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US 2003/0197336 A1Published application
Level control device for air suspension of a vehicle
OwnerHyo-Sik Kiminventor
Life of this patent
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Abstract
The present invention provides a level controlling device for an air suspension system of a vehicle. The leveling of a vehicle is automatically controlled by a bellows mounted with a cam for increasing or decreasing the distance between the body and the axle of the vehicle in response to a changing state of the air spring.
Claims7
A leveling control device for air suspension of a vehicle, comprising:
- a bellows mounted in a series with an air spring between a vehicle body and a vehicle axle;
- a cam mounted rotatably inside said bellows to vary the length of said bellows in response to the rotation of said cam;
- a pulley rotatably mounted inside said air spring;
- a detecting chain fixed to one end of said air spring and hitched at said pulley;
- a flexible member connected in series at an end with one end of said detecting chain and secured at the other end to said air spring;
- and
- a rotation synchronizing means for transferring rotation of said pulley to said cam.
4 more elements
A leveling control device for air suspension of a vehicle, comprising:
- an air spring;
- a bellows coupled in series with said air spring;
- and
- a position sensing mechanism configured to activate said bellows in response to a position change between a vehicle axle and a vehicle body such that said bellows returns the position between the vehicle axle and the vehicle body to a starting position.
1 more element
Dependencies are inferred from the claim text.