High rake knives for color paper slitting

Details High rake knives for color paper slitting High rake knives for color paper slitting

1998-04-22

1999-11-02

Rada, Rinaldi I.

Cutting

Processes

During movement of work past flying cutter

83496, 83500, 83505, B26D 124

Patent

active

059749229

ABSTRACT:
The invention relates to a method of slitting photographic print material comprising providing at least one rotary anvil shearing device and at least one rotary knife shearing device wherein said at least one rotary knife has a rake angle of between about 50 and 70 degrees, and passing photographic material between said anvil and said knife to cut said material.

REFERENCES:
patent: 4247349 (1981-01-01), Detert et al.
patent: 4274319 (1981-06-01), Frye et al.
patent: 4640165 (1987-02-01), McMahon et al.
patent: 4643058 (1987-02-01), Zingler et al.
patent: 5034263 (1991-07-01), Maier et al.
patent: 5103703 (1992-04-01), Littleton
patent: 5365821 (1994-11-01), Munier et al.
patent: 5423240 (1995-06-01), DeTorre
patent: 5761980 (1998-06-01), Ima et al.
patent: 5794500 (1998-08-01), Long et al.

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