DE2953908A1 - Pneumatic percussion machine - Google Patents

Pneumatic percussion machine

Info

Publication number
DE2953908A1
DE2953908A1 DE19792953908 DE2953908T DE2953908A1 DE 2953908 A1 DE2953908 A1 DE 2953908A1 DE 19792953908 DE19792953908 DE 19792953908 DE 2953908 T DE2953908 T DE 2953908T DE 2953908 A1 DE2953908 A1 DE 2953908A1
Authority
DE
Germany
Prior art keywords
pneumatic percussion
percussion machine
machine
pneumatic
percussion
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
DE19792953908
Other languages
English (en)
Inventor
I Nikolaev
L Dronova
V Evpolov
A Lednikov
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.)
VNII PK I MEK STROIT MONTAZH I
Original Assignee
VNII PK I MEK STROIT MONTAZH I
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 VNII PK I MEK STROIT MONTAZH I filed Critical VNII PK I MEK STROIT MONTAZH I
Publication of DE2953908A1 publication Critical patent/DE2953908A1/de
Pending 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Percussive Tools And Related Accessories (AREA)
DE19792953908 1979-11-30 1979-11-30 Pneumatic percussion machine Pending DE2953908A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1979/000124 WO1981001590A1 (en) 1979-11-30 1979-11-30 Pneumatic percussion machine

Publications (1)

Publication Number Publication Date
DE2953908A1 true DE2953908A1 (de) 1982-02-04

Family

ID=21616571

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792953908 Pending DE2953908A1 (de) 1979-11-30 1979-11-30 Pneumatic percussion machine

Country Status (4)

Country Link
JP (1) JPS56501638A (de)
DE (1) DE2953908A1 (de)
GB (1) GB2076724A (de)
WO (1) WO1981001590A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3379273A (en) * 1963-11-12 1968-04-23 Bolt Associates Inc Powerful sound impulse generation methods and apparatus
US3456742A (en) * 1967-07-05 1969-07-22 Sonomotive Eng Ltd Percussive tools and machines
US3559753A (en) * 1969-05-21 1971-02-02 Ilmar Meri Percussion tool
BE758943A (fr) * 1969-11-14 1971-04-16 Bolt Associates Inc Procede et dispositif pour controler l'action d'une source sismique immergee
SU381743A1 (ru) * 1970-11-02 1977-11-25 Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Механизированного И Ручного Строительно-Монтажного Инструмента, Отделочных Машин И Вибраторов Машина ударного действи
JPS549561B2 (de) * 1973-06-19 1979-04-25
US3997021A (en) * 1975-05-16 1976-12-14 Bolt Associates, Inc. Pressurized gas discharging apparatus for use as a down-bore seismic impulse source

Also Published As

Publication number Publication date
JPS56501638A (de) 1981-11-12
GB2076724A (en) 1981-12-09
WO1981001590A1 (en) 1981-06-11

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Legal Events

Date Code Title Description
8125 Change of the main classification

Ipc: B25D 17/00