Electronic proportioner using continuous metering and correction

US9010367B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9010367-B2
Application numberUS-201013259255-A
CountryUS
Kind codeB2
Filing dateMar 9, 2010
Priority dateMar 26, 2009
Publication dateApr 21, 2015
Grant dateApr 21, 2015

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  1. Title

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  2. Abstract

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  4. Key dates

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  5. First independent claim

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Abstract

Official abstract text for this publication.

The controller of the plural component proportioner ( 10 ) dispenses both components (or all three if a three component material) as necessary to maintain the correct mix ratio. The fluid displacement measuring technique described allows this proportioning to take place with the “A” or main component pump always able to supply fluid to the spray gun without being stopped. The “B” component, at a higher pressure, is added as necessary to control ratio. The control can determine whether the pumps were properly loaded with fluid, and the fluid was properly compressed for accurate measurement. This technique allows for the proportioned fluids to be provided to the spray gun(s) at high flow rates and consistent spray pressure without interruption.

First claim

Opening claim text (preview).

The invention claimed is: 1. A method for dispensing plural component materials having at least first and second parts to be mixed in a predetermined ratio, an apparatus having first and second reciprocating pumps connected to said first and second parts, each said pump having a displacement transducer, a valve controlling the direction of each said pump and a sensor for detecting the position of said valve to determine changeover, the method comprising the steps of: dispensing a…

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What does patent US9010367B2 cover?
The controller of the plural component proportioner ( 10 ) dispenses both components (or all three if a three component material) as necessary to maintain the correct mix ratio. The fluid displacement measuring technique described allows this proportioning to take place with the “A” or main component pump always able to supply fluid to the spray gun without being stopped. The “B” component, at …
Who is the assignee on this patent?
Mccormick Martin P, Mallum Richard T, Zinn Jeffrey G, and 1 more
What technology area does this patent fall under?
Primary CPC classification G05D11/132. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Apr 21 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).