JPS63144179U - - Google Patents

Info

Publication number
JPS63144179U
JPS63144179U JP3678387U JP3678387U JPS63144179U JP S63144179 U JPS63144179 U JP S63144179U JP 3678387 U JP3678387 U JP 3678387U JP 3678387 U JP3678387 U JP 3678387U JP S63144179 U JPS63144179 U JP S63144179U
Authority
JP
Japan
Prior art keywords
passage
piston
switching
switching member
cylinder
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.)
Pending
Application number
JP3678387U
Other languages
English (en)
Japanese (ja)
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 JP3678387U priority Critical patent/JPS63144179U/ja
Publication of JPS63144179U publication Critical patent/JPS63144179U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
JP3678387U 1987-03-12 1987-03-12 Pending JPS63144179U (US07847105-20101207-C00016.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3678387U JPS63144179U (US07847105-20101207-C00016.png) 1987-03-12 1987-03-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3678387U JPS63144179U (US07847105-20101207-C00016.png) 1987-03-12 1987-03-12

Publications (1)

Publication Number Publication Date
JPS63144179U true JPS63144179U (US07847105-20101207-C00016.png) 1988-09-22

Family

ID=30847511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3678387U Pending JPS63144179U (US07847105-20101207-C00016.png) 1987-03-12 1987-03-12

Country Status (1)

Country Link
JP (1) JPS63144179U (US07847105-20101207-C00016.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005533665A (ja) * 2002-07-24 2005-11-10 バントリー リミテッド ソニックドリル

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005533665A (ja) * 2002-07-24 2005-11-10 バントリー リミテッド ソニックドリル
JP4647999B2 (ja) * 2002-07-24 2011-03-09 バントリー リミテッド ドリルストリングに加えるための正弦圧力波を発生させる装置

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