Selective cutting (e.g. – punching) – With work holder or mover – With cyclically advanced work carrier
Patent
1978-03-27
1979-11-13
Meister, J. M.
Selective cutting (e.g., punching)
With work holder or mover
With cyclically advanced work carrier
234131, 178 77, G06K 105
Patent
active
041740637
ABSTRACT:
A combination paper tape punch and reader having a bi-directional stepping tape transport controlled by a continuously oscillating magnetically activated pawl. A further improvement is a punch interposer geometry allowing for easy removal of the punch and die. A single motor and timing signal is used for both punch and reader tape transports.
REFERENCES:
patent: 1623748 (1927-04-01), Pfannenstiehl
patent: 2266028 (1941-12-01), Gubisch et al.
patent: 3092833 (1963-06-01), Phillips
Drillick-LaManna Corporation
Meister J. M.
Roberts John T.
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