JPS57137794A - Expansion joint - Google Patents

Expansion joint

Info

Publication number
JPS57137794A
JPS57137794A JP56020054A JP2005481A JPS57137794A JP S57137794 A JPS57137794 A JP S57137794A JP 56020054 A JP56020054 A JP 56020054A JP 2005481 A JP2005481 A JP 2005481A JP S57137794 A JPS57137794 A JP S57137794A
Authority
JP
Japan
Prior art keywords
expansion joint
expansion
joint
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
JP56020054A
Other languages
Japanese (ja)
Inventor
Jiyunji Akita
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 JP56020054A priority Critical patent/JPS57137794A/en
Publication of JPS57137794A publication Critical patent/JPS57137794A/en
Pending legal-status Critical Current

Links

Landscapes

  • Joints Allowing Movement (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
JP56020054A 1981-02-16 1981-02-16 Expansion joint Pending JPS57137794A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56020054A JPS57137794A (en) 1981-02-16 1981-02-16 Expansion joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56020054A JPS57137794A (en) 1981-02-16 1981-02-16 Expansion joint

Publications (1)

Publication Number Publication Date
JPS57137794A true JPS57137794A (en) 1982-08-25

Family

ID=12016350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56020054A Pending JPS57137794A (en) 1981-02-16 1981-02-16 Expansion joint

Country Status (1)

Country Link
JP (1) JPS57137794A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101018885B1 (en) 2010-10-29 2011-03-04 협성개발(주) Apparatus for maintaining inside of common duct

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101018885B1 (en) 2010-10-29 2011-03-04 협성개발(주) Apparatus for maintaining inside of common duct

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