Spring devices – Vehicle – Comprising compressible fluid
Patent
1985-11-01
1987-05-19
Reger, Duane A.
Spring devices
Vehicle
Comprising compressible fluid
280707, F16F 908
Patent
active
046661352
ABSTRACT:
An air suspension system which includes an air spring provided between a car body and a suspension arm for adjusting the car height by changing the volume of the air spring. The air spring includes a diaphragm and an air piston formed to contact with the diaphragm. The air piston has a plurality of wall portions arranged longitudinally. Each wall portion is different in its external shape from the portion adjacent thereto. The external shapes of the air piston includes a combination of at least two shapes of the group including a straight cylindrical shape, a tapered shape converging downward and a tapered shape diverging downward.
REFERENCES:
patent: 3954256 (1976-05-01), Keijzer et al.
patent: 4534580 (1985-08-01), Kobayashi et al.
patent: 4568101 (1986-02-01), Bleustein et al.
patent: 4588171 (1986-05-01), Stephens
Araki Hitoshi
Buma Shuuichi
Hirose Masanori
Miyata Hiroshi
Ohashi Kaoru
Reger Duane A.
Toyota Jidosha & Kabushiki Kaisha
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