FR2248913A1 - - Google Patents

Info

Publication number
FR2248913A1
FR2248913A1 FR7421122A FR7421122A FR2248913A1 FR 2248913 A1 FR2248913 A1 FR 2248913A1 FR 7421122 A FR7421122 A FR 7421122A FR 7421122 A FR7421122 A FR 7421122A FR 2248913 A1 FR2248913 A1 FR 2248913A1
Authority
FR
France
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
FR7421122A
Other versions
FR2248913B1 (fr
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.)
Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
Original Assignee
Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
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 Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR filed Critical Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
Publication of FR2248913A1 publication Critical patent/FR2248913A1/fr
Application granted granted Critical
Publication of FR2248913B1 publication Critical patent/FR2248913B1/fr
Expired legal-status Critical Current

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
    • B25D17/24—Damping the reaction force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
FR7421122A 1973-10-30 1974-06-18 Expired FR2248913B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1963901A SU529071A1 (ru) 1973-10-30 1973-10-30 Пневматическа машина ударного действи

Publications (2)

Publication Number Publication Date
FR2248913A1 true FR2248913A1 (fr) 1975-05-23
FR2248913B1 FR2248913B1 (fr) 1977-10-07

Family

ID=20565872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421122A Expired FR2248913B1 (fr) 1973-10-30 1974-06-18

Country Status (8)

Country Link
US (1) US3892280A (fr)
AT (1) AT356032B (fr)
CA (1) CA1008318A (fr)
FR (1) FR2248913B1 (fr)
GB (1) GB1432504A (fr)
IN (1) IN140536B (fr)
SE (1) SE405456B (fr)
SU (1) SU529071A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552695A1 (fr) * 1983-06-29 1985-04-05 Inst Gornogo Dela Sibirskogo O Machine pneumatique portative a percussion protegee contre les vibrations

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303002A (en) * 1978-01-31 1981-12-01 Maslakov Petr A Hand-operated pneumatic impact machine
GB2129733A (en) * 1982-10-27 1984-05-23 Jean Walton More-vibration-free concrete breakers and percussion drills
JPS6190883A (ja) * 1984-10-12 1986-05-09 日東工器株式会社 空圧式衝撃工具等の緩衝装置
SE460349B (sv) * 1988-02-22 1989-10-02 Toernqvist Peter J T Fram- och aatergaaende roerelse alstrande apparat med tvaa vaendlaegen
GB9017474D0 (en) * 1990-08-09 1990-09-26 Bsp Int Foundation Device
US5044254A (en) * 1991-02-01 1991-09-03 Coltene/Whaldent, Inc. Reciprocating air motor
US6364032B1 (en) * 2000-03-07 2002-04-02 Action Machinery Company Of Alabama, Inc. Hand held apparatus for fracturing risers from castings
SE528471C2 (sv) * 2004-07-05 2006-11-21 Atlas Copco Constr Tools Ab Vibrationsdämpat slående verktyg med tryckluftmatningsorgan
US7540336B2 (en) * 2005-06-02 2009-06-02 M-B-W Inc. Vibration isolator for a pneumatic pole or backfill tamper
DE102006029768A1 (de) * 2006-06-27 2008-01-03 Koch Transporttechnik Gmbh Verfahren und Vorrichtung zur Herstellung eines Kohlekuchens für die Verkokung
US7413026B2 (en) 2006-07-01 2008-08-19 Black & Decker Inc. Lubricant system for powered hammer
EP1872915A3 (fr) 2006-07-01 2011-06-01 Black & Decker, Inc. Pompe de lubrifiant pour marteau perforateur
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer
EP1872909A3 (fr) * 2006-07-01 2010-05-05 Black & Decker, Inc. Système de connexion de support d'outil pour marteau-piqueur
EP1872914B1 (fr) * 2006-07-01 2010-09-22 Black & Decker, Inc. Marteau-piqueur
AU2007202967A1 (en) * 2006-07-01 2008-01-17 Black & Decker, Inc. A tool holder for a pavement breaker
US7681658B2 (en) * 2007-11-06 2010-03-23 Maurice DUVAL Pneumatic impact tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1144838A (en) * 1914-06-06 1915-06-29 Johann Friedrich Wilhelm Griese Hand-rammer operated by compressed air.
US2837029A (en) * 1954-09-14 1958-06-03 United States Steel Corp Hydraulic subsurface pump and motor
US3456744A (en) * 1967-11-24 1969-07-22 Samuel Altschuler Vibrationless pneumatic tool
CS149009B1 (fr) * 1971-02-01 1973-05-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552695A1 (fr) * 1983-06-29 1985-04-05 Inst Gornogo Dela Sibirskogo O Machine pneumatique portative a percussion protegee contre les vibrations

Also Published As

Publication number Publication date
DE2420906B2 (de) 1977-05-18
SE7409351L (fr) 1975-05-02
IN140536B (fr) 1976-11-27
DE2420906A1 (de) 1975-05-22
CA1008318A (en) 1977-04-12
US3892280A (en) 1975-07-01
SE405456B (sv) 1978-12-11
ATA301774A (de) 1979-08-15
FR2248913B1 (fr) 1977-10-07
SU529071A1 (ru) 1976-09-25
GB1432504A (en) 1976-04-22
AT356032B (de) 1980-04-10

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Legal Events

Date Code Title Description
ST Notification of lapse