NO322838B1 - Svingningsdemper for ultralydbolger og maleapparat med sadan demper - Google Patents
Svingningsdemper for ultralydbolger og maleapparat med sadan demper Download PDFInfo
- Publication number
- NO322838B1 NO322838B1 NO19974861A NO974861A NO322838B1 NO 322838 B1 NO322838 B1 NO 322838B1 NO 19974861 A NO19974861 A NO 19974861A NO 974861 A NO974861 A NO 974861A NO 322838 B1 NO322838 B1 NO 322838B1
- Authority
- NO
- Norway
- Prior art keywords
- damping element
- oscillation damper
- stated
- ultrasound
- damper
- Prior art date
Links
- 238000013016 damping Methods 0.000 claims abstract description 33
- 238000002604 ultrasonography Methods 0.000 claims description 40
- 230000010355 oscillation Effects 0.000 claims description 21
- 230000007480 spreading Effects 0.000 claims description 21
- 230000001788 irregular Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 6
- 230000001066 destructive effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Combustion & Propulsion (AREA)
- Measuring Volume Flow (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19606411A DE19606411C2 (de) | 1996-02-21 | 1996-02-21 | Schalldämpfer für Ultraschallwellen |
| PCT/EP1997/000795 WO1997031365A2 (de) | 1996-02-21 | 1997-02-19 | Schalldämpfer fur ultraschallwellen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO974861L NO974861L (no) | 1997-10-21 |
| NO974861D0 NO974861D0 (no) | 1997-10-21 |
| NO322838B1 true NO322838B1 (no) | 2006-12-11 |
Family
ID=7785984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19974861A NO322838B1 (no) | 1996-02-21 | 1997-10-21 | Svingningsdemper for ultralydbolger og maleapparat med sadan demper |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0821823B1 (da) |
| JP (1) | JP3212614B2 (da) |
| DE (2) | DE19606411C2 (da) |
| DK (1) | DK0821823T3 (da) |
| NO (1) | NO322838B1 (da) |
| WO (1) | WO1997031365A2 (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19742343C2 (de) * | 1997-08-14 | 2000-09-21 | Mueller Bbm Gmbh | Ultraschalldämpfer |
| WO1999022207A1 (en) * | 1997-10-24 | 1999-05-06 | Daniel Industries, Inc. | Ultrasonic gas meter silencer and method |
| US6533065B2 (en) * | 2000-12-19 | 2003-03-18 | Daniel Industries, Inc. | Noise silencer and method for use with an ultrasonic meter |
| CA2782601C (en) | 2009-12-18 | 2015-07-21 | Mitsubishi Tanabe Pharma Corporation | Novel antiplatelet agent |
| CZ2022333A3 (cs) * | 2022-08-10 | 2024-02-21 | Jaroslav Mikan | Sestava pro potlačení parazitních ultrazvukových vln šířících se tekutinou a ultrazvukový průtokoměr |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56164918A (en) * | 1980-05-23 | 1981-12-18 | Fuji Electric Co Ltd | Ultrasonic flowmeter |
| JPS58202322A (ja) * | 1982-05-20 | 1983-11-25 | Makoto Minamidate | 内燃機関の排気消音装置 |
| JPS5946817A (ja) * | 1982-09-10 | 1984-03-16 | Oval Eng Co Ltd | 雑音減衰器 |
| JPS61294116A (ja) * | 1985-06-20 | 1986-12-24 | Honda Motor Co Ltd | 内燃機関用消音器 |
| DE9212762U1 (da) * | 1992-09-23 | 1992-11-19 | Bauer, Eugen, Ing.(Grad.), 4600 Dortmund, De | |
| DE19530807C2 (de) * | 1995-08-22 | 1999-11-18 | Krohne Ag Basel | Verfahren zur Bestimmung des Volumendurchflusses von strömenden Medien |
-
1996
- 1996-02-21 DE DE19606411A patent/DE19606411C2/de not_active Expired - Fee Related
-
1997
- 1997-02-19 WO PCT/EP1997/000795 patent/WO1997031365A2/de active IP Right Grant
- 1997-02-19 DE DE59703762T patent/DE59703762D1/de not_active Expired - Lifetime
- 1997-02-19 EP EP97921650A patent/EP0821823B1/de not_active Expired - Lifetime
- 1997-02-19 JP JP52549097A patent/JP3212614B2/ja not_active Expired - Fee Related
- 1997-02-19 DK DK97921650T patent/DK0821823T3/da active
- 1997-10-21 NO NO19974861A patent/NO322838B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO974861L (no) | 1997-10-21 |
| EP0821823A2 (de) | 1998-02-04 |
| JP3212614B2 (ja) | 2001-09-25 |
| JPH11505025A (ja) | 1999-05-11 |
| DE19606411C2 (de) | 2000-05-11 |
| DE59703762D1 (de) | 2001-07-19 |
| WO1997031365A2 (de) | 1997-08-28 |
| EP0821823B1 (de) | 2001-06-13 |
| WO1997031365A3 (de) | 1997-10-02 |
| DK0821823T3 (da) | 2001-09-17 |
| NO974861D0 (no) | 1997-10-21 |
| DE19606411A1 (de) | 1997-09-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |