Paperboard slitting apparatus

Details Paperboard slitting apparatus Paperboard slitting apparatus

1979-12-26

1981-07-28

Yost, Frank T.

Cutting

Rotatable disc tool pair or tool and carrier

Tool pair comprises rotatable tools

83481, 83665, 83675, 83698, 76101A, 493370, B23D 1906, B26D 124

Patent

active

042803861

ABSTRACT:
Rotary slitting apparatus for slitting paperboard material including a pair of coacting knife holders for mounting on parallel adjacent rotatable shafts, such holders having thin flexible annular slitting blades clamped thereon at a slight angle to a plane normal to the axis of the shafts so that the blades overlap slightly to provide scissors-action cutting of paperboard material passed between the heads.

REFERENCES:
patent: 62846 (1867-02-01), Hatch
patent: 505189 (1893-09-01), Climer
patent: 1607879 (1926-11-01), Drucker
patent: 2071414 (1937-02-01), Lowrie
patent: 3367225 (1968-02-01), Stanford et al.
patent: 3587382 (1971-06-01), Boyd
patent: 3894461 (1975-07-01), Jakob
patent: 3899948 (1975-08-01), Jakob
patent: 3908499 (1975-09-01), Reed
patent: 4168643 (1979-09-01), Takimoto et al.

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