Cutting – Cutting motion of tool has component in direction of moving... – Combined with other type cutter
Patent
1979-07-25
1981-06-30
Schran, Donald R.
Cutting
Cutting motion of tool has component in direction of moving...
Combined with other type cutter
83 37, 83303, 83343, 83346, 83408, 83423, 83920, 83903, B23D 2512, B26D 156
Patent
active
042756294
ABSTRACT:
Individual battery grids are effectively cut from a continuous sheet of expanded and pasted grid stock by the method and apparatus herein disclosed. The apparatus includes a first rotatably mounted cylinder having a cutting pattern including first cutters lying transverse to the longitudinal axis of the first cylinder and cutting knives spaced from each other and from the first cutters and lying parallel to the longitudinal axis of the first cylinder, and a second rotatably mounted cylinder spaced from the first cylinder and having second cutters cooperating with the first cutters to cut lengthwise of said sheet, the second cylinder having anvil members secured along the periphery thereof and disposed to come into substantial alignment during rotation adjacent the cutting knives and spaced therefrom to make contact therewith, the surface hardness of the cutting knives and the anvil members having a value on the order of at least 55 on the Rockwell C scale, said cutting knives and anvil members cooperting together to sever the sheet.
REFERENCES:
patent: 463916 (1891-11-01), Peterson
patent: 1831422 (1931-11-01), Otis
patent: 3555948 (1971-01-01), Olson
patent: 3578761 (1971-05-01), Sarka
patent: 3709077 (1973-01-01), Trogan et al.
patent: 3981213 (1976-09-01), Lopman
Alberding Gilbert E.
Ball Corporation
Schran Donald R.
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