Method of and apparatus for shaping film cartridge

Details Method of and apparatus for shaping film cartridge Method of and apparatus for shaping film cartridge

1991-02-04

1992-12-22

Gorski, Joseph M.

Metal working

Means to assemble or disassemble

Film or tape cartridge

29773, 29788, 413 69, B23P 1900

Patent

active

051724707

ABSTRACT:
When shaping a film cartridge having a hollow cylindrical shell and caps mounted on ends of the shell, a shell plate is brought into abutment with a mandrel having a perfectly circular cross section and bent around the mandrel by a bending roller. A cap is mounted on an end of the hollow cylindrical shell while it is on the mandrel, and the cap is clinched to the hollow shell while the cap and the hollow shell are grasped from the outside.

REFERENCES:
patent: 2026780 (1936-01-01), Frostad
patent: 2339807 (1944-01-01), Rau
patent: 2725001 (1955-11-01), O'Neil
patent: 2925059 (1960-02-01), Smith et al.
patent: 3053209 (1962-09-01), Smith et al.
patent: 3157339 (1964-11-01), Negoro
patent: 3416412 (1968-12-01), Wilcox
patent: 4513596 (1985-04-01), Usher

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