FR2377871A1 - Distributeur d'air comprime pour machine a mouvement alternatif du type brise-beton - Google Patents

Distributeur d'air comprime pour machine a mouvement alternatif du type brise-beton

Info

Publication number
FR2377871A1
FR2377871A1 FR7734529A FR7734529A FR2377871A1 FR 2377871 A1 FR2377871 A1 FR 2377871A1 FR 7734529 A FR7734529 A FR 7734529A FR 7734529 A FR7734529 A FR 7734529A FR 2377871 A1 FR2377871 A1 FR 2377871A1
Authority
FR
France
Prior art keywords
pastille
compressed air
seats
pneumatic drill
air distributor
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.)
Granted
Application number
FR7734529A
Other languages
English (en)
French (fr)
Other versions
FR2377871B1 (cs
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.)
MEKAFOR
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
Publication of FR2377871A1 publication Critical patent/FR2377871A1/fr
Application granted granted Critical
Publication of FR2377871B1 publication Critical patent/FR2377871B1/fr
Granted 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/24—Valve arrangements therefor involving a rocking-plate type valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Toys (AREA)
FR7734529A 1977-01-24 1977-11-10 Distributeur d'air comprime pour machine a mouvement alternatif du type brise-beton Granted FR2377871A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH81377A CH605043A5 (cs) 1977-01-24 1977-01-24

Publications (2)

Publication Number Publication Date
FR2377871A1 true FR2377871A1 (fr) 1978-08-18
FR2377871B1 FR2377871B1 (cs) 1982-12-03

Family

ID=4195780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7734529A Granted FR2377871A1 (fr) 1977-01-24 1977-11-10 Distributeur d'air comprime pour machine a mouvement alternatif du type brise-beton

Country Status (2)

Country Link
CH (1) CH605043A5 (cs)
FR (1) FR2377871A1 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446773A (en) * 1980-11-07 1984-05-08 Maco-Meuden Compressed air distributor for a reciprocating concrete breaking type machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR730222A (fr) * 1931-01-21 1932-08-09 Mécanisme de distribution pour marteaux pneumatiques
FR856805A (fr) * 1938-12-13 1940-08-10 Perfectionnements aux distributions à pastille des marteaux pneumatiques
US3935789A (en) * 1974-07-19 1976-02-03 The Black And Decker Manufacturing Company Reversing valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR730222A (fr) * 1931-01-21 1932-08-09 Mécanisme de distribution pour marteaux pneumatiques
FR856805A (fr) * 1938-12-13 1940-08-10 Perfectionnements aux distributions à pastille des marteaux pneumatiques
US3935789A (en) * 1974-07-19 1976-02-03 The Black And Decker Manufacturing Company Reversing valve

Also Published As

Publication number Publication date
FR2377871B1 (cs) 1982-12-03
CH605043A5 (cs) 1978-09-29

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse