JPH01103272A - 空圧式削岩機 - Google Patents

空圧式削岩機

Info

Publication number
JPH01103272A
JPH01103272A JP25731287A JP25731287A JPH01103272A JP H01103272 A JPH01103272 A JP H01103272A JP 25731287 A JP25731287 A JP 25731287A JP 25731287 A JP25731287 A JP 25731287A JP H01103272 A JPH01103272 A JP H01103272A
Authority
JP
Japan
Prior art keywords
piston
bit
air
accumulator
air pressure
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
JP25731287A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0426986B2 (enrdf_load_stackoverflow
Inventor
Hideo Kitagawa
北川　英雄
Shinji Inoue
伸二 井上
Junichi Miyagawa
宮川　淳一
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.)
Toa Corp
Original Assignee
Toa 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 Toa Corp filed Critical Toa Corp
Priority to JP25731287A priority Critical patent/JPH01103272A/ja
Publication of JPH01103272A publication Critical patent/JPH01103272A/ja
Publication of JPH0426986B2 publication Critical patent/JPH0426986B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Percussive Tools And Related Accessories (AREA)
JP25731287A 1987-10-14 1987-10-14 空圧式削岩機 Granted JPH01103272A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25731287A JPH01103272A (ja) 1987-10-14 1987-10-14 空圧式削岩機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25731287A JPH01103272A (ja) 1987-10-14 1987-10-14 空圧式削岩機

Publications (2)

Publication Number Publication Date
JPH01103272A true JPH01103272A (ja) 1989-04-20
JPH0426986B2 JPH0426986B2 (enrdf_load_stackoverflow) 1992-05-08

Family

ID=17304610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25731287A Granted JPH01103272A (ja) 1987-10-14 1987-10-14 空圧式削岩機

Country Status (1)

Country Link
JP (1) JPH01103272A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7252154B2 (en) 2002-05-08 2007-08-07 Sandvik Mining And Construction Oy Percussion device with a transmission element compressing an elastic energy storing material
JP2007227141A (ja) * 2006-02-23 2007-09-06 Mitsubishi Cable Ind Ltd 基板用コネクタの端子構造
JP2011125886A (ja) * 2009-12-16 2011-06-30 Toyota Motor Corp ノックアウト装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7252154B2 (en) 2002-05-08 2007-08-07 Sandvik Mining And Construction Oy Percussion device with a transmission element compressing an elastic energy storing material
US7441608B2 (en) 2002-05-08 2008-10-28 Sandvik Mining And Construction Oy Percussion device with a transmission element compressing an elastic energy storing material
JP2007227141A (ja) * 2006-02-23 2007-09-06 Mitsubishi Cable Ind Ltd 基板用コネクタの端子構造
JP2011125886A (ja) * 2009-12-16 2011-06-30 Toyota Motor Corp ノックアウト装置

Also Published As

Publication number Publication date
JPH0426986B2 (enrdf_load_stackoverflow) 1992-05-08

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