Spring devices – Torsion – Coil
Patent
1987-07-29
1989-05-09
Reger, Duane A.
Spring devices
Torsion
Coil
267156, 267169, 267275, F16F 106
Patent
active
048282359
ABSTRACT:
A torsion spring assembly particularly adapted for use in closing the throttle valve of an automotive throttle body or carburetor. The spring assembly includes a torsion spring having a series of intermediate coils and having reduced diameter end coils. Telescoped into each end of the spring and gripped by the reduced diameter end coils in the sleeve of a bushing having a radially extending flange which captivates the spring against axial movement.
REFERENCES:
patent: 4576762 (1986-03-01), Griffin et al.
Le Mark T.
Michigan Spring Company
Reger Duane A.
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