Spring apparatus
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United States of America Patent
Stats
-
Nov 18, 2003
Grant Date -
Oct 10, 2002
app pub date -
Jan 29, 2002
filing date -
Jan 29, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a vehicle spring apparatus comprising housing having fluid sealed therein. The housing comprises a cylinder with a slidably fitted piston and a piston rod connected at one end to said piston. The piston rod extends at the other end outside said cylinder and said cylinder is connected via a passage and a first valve to a first accumulator chamber comprising a springing medium. The cylinder is connected via a passage and a second valve to a second accumulator chamber comprising a springing medium, and said accumulator chambers is also connected with each other via at least one controllable pump. The invention also relates to a vehicle height adjusting system and a vehicle comprising the vehicle spring apparatus.
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