FR2248407A1 - - Google Patents

Info

Publication number
FR2248407A1
FR2248407A1 FR7420505A FR7420505A FR2248407A1 FR 2248407 A1 FR2248407 A1 FR 2248407A1 FR 7420505 A FR7420505 A FR 7420505A FR 7420505 A FR7420505 A FR 7420505A FR 2248407 A1 FR2248407 A1 FR 2248407A1
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
FR7420505A
Other languages
French (fr)
Other versions
FR2248407B1 (xx
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR7420505A 1973-10-23 1974-06-13 Expired FR2248407B1 (xx)

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 true FR2248407A1 (xx) 1975-05-16
FR2248407B1 FR2248407B1 (xx) 1977-03-11

Family

ID=23616091

Family Applications (1)

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

Country Status (8)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406720A1 (fr) * 1977-10-18 1979-05-18 Globe Outils Pneumatiques Silencieux d'echappement pour dispositif actionne par un gaz moteur
FR2438743A1 (fr) * 1978-10-13 1980-05-09 Rensselaer Polytech Inst Procede et appareil de traitement acoustique de gaz d'echappement, en particulier pour des outils pneumatiques

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (zh) * 2018-08-17 2018-12-21 合肥蓝鹰机械科技有限公司 一种具有消音功能的气铲
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406720A1 (fr) * 1977-10-18 1979-05-18 Globe Outils Pneumatiques Silencieux d'echappement pour dispositif actionne par un gaz moteur
FR2438743A1 (fr) * 1978-10-13 1980-05-09 Rensselaer Polytech Inst Procede et appareil de traitement acoustique de gaz d'echappement, en particulier pour des outils pneumatiques

Also Published As

Publication number Publication date
DE2428150C3 (de) 1980-03-13
IT1015180B (it) 1977-05-10
US3918549A (en) 1975-11-11
AU6877474A (en) 1975-11-13
BE816557A (fr) 1974-12-19
FR2248407B1 (xx) 1977-03-11
JPS5072036A (xx) 1975-06-14
DE2428150A1 (de) 1975-04-30
DE2428150B2 (de) 1979-07-05
SE7406211L (xx) 1975-04-24

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Legal Events

Date Code Title Description
ST Notification of lapse