JPS5980594U - 管推進装置 - Google Patents

管推進装置

Info

Publication number
JPS5980594U
JPS5980594U JP17554682U JP17554682U JPS5980594U JP S5980594 U JPS5980594 U JP S5980594U JP 17554682 U JP17554682 U JP 17554682U JP 17554682 U JP17554682 U JP 17554682U JP S5980594 U JPS5980594 U JP S5980594U
Authority
JP
Japan
Prior art keywords
jack
cylinders
shaft
jacks
propulsion device
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
JP17554682U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0137038Y2 (enrdf_load_stackoverflow
Inventor
明坂　登始夫
Original Assignee
株式会社イセキ開発工機
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 株式会社イセキ開発工機 filed Critical 株式会社イセキ開発工機
Priority to JP17554682U priority Critical patent/JPS5980594U/ja
Publication of JPS5980594U publication Critical patent/JPS5980594U/ja
Application granted granted Critical
Publication of JPH0137038Y2 publication Critical patent/JPH0137038Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP17554682U 1982-11-22 1982-11-22 管推進装置 Granted JPS5980594U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17554682U JPS5980594U (ja) 1982-11-22 1982-11-22 管推進装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17554682U JPS5980594U (ja) 1982-11-22 1982-11-22 管推進装置

Publications (2)

Publication Number Publication Date
JPS5980594U true JPS5980594U (ja) 1984-05-31
JPH0137038Y2 JPH0137038Y2 (enrdf_load_stackoverflow) 1989-11-09

Family

ID=30381894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17554682U Granted JPS5980594U (ja) 1982-11-22 1982-11-22 管推進装置

Country Status (1)

Country Link
JP (1) JPS5980594U (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4970412A (enrdf_load_stackoverflow) * 1972-11-11 1974-07-08
JPS5621086U (enrdf_load_stackoverflow) * 1979-07-24 1981-02-24
JPS5733035U (enrdf_load_stackoverflow) * 1980-08-04 1982-02-20

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4970412A (enrdf_load_stackoverflow) * 1972-11-11 1974-07-08
JPS5621086U (enrdf_load_stackoverflow) * 1979-07-24 1981-02-24
JPS5733035U (enrdf_load_stackoverflow) * 1980-08-04 1982-02-20

Also Published As

Publication number Publication date
JPH0137038Y2 (enrdf_load_stackoverflow) 1989-11-09

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