Device for determining the height of a pile of sheets

Details Device for determining the height of a pile of sheets Device for determining the height of a pile of sheets

1990-07-19

1992-06-30

Schacher, Richard A.

Sheet feeding or delivering

Delivering

To receiver for pack of sheets

271 31, 271155, B65H 3110

Patent

active

051256410

ABSTRACT:
A device for determining the height of a pile of sheets, includes a measuring sensor formed as an expansion member and pneumatically drivable towards a top surface of the sheet pile.

REFERENCES:
patent: 2746753 (1956-05-01), Battey
patent: 4624454 (1986-11-01), Grutzmacher et al.
patent: 4728093 (1988-03-01), Eberle
Patent Abstracts of Japan, JP 63-82276, M-733, Aug. 19, 1988, vol. 12, No. 305.
U.S. Publication: IBM Technical Disclosure Bulletin, vol. 13, No. 2, Jul. 1970, p. 364; C. E. Lorensen et al., "Stack Height Sensor and Control Device".

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