Tractor feed assembly tensioning bar

Details Tractor feed assembly tensioning bar Tractor feed assembly tensioning bar

1983-03-25

1984-11-27

Christian, Leonard D.

Advancing material of indeterminate length

Means to engage longitudinally spaced modifications in material

Pins on flexible belt or chain

4006161, 226195, G03B 130

Patent

active

044847025

ABSTRACT:
A tractor feed assembly for an automatic printer. A manually operated tension bar is provided between the tractor feeder and the printer platen. The bar is locked in place by a spring that biases a knob attached to the bar into locking contact with a member formed on or attached to the tractor feed frame.

REFERENCES:
patent: 2164455 (1939-07-01), Hart
patent: 2454863 (1945-07-01), Crocker
patent: 3152742 (1964-10-01), Wright
patent: 3283982 (1965-01-01), Haskin, Jr.
patent: 3586149 (1971-06-01), Miller
patent: 3707215 (1972-12-01), Familant
patent: 3796390 (1974-03-01), Melead

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