JPS52156102A - Impact apparatus - Google Patents

Impact apparatus

Info

Publication number
JPS52156102A
JPS52156102A JP7120677A JP7120677A JPS52156102A JP S52156102 A JPS52156102 A JP S52156102A JP 7120677 A JP7120677 A JP 7120677A JP 7120677 A JP7120677 A JP 7120677A JP S52156102 A JPS52156102 A JP S52156102A
Authority
JP
Japan
Prior art keywords
impact apparatus
impact
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.)
Pending
Application number
JP7120677A
Other languages
Japanese (ja)
Inventor
Dabitsudo Tonpuson Aasaa
Hamiruton Terensu
Andoriyuu Fuiritsup Rejinarudo
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.)
Gullick Dobson Ltd
Original Assignee
Gullick Dobson Ltd
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 Gullick Dobson Ltd filed Critical Gullick Dobson Ltd
Publication of JPS52156102A publication Critical patent/JPS52156102A/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Percussive Tools And Related Accessories (AREA)
JP7120677A 1976-06-19 1977-06-17 Impact apparatus Pending JPS52156102A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25544/76A GB1585117A (en) 1976-06-19 1976-06-19 Percussive tools particularly casing constructions thereof

Publications (1)

Publication Number Publication Date
JPS52156102A true JPS52156102A (en) 1977-12-26

Family

ID=10229410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7120677A Pending JPS52156102A (en) 1976-06-19 1977-06-17 Impact apparatus

Country Status (6)

Country Link
JP (1) JPS52156102A (en)
AU (1) AU2615277A (en)
DE (1) DE2727334A1 (en)
FR (1) FR2354854A1 (en)
GB (1) GB1585117A (en)
ZA (1) ZA773618B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI66460C (en) * 1982-10-08 1984-10-10 Tampella Oy Ab TRYCKMEDIEDRIVEN SLAGAPPARAT
TWM268150U (en) * 2004-08-17 2005-06-21 Guo-Rung Liu Impact cylinder for reciprocal type pneumatic tool

Also Published As

Publication number Publication date
AU2615277A (en) 1978-12-21
FR2354854A1 (en) 1978-01-13
ZA773618B (en) 1979-04-25
DE2727334A1 (en) 1977-12-22
FR2354854B3 (en) 1980-04-04
GB1585117A (en) 1981-02-25

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