DK388289D0 - Lyddaemper - Google Patents
LyddaemperInfo
- Publication number
- DK388289D0 DK388289D0 DK388289A DK388289A DK388289D0 DK 388289 D0 DK388289 D0 DK 388289D0 DK 388289 A DK388289 A DK 388289A DK 388289 A DK388289 A DK 388289A DK 388289 D0 DK388289 D0 DK 388289D0
- Authority
- DK
- Denmark
- Prior art keywords
- muffler
- Prior art date
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
- F01N1/02—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
- F01N1/06—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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/084—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the gases flowing through the silencer two or more times longitudinally in opposite directions, e.g. using parallel or concentric tubes
-
- 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
- F01N2210/00—Combination of methods of silencing
- F01N2210/02—Resonance and interference
-
- 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
- F01N2210/00—Combination of methods of silencing
- F01N2210/04—Throttling-expansion and 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
- F01N2210/00—Combination of methods of silencing
- F01N2210/06—Throttling-expansion and interference
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/02—Tubes being perforated
- F01N2470/04—Tubes being perforated characterised by shape, disposition or dimensions of apertures
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/12—Tubes being corrugated
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS885637A CS271879B1 (en) | 1988-08-16 | 1988-08-16 | Exhaust silencer for internal combustion engines |
Publications (2)
Publication Number | Publication Date |
---|---|
DK388289D0 true DK388289D0 (da) | 1989-08-08 |
DK388289A DK388289A (da) | 1990-02-17 |
Family
ID=5401597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK388289A DK388289A (da) | 1988-08-16 | 1989-08-08 | Lyddaemper |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0355605A1 (da) |
AU (1) | AU3942389A (da) |
CS (1) | CS271879B1 (da) |
DK (1) | DK388289A (da) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6776257B1 (en) * | 2003-05-13 | 2004-08-17 | Silent Exhaust Systems Ltd. | Sound-attenuating muffler having reduced back pressure |
FR2874233A1 (fr) * | 2004-08-16 | 2006-02-17 | Pauline Blain | Systeme pour attenuer les ondes sonores contenues dans les gaz ou l'air d'evacuation des moteurs thermiques ou turbines ou materiels fonctionnant a l'air comprime |
DE102010008403A1 (de) * | 2010-02-18 | 2011-08-18 | J. Eberspächer GmbH & Co. KG, 73730 | Schalldämpfer |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR839063A (fr) * | 1937-12-02 | 1939-03-23 | Citroen Sa Andre | Perfectionnements aux silencieux d'échappement |
US2199164A (en) * | 1938-11-17 | 1940-04-30 | Herbert S Powell | Muffler |
DE736633C (de) * | 1941-10-26 | 1943-06-23 | Eberspaecher J | Aus mehreren Kammern bestehender Schalldaempfer, bei dem die Gase dem Mantel des Schalldaempfers entlangstroemen, fuer Brennkraftmaschinen |
US2838128A (en) * | 1955-08-30 | 1958-06-10 | Sr Edward A Kliewer | Engine exhaust muffler |
US2881852A (en) * | 1956-06-14 | 1959-04-14 | Gen Motors Corp | Exhaust muffler means |
GB1513473A (en) * | 1974-08-28 | 1978-06-07 | Yamaha Motor Co Ltd | Method and apparatus for silencing the exhaust noise of internal combustion engines |
US4143739A (en) * | 1977-05-09 | 1979-03-13 | Nelson Industries, Inc. | Concentric pass-type muffler construction |
IT7853327V0 (it) * | 1978-05-17 | 1978-05-17 | Fiat Spa | Silenziatore di scarico per trattori agricoli |
FR2598176B1 (fr) * | 1986-04-30 | 1990-01-19 | Boet Sa Andre | Silencieux pour courant gazeux |
-
1988
- 1988-08-16 CS CS885637A patent/CS271879B1/cs unknown
-
1989
- 1989-08-08 AU AU39423/89A patent/AU3942389A/en not_active Abandoned
- 1989-08-08 DK DK388289A patent/DK388289A/da not_active Application Discontinuation
- 1989-08-10 EP EP89114827A patent/EP0355605A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CS563788A1 (en) | 1990-03-14 |
DK388289A (da) | 1990-02-17 |
EP0355605A1 (de) | 1990-02-28 |
CS271879B1 (en) | 1990-12-13 |
AU3942389A (en) | 1990-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment | ||
AHB | Application shelved due to non-payment |