Hydraulically damped dual sleeve air spring suspension

Spring devices – Vehicle – Bolster

Patent

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Details

267 6421, 267 6424, F16F 904

Patent

active

046554386

ABSTRACT:
A dual path rolling lobe air spring suspension strut with the inner rolling lobe air seal eliminating air pressurization of the strut to eliminate the strut mount as a leak path and so that the sealing of air within the air spring in the vicinity of the strut rod is eliminated so that the strut rod scraper lip and air pressurization of the strut valving is eliminated.

REFERENCES:
patent: 3042392 (1962-07-01), Schmitz et al.
patent: 3135524 (1964-06-01), Jackson et al.
patent: 3653651 (1972-04-01), Allinquant et al.
patent: 3700225 (1972-10-01), Fader et al.
patent: 4022448 (1977-05-01), Reeder
patent: 4531759 (1985-07-01), Rezanka et al.

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