Radiant energy – Luminophor irradiation – With ultraviolet source
Patent
1989-01-30
1990-02-27
Fields, Carolyn E.
Radiant energy
Luminophor irradiation
With ultraviolet source
250302, 2504581, 2504591, 209576, G01N 2164, B07C 500
Patent
active
049048759
ABSTRACT:
A system for detecting a splice in a single facial tissue in a stack of facial tissues wherein a detector agent is applied at the location of the splice, the facial tissue is folded so that the detector agent is located at least one side edge thereof, and detecting the existence of the detector agent at the side edge to actuate a reject mechanism.
REFERENCES:
patent: 3967994 (1976-07-01), Langberg
patent: 4583669 (1986-04-01), Sirkis
patent: 4746020 (1988-05-01), Schenk
patent: 4752684 (1988-06-01), Herrmann
patent: 4828156 (1989-05-01), Whiteley et al.
Fields Carolyn E.
James River Corporation
Lampe Thomas R.
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