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Patent Searching and Data


Title:
MOUNTING STRUCTURE OF DRAIN CONTROL VALVE FOR TOILET WATER TANK
Document Type and Number:
Japanese Patent JP2010048009
Kind Code:
A
Abstract:

To provide a mounting structure simplifying replacement work of a drain control valve for draining water stored in a water tank in a flush toilet and stopping drain operation after draining to start storing water again, from a conventional drain control valve to an improved drain control valve while utilizing an existing drain pipe as it is.

The mounting structure is provided for fixing a valve element support mechanism of the drain control valve for the toilet water tank detachably to the drain pipe, wherein the drain control valve has a hollow valve element capable of opening/closing a drain port of the drain pipe opened into the toilet water tank, through an annular collar part; the valve element support mechanism for supporting the valve element turnably in a direction to open/close the drain port; an exhaust hole provided between the collar part and a bottom part of the valve element to exhaust air from a hollow part of the valve element; and a water filling hole provided at the bottom part of the valve element to fill water into the hollow part of the valve element. The mounting structure includes a fitting means onto the outer peripheral surface of the drain pipe, and the fitting means is connected to the valve element support mechanism and expansible/contractible in the radial direction of the drain port.


Inventors:
ARAKAWA TATSUO
KON KATSUO
Application Number:
JP2008214007A
Publication Date:
March 04, 2010
Filing Date:
August 22, 2008
Export Citation:
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Assignee:
VICTORY KK
ARAKAWA KINZOKU KK
International Classes:
E03D1/35
Attorney, Agent or Firm:
Toshimitsu Ban
Koichi Hosoda