Bushing assembly for air suspension

Spring devices – Vehicle – Compound

Patent

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Details

267 8R, 280668, B60G 300

Patent

active

046291687

ABSTRACT:
A bushing assembly is interposed between a main air chamber and an auxiliary air chamber of an air suspension. The bushing assembly includes a tubular rubber bushing axially subjected to the internal pressure in the main air chamber, an inner tube fixed to an inner peripheral surface of the bushing and an outer tube fixed to an outer peripheral surface of the bushing. The bushing is formed to be compressed by the inner and outer tubes in at least an axial portion thereof when subjected to the internal pressure in the main air chamber.

REFERENCES:
patent: 3000625 (1961-09-01), Polhemus
patent: 3279782 (1966-10-01), Schick
patent: 4364582 (1982-12-01), Takahashi et al.
patent: 4474363 (1984-10-01), Numazawa et al.

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