Metal deforming – With cutting – Severing a discrete piece from stock – work – or product
Patent
1988-04-20
1989-09-19
Crane, Daniel C.
Metal deforming
With cutting
Severing a discrete piece from stock, work, or product
72398, 72403, 402 14, 247031, 24265A, B21D 2806
Patent
active
048669717
ABSTRACT:
A clip and process for its manufacture includes feeding a strip into a cutting and bending machine. The strip is formed into blanks such that one end of the blank has two prongs. The border of the area between the prongs on the first end matches the outline of the prong on the second end. The clip is then bent into a C-shape and the prongs are bent inwardly.
REFERENCES:
patent: 58667 (1866-10-01), Morgan
patent: 66968 (1867-07-01), Kendig
patent: 158337 (1874-12-01), Tucker
patent: 289245 (1883-11-01), Frank
patent: 1884937 (1932-10-01), Waterman
patent: 2035436 (1936-03-01), Schafer
patent: 2546303 (1951-03-01), Holle
patent: 3042984 (1962-07-01), Merfield
patent: 3418706 (1968-12-01), White
Cooper Industries Inc.
Crane Daniel C.
Scott Eddie E.
Thiele Alan R.
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