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 9615697 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 11, 2017

Filed:

Jan. 09, 2014
Applicants:

Xiamen Solex High-tech Industries Co., Ltd., Xiamen, Fujian, CN;

Huasong Zhou, Xiamen, Fujian, CN;

Inventors:

Yulin Wu, Xiamen, CN;

Mingfu Zhang, Xiamen, CN;

Bin Cao, Xiamen, CN;

Huasong Zhou, Xiamen, CN;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47K 3/28 (2006.01); B05B 1/16 (2006.01); B05B 1/18 (2006.01); E03C 1/04 (2006.01); F16K 11/07 (2006.01);
U.S. Cl.
CPC ...
A47K 3/288 (2013.01); B05B 1/169 (2013.01); B05B 1/1663 (2013.01); B05B 1/18 (2013.01); E03C 1/0408 (2013.01); F16K 11/07 (2013.01); Y10T 137/86582 (2015.04);
Abstract

A combined pilot valve mechanism and a shower system are applied with the combined pilot valve mechanism. By switching to close the control hole, the first water diversion hole or the second water diversion hole to control the pressures of the pressure cavity, the valve spool is driven to move to alternately close the first outlet or the second outlet, so that the inlet waterway is switched to connect to the first outlet waterway, the first water diversion hole or the second water diversion hole. As the shower system is applied with a combined pilot valve mechanism, which utilizes the control hole to switch the waterways, thus preventing the main pipe from great water pressure. The diameter of the control hole can be smaller, so that the water pressure of the button mechanism can be ignored, only friction and light elastic force of the spring exist.


Find Patent Forward Citations

Wu, Yulin. (2017). Combined pilot valve mechanism and a shower system applied with the combined pilot valve mechanism (U.S. Patent No. 9615697). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9615697

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