Title:
FORCE-FEED DEVICE FOR LIQUID
Document Type and Number:
Japanese Patent JP2001207972
Kind Code:
A
Abstract:
To provide a flow detector and a bubble removing solenoid valve, to open the bubble removing solenoid valve by detecting stop of liquid flow, and to remove air.
This force-feed device for the liquid comprises the flow detector 13 and the bubble removing solenoid valve 16 connected to a control circuit 17 between a discharge opening 12 and a chemicals feed pipe 10 of a reciprocating pump 2. When stop of the liquid flow is detected, the bubble removing solenoid valve 16 is opened by the control circuit 17 to remove bubble in the reciprocating pump.
Inventors:
OGAWA TADASHI
WAKANA MASAMI
WAKANA MASAMI
Application Number:
JP2000017049A
Publication Date:
August 03, 2001
Filing Date:
January 26, 2000
Export Citation:
Assignee:
SUIDO KIKO KK
International Classes:
B67D99/00; F04B15/00; F04B49/10; F04B53/06; (IPC1-7): F04B49/10; F04B15/00; F04B53/06
Attorney, Agent or Firm:
Soga Doteru (6 people outside)
Previous Patent: PASSAGE SWITCHING DEVICE, AIR PUMP THEREWITH AND WASTE WATER PURIFYING TANK
Next Patent: ROTARY TYPE FLUID MACHINE
Next Patent: ROTARY TYPE FLUID MACHINE