Method and device for detecting shortage/excess of article enclo

Details Method and device for detecting shortage/excess of article enclo Method and device for detecting shortage/excess of article enclo

1995-01-30

1997-01-21

Culver, Horace M.

Package making

Methods

53 56, 53502, 53504, 53508, 73 52, B65B 5716, B65B 5718

Patent

active

055950442

ABSTRACT:
A method and device for detecting a shortage or excess of an article enclosed in respective envelopes in an automatic mail enclosing and sealing machine. The method comprises the steps of receiving information relative to the number of sheets enclosed in respective envelopes, detecting a variable corresponding to the number of sheets enclosed, discriminating whether the detected variable is within or out of the allowable range corresponding to the sheet number information, and deciding whether a shortage or excess of article is enclosed.

REFERENCES:
patent: 3359702 (1967-12-01), Beert et al.
patent: 3606014 (1971-09-01), Linn
patent: 3956869 (1976-05-01), Slathar et al.
patent: 4527378 (1985-07-01), Russell
patent: 4571925 (1986-02-01), Adams
patent: 4916883 (1990-04-01), Focke
patent: 5027577 (1991-07-01), Creswick
patent: 5321624 (1994-06-01), Helffrich et al.
patent: 5445367 (1995-08-01), Long

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