Apparatus and method for consistent spray proportioning of liqui

Details Apparatus and method for consistent spray proportioning of liqui Apparatus and method for consistent spray proportioning of liqui

1989-08-21

1992-05-26

Beck, Shrive

Coating processes

Plant member or animal specimen coating

427 8, 427212, 427424, 118684, 118303, 118313, B05D 700

Patent

active

051166348

ABSTRACT:
Apparatus and method for controlling the operation of a plurality of nozzles for spraying a liquid substance on a product. The nozzles have different flow volumes and are located adjacent the product. A sensor measures the quantity of the product, and a control responsive to the sensor opens selected nozzles to produce a desired ratio of the quantity of the substance to the quantity of the product. There is further provided another sensor for measuring the quantity of the substance, the control being responsive to the two sensors and operative to determine the actual ratio of the quantity of the substance to the quantity of the product and to adjust the actual ratio to match the desired ratio.

REFERENCES:
patent: 3279423 (1966-10-01), Russell
patent: 3796412 (1974-03-01), Maurer
patent: 4535722 (1985-08-01), Kondo
patent: 4572845 (1986-02-01), Christen
patent: 4605297 (1986-08-01), Livingston et al.

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