DE502004002024D1 - Schallaufnehmer - Google Patents
SchallaufnehmerInfo
- Publication number
- DE502004002024D1 DE502004002024D1 DE502004002024T DE502004002024T DE502004002024D1 DE 502004002024 D1 DE502004002024 D1 DE 502004002024D1 DE 502004002024 T DE502004002024 T DE 502004002024T DE 502004002024 T DE502004002024 T DE 502004002024T DE 502004002024 D1 DE502004002024 D1 DE 502004002024D1
- Authority
- DE
- Germany
- Prior art keywords
- sound sensor
- sound
- sensor
- Prior art date
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10325801A DE10325801A1 (de) | 2003-06-06 | 2003-06-06 | Schallaufnehmer |
PCT/EP2004/005826 WO2004109249A2 (de) | 2003-06-06 | 2004-05-28 | Schallaufnehmer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE502004002024D1 true DE502004002024D1 (de) | 2006-12-28 |
Family
ID=33494875
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10325801A Ceased DE10325801A1 (de) | 2003-06-06 | 2003-06-06 | Schallaufnehmer |
DE502004002024T Active DE502004002024D1 (de) | 2003-06-06 | 2004-05-28 | Schallaufnehmer |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10325801A Ceased DE10325801A1 (de) | 2003-06-06 | 2003-06-06 | Schallaufnehmer |
Country Status (6)
Country | Link |
---|---|
US (1) | US7559239B2 (de) |
EP (1) | EP1631808B1 (de) |
CN (1) | CN100533092C (de) |
DE (2) | DE10325801A1 (de) |
ES (1) | ES2277258T3 (de) |
WO (1) | WO2004109249A2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010034749A1 (de) | 2010-08-19 | 2012-02-23 | Schaeffler Technologies Gmbh & Co. Kg | Vorrichtung zur Überwachung eines rotierenden Maschinenteils |
DE102012220222A1 (de) | 2012-11-07 | 2014-05-08 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zur Zustandsüberwachung eines Wälzlagers |
CN106225911A (zh) * | 2016-08-29 | 2016-12-14 | 广东履安实业有限公司 | 一种用于机器声音诊断的拾音器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4091660A (en) * | 1977-03-16 | 1978-05-30 | Matsushita Electric Industrial Co., Ltd. | Apparatus for detecting the breaking of a glass plate |
US4237454A (en) * | 1979-01-29 | 1980-12-02 | General Electric Company | System for monitoring bearings and other rotating equipment |
JPH0274868A (ja) * | 1988-09-09 | 1990-03-14 | Nissan Motor Co Ltd | 圧電型力学量センサ |
DE4119147A1 (de) * | 1991-06-11 | 1993-02-18 | Morgenstern Juergen | Nachweisgeraet fuer aktiv abstrahlende flaechen von ultraschall-schwingern |
DE4312887A1 (de) * | 1992-04-30 | 1993-11-04 | Fraunhofer Ges Forschung | Sensor mit hoher empfindlichkeit |
JP3315987B2 (ja) * | 1993-09-16 | 2002-08-19 | ヴェルナー クルフト | センサシステム |
CA2198737A1 (en) * | 1994-08-31 | 1996-03-07 | Jeffrey N. Schoess | Remote self-powered structure monitor |
GB2299168A (en) * | 1995-03-22 | 1996-09-25 | British Gas Plc | Vibration monitor |
US6205872B1 (en) * | 1998-12-29 | 2001-03-27 | Montronix, Inc. | Broadband vibration sensor apparatus |
US6259372B1 (en) | 1999-01-22 | 2001-07-10 | Eaton Corporation | Self-powered wireless transducer |
DE29912847U1 (de) | 1999-07-22 | 2000-08-31 | Siemens Ag | Schallaufnehmer |
DE19947129A1 (de) * | 1999-09-30 | 2001-04-05 | Siemens Ag | Diagnosesystem und -verfahren, insbesondere für ein Ventil |
-
2003
- 2003-06-06 DE DE10325801A patent/DE10325801A1/de not_active Ceased
-
2004
- 2004-05-28 ES ES04735233T patent/ES2277258T3/es active Active
- 2004-05-28 CN CNB2004800152899A patent/CN100533092C/zh not_active Expired - Fee Related
- 2004-05-28 DE DE502004002024T patent/DE502004002024D1/de active Active
- 2004-05-28 EP EP04735233A patent/EP1631808B1/de not_active Expired - Fee Related
- 2004-05-28 WO PCT/EP2004/005826 patent/WO2004109249A2/de active IP Right Grant
- 2004-05-28 US US10/559,369 patent/US7559239B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2277258T3 (es) | 2007-07-01 |
CN100533092C (zh) | 2009-08-26 |
EP1631808B1 (de) | 2006-11-15 |
EP1631808A2 (de) | 2006-03-08 |
WO2004109249A3 (de) | 2005-06-09 |
US7559239B2 (en) | 2009-07-14 |
DE10325801A1 (de) | 2005-01-05 |
CN1798965A (zh) | 2006-07-05 |
WO2004109249A2 (de) | 2004-12-16 |
US20060179948A1 (en) | 2006-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |