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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.

Patent No.:

US 10143339 B1

PDFFull Text
Date of Patent:
Dec. 04, 2018

Filed:

Apr. 06, 2017

Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems

Applicant:

Gojo Industries, Inc., Akron, OH (US);

Inventors:

Nick E. Ciavarella, Seven Hills, OH (US);

Dennis K. Jenkins, Akron, OH (US);

Aaron D. Marshall, Uniontown, OH (US);

Assignee:

GOJO Industries, Inc., Akron, OH (US);

Attorney:

Calfee, Halter & Griswold LLP

Primary Examiner:

Patrick M Buechner

Int. Cl.
CPC ...
A47K 5/16 (2006.01); A47K 5/14 (2006.01); B05B 7/00 (2006.01); B05B 7/04 (2006.01); F04B 43/02 (2006.01); F04B 45/04 (2006.01); F04B 53/10 (2006.01); A61K 31/045 (2006.01); B05B 7/24 (2006.01); F04B 13/02 (2006.01); F04B 19/06 (2006.01); F04B 23/02 (2006.01); F04B 23/06 (2006.01); F04B 43/04 (2006.01); F04B 45/047 (2006.01); F04B 49/06 (2006.01);
U.S. Cl.
CPC ...
A47K 5/14 (2013.01); A47K 5/16 (2013.01); A61K 31/045 (2013.01); B05B 7/0018 (2013.01); B05B 7/0062 (2013.01); B05B 7/0416 (2013.01); B05B 7/2402 (2013.01); F04B 13/02 (2013.01); F04B 19/06 (2013.01); F04B 23/02 (2013.01); F04B 23/06 (2013.01); F04B 43/02 (2013.01); F04B 43/025 (2013.01); F04B 43/026 (2013.01); F04B 43/04 (2013.01); F04B 45/04 (2013.01); F04B 45/043 (2013.01); F04B 45/047 (2013.01); F04B 49/06 (2013.01); F04B 53/10 (2013.01);
Abstract

An exemplary foam dispenser includes a housing, a drive motor and a foam pump operatively coupled to the drive motor. The foam pump is secured to the housing and the foam pump includes a housing and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump chamber, two or more air pump chambers; and an outlet valve. A mixing chamber is included and located downstream of the outlet valve for mixing foamable liquid from the liquid pump diaphragm with air from each of the two or more air pump chambers. In addition, a foam cartridge and an outlet for dispensing foam are also included.

Find Patent Forward Citations

Ciavarella, Nick. (2018). Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems (U.S. Patent No. 10143339). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10143339

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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