JPS536901A - Automatic operation system in pump - Google Patents

Automatic operation system in pump

Info

Publication number
JPS536901A
JPS536901A JP8089276A JP8089276A JPS536901A JP S536901 A JPS536901 A JP S536901A JP 8089276 A JP8089276 A JP 8089276A JP 8089276 A JP8089276 A JP 8089276A JP S536901 A JPS536901 A JP S536901A
Authority
JP
Japan
Prior art keywords
pump
operation system
automatic operation
lartely
operate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8089276A
Other languages
Japanese (ja)
Inventor
Shigetomo Yoshihara
Kozo Tamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8089276A priority Critical patent/JPS536901A/en
Publication of JPS536901A publication Critical patent/JPS536901A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)

Abstract

PURPOSE: To provide a whirl pool chamber to a Venturi tube provided in the discharging passage of a pump for generating pressure difference lartely to operate a switch valve with low resistance by a simple system.
COPYRIGHT: (C)1978,JPO&Japio
JP8089276A 1976-07-09 1976-07-09 Automatic operation system in pump Pending JPS536901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8089276A JPS536901A (en) 1976-07-09 1976-07-09 Automatic operation system in pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8089276A JPS536901A (en) 1976-07-09 1976-07-09 Automatic operation system in pump

Publications (1)

Publication Number Publication Date
JPS536901A true JPS536901A (en) 1978-01-21

Family

ID=13731000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8089276A Pending JPS536901A (en) 1976-07-09 1976-07-09 Automatic operation system in pump

Country Status (1)

Country Link
JP (1) JPS536901A (en)

Similar Documents

Publication Publication Date Title
JPS536901A (en) Automatic operation system in pump
JPS5321376A (en) Self-acting intensifier
JPS51119537A (en) Water controller
JPS5330060A (en) Flow rate control valve for refrigerator
JPS523719A (en) Reinforced tube
JPS52138708A (en) Electrical well pump apparatus
JPS5251681A (en) Apparatus for trnsporting particles
JPS52138707A (en) Pump apparatus
JPS53144465A (en) Vortex tube
JPS51116404A (en) A solenoid-type plunger pump
JPS53143003A (en) Pump
JPS5251793A (en) Underground hydrant equipped with slidable tubular float
JPS521607A (en) Improvement of a tube pump
JPS5366002A (en) Automatic pump operation control device
JPS5253520A (en) Pressure water tank
JPS5249663A (en) Water supply device
JPS52138706A (en) Pump apparatus
JPS53104051A (en) Water mill and pump water mill
JPS51120403A (en) Pressure pulsation absorbing system
JPS5276705A (en) Water pump
JPS5247102A (en) Water supply flow amount controller
JPS51111779A (en) Illuminator
JPS5241902A (en) Pump-runner
JPS52129007A (en) Check valve of discharge port for liquid-filied type vacuum pump
JPS51123401A (en) Pressure reducing vapour generator