FR2185750B1 - - Google Patents

Info

Publication number: FR2185750B1
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

FR7318568A

Other languages

French (fr)

Other versions

FR2185750A1 (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.)

WARE COLIN US

Original Assignee

WARE COLIN US

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.)

1972-05-22

Filing date

1973-05-22

Publication date

1975-07-04

1973-05-22 Application filed by WARE COLIN US filed Critical WARE COLIN US

1974-01-04 Publication of FR2185750A1 publication Critical patent/FR2185750A1/fr

1975-07-04 Application granted granted Critical

1975-07-04 Publication of FR2185750B1 publication Critical patent/FR2185750B1/fr

Status 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
- F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
- F01N1/006—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages comprising at least one perforated tube extending from inlet to outlet of the silencer
- 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
- F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
- 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
- F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
- F01N1/023—Helmholtz resonators
- 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
- F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
- 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
- F01N2490/00—Structure, disposition or shape of gas-chambers
- F01N2490/15—Plurality of resonance or dead chambers
- F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Exhaust Silencers (AREA)
Pipe Accessories (AREA)
Jet Pumps And Other Pumps (AREA)

FR7318568A 1972-05-22 1973-05-22 Expired FR2185750B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US25538172A	1972-05-22	1972-05-22

Publications (2)

Publication Number	Publication Date
FR2185750A1 FR2185750A1 (en)	1974-01-04
FR2185750B1 true FR2185750B1 (en)	1975-07-04

Family

ID=22968071

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7318568A Expired FR2185750B1 (en)	1972-05-22	1973-05-22

Country Status (8)

Country	Link
US (1)	US3747704A (en)
JP (1)	JPS4943040A (en)
CA (1)	CA976437A (en)
DE (1)	DE2318814A1 (en)
FR (1)	FR2185750B1 (en)
GB (1)	GB1437717A (en)
IL (1)	IL42099A (en)
IT (1)	IT987763B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4303127B4 (en) *	1993-02-04	2006-10-05	Fa. Andreas Stihl	Internal combustion engine
DE10239116A1 (en) *	2002-08-27	2004-03-04	Andreas Stihl Ag & Co	internal combustion engine
MX2022003776A (en) *	2021-03-31	2022-10-03	Polaris Inc	Off-road vehicle.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1331275A (en) *	1919-05-03	1920-02-17	William C Miles	Muffler
US2991160A (en) *	1958-03-19	1961-07-04	California Research Corp	Engine exhaust gas purifying system
FR1265835A (en) *	1959-06-12	1961-07-07	Eberspaecher J	Quiet, especially for internal combustion engines
FR1294934A (en) *	1961-04-21	1962-06-01		Exhaust silencer increasing the power of the engine to which it is associated
BE622426A (en) *	1961-09-15
US3583524A (en) *	1967-09-26	1971-06-08	Tenneco Inc	Muffler with external tuning tube connecting internal chamber to exhaust conduit
US3470979A (en) *	1967-10-10	1969-10-07	Wilhelm S Everett	Fluid pulsation dampener with thimble

1972
- 1972-05-22 US US00255381A patent/US3747704A/en not_active Expired - Lifetime
1973
- 1973-04-09 CA CA168,281A patent/CA976437A/en not_active Expired
- 1973-04-13 DE DE19732318814 patent/DE2318814A1/en active Pending
- 1973-04-25 IL IL42099A patent/IL42099A/en unknown
- 1973-05-08 GB GB2186673A patent/GB1437717A/en not_active Expired
- 1973-05-17 JP JP48054177A patent/JPS4943040A/ja active Pending
- 1973-05-21 IT IT24356/73A patent/IT987763B/en active
- 1973-05-22 FR FR7318568A patent/FR2185750B1/fr not_active Expired

Also Published As

Publication number	Publication date
CA976437A (en)	1975-10-21
IL42099A0 (en)	1973-06-29
US3747704A (en)	1973-07-24
GB1437717A (en)	1976-06-03
FR2185750A1 (en)	1974-01-04
IL42099A (en)	1976-03-31
JPS4943040A (en)	1974-04-23
DE2318814A1 (en)	1973-12-06
IT987763B (en)	1975-03-20

Legal Events

Date	Code	Title	Description
1981-02-27	ST	Notification of lapse

Publication	Publication Date	Title
AU475090B2 (en)	1976-08-12
FR2189724B1 (en)	1975-08-22
FR2211481A1 (en)	1974-07-19
FR2197111B1 (en)	1977-05-13
FR2174255B1 (en)	1978-03-10
FR2185750B1 (en)	1975-07-04
FR2185071A5 (en)	1973-12-28
FR2200008B1 (en)	1977-01-28
FR2185345A1 (en)	1974-01-04
JPS4983251A (en)	1974-08-10
JPS5257511Y2 (en)	1977-12-27
AU448109B2 (en)	1974-05-09
JPS4910065U (en)	1974-01-28
JPS4879292A (en)	1973-10-24
JPS4964242U (en)	1974-06-05
JPS495994A (en)	1974-01-19
CH577020A5 (en)	1976-06-30
CH586724A5 (en)	1977-04-15
BG18371A1 (en)	1974-10-25
BE783466R (en)	1972-09-01
CH577167A5 (en)	1976-06-30
NL7310608A (en)	1974-02-04
AU481007A (en)	1976-06-24
CH380973A4 (en)	1976-12-15
BG18518A1 (en)	1975-02-25