JPH01164385U - - Google Patents

Info

Publication number
JPH01164385U
JPH01164385U JP6100388U JP6100388U JPH01164385U JP H01164385 U JPH01164385 U JP H01164385U JP 6100388 U JP6100388 U JP 6100388U JP 6100388 U JP6100388 U JP 6100388U JP H01164385 U JPH01164385 U JP H01164385U
Authority
JP
Japan
Prior art keywords
air hammer
rotor
air
excavation
check valve
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
JP6100388U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0512389Y2 (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 JP1988061003U priority Critical patent/JPH0512389Y2/ja
Publication of JPH01164385U publication Critical patent/JPH01164385U/ja
Application granted granted Critical
Publication of JPH0512389Y2 publication Critical patent/JPH0512389Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1988061003U 1988-05-09 1988-05-09 Expired - Lifetime JPH0512389Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988061003U JPH0512389Y2 (enrdf_load_stackoverflow) 1988-05-09 1988-05-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988061003U JPH0512389Y2 (enrdf_load_stackoverflow) 1988-05-09 1988-05-09

Publications (2)

Publication Number Publication Date
JPH01164385U true JPH01164385U (enrdf_load_stackoverflow) 1989-11-16
JPH0512389Y2 JPH0512389Y2 (enrdf_load_stackoverflow) 1993-03-30

Family

ID=31286693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988061003U Expired - Lifetime JPH0512389Y2 (enrdf_load_stackoverflow) 1988-05-09 1988-05-09

Country Status (1)

Country Link
JP (1) JPH0512389Y2 (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5156101A (enrdf_load_stackoverflow) * 1974-11-13 1976-05-17 Mitsubishi Electric Corp
JPS5156702A (enrdf_load_stackoverflow) * 1974-09-20 1976-05-18 Reed Tool Co

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5156702A (enrdf_load_stackoverflow) * 1974-09-20 1976-05-18 Reed Tool Co
JPS5156101A (enrdf_load_stackoverflow) * 1974-11-13 1976-05-17 Mitsubishi Electric Corp

Also Published As

Publication number Publication date
JPH0512389Y2 (enrdf_load_stackoverflow) 1993-03-30

Similar Documents

Publication Publication Date Title
BR0316278A (pt) Método para perfurar um furo de sondagem, sistema adequado para perfurar de maneira direcional um furo de sondagem, conjunto de fundo de furo, e, motor de suspensão
CA2309674A1 (en) Soil consolidation apparatus, tool and method
JPH01164385U (enrdf_load_stackoverflow)
JPS60181434U (ja) 基礎杭
GB1434446A (en) Process for preparing pile foundations using precast concrete piles and a precast concrete pile for use in the process
JP2815084B2 (ja) バケット自己昇降式掘削装置
CN2298338Y (zh) 粘土层大管棚施工用的钻具
JPS62200786U (enrdf_load_stackoverflow)
JPH02296989A (ja) 掘削用ビット装置及び掘削方法
RU1789640C (ru) Устройство дл бурени разветвленных стволов скважин
JPS6285592U (enrdf_load_stackoverflow)
JPS6315421Y2 (enrdf_load_stackoverflow)
JPH0211889U (enrdf_load_stackoverflow)
JPH0362190U (enrdf_load_stackoverflow)
JPH0321903Y2 (enrdf_load_stackoverflow)
JP2002061179A (ja) 掘削ロッド入り開端翼つき中空杭セットおよびその埋設方法
JPS6322224Y2 (enrdf_load_stackoverflow)
JPS62200785U (enrdf_load_stackoverflow)
JPS62172793U (enrdf_load_stackoverflow)
JPH0234255Y2 (enrdf_load_stackoverflow)
JPH0312926U (enrdf_load_stackoverflow)
JPH044988U (enrdf_load_stackoverflow)
JPS63141284U (enrdf_load_stackoverflow)
JPS6176895U (enrdf_load_stackoverflow)
JPS5845359Y2 (ja) ケ−シングオ−ガ−の削孔部