Advancing material of indeterminate length – Means to engage longitudinally spaced modifications in material – Rotating sprocket
Patent
1977-03-04
1978-11-21
Meister, J. M.
Advancing material of indeterminate length
Means to engage longitudinally spaced modifications in material
Rotating sprocket
226156, 234130, B65H 1740
Patent
active
041262573
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: 3181759 (1965-05-01), Maples
Drillick-LaManna Corporation
Meister J. M.
Roberts John T.
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