Tension spring device

Details Tension spring device Tension spring device

1982-06-28

1984-12-25

Crane, Daniel C.

Chain, staple, and horseshoe making

Chains

Elastic

59901, 267 74, 267153, F16G 1300

Patent

active

044895488

ABSTRACT:
A tension spring device comprising a linear draw element and spring member surrounding the draw element and connected thereto by connection sleeves.

REFERENCES:
patent: 726534 (1903-04-01), Hollicott
patent: 1517138 (1924-11-01), Wike
patent: 1659711 (1928-02-01), Smith
patent: 2020943 (1935-11-01), Hallquist
patent: 2079689 (1937-05-01), Gorton
patent: 2080627 (1937-05-01), Morgan
patent: 2110226 (1938-03-01), Hill
patent: 3002409 (1961-10-01), Jones
patent: 3084066 (1963-04-01), Dunmire
patent: 3298173 (1967-01-01), Empson
patent: 3306600 (1967-02-01), Roux et al.
patent: 3574996 (1971-04-01), Loos
patent: 3775969 (1973-12-01), Vasterling

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