GB1237892A - - Google Patents

Info

Publication number
GB1237892A
GB1237892A GB1237892DA GB1237892A GB 1237892 A GB1237892 A GB 1237892A GB 1237892D A GB1237892D A GB 1237892DA GB 1237892 A GB1237892 A GB 1237892A
Authority
GB
United Kingdom
Prior art keywords
piston
cylinder
exit
chamber
tool holder
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
Other languages
English (en)
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
Publication of GB1237892A publication Critical patent/GB1237892A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/06—Means for driving the impulse member
    • B25D9/08—Means for driving the impulse member comprising a built-in air compressor, i.e. the tool being driven by air pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
GB1237892D 1968-06-17 1968-06-17 Expired GB1237892A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2873468 1968-06-17

Publications (1)

Publication Number Publication Date
GB1237892A true GB1237892A (es) 1971-06-30

Family

ID=10280253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1237892D Expired GB1237892A (es) 1968-06-17 1968-06-17

Country Status (1)

Country Link
GB (1) GB1237892A (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102962818A (zh) * 2012-11-29 2013-03-13 张古权 电动机械锤
CN109322234A (zh) * 2018-10-22 2019-02-12 广州鹏兴科技有限公司 一种基于省力角度道路施工路面开槽装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102962818A (zh) * 2012-11-29 2013-03-13 张古权 电动机械锤
CN109322234A (zh) * 2018-10-22 2019-02-12 广州鹏兴科技有限公司 一种基于省力角度道路施工路面开槽装置

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees