CH453252A - Soundproofing device for drills or impact devices working with percussion pistons - Google Patents

Soundproofing device for drills or impact devices working with percussion pistons

Info

Publication number
CH453252A
CH453252A CH1436665A CH1436665A CH453252A CH 453252 A CH453252 A CH 453252A CH 1436665 A CH1436665 A CH 1436665A CH 1436665 A CH1436665 A CH 1436665A CH 453252 A CH453252 A CH 453252A
Authority
CH
Switzerland
Prior art keywords
drills
soundproofing device
devices working
impact devices
percussion pistons
Prior art date
Application number
CH1436665A
Other languages
German (de)
Inventor
Staffan Alm Karl
Original Assignee
Atlas Copco 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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of CH453252A publication Critical patent/CH453252A/en

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
    • B25D17/11—Arrangements of noise-damping means
    • 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
    • B25D17/12—Arrangements of noise-damping means of exhaust silencers
CH1436665A 1964-10-19 1965-10-19 Soundproofing device for drills or impact devices working with percussion pistons CH453252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1258464 1964-10-19

Publications (1)

Publication Number Publication Date
CH453252A true CH453252A (en) 1968-06-14

Family

ID=20295989

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1436665A CH453252A (en) 1964-10-19 1965-10-19 Soundproofing device for drills or impact devices working with percussion pistons

Country Status (5)

Country Link
US (1) US3263770A (en)
BE (1) BE671115A (en)
CH (1) CH453252A (en)
DE (1) DE1288999B (en)
GB (1) GB1055048A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0884139A2 (en) * 1997-06-12 1998-12-16 Socomec - Societa' Costruzioni Meccaniche Societa' per Azioni Oleohydraulic demolition hammer

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783970A (en) * 1972-06-07 1974-01-08 Thor Power Tool Co Sound attenuating device for a work steel or the like
FR2201712A5 (en) * 1972-09-28 1974-04-26 Bosch Gmbh Robert
SE371770B (en) * 1972-11-22 1974-12-02 Atlas Copco Ab
DE2418689C2 (en) * 1974-04-18 1983-11-17 Demag Drucklufttechnik Verwaltungsgesellschaft Mbh, 6000 Frankfurt Silencer on a pneumatic impact tool
DE2820842A1 (en) * 1978-05-12 1979-11-22 Sig Schweiz Industrieges PNEUMATICALLY ACTIVATED STRIKING DEVICE
EP0015700B1 (en) * 1979-02-28 1982-07-28 CompAir Construction and Mining Limited Compressed-gas-operated reciprocating-piston devices
DE2920139C2 (en) * 1979-05-18 1986-10-02 Ruhrkohle Ag, 4300 Essen Percussion boring bar
US4303131A (en) * 1980-02-27 1981-12-01 Compair Construction And Mining Ltd. Compressed-gas-operated reciprocating piston devices
FR2553697B1 (en) * 1983-10-24 1986-03-14 Charbonnages De France DEVICE FOR SOUNDPROOFING A DRILLING FLOWER
CH663925A5 (en) * 1984-05-29 1988-01-29 Sig Schweiz Industrieges ARRANGEMENT OF EXPANSION CHAMBERS FOR SOUND PRESSURE DAMPING, USE OF THE SAME AND PNEUMATICALLY OPERATED HAMMER.
DE4110261A1 (en) * 1991-03-28 1992-10-01 Krupp Maschinentechnik SOUND INSULATION DEVICE ON A HAND-GUIDED, FLUID-DRIVEN IMPACT OR DRILLING TOOL
US5376762A (en) * 1992-09-28 1994-12-27 Ingersoll-Rand Company Muffler for a fluid-activated, percussive apparatus
SE509211C2 (en) * 1994-02-28 1998-12-21 Berema Atlas Copco Ab Handheld compressed air powered machine skewer
FI108561B (en) * 1998-09-29 2002-02-15 Tamrock Oy Case for sound insulation of rock drilling equipment and arrangement with rock drilling equipment
KR101201144B1 (en) * 2010-12-28 2012-11-13 한국기초과학지원연구원 Having a long axis of the structure vibration suppression bytes
US10717179B2 (en) * 2014-07-28 2020-07-21 Black & Decker Inc. Sound damping for power tools
US9909666B2 (en) * 2014-12-01 2018-03-06 Caterpillar Inc. Hammer having piston sleeve with spiral grooves
US10344861B2 (en) * 2015-04-24 2019-07-09 Caterpillar Inc. Hammer having composite piston sleeve
GB201518088D0 (en) * 2015-10-13 2015-11-25 Black & Decker Inc Pavement Breaker

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB496454A (en) * 1938-04-05 1938-11-30 Albert Walter Christian Mandel Improvements in or relating to gas-pressure actuated percussive drills and the like
FR1094332A (en) * 1953-09-11 1955-05-18 Sound insulation device
US3110369A (en) * 1959-05-22 1963-11-12 Wright Barry Corp Self-damped laminar structure
NL255745A (en) * 1959-11-05 1900-01-01
GB951805A (en) * 1961-04-19 1964-03-11 Sound Control Ltd Means for sound-proofing an object emitting a noisy stream of gaseous medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0884139A2 (en) * 1997-06-12 1998-12-16 Socomec - Societa' Costruzioni Meccaniche Societa' per Azioni Oleohydraulic demolition hammer
EP0884139A3 (en) * 1997-06-12 1999-06-23 Socomec - Societa' Costruzioni Meccaniche Societa' per Azioni Oleohydraulic demolition hammer

Also Published As

Publication number Publication date
DE1288999B (en) 1969-02-06
US3263770A (en) 1966-08-02
GB1055048A (en) 1967-01-11
BE671115A (en) 1966-02-14

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