JPH067116Y2 - 地中管路破砕機 - Google Patents

地中管路破砕機

Info

Publication number
JPH067116Y2
JPH067116Y2 JP7445188U JP7445188U JPH067116Y2 JP H067116 Y2 JPH067116 Y2 JP H067116Y2 JP 7445188 U JP7445188 U JP 7445188U JP 7445188 U JP7445188 U JP 7445188U JP H067116 Y2 JPH067116 Y2 JP H067116Y2
Authority
JP
Japan
Prior art keywords
reaction force
wedge member
expansion
hydraulic cylinder
taper surface
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.)
Expired - Lifetime
Application number
JP7445188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01176193U (da
Inventor
茂 小山
数彦 西尾
久次 田口
一胤 狩野
正春 吉田
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.)
Kansai Electric Power Co Inc
Original Assignee
Kansai Electric Power Co Inc
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 Kansai Electric Power Co Inc filed Critical Kansai Electric Power Co Inc
Priority to JP7445188U priority Critical patent/JPH067116Y2/ja
Publication of JPH01176193U publication Critical patent/JPH01176193U/ja
Application granted granted Critical
Publication of JPH067116Y2 publication Critical patent/JPH067116Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP7445188U 1988-06-02 1988-06-02 地中管路破砕機 Expired - Lifetime JPH067116Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7445188U JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7445188U JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Publications (2)

Publication Number Publication Date
JPH01176193U JPH01176193U (da) 1989-12-15
JPH067116Y2 true JPH067116Y2 (ja) 1994-02-23

Family

ID=31299562

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7445188U Expired - Lifetime JPH067116Y2 (ja) 1988-06-02 1988-06-02 地中管路破砕機

Country Status (1)

Country Link
JP (1) JPH067116Y2 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4662812B2 (ja) * 2005-06-06 2011-03-30 積水化学工業株式会社 既設管の金属製継手の破砕装置

Also Published As

Publication number Publication date
JPH01176193U (da) 1989-12-15

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