Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1988-03-02
1989-12-05
Westin, Edward P.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
356240, G01N 904
Patent
active
048854611
ABSTRACT:
Object identifying device, e.g. a bottle receiving device, comprising a transport apparatus for transporting the objects such as bottles, an identifying device with a data processing unit for identifying and accepting bottles having certain given shapes, and a recording device for recording accepted bottles. The identifying device comprises a principally stationary illuminating device for illuminating the bottles, a detector for examining the bottles, and a conveyor for moving the bottles past the detector. A mirror system is interposed between the illuminating device and the detector, with which the optical length of the entire system can be increased without increasing the structural dimensions thereof.
REFERENCES:
patent: 3563379 (1971-02-01), Stapf
patent: 3955179 (1976-05-01), Planke
patent: 4367405 (1983-01-01), Ford
patent: 4620090 (1986-10-01), Ducloux
Elf Juha
Mattila Timo
Halton Oy
Shami Khaled
Westin Edward P.
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