GB2188270B - Hammer drill for percussion drilling - Google Patents

Hammer drill for percussion drilling

Info

Publication number: GB2188270B
Authority: GB; United Kingdom
Prior art keywords: hammer drill; percussion drilling; percussion; drilling; hammer
Prior art date: 1986-03-25
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

GB8705877A

Other versions

GB2188270A (en

GB8705877D0 (en

Inventor

Peter Stephan

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.)

1986-03-25

Filing date

1987-03-12

Publication date

1989-11-29

1987-03-12 Application filed by Bergwerksverband GmbH filed Critical Bergwerksverband GmbH

1987-04-15 Publication of GB8705877D0 publication Critical patent/GB8705877D0/en

1987-09-30 Publication of GB2188270A publication Critical patent/GB2188270A/en

1989-11-29 Application granted granted Critical

1989-11-29 Publication of GB2188270B publication Critical patent/GB2188270B/en

Status Expired legal-status Critical Current

Links

238000005553 drilling Methods 0.000 title 1
238000009527 percussion Methods 0.000 title 1

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 GB8705877D0 (en)	1987-04-15
GB2188270A GB2188270A (en)	1987-09-30
GB2188270B true 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

1986
- 1986-03-25 DE DE19863610014 patent/DE3610014C1/en not_active Expired
1987
- 1987-03-12 GB GB8705877A patent/GB2188270B/en not_active Expired

Also Published As

Publication number	Publication date
GB2188270A (en)	1987-09-30
DE3610014C1 (en)	1987-01-15
GB8705877D0 (en)	1987-04-15

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Legal Events

Date	Code	Title	Description
1991-11-06	PCNP	Patent ceased through non-payment of renewal fee