Pneumatic spring element

Details Pneumatic spring element Pneumatic spring element

1986-11-13

1988-08-23

Halvosa, George E. A.

Spring devices

Fluid

Expansible-contractible chamber device

188267, 248550, 248562, 248636, 267 35, 2671401, 2671411, 267152, 267219, 280707, 280710, 280712, F16F 908

Patent

active

047656000

ABSTRACT:
A pneumatic spring element includes a rubber-elastic peripheral wall and two rigid end walls defining a chamber therebetween, a bellows-like spring body disposed inside the chamber defining an outer sub-chamber between spring body and the peripheral wall, the spring body being subjected to compressed air in the interior thereof, and an electroviscous fluid filling outer sub-chamber and being controlled by an electrical field.

REFERENCES:
patent: 2818249 (1957-12-01), Boschi
patent: 2859032 (1958-11-01), Johnson
patent: 4351515 (1982-09-01), Yoshida
patent: 4401298 (1983-08-01), Eaton et al.
patent: 4416445 (1983-11-01), Coad
patent: 4444298 (1984-04-01), Stangroom

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