GB8705877D0 - Hammer drill - Google Patents

Hammer drill

Info

Publication number
GB8705877D0
GB8705877D0 GB878705877A GB8705877A GB8705877D0 GB 8705877 D0 GB8705877 D0 GB 8705877D0 GB 878705877 A GB878705877 A GB 878705877A GB 8705877 A GB8705877 A GB 8705877A GB 8705877 D0 GB8705877 D0 GB 8705877D0
Authority
GB
United Kingdom
Prior art keywords
hammer drill
hammer
drill
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
GB878705877A
Other versions
GB2188270A (en
GB2188270B (en
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.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Publication of GB8705877D0 publication Critical patent/GB8705877D0/en
Publication of GB2188270A publication Critical patent/GB2188270A/en
Application granted granted Critical
Publication of GB2188270B publication Critical patent/GB2188270B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/125—Hydraulic tool components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
GB8705877A 1986-03-25 1987-03-12 Hammer drill for percussion drilling Expired GB2188270B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863610014 DE3610014C1 (en) 1986-03-25 1986-03-25 Hammer drill for impact drilling

Publications (3)

Publication Number Publication Date
GB8705877D0 true GB8705877D0 (en) 1987-04-15
GB2188270A GB2188270A (en) 1987-09-30
GB2188270B GB2188270B (en) 1989-11-29

Family

ID=6297216

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8705877A Expired GB2188270B (en) 1986-03-25 1987-03-12 Hammer drill for percussion drilling

Country Status (2)

Country Link
DE (1) DE3610014C1 (en)
GB (1) GB2188270B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19832946A1 (en) * 1998-07-22 2000-01-27 Hilti Ag Hand drill with air-powered hammer mechanism
CN104088584B (en) * 2014-07-29 2016-04-27 江苏中矿立兴能源科技有限公司 A kind of intelligent pneumatic power top jumbolter that automatically can regulate thrust force
CN106223834B (en) * 2016-09-18 2018-09-25 马鞍山金安环境科技有限公司 A kind of hydraulic quarrying machine with automatic continuous heat sinking function

Also Published As

Publication number Publication date
DE3610014C1 (en) 1987-01-15
GB2188270A (en) 1987-09-30
GB2188270B (en) 1989-11-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee