Spring load adjusting device for cushioning equipment

Details Spring load adjusting device for cushioning equipment Spring load adjusting device for cushioning equipment

1983-04-29

1985-07-23

Reger, Duane A.

Spring devices

Vehicle

Compound

188285, 267 61S, F16F 500, F16F 944

Patent

active

045304890

ABSTRACT:
A spring load adjusting device for cushioning equipment including a pressure chamber which hydraulically controls a spring load of a coil spring.
A hydraulic cylinder is hydraulically connected to the pressure chamber, a piston is slidably fitted in the cylinder, an adjust screw is provided for sliding the piston, and a protection member is provided for protecting a threaded portion of the adjust screw.
The threaded portion of the adjust screw is protected from exposure to the outside and is thus protected from dust and the like, while the appearance is improved.

REFERENCES:
patent: 1310199 (1919-07-01), Manton
patent: 2161070 (1939-06-01), McDonough
patent: 2516771 (1950-07-01), Herscher et al.
patent: 2718285 (1955-09-01), Largay
patent: 3628810 (1971-12-01), Graef

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