Title:
【発明の名称】節水用自動バルブ
Document Type and Number:
Japanese Patent JP2003534472
Kind Code:
A
Abstract:
The present invention relates to a water saving automatic valve which can remarkably reduce electricity consumption and can be operated for a long time by a battery. According to the invention, in a water saving automatic valve which is provided at water pipe and supplies or blocks water, there is provided with a water saving automatic valve comprising a housing (4) which is connected to the water pipe, a motor (14) which is provided at the housing (4), a battery (20) which is connected to the motor (14), screw shafts (8, 10) which are connected to the motor (14), a diaphragm (6) which is connected to the screw shafts (8, 10) at the middle of the water line (2) of the housing (4), a sensor (50) which is connected to the battery (20) and has a light emitter (50a) as well as a light receptor (50b), and wherein the sensor (50) is operated in pulse of predetermined period, and wherein the motor (14) is operated according to signal of the sensor (50) and the water line (2) is opened and closed according as the screw shafts (8, 10) are moved back and forth.
Inventors:
Jean, Kill-Young
Ju, Eun-Tech
Ju, Eun-Tech
Application Number:
JP2001586353A
Publication Date:
November 18, 2003
Filing Date:
May 24, 2001
Export Citation:
Assignee:
Jean, Kill-Young
Ju, Eun-Tech
Ju, Eun-Tech
International Classes:
E03C1/042; E03C1/05; E03D13/00; F16K7/12; F16K21/00; E03D5/10; F16K21/04; F16K31/04; (IPC1-7): E03C1/05; E03C1/042; E03D5/10; E03D13/00; F16K21/04
Attorney, Agent or Firm:
Toru Yui (2 outside)