CH605044A5 - - Google Patents

Info

Publication number
CH605044A5
CH605044A5 CH387777A CH387777A CH605044A5 CH 605044 A5 CH605044 A5 CH 605044A5 CH 387777 A CH387777 A CH 387777A CH 387777 A CH387777 A CH 387777A CH 605044 A5 CH605044 A5 CH 605044A5
Authority
CH
Switzerland
Application number
CH387777A
Inventor
Jean-Paul Croisier
Original Assignee
Mekafor
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 Mekafor filed Critical Mekafor
Priority to CH387777A priority Critical patent/CH605044A5/xx
Priority to FR7734527A priority patent/FR2385496A1/en
Publication of CH605044A5 publication Critical patent/CH605044A5/xx

Links

Classifications

    • 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
    • B25D17/11—Arrangements of noise-damping means
    • 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
    • B25D9/08—Means for driving the impulse member comprising a built-in air compressor, i.e. the tool being driven by air pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
CH387777A 1977-03-28 1977-03-28 CH605044A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH387777A CH605044A5 (en) 1977-03-28 1977-03-28
FR7734527A FR2385496A1 (en) 1977-03-28 1977-11-10 Pneumatic drill with bit guide sleeve one end - has air distributor encased in shock absorbent casing other end

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH387777A CH605044A5 (en) 1977-03-28 1977-03-28

Publications (1)

Publication Number Publication Date
CH605044A5 true CH605044A5 (en) 1978-09-29

Family

ID=4265406

Family Applications (1)

Application Number Title Priority Date Filing Date
CH387777A CH605044A5 (en) 1977-03-28 1977-03-28

Country Status (2)

Country Link
CH (1) CH605044A5 (en)
FR (1) FR2385496A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265322A (en) * 1978-09-19 1981-05-05 Maco-Meudon Compressed air feed control system for a tapping device
EP0144282A1 (en) * 1983-11-02 1985-06-12 Heinrich Henze Hydraulic hammer
CN109352009A (en) * 2018-10-19 2019-02-19 陈祥贤 A kind of digital control drilling machine

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398581A1 (en) * 1977-07-29 1979-02-23 Maco Meudon Sa Valve for pneumatic drill - has inset trigger displacing piston rod which pivots conical plug located in air feed pipe
EP0015700B1 (en) * 1979-02-28 1982-07-28 CompAir Construction and Mining Limited Compressed-gas-operated reciprocating-piston devices
CH663925A5 (en) * 1984-05-29 1988-01-29 Sig Schweiz Industrieges ARRANGEMENT OF EXPANSION CHAMBERS FOR SOUND PRESSURE DAMPING, USE OF THE SAME AND PNEUMATICALLY OPERATED HAMMER.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191220091A (en) * 1912-09-03 1913-09-03 George Lawson Robertson Improvements in Pneumatic Hammers.
FR21980E (en) * 1919-12-09 1921-04-21 Belge D Outil Pneumatique Atel Automatic shut-off for compressed air tools, especially for pneumatic peak hammers
FR730222A (en) * 1931-01-21 1932-08-09 Distribution mechanism for pneumatic hammers
US2128742A (en) * 1937-04-09 1938-08-30 Ingersoll Rand Co Muffling device
GB526285A (en) * 1939-03-11 1940-09-13 Ingersoll Rand Co Improvements in or relating to muffling devices
FR1108162A (en) * 1954-02-02 1956-01-10 Hauhinco Maschf Pneumatic impact tool, including hammer pick
FR1103576A (en) * 1954-04-23 1955-11-04 Mechanical jackhammer, riveter or the like, hand-held
FR1450209A (en) * 1965-10-15 1966-05-06 Atlas Copco Ab Sophisticated silencer for machines and tools working by percussion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265322A (en) * 1978-09-19 1981-05-05 Maco-Meudon Compressed air feed control system for a tapping device
EP0144282A1 (en) * 1983-11-02 1985-06-12 Heinrich Henze Hydraulic hammer
CN109352009A (en) * 2018-10-19 2019-02-19 陈祥贤 A kind of digital control drilling machine

Also Published As

Publication number Publication date
FR2385496B1 (en) 1982-12-03
FR2385496A1 (en) 1978-10-27

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Legal Events

Date Code Title Description
PL Patent ceased