Stackable compact slitting knife assembly

Details Stackable compact slitting knife assembly Stackable compact slitting knife assembly

1993-03-23

1998-02-03

Jones, Eugenia

Cutting

Rotatable disc tool pair or tool and carrier

Means to separate elements of tool pair

83505, 835081, 835083, B23D 1900, B26D 122

Patent

active

057132577

ABSTRACT:
A stackable compact knife cutting assembly employing an elongated pneumatic piston/piston rod assembly wherein the elongated piston member is provided with an elongated preformed elastomeric piston ring member disposed in a groove portion thereof and wherein a cutting assembly includes a housing member and arm portions having a slot for receiving a shaft of the rotating knife member and a bearing surface for guiding and contacting bearing surfaces of the knife member to maintain the perpendicular plane thereof to the rotating axis of the cutting knife member.

REFERENCES:
patent: 2802528 (1957-08-01), Mastriani
patent: 3777607 (1973-12-01), Schofield
patent: 3892156 (1975-07-01), Johnstone
patent: 3921488 (1975-11-01), Mastriani et al.
patent: 3977284 (1976-08-01), Mastriani et al.
patent: 4161898 (1979-07-01), Wingen
patent: 4741234 (1988-05-01), Colombo
patent: 4876933 (1989-10-01), Tahara

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