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.:
Date of Patent:
Jul. 24, 2018
Filed:
Sep. 07, 2016
Xiamen Lota International Co., Ltd., Xiamen, CN;
XIAMEN LOTA INTERNATIONAL CO., LTD., Xiamen, Fujian, CN;
Abstract
A pressure balance valve of an internal retention structure includes a control head, a valve housing, a balance valve assembly, and a valve seat assembly. The balance valve assembly includes a balance valve body, a piston, and sealing elements. The valve seat assembly includes a valve seat, two water stop sleeves, and a plug cap. The valve seat is integrally formed with a valve core chamber receiving therein balance valve assembly and closed by the plug cap. The valve seat assembly forms sealed and movable engagement with the control head by means of the water stop sleeves. Positioning between the valve core the valve seat and the valve housing can be made more accurate and more reliable and sealing performance of the valve core is improved.