JPH0239570Y2 - - Google Patents

Info

Publication number
JPH0239570Y2
JPH0239570Y2 JP1987058382U JP5838287U JPH0239570Y2 JP H0239570 Y2 JPH0239570 Y2 JP H0239570Y2 JP 1987058382 U JP1987058382 U JP 1987058382U JP 5838287 U JP5838287 U JP 5838287U JP H0239570 Y2 JPH0239570 Y2 JP H0239570Y2
Authority
JP
Japan
Prior art keywords
tube
crushed
sectional shape
internal pressure
cross
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
Application number
JP1987058382U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63164946U (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1987058382U priority Critical patent/JPH0239570Y2/ja
Publication of JPS63164946U publication Critical patent/JPS63164946U/ja
Application granted granted Critical
Publication of JPH0239570Y2 publication Critical patent/JPH0239570Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Working Measures On Existing Buildindgs (AREA)
  • Disintegrating Or Milling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP1987058382U 1987-04-17 1987-04-17 Expired JPH0239570Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987058382U JPH0239570Y2 (enrdf_load_stackoverflow) 1987-04-17 1987-04-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987058382U JPH0239570Y2 (enrdf_load_stackoverflow) 1987-04-17 1987-04-17

Publications (2)

Publication Number Publication Date
JPS63164946U JPS63164946U (enrdf_load_stackoverflow) 1988-10-27
JPH0239570Y2 true JPH0239570Y2 (enrdf_load_stackoverflow) 1990-10-23

Family

ID=30888903

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987058382U Expired JPH0239570Y2 (enrdf_load_stackoverflow) 1987-04-17 1987-04-17

Country Status (1)

Country Link
JP (1) JPH0239570Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2579199B2 (ja) * 1988-10-24 1997-02-05 株式会社フジタ 岩盤またはコンクリートの破砕方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2936817C2 (de) * 1979-09-12 1985-04-18 Daimler-Benz Ag, 7000 Stuttgart Schiebeführung

Also Published As

Publication number Publication date
JPS63164946U (enrdf_load_stackoverflow) 1988-10-27

Similar Documents

Publication Publication Date Title
CN101421491B (zh) 使固体材料破裂的装置以及制造该装置的软管元件的方法
US6772841B2 (en) Expandable float shoe and associated methods
US6343791B1 (en) Split mesh end ring
CN108049402B (zh) 预应力锚杆
JPH0239570Y2 (enrdf_load_stackoverflow)
CN113153398A (zh) 一种大变形预应力水力膨胀锚杆
JP2016121441A (ja) 補強鋼管及びそれを用いた掘削補助工法
JP2003254474A (ja) 鋼管の拡径接合継手構造
JPS6253680B2 (enrdf_load_stackoverflow)
JP3307724B2 (ja) 内圧が作用するシールドトンネルの覆工工法
CN207904919U (zh) 预应力锚杆
JP2956831B2 (ja) トンネル支保材のヒンジ構造及びエキスパンション構造
JP2579199B2 (ja) 岩盤またはコンクリートの破砕方法
JPS6241118Y2 (enrdf_load_stackoverflow)
JPH03500909A (ja) 一体構造物を分解させるための装置
JP4213566B2 (ja) ロックボルト加圧・膨張用シールヘッド
JPS6299596A (ja) 岩盤の破砕方法
JPH01182496A (ja) 岩盤またはコンクリートの破砕方法
RU2054544C1 (ru) Гидравлическое силовое устройство
JPH05195692A (ja) 前進、後退が可能なシールド機のテールシール構造
JPH0115754Y2 (enrdf_load_stackoverflow)
JPS6332959B2 (enrdf_load_stackoverflow)
RU2059763C1 (ru) Устройство ударного действия
JPS6331638B2 (enrdf_load_stackoverflow)
JPH07238764A (ja) 掘削工具