DE69119616D1 - Pneumatic tool improvements - Google Patents

Pneumatic tool improvements

Info

Publication number
DE69119616D1
DE69119616D1 DE69119616T DE69119616T DE69119616D1 DE 69119616 D1 DE69119616 D1 DE 69119616D1 DE 69119616 T DE69119616 T DE 69119616T DE 69119616 T DE69119616 T DE 69119616T DE 69119616 D1 DE69119616 D1 DE 69119616D1
Authority
DE
Germany
Prior art keywords
pneumatic tool
tool improvements
pneumatic
tool
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 - Fee Related
Application number
DE69119616T
Other languages
German (de)
Other versions
DE69119616T2 (en
Inventor
David Thomson Allan
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.)
John MacDonald and Company Pneumatic Tools Ltd
Original Assignee
John MacDonald and Company Pneumatic Tools 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
Priority claimed from GB909001904A external-priority patent/GB9001904D0/en
Priority claimed from GB909005683A external-priority patent/GB9005683D0/en
Application filed by John MacDonald and Company Pneumatic Tools Ltd filed Critical John MacDonald and Company Pneumatic Tools Ltd
Application granted granted Critical
Publication of DE69119616D1 publication Critical patent/DE69119616D1/en
Publication of DE69119616T2 publication Critical patent/DE69119616T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B25D17/11—Arrangements of noise-damping means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
DE1991619616 1990-01-27 1991-01-28 Pneumatic tool improvements Expired - Fee Related DE69119616T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909001904A GB9001904D0 (en) 1990-01-27 1990-01-27 Noise and vibration reduced air-tool
GB909005683A GB9005683D0 (en) 1990-03-14 1990-03-14 Improvements in or relating to pneumatic tools

Publications (2)

Publication Number Publication Date
DE69119616D1 true DE69119616D1 (en) 1996-06-27
DE69119616T2 DE69119616T2 (en) 1997-01-23

Family

ID=26296558

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991619616 Expired - Fee Related DE69119616T2 (en) 1990-01-27 1991-01-28 Pneumatic tool improvements

Country Status (5)

Country Link
EP (1) EP0440399B1 (en)
JP (1) JPH0679652A (en)
AU (1) AU7009391A (en)
CA (1) CA2034940A1 (en)
DE (1) DE69119616T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003009974A1 (en) * 2001-07-26 2003-02-06 Nicolaas Daniel Lombard Burger Rock drill silencing apparatus
GB2411375B (en) * 2004-02-26 2008-04-09 South West Highways Ltd Vibration reduction system
JP5147488B2 (en) 2008-03-27 2013-02-20 株式会社マキタ Work tools
JP5849877B2 (en) * 2012-07-13 2016-02-03 日立工機株式会社 Portable work machine
CN109508490B (en) * 2018-11-08 2023-03-24 中车青岛四方机车车辆股份有限公司 Acoustic model equivalent method for hollow aluminum profile

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1353634A (en) * 1963-01-18 1964-02-28 Meudon Forges Atel anti-noise equipment for pneumatic hammer
BE649108A (en) * 1963-06-10
FR2209311A5 (en) * 1972-12-05 1974-06-28 Maco Meudon Sa
FR2388646A1 (en) * 1977-04-29 1978-11-24 Maco Meudon Sa Sound insulated pneumatic concrete breaker - has plastics cylinder head and tool hood and tubular casing for exhaust flows
DE3440530A1 (en) * 1983-11-02 1985-05-09 Heinrich 1000 Berlin Henze Hydraulic breaking-up hammer
DE3447401A1 (en) * 1984-12-24 1986-07-03 Wacker-Werke Gmbh & Co Kg, 8077 Reichertshofen HAMMER WITH COVER

Also Published As

Publication number Publication date
CA2034940A1 (en) 1991-07-28
DE69119616T2 (en) 1997-01-23
EP0440399B1 (en) 1996-05-22
EP0440399A1 (en) 1991-08-07
AU7009391A (en) 1991-08-01
JPH0679652A (en) 1994-03-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee