FR1531076A - Advanced percussion tools and machines - Google Patents

Advanced percussion tools and machines

Info

Publication number
FR1531076A
FR1531076A FR114114A FR114114A FR1531076A FR 1531076 A FR1531076 A FR 1531076A FR 114114 A FR114114 A FR 114114A FR 114114 A FR114114 A FR 114114A FR 1531076 A FR1531076 A FR 1531076A
Authority
FR
France
Prior art keywords
advanced
machines
percussion tools
percussion
tools
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.)
Expired
Application number
FR114114A
Other languages
French (fr)
Inventor
David Richard James
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.)
Sonomotive Engineers Ltd
Original Assignee
Sonomotive Engineers 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 Sonomotive Engineers Ltd filed Critical Sonomotive Engineers Ltd
Priority to FR114114A priority Critical patent/FR1531076A/en
Application granted granted Critical
Publication of FR1531076A publication Critical patent/FR1531076A/en
Expired 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
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR114114A 1967-07-12 1967-07-12 Advanced percussion tools and machines Expired FR1531076A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR114114A FR1531076A (en) 1967-07-12 1967-07-12 Advanced percussion tools and machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR114114A FR1531076A (en) 1967-07-12 1967-07-12 Advanced percussion tools and machines

Publications (1)

Publication Number Publication Date
FR1531076A true FR1531076A (en) 1968-06-28

Family

ID=8635021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR114114A Expired FR1531076A (en) 1967-07-12 1967-07-12 Advanced percussion tools and machines

Country Status (1)

Country Link
FR (1) FR1531076A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001666A1 (en) * 1979-02-12 1980-08-21 Uster Spindel Motoren Maschf Pneumatic drill
EP0080964A2 (en) * 1981-11-27 1983-06-08 Edgar J. Justus Actuator for a hydraulic impact device
FR2524362A1 (en) * 1982-04-03 1983-10-07 Af Hydraulics HYDRAULIC PERCUSSION APPARATUS

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001666A1 (en) * 1979-02-12 1980-08-21 Uster Spindel Motoren Maschf Pneumatic drill
FR2448420A1 (en) * 1979-02-12 1980-09-05 Uster Spindel Motoren Maschf PICKING HAMMER WITH MEANS FOR DAMPING VIBRATIONS DUE TO RECOIL
US4460051A (en) * 1979-02-12 1984-07-17 Spindel-, Motoren- Und Maschinenfabrik Ag Percussion drill hammer
EP0080964A2 (en) * 1981-11-27 1983-06-08 Edgar J. Justus Actuator for a hydraulic impact device
EP0080964A3 (en) * 1981-11-27 1985-01-16 Edgar J. Justus Actuator for a hydraulic impact device
FR2524362A1 (en) * 1982-04-03 1983-10-07 Af Hydraulics HYDRAULIC PERCUSSION APPARATUS

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