Niagra Energy Conservation Products (Xiamen) Co., Ltd.

China

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E03C 1/02 - Plumbing installations for fresh water 1
E03C 1/08 - Jet regulators, e.g. anti-splash devices 1
E03C 1/084 - Jet regulators with aerating means 1
E03C 1/086 - Jet regulators or jet guides, easily mountable on the outlet of taps 1
F16K 17/22 - Excess-flow valves actuated by the difference of pressure between two places in the flow line 1
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1.

Showerhead or aerator containing pressure compensation device

      
Application Number 13882830
Grant Number 09435108
Status In Force
Filing Date 2011-11-02
First Publication Date 2014-05-08
Grant Date 2016-09-06
Owner Niagra Energy Conservation Products (Xiamen) Co., Ltd. (China)
Inventor
  • Zhou, Huaqiang
  • Guo, Yaojin

Abstract

Pressure compensators for stabilizing the flow of water are disclosed including at least one flow orifice (10) passing through a pressure compensator body (1) and at least one flexible flow controller (2) which can at least partially block the orifice (10) 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 (5) for selectively opening and closing a number of flow openings (17) therethrough.

IPC Classes  ?

  • E03C 1/08 - Jet regulators, e.g. anti-splash devices
  • E03C 1/084 - Jet regulators with aerating means
  • E03C 1/086 - Jet regulators or jet guides, easily mountable on the outlet of taps
  • F16K 17/22 - Excess-flow valves actuated by the difference of pressure between two places in the flow line
  • F16K 17/28 - Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
  • F16K 17/34 - Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism
  • G05D 7/01 - Control of flow without auxiliary power
  • E03C 1/02 - Plumbing installations for fresh water