GB1538637A - Hydraulic drive mechanism for a percussion tool - Google Patents

Hydraulic drive mechanism for a percussion tool

Info

Publication number
GB1538637A
GB1538637A GB2915677A GB2915677A GB1538637A GB 1538637 A GB1538637 A GB 1538637A GB 2915677 A GB2915677 A GB 2915677A GB 2915677 A GB2915677 A GB 2915677A GB 1538637 A GB1538637 A GB 1538637A
Authority
GB
United Kingdom
Prior art keywords
drive mechanism
hydraulic drive
percussion tool
percussion
tool
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
GB2915677A
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.)
Salzgitter Maschinen AG
Original Assignee
Salzgitter Maschinen AG
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 Salzgitter Maschinen AG filed Critical Salzgitter Maschinen AG
Publication of GB1538637A publication Critical patent/GB1538637A/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
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
GB2915677A 1976-08-20 1977-07-12 Hydraulic drive mechanism for a percussion tool Expired GB1538637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762637515 DE2637515A1 (en) 1976-08-20 1976-08-20 HYDRAULIC DRIVING DEVICE FOR A DRIVING TOOL

Publications (1)

Publication Number Publication Date
GB1538637A true GB1538637A (en) 1979-01-24

Family

ID=5985928

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2915677A Expired GB1538637A (en) 1976-08-20 1977-07-12 Hydraulic drive mechanism for a percussion tool

Country Status (5)

Country Link
DE (1) DE2637515A1 (en)
FR (1) FR2361978A1 (en)
GB (1) GB1538637A (en)
PL (1) PL108372B1 (en)
SU (1) SU695578A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59162984U (en) * 1983-04-15 1984-10-31 日東技研株式会社 Pneumatic multi-needle peeling tool
DE8715784U1 (en) * 1987-11-28 1989-03-23 Salzgitter Maschinenbau Gmbh, 3320 Salzgitter, De

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH94169A (en) * 1920-10-13 1922-04-17 W H Dorman & Co Ltd Rock hole punch.
FR1518771A (en) * 1967-01-24 1968-03-29 Meudon Forges Atel Percussion tool operated by incompressible fluid
FR1536768A (en) * 1967-09-13 1968-08-16 Ingersoll Rand Co Punch
FR1578647A (en) * 1968-09-02 1969-08-14
US3995700A (en) * 1975-10-14 1976-12-07 Gardner-Denver Company Hydraulic rock drill system

Also Published As

Publication number Publication date
PL200364A1 (en) 1978-04-10
FR2361978A1 (en) 1978-03-17
PL108372B1 (en) 1980-04-30
DE2637515A1 (en) 1978-02-23
SU695578A3 (en) 1979-10-30
FR2361978B1 (en) 1983-01-28

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Legal Events

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