JPS53144118A - Doubleeacting sliding jack for excavation - Google Patents

Doubleeacting sliding jack for excavation

Info

Publication number
JPS53144118A
JPS53144118A JP5854577A JP5854577A JPS53144118A JP S53144118 A JPS53144118 A JP S53144118A JP 5854577 A JP5854577 A JP 5854577A JP 5854577 A JP5854577 A JP 5854577A JP S53144118 A JPS53144118 A JP S53144118A
Authority
JP
Japan
Prior art keywords
doubleeacting
excavation
sliding jack
jack
sliding
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
JP5854577A
Other languages
Japanese (ja)
Other versions
JPS578960B2 (en
Inventor
Youichi Seya
Minoru Seya
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 JP5854577A priority Critical patent/JPS53144118A/en
Publication of JPS53144118A publication Critical patent/JPS53144118A/en
Publication of JPS578960B2 publication Critical patent/JPS578960B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP5854577A 1977-05-20 1977-05-20 Doubleeacting sliding jack for excavation Granted JPS53144118A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5854577A JPS53144118A (en) 1977-05-20 1977-05-20 Doubleeacting sliding jack for excavation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5854577A JPS53144118A (en) 1977-05-20 1977-05-20 Doubleeacting sliding jack for excavation

Publications (2)

Publication Number Publication Date
JPS53144118A true JPS53144118A (en) 1978-12-15
JPS578960B2 JPS578960B2 (en) 1982-02-18

Family

ID=13087411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5854577A Granted JPS53144118A (en) 1977-05-20 1977-05-20 Doubleeacting sliding jack for excavation

Country Status (1)

Country Link
JP (1) JPS53144118A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60100494U (en) * 1983-12-16 1985-07-09 株式会社小松製作所 Propulsion device for underground pipes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030965U (en) * 1983-08-05 1985-03-02 三菱重工業株式会社 Refrigeration equipment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232360A (en) * 1963-11-04 1966-02-01 Mobile Drilling Co Inc Bore positioning method and apparatus
JPS5111405A (en) * 1974-07-19 1976-01-29 Funai Electric Co TEEPURE KOODA

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232360A (en) * 1963-11-04 1966-02-01 Mobile Drilling Co Inc Bore positioning method and apparatus
JPS5111405A (en) * 1974-07-19 1976-01-29 Funai Electric Co TEEPURE KOODA

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60100494U (en) * 1983-12-16 1985-07-09 株式会社小松製作所 Propulsion device for underground pipes
JPH0220310Y2 (en) * 1983-12-16 1990-06-04

Also Published As

Publication number Publication date
JPS578960B2 (en) 1982-02-18

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