Package seal inspection system

Details Package seal inspection system Package seal inspection system

1988-02-17

1989-06-27

Tokar, Michael J.

Measuring and testing

With fluid pressure

Leakage

73 52, G01M 300

Patent

active

048417637

ABSTRACT:
A package seal inspection system for detecting leaks in a sealed package which includes a box having a plurality of louvers mounted in a front wall, a plurality of strips mounted behind the louvers in the box, means mounted in the box behind the strips for detecting movement of the strips, means for supporting the package in front of the louvers and means for applying pressure to the top of the package whereby when a leak is present, air in the package is forced out and through the louvers to cause one or more of the strips to move and be detected by the detecting means.

REFERENCES:
patent: 3314283 (1967-04-01), Fitzpatrick et al.
patent: 3441132 (1969-04-01), Browning
patent: 3918293 (1975-11-01), Feigel
patent: 4024956 (1977-05-01), Cassidy
patent: 4187718 (1980-02-01), Shibasaki
patent: 4313171 (1982-01-01), Shibasaki
patent: 4399514 (1983-08-01), Hamasaki et al.
patent: 4625545 (1986-12-01), Holm et al.
patent: 4697452 (1987-10-01), Prakken

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