Dual disc spring

Details Dual disc spring Dual disc spring

2006-09-26

2006-09-26

Schwartz, Chris P. (Department: 3683)

Spring devices

Bendable along flat surface

Flexural support

C267S158000, C192S070170

Reexamination Certificate

active

07111833

ABSTRACT:
A dual spring includes a pair of conically-shaped spring sections, which are joined at a common fulcrum. One of the spring sections is disposed radially inward from the fulcrum and the other of the spring sections is disposed radially outward from the fulcrum. Both of the conical sections open axially in the same direction relative to the fulcrum section.

REFERENCES:
patent: 1176632 (1916-03-01), Werner
patent: 1850566 (1932-03-01), Thorvald
patent: 2229319 (1941-01-01), Wesselhoff
patent: 3107766 (1963-10-01), Pritchard
patent: 3483888 (1969-12-01), Wurzel
patent: 3951393 (1976-04-01), Smirl
patent: 4135283 (1979-01-01), Kohlhage
patent: 4538716 (1985-09-01), Reik

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