Identification device for machine moulded products

Details Identification device for machine moulded products Identification device for machine moulded products

1974-06-17

1976-06-15

Stolwein, Walter

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250216, 250568, 356196, G01D 2104

Patent

active

039639185

ABSTRACT:
Apparatus for identifying which of a plurality of moulds moulded a particular container includes such moulded containers with coded combinations of lens members in their bottom, the lens members being illuminated to focus light to an optical system terminating at a photosensitive device which emits pulses as the lens members are sequentially scanned.

REFERENCES:
patent: 3415997 (1968-12-01), Vinzelberg et al.
patent: 3588514 (1971-06-01), Simpkins
patent: 3662181 (1972-05-01), Hercher et al.
patent: 3687559 (1972-08-01), Fischer
patent: 3745314 (1973-07-01), Mathias et al.

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