Rotary shear

Details Rotary shear Rotary shear

1991-07-25

1992-10-06

Yost, Frank T.

Cutting

Cutting motion of tool has component in direction of moving...

With means to render cutter pass ineffective

83349, 83658, B26D 162

Patent

active

051522055

ABSTRACT:
An improved rotary shear for performing slotting work or cutting work upon a corrugated cardboard web at right angles to its traveling direction for making order change easy and smooth, is disclosed. The rotary shear comprises a knife cylinder having a knife fixedly secured thereto over the nearly entire width of its outer circumferential surface, pressing means divided into a plurality of sections along the widthwise direction of the corrugated cardboard web and constructed in such manner that the respective sections can be individually raised and lowered, and an endless elastic body belt driven to travel at a predetermined timing with respect to the traveling corrugated cardboard web.

REFERENCES:
patent: 2369253 (1945-02-01), Robinson et al.
patent: 2733766 (1956-02-01), Wikle
patent: 3491632 (1970-01-01), Dovey
patent: 3522762 (1970-08-01), Sauer

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