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:
Sep. 06, 2016
Filed:
Nov. 02, 2011
Applicants:
Huaqiang Zhou, Xiamen, CN;
Yaojin Guo, Xiamen, CN;
Inventors:
Huaqiang Zhou, Xiamen, CN;
Yaojin Guo, Xiamen, CN;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
E03C 1/08 (2006.01); E03C 1/084 (2006.01); E03C 1/086 (2006.01); F16K 17/22 (2006.01); F16K 17/28 (2006.01); F16K 17/34 (2006.01); G05D 7/01 (2006.01); E03C 1/02 (2006.01);
U.S. Cl.
CPC ...
E03C 1/086 (2013.01); E03C 1/08 (2013.01); F16K 17/22 (2013.01); F16K 17/28 (2013.01); G05D 7/012 (2013.01); E03C 2001/026 (2013.01);
Abstract
Pressure compensators for stabilizing the flow of water are disclosed including at least one flow orifice () passing through a pressure compensator body () and at least one flexible flow controller () which can at least partially block the orifice () to provide it with a predetermined flow area whereby the flow controller flexes and reduces the flow area at increased water pressures. Flow controllers are also disclosed for controlling the flow of water including a revolving body () for selectively opening and closing a number of flow openings () therethrough.