Bowed external spring retaining ring of the E-shaped type

Details Bowed external spring retaining ring of the E-shaped type Bowed external spring retaining ring of the E-shaped type

1988-09-01

1989-12-12

Crane, Daniel C.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Fastener securing element

Resilient metallic

411522, F16B 224, F16B 2110

Patent

active

048864080

ABSTRACT:
A bowed external spring retaining ring of the E-shaped type includes flats at the leading and trailing ends of the ring. The flats form leading and trailing edges of the ring which are rounded on a concave side of the ring. The ring is formed by a punch which has an end face comprised of a concave portion and straight portions, the latter forming the flats on the ring.

REFERENCES:
patent: 2078453 (1937-04-01), Miller
patent: 2544631 (1951-03-01), Heimann et al.
patent: 2686687 (1954-08-01), Singleton
patent: 3178987 (1965-04-01), Reese et al.
patent: 3297916 (1967-01-01), Wright
patent: 3319508 (1967-05-01), McCormick
patent: 3438664 (1969-04-01), Meyer
patent: 3442171 (1969-05-01), Engelmann

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