JPS53148701A - Pumping protective system - Google Patents

Pumping protective system

Info

Publication number
JPS53148701A
JPS53148701A JP6435977A JP6435977A JPS53148701A JP S53148701 A JPS53148701 A JP S53148701A JP 6435977 A JP6435977 A JP 6435977A JP 6435977 A JP6435977 A JP 6435977A JP S53148701 A JPS53148701 A JP S53148701A
Authority
JP
Japan
Prior art keywords
motion
protective system
pumping
pumping protective
engenderment
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
JP6435977A
Other languages
Japanese (ja)
Inventor
Hideo Murakami
Ikuo Fujito
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Priority to JP6435977A priority Critical patent/JPS53148701A/en
Publication of JPS53148701A publication Critical patent/JPS53148701A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)

Abstract

PURPOSE: Detection of magnitude of electric current on the load of a motor facilitates protection in such a way that unitary apparatus detects motion without feeding water, cut-off motion or engenderment of cavitation of before bringing a pump in motion to a stop.
COPYRIGHT: (C)1978,JPO&Japio
JP6435977A 1977-05-31 1977-05-31 Pumping protective system Pending JPS53148701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6435977A JPS53148701A (en) 1977-05-31 1977-05-31 Pumping protective system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6435977A JPS53148701A (en) 1977-05-31 1977-05-31 Pumping protective system

Publications (1)

Publication Number Publication Date
JPS53148701A true JPS53148701A (en) 1978-12-25

Family

ID=13255973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6435977A Pending JPS53148701A (en) 1977-05-31 1977-05-31 Pumping protective system

Country Status (1)

Country Link
JP (1) JPS53148701A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58102789U (en) * 1981-12-30 1983-07-13 日産車体株式会社 Vehicle wash pump protection device
JPS6189988A (en) * 1984-10-09 1986-05-08 Nippon Sogo Meintenansu:Kk Protective control circuit for storage pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838503A (en) * 1971-09-20 1973-06-06
JPS4887401A (en) * 1972-02-21 1973-11-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838503A (en) * 1971-09-20 1973-06-06
JPS4887401A (en) * 1972-02-21 1973-11-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58102789U (en) * 1981-12-30 1983-07-13 日産車体株式会社 Vehicle wash pump protection device
JPS6189988A (en) * 1984-10-09 1986-05-08 Nippon Sogo Meintenansu:Kk Protective control circuit for storage pump

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