Apparatus for shearing and coiling strip material

Details Apparatus for shearing and coiling strip material Apparatus for shearing and coiling strip material

1981-08-10

1983-06-28

Yost, Frank T.

Metal deforming

By deflecting successively-presented portions of work during...

With cutting of work or product

72148, 83150, 83163, 242 56R, B21C 4710, B65H 1928

Patent

active

043898688

ABSTRACT:
Apparatus for shearing and coiling strip material, the apparatus including a rotatable mandrel adapted to receive strip material thereon, a first cutter in fixed position proximate the mandrel, and a second cutter removed from the mandrel in a first position but movable to a second position adjacent the first cutter to effect a cutting operation, the first and second cutters having, respectively, first and second guide surfaces which, when the second cutter is in the second position, form a substantially continuous entry surface adapted to urge a cut end of the strip material into engagement with the mandrel.

REFERENCES:
patent: 1064009 (1913-06-01), Robertson et al.
patent: 1882403 (1932-10-01), Maxson
patent: 2325504 (1943-07-01), Goins
patent: 3328991 (1967-07-01), Petros
patent: 3345009 (1967-10-01), Rockstrom
patent: 3425252 (1969-02-01), Dehaine et al.
patent: 3501104 (1970-03-01), Hellemans
patent: 3844189 (1974-10-01), Jardine
patent: 3871595 (1975-03-01), Smolderen
patent: 4114491 (1978-09-01), Hashimoto et al.

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