Sheet feeding or delivering – Feeding – With means to interrupt feeding
Patent
1979-10-03
1981-06-30
Stoner, Jr., Bruce H.
Sheet feeding or delivering
Feeding
With means to interrupt feeding
340674, 355 14R, B65H 4308, B65H 4302
Patent
active
042758793
ABSTRACT:
An abnormal feed condition-detecting apparatus for a printing device in which sheets are delivered one by one from a feeder to the printing section at the prescribed time interval, the detecting apparatus comprising a first paper passage detector disposed near the fender and a second paper passage detector positioned near the outlet port of the printing device and being designed to detect the passage of the respective succeeding sheets on the prescribed length of time, and, in the occurrence of an abnormal feed condition, sending forth an abnormality signal only after all the sheets delivered from the feeder before the detection of the abnormal feed condition have been drawn out of the printing device.
REFERENCES:
patent: 3114902 (1963-12-01), Tanguy
patent: 3693969 (1972-09-01), Sakamaki et al.
patent: 3833896 (1974-09-01), Suzuki
patent: 3970384 (1976-07-01), Yamamoto et al.
patent: 3999851 (1976-12-01), Sakamaki et al.
patent: 4026543 (1977-05-01), Leclere
Cutaia, A. et al., "Jam Detection System", IBM Technical Disclosure Bulletin, vol. 5, No. 5, Oct. 1962, pp. 28, 29.
Kondo Osamu
Yamashita Mitsuo
Stoner Jr. Bruce H.
Tokyo Shibaura Denki Kabushiki Kaisha
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