patent: 3730045 (1989-03-01), None
patent: 0266785 (1988-05-01), None
Grabbel Jörg
Ivantysynova Monika
Weber Jürgen
CNH Baumaschinen GmbH
Harms Michael G.
Morris Lesley
Sheldrake Patrick M.
Williams Maurice
LandOfFree
Hydraulic steering device for vehicles does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hydraulic steering device for vehicles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydraulic steering device for vehicles will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2719119