Bound stopper for vehicle suspension having rubber and foam elas

Details Bound stopper for vehicle suspension having rubber and foam elas Bound stopper for vehicle suspension having rubber and foam elas

1992-07-08

1993-11-02

Graham, Matthew C.

Spring devices

Vehicle

Mechanical spring and nonresilient retarder

2671403, F16F 308

Patent

active

052577309

ABSTRACT:
A bound stopper for use in a suspension of a motor vehicle, which is fitted on a piston rod of a shock absorber of the suspension, for elastically limiting a stroke of the piston rod by abutting contact with a cylinder of the shock absorber. The bound stopper includes a cylindrical main elastic body formed of a rubber material and having an engaging portion at one axial end on the side of the cylinder of the shock absorber, and a cylindrical auxiliary elastic body formed of a foam material and having an engaging portion at one axial end remote from the cylinder of the shock absorber, one of the engaging portions of the main and auxiliary elastic bodies having at least one recess while the other of the engaging portions having at least one protrusion. The engaging portion of the auxiliary elastic body is fitted on the engaging portion of the main elastic body such that the protrusion is fitted in the corresponding recess for engagement of the two elastic bodies.

REFERENCES:
patent: 3347541 (1967-10-01), Buccino
patent: 3606295 (1971-09-01), Appleton
patent: 4235426 (1980-11-01), Sullivan, Jr. et al.
patent: 4416446 (1983-11-01), Murakami
patent: 4462608 (1984-07-01), Lederman
patent: 4673314 (1987-06-01), Hara et al.
patent: 4712775 (1987-12-01), Buma et al.
patent: 4771463 (1987-12-01), Knable et al.
patent: 4804169 (1989-02-01), Hassan
patent: 4858880 (1989-08-01), Durand
patent: 5052665 (1991-10-01), Sakuragi
patent: 5158269 (1992-10-01), Hein et al.

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