Hydropneumatic suspension system for vehicles

Land vehicles – Body elevation or tilt – Establishing riding or trim height

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C280S124159

Reexamination Certificate

active

10776912

ABSTRACT:
A hydropneumatic suspension system for a vehicle with a level control, in particular for the front axle of a tractor, includes a first 2/2 directional control valve having a regulating-up function communicating with the pressurized oil pump and a second 2/2 directional control valve having a regulating-down function communicating with a reservoir.

REFERENCES:
patent: 3550993 (1970-12-01), Peiffer
patent: 4967554 (1990-11-01), Kauss
patent: 5046310 (1991-09-01), Kauss
patent: 5318354 (1994-06-01), Tyler
patent: 5338010 (1994-08-01), Haupt
patent: 6050239 (2000-04-01), Frankle et al.
patent: 6145859 (2000-11-01), Altherr et al.
patent: 6308973 (2001-10-01), Griebel et al.
patent: 6394238 (2002-05-01), Rogala
patent: 6575484 (2003-06-01), Rogala et al.
patent: 6644169 (2003-11-01), Deininger et al.
patent: 6669216 (2003-12-01), Elser et al.
patent: 6786492 (2004-09-01), Brandenburger
patent: 2005/0225048 (2005-10-01), Kasamatsu
patent: 1780394 (1972-01-01), None
patent: 4242448 (1994-03-01), None
patent: 1326390 (1973-08-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Hydropneumatic suspension system 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 Hydropneumatic suspension system for vehicles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydropneumatic suspension system for vehicles will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3787929

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.