Feed device for tape perforators

Details Feed device for tape perforators Feed device for tape perforators

1976-04-09

1977-06-28

Love, John J.

Advancing material of indeterminate length

Means to engage longitudinally spaced modifications in material

Rotating sprocket

74125, 74578, 226134, 226157, B65H 1740

Patent

active

040320553

ABSTRACT:
A tape feeding apparatus for perforators or reader of punched tape in which a circular cam continuously rotates in a slot machined in a first lever. A second lever, selectively activated by an electromagnet, enables the first lever to be operated by the cam for jogging a saw tooth wheel integral with a sprocket pulley, feeding the paper.

REFERENCES:
patent: 2825441 (1958-03-01), Tholstrup
patent: 3083580 (1963-04-01), Carson et al.
patent: 3132554 (1964-05-01), Boudreau et al.

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