Title:
WATER SUPPLY EQUIPMENT
Document Type and Number:
Japanese Patent JPH0712082
Kind Code:
A
Abstract:
PURPOSE: To prevent generation of a microorganism by making a stain hard to be stuck in water supply equipment.
CONSTITUTION: In water supply equipment 1, the equipment is formed into a structure where a cylindrical funnel 14 is arranged in a water receiving part 4 so as to supply water to a feed water pump 3 by sucking up the water in the water receiving part 4 and a height H of this water receiving part 4 is made higher than a height (h) of the cylindrical funnel 14, and is formed in a structure where a screw hole is formed in the center of an impeller 8 of the feed water pump 3 and a lead screw screw-fitted to the screw hole is formed on a rotary shaft 22 of the impeller 8 and the impeller 8 is moved vertically in a vortex chamber 31.
Inventors:
MATSUMOTO KATSUMI
SASAKI HIDEO
YOSHIKAWA SHINICHI
KOMATSU FUMITO
SASAKI HIDEO
YOSHIKAWA SHINICHI
KOMATSU FUMITO
Application Number:
JP17587293A
Publication Date:
January 17, 1995
Filing Date:
June 24, 1993
Export Citation:
Assignee:
SANKYO SEIKI SEISAKUSHO KK
International Classes:
F04D13/00; (IPC1-7): F04D13/00
Attorney, Agent or Firm:
Kunio Nakagawa
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