Method and apparatus for measuring the size of drops of a viscou

Measuring and testing – Volumetric content measuring

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73 174, 356384, 222 55, G01F 1300, G01F 2500

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061125881

ABSTRACT:
A method and apparatus for measuring and controlling the size of drops of viscous material dispensed from a dispensing system. A dispensing apparatus in accordance with embodiments of the present invention includes a housing, a dispenser that dispenses a quantity of the viscous material, a measuring apparatus having a bottom plate to receive the viscous material, a top plate that is positioned over the bottom plate after the viscous material has been dispensed, and a compressing apparatus that compresses the material between the top and bottom plates. The dispensing apparatus further includes a viewing system that views the compressed material to determine the quantity of material dispensed by the dispenser. In one embodiment, the dispensing apparatus includes a controller that controls the quantity of viscous material dispensed based on the quantity of material determined by the viewing system.

REFERENCES:
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patent: 5110615 (1992-05-01), Maiorca et al.
patent: 5320250 (1994-06-01), La et al.
patent: 5465879 (1995-11-01), La et al.
patent: 5505777 (1996-04-01), Ciardella et al.
patent: 5837892 (1998-11-01), Cavallero et al.
English translation of JP 405180683, Jul. 1993.

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