The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 23, 2012

Filed:

Aug. 16, 2009
Applicant:

Leon Han, San Jose, CA (US);

Inventor:

Leon Han, San Jose, CA (US);

Assignees:

ZhangJiaGang Chemflow Technology Co., Ltd., ZhangJiaGang, Jiangsu, CN;

Checmflow Systems, Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B67D 7/74 (2010.01);
U.S. Cl.
CPC ...
Abstract

Techniques for mixing liquids in a specific ratio at synchronized flows are disclosed. According to one aspect of the present invention a dispensing system comprises a plurality of tanks, each of the tanks includes an overflow outlet to limit a liquid therein to a certain measurement, and an array of volumetric outlets spaced apart and vertically arranged. The corresponding overflow outlet and the volumetric outlets of the tanks are located at the same height. The dispensing system further comprises a dispensing assembly including a manifold coupled to the volume outlets of the tanks via respective pipes, and further a flow-regulating device in at least one but not all of the pipes to control a flow of the liquid coming downwards from each of the tanks through one of the volumetric outlets thereof.


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