Leather cutting apparatus

Details Leather cutting apparatus Leather cutting apparatus

1995-02-01

1997-04-01

Jones, Eugenia

Cutting

Means to drive or to guide tool

Means to change datum plane of tool or tool presser stroke

83531, 83541, 836393, 83DIG1, B26D 512, B26F 140

Patent

active

056155921

ABSTRACT:
An apparatus is disclosed for bringing a cutting die into engagement with a workpiece such as leather, the apparatus includes first and second plates secured to C-shaped frame members and a platen for supporting the workpiece that is movable relative to the second plate upon inflation of a bladder secured to the periphery of the second plate upon actuation of first and second valves connected between a source of pressurized air and the bladder.

REFERENCES:
patent: 300725 (1884-06-01), Newell
patent: 2760569 (1956-08-01), Suerken
patent: 3613764 (1971-10-01), Guenard
patent: 3822627 (1974-07-01), Bianchi
patent: 3905265 (1975-09-01), Peterson et al.
patent: 3933065 (1976-01-01), Janu et al.
patent: 3987696 (1976-10-01), Haas et al.
patent: 4001645 (1977-01-01), Haas et al.
patent: 4277996 (1981-07-01), Spengler
patent: 4363253 (1982-12-01), Cantella
patent: 4420958 (1983-12-01), Schulz et al.
patent: 5299482 (1994-04-01), Schmitt

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