BE791962A - Marteau frappeur ou marteau perforateur a percussion - Google Patents

Marteau frappeur ou marteau perforateur a percussion

Info

Publication number: BE791962A
Authority: BE; Belgium
Prior art keywords: hammer; punching; percussion; percussion hammer; punching hammer
Prior art date: 1971-12-17

Application number

Other languages

English (en)

French (fr)

Original Assignee

Meyer Albert

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.)

1971-12-17

Publication date

1973-03-16

1973-03-16 Publication of BE791962A publication Critical patent/BE791962A/xx

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
- B25D9/06—Means for driving the impulse member
- B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
- 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
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
- E21B1/36—Tool-carrier piston type, i.e. in which the tool is connected to an impulse member

Landscapes

Engineering & Computer Science (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Mining & Mineral Resources (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Earth Drilling (AREA)
Percussive Tools And Related Accessories (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)

BE791962D 1971-12-17 Marteau frappeur ou marteau perforateur a percussion BE791962A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1841371A CH540425A (de)	1971-12-17	1971-12-17	Schlag- oder Schlagbohrhammer

Publications (1)

Publication Number	Publication Date
BE791962A true BE791962A (fr)	1973-03-16

Family

ID=4432819

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE791962D BE791962A (fr)	1971-12-17		Marteau frappeur ou marteau perforateur a percussion

Country Status (10)

Country	Link
JP (1)	JPS4867101A (de)
AU (1)	AU5015672A (de)
BE (1)	BE791962A (de)
CH (1)	CH540425A (de)
DE (1)	DE2253273A1 (de)
ES (1)	ES410229A1 (de)
FR (1)	FR2165470A5 (de)
IT (1)	IT971733B (de)
NL (1)	NL7215685A (de)
ZA (1)	ZA728781B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3995700A (en) *	1975-10-14	1976-12-07	Gardner-Denver Company	Hydraulic rock drill system
JPS5910237Y2 (ja) *	1976-06-07	1984-03-30	古河鉱業株式会社	坑内用大形さく岩機

0
- BE BE791962D patent/BE791962A/xx unknown
1971
- 1971-12-17 CH CH1841371A patent/CH540425A/de not_active IP Right Cessation
1972
- 1972-09-30 JP JP47098584A patent/JPS4867101A/ja active Pending
- 1972-10-31 DE DE2253273A patent/DE2253273A1/de active Pending
- 1972-11-20 NL NL7215685A patent/NL7215685A/xx unknown
- 1972-12-11 FR FR7244033A patent/FR2165470A5/fr not_active Expired
- 1972-12-12 IT IT32750/72A patent/IT971733B/it active
- 1972-12-12 ZA ZA728781A patent/ZA728781B/xx unknown
- 1972-12-15 AU AU50156/72A patent/AU5015672A/en not_active Expired
- 1972-12-16 ES ES410229A patent/ES410229A1/es not_active Expired

Also Published As

Publication number	Publication date
JPS4867101A (de)	1973-09-13
NL7215685A (de)	1973-06-19
DE2253273A1 (de)	1973-06-28
CH540425A (de)	1973-08-15
FR2165470A5 (de)	1973-08-03
AU5015672A (en)	1974-06-20
IT971733B (it)	1974-05-10
ES410229A1 (es)	1975-12-01
ZA728781B (en)	1973-08-29

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