Document Type and Number:
Japanese Patent JPS5049020
Kind Code:
A
Abstract:
Device for slitting sheet material comprises two parallel shafts adapted to receive said sheet material therebetween. Each shaft carries a plurality of discs carrying a plurality of transverse cutters equally spaced about the periphery of the disc and lying at an angle to its axis of rotation. The cutters on the discs of one shaft cooperate with those on the other shaft to slit the sheet material. Means are provided for moving one of the shafts toward and away from the other. The shafts are driven through an Oldham coupling to accommodate such movement.
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Application Number:
JP9114974A
Publication Date:
May 01, 1975
Filing Date:
August 08, 1974
Export Citation:
International Classes:
B21D28/12; B21D31/04; B23C3/13; B23D19/06; B23D25/12; B23D35/00; (IPC1-7): B23C3/13; B44B5/00
Domestic Patent References:
| JP44012833A | ||||
| JPS4719195U | 1972-11-02 | |||
| JP29002617A | ||||
| JP42019790A |
Foreign References:
| GB985824A | 1965-03-10 |