FR2310195A1 - Appareil de percussion hydraulique comprenant un accumulateur de pression - Google Patents

Appareil de percussion hydraulique comprenant un accumulateur de pression

Info

Publication number
FR2310195A1
FR2310195A1 FR7613361A FR7613361A FR2310195A1 FR 2310195 A1 FR2310195 A1 FR 2310195A1 FR 7613361 A FR7613361 A FR 7613361A FR 7613361 A FR7613361 A FR 7613361A FR 2310195 A1 FR2310195 A1 FR 2310195A1
Authority
FR
France
Prior art keywords
diaphragm
separted
chambers
annular
pressure chamber
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
FR7613361A
Other languages
English (en)
French (fr)
Other versions
FR2310195B3 (enExample
Inventor
Pekka Salmi
Pentti Raunio
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.)
Tampella Oy AB
Original Assignee
Tampella Oy AB
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 Tampella Oy AB filed Critical Tampella Oy AB
Publication of FR2310195A1 publication Critical patent/FR2310195A1/fr
Application granted granted Critical
Publication of FR2310195B3 publication Critical patent/FR2310195B3/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
    • B25D9/06—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
    • B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D2209/002—Pressure accumulators

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Pipe Accessories (AREA)
FR7613361A 1975-05-06 1976-05-05 Appareil de percussion hydraulique comprenant un accumulateur de pression Granted FR2310195A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI751331A FI751331A7 (enExample) 1975-05-06 1975-05-06

Publications (2)

Publication Number Publication Date
FR2310195A1 true FR2310195A1 (fr) 1976-12-03
FR2310195B3 FR2310195B3 (enExample) 1979-03-16

Family

ID=8509186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613361A Granted FR2310195A1 (fr) 1975-05-06 1976-05-05 Appareil de percussion hydraulique comprenant un accumulateur de pression

Country Status (5)

Country Link
DE (1) DE2619606A1 (enExample)
FI (1) FI751331A7 (enExample)
FR (1) FR2310195A1 (enExample)
SE (1) SE7604698L (enExample)
ZA (1) ZA762450B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA939448B (en) * 1993-12-17 1994-08-09 Roger Robarts Briggs Accumulator
EP2963230B1 (en) 2014-07-03 2017-05-31 Sandvik Mining and Construction Oy Breaking device

Also Published As

Publication number Publication date
FR2310195B3 (enExample) 1979-03-16
SE7604698L (sv) 1976-11-07
DE2619606A1 (de) 1976-11-25
FI751331A7 (enExample) 1976-11-07
ZA762450B (en) 1977-04-27

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