JPS521284A - Stroke length protection device - Google Patents

Stroke length protection device

Info

Publication number
JPS521284A
JPS521284A JP7573075A JP7573075A JPS521284A JP S521284 A JPS521284 A JP S521284A JP 7573075 A JP7573075 A JP 7573075A JP 7573075 A JP7573075 A JP 7573075A JP S521284 A JPS521284 A JP S521284A
Authority
JP
Japan
Prior art keywords
stroke length
protection device
length protection
stroke
maintains
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.)
Granted
Application number
JP7573075A
Other languages
English (en)
Other versions
JPS6044522B2 (ja
Inventor
Shinichi Sugino
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 JP7573075A priority Critical patent/JPS6044522B2/ja
Publication of JPS521284A publication Critical patent/JPS521284A/ja
Publication of JPS6044522B2 publication Critical patent/JPS6044522B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Actuator (AREA)
JP7573075A 1975-06-23 1975-06-23 ピストン機構におけるストロ−ク長さを一定にする装置 Expired JPS6044522B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7573075A JPS6044522B2 (ja) 1975-06-23 1975-06-23 ピストン機構におけるストロ−ク長さを一定にする装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7573075A JPS6044522B2 (ja) 1975-06-23 1975-06-23 ピストン機構におけるストロ−ク長さを一定にする装置

Publications (2)

Publication Number Publication Date
JPS521284A true JPS521284A (en) 1977-01-07
JPS6044522B2 JPS6044522B2 (ja) 1985-10-04

Family

ID=13584668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7573075A Expired JPS6044522B2 (ja) 1975-06-23 1975-06-23 ピストン機構におけるストロ−ク長さを一定にする装置

Country Status (1)

Country Link
JP (1) JPS6044522B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671353A (en) * 1986-01-06 1987-06-09 Halliburton Company Apparatus for releasing a cementing plug
US5095808A (en) * 1990-04-30 1992-03-17 Halliburton Company Sequential remote control plug release system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671353A (en) * 1986-01-06 1987-06-09 Halliburton Company Apparatus for releasing a cementing plug
US5095808A (en) * 1990-04-30 1992-03-17 Halliburton Company Sequential remote control plug release system

Also Published As

Publication number Publication date
JPS6044522B2 (ja) 1985-10-04

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