JPH0742618Y2 - 貫通形打撃ハンマ装置 - Google Patents

貫通形打撃ハンマ装置

Info

Publication number
JPH0742618Y2
JPH0742618Y2 JP1989089112U JP8911289U JPH0742618Y2 JP H0742618 Y2 JPH0742618 Y2 JP H0742618Y2 JP 1989089112 U JP1989089112 U JP 1989089112U JP 8911289 U JP8911289 U JP 8911289U JP H0742618 Y2 JPH0742618 Y2 JP H0742618Y2
Authority
JP
Japan
Prior art keywords
rod
striking
piston
hammer
cylindrical piston
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
JP1989089112U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0329593U (cg-RX-API-DMAC7.html
Inventor
裕 八戸
幸信 山本
茂雄 桜木
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.)
Obayashi Corp
Original Assignee
Obayashi Corp
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 Obayashi Corp filed Critical Obayashi Corp
Priority to JP1989089112U priority Critical patent/JPH0742618Y2/ja
Publication of JPH0329593U publication Critical patent/JPH0329593U/ja
Application granted granted Critical
Publication of JPH0742618Y2 publication Critical patent/JPH0742618Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP1989089112U 1989-07-31 1989-07-31 貫通形打撃ハンマ装置 Expired - Lifetime JPH0742618Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989089112U JPH0742618Y2 (ja) 1989-07-31 1989-07-31 貫通形打撃ハンマ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989089112U JPH0742618Y2 (ja) 1989-07-31 1989-07-31 貫通形打撃ハンマ装置

Publications (2)

Publication Number Publication Date
JPH0329593U JPH0329593U (cg-RX-API-DMAC7.html) 1991-03-25
JPH0742618Y2 true JPH0742618Y2 (ja) 1995-10-04

Family

ID=31638707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989089112U Expired - Lifetime JPH0742618Y2 (ja) 1989-07-31 1989-07-31 貫通形打撃ハンマ装置

Country Status (1)

Country Link
JP (1) JPH0742618Y2 (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018778B (zh) * 2014-04-30 2016-07-06 罗亮光 无油雾、节能、低耗气腿式凿岩机

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131526A (ja) * 1984-07-25 1986-02-14 Koji Omomo 棒状体の貫入装置

Also Published As

Publication number Publication date
JPH0329593U (cg-RX-API-DMAC7.html) 1991-03-25

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term