FR2248407B1 - - Google Patents

Info

Publication number
FR2248407B1
FR2248407B1 FR7420505A FR7420505A FR2248407B1 FR 2248407 B1 FR2248407 B1 FR 2248407B1 FR 7420505 A FR7420505 A FR 7420505A FR 7420505 A FR7420505 A FR 7420505A FR 2248407 B1 FR2248407 B1 FR 2248407B1
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.)
Expired
Application number
FR7420505A
Other languages
French (fr)
Other versions
FR2248407A1 (en
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.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Publication of FR2248407A1 publication Critical patent/FR2248407A1/fr
Application granted granted Critical
Publication of FR2248407B1 publication Critical patent/FR2248407B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/22—Silencing apparatus characterised by method of silencing by using movable parts the parts being resilient walls
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
FR7420505A 1973-10-23 1974-06-13 Expired FR2248407B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US408388A US3918549A (en) 1973-10-23 1973-10-23 Sound damping apparatus

Publications (2)

Publication Number Publication Date
FR2248407A1 FR2248407A1 (en) 1975-05-16
FR2248407B1 true FR2248407B1 (en) 1977-03-11

Family

ID=23616091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420505A Expired FR2248407B1 (en) 1973-10-23 1974-06-13

Country Status (8)

Country Link
US (1) US3918549A (en)
JP (1) JPS5072036A (en)
AU (1) AU6877474A (en)
BE (1) BE816557A (en)
DE (1) DE2428150C3 (en)
FR (1) FR2248407B1 (en)
IT (1) IT1015180B (en)
SE (1) SE7406211L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406720A1 (en) * 1977-10-18 1979-05-18 Globe Outils Pneumatiques Silencer for pneumatic motor for small tools - has expansion volume enclosed by elastic wall which vary opening according to pressure
US4244442A (en) * 1978-10-13 1981-01-13 Rensselaer Polytechnic Institute Method and apparatus for treating exhaust gases particularly for air-operated tools
US4327817A (en) * 1978-10-13 1982-05-04 Rensselaer Polytechnic Institute Method and apparatus for treating exhaust gases particularly for air-operated tools
US5581055A (en) * 1995-08-04 1996-12-03 Kevin G. Self Muffler for air operated hand tools and other pneumatic devices
CN109048796A (en) * 2018-08-17 2018-12-21 合肥蓝鹰机械科技有限公司 A kind of pneumatic chipping hammer with silencing function
US11867102B2 (en) 2019-08-28 2024-01-09 Snap-On Incorporated Pneumatic tool exhaust muffler

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732026A (en) * 1956-01-24 Muffler with flashing and spark
US2877860A (en) * 1956-07-23 1959-03-17 Hoffar Henry Stonestreet Apertured pliable resilient damper wall silencer
US3561561A (en) * 1969-11-28 1971-02-09 John B Trainor Sound attenuating device
US3590945A (en) * 1970-04-03 1971-07-06 Milo E Murphy Tuned resonance mufflers
US3688869A (en) * 1971-07-06 1972-09-05 Murphy Mufflers Muffler with resilient exterior

Also Published As

Publication number Publication date
DE2428150A1 (en) 1975-04-30
FR2248407A1 (en) 1975-05-16
JPS5072036A (en) 1975-06-14
BE816557A (en) 1974-12-19
SE7406211L (en) 1975-04-24
AU6877474A (en) 1975-11-13
DE2428150B2 (en) 1979-07-05
US3918549A (en) 1975-11-11
IT1015180B (en) 1977-05-10
DE2428150C3 (en) 1980-03-13

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Legal Events

Date Code Title Description
ST Notification of lapse