Sheet comparing system and comparator adapted for said system

Details Sheet comparing system and comparator adapted for said system Sheet comparing system and comparator adapted for said system

1975-02-13

1977-04-12

Morrison, Malcolm A.

Communications: electrical

Digital comparator systems

235 92SB, 235 92CA, 307293, B07B 1304

Patent

active

040178307

ABSTRACT:
A sheet comparing system, in which comparison between a number of sheets to be counted and an actually counted number of the sheets is carried out so that noise signals other than the signals required to carry out the comparison are excluded. A simple comparator circuit adapted for the sheet comparing system is also disclosed.

REFERENCES:
patent: 3075189 (1963-01-01), Lisicky
patent: 3413412 (1968-11-01), Townsend
patent: 3588459 (1971-06-01), Dilger
patent: 3710936 (1973-01-01), Mizunuma
patent: 3750626 (1973-08-01), Smith

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