JPS5472518A - Mechanism of controlling revolution in automatic plug closing device - Google Patents

Mechanism of controlling revolution in automatic plug closing device

Info

Publication number
JPS5472518A
JPS5472518A JP13925277A JP13925277A JPS5472518A JP S5472518 A JPS5472518 A JP S5472518A JP 13925277 A JP13925277 A JP 13925277A JP 13925277 A JP13925277 A JP 13925277A JP S5472518 A JPS5472518 A JP S5472518A
Authority
JP
Japan
Prior art keywords
closing device
automatic plug
plug closing
controlling revolution
revolution
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
JP13925277A
Other languages
Japanese (ja)
Inventor
Yuuji Miyashita
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP13925277A priority Critical patent/JPS5472518A/en
Publication of JPS5472518A publication Critical patent/JPS5472518A/en
Pending legal-status Critical Current

Links

Landscapes

  • Pipeline Systems (AREA)
JP13925277A 1977-11-19 1977-11-19 Mechanism of controlling revolution in automatic plug closing device Pending JPS5472518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13925277A JPS5472518A (en) 1977-11-19 1977-11-19 Mechanism of controlling revolution in automatic plug closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13925277A JPS5472518A (en) 1977-11-19 1977-11-19 Mechanism of controlling revolution in automatic plug closing device

Publications (1)

Publication Number Publication Date
JPS5472518A true JPS5472518A (en) 1979-06-11

Family

ID=15240975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13925277A Pending JPS5472518A (en) 1977-11-19 1977-11-19 Mechanism of controlling revolution in automatic plug closing device

Country Status (1)

Country Link
JP (1) JPS5472518A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170130555A (en) 2015-05-08 2017-11-28 제이에프이 스틸 가부시키가이샤 Evaluation method of forming shear edge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170130555A (en) 2015-05-08 2017-11-28 제이에프이 스틸 가부시키가이샤 Evaluation method of forming shear edge

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