EP1001226A3 - Ultraschall-Sensor für eine Dunstabzugshaube - Google Patents
Ultraschall-Sensor für eine Dunstabzugshaube Download PDFInfo
- Publication number
- EP1001226A3 EP1001226A3 EP99122361A EP99122361A EP1001226A3 EP 1001226 A3 EP1001226 A3 EP 1001226A3 EP 99122361 A EP99122361 A EP 99122361A EP 99122361 A EP99122361 A EP 99122361A EP 1001226 A3 EP1001226 A3 EP 1001226A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- sensor
- ultrasonic sensor
- hoods
- smoke extracting
- resonance frequency
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0207—Driving circuits
- B06B1/0223—Driving circuits for generating signals continuous in time
- B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
- B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
- B06B1/0261—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal taken from a transducer or electrode connected to the driving transducer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19851884 | 1998-11-11 | ||
DE19851884A DE19851884A1 (de) | 1998-11-11 | 1998-11-11 | Ultraschall-Sensor für eine Dunstabzugshaube |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1001226A2 EP1001226A2 (de) | 2000-05-17 |
EP1001226A3 true EP1001226A3 (de) | 2003-01-22 |
EP1001226B1 EP1001226B1 (de) | 2004-09-29 |
Family
ID=7887347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99122361A Expired - Lifetime EP1001226B1 (de) | 1998-11-11 | 1999-11-10 | Ultraschall-Sensor für eine Dunstabzugshaube |
Country Status (3)
Country | Link |
---|---|
US (1) | US6324889B1 (de) |
EP (1) | EP1001226B1 (de) |
DE (2) | DE19851884A1 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10109252C1 (de) * | 2001-02-26 | 2002-10-31 | Rational Ag | Verfahren zum Bestimmen zumindest einer Gargutgröße eines Garguts und/oder zumindest eines Garparameters über Schallwellen sowie Vorrichtung hierzu |
GB0129139D0 (en) * | 2001-12-05 | 2002-01-23 | Sra Dev Ltd | Ultrasonic generator system |
DE10215043A1 (de) * | 2002-04-05 | 2003-10-23 | Diehl Ako Stiftung Gmbh & Co | Einrichtung zur Zustandserfassung an einer Platte oder Wand eines Haushaltsgerätes |
DE10310143A1 (de) * | 2003-03-07 | 2004-09-16 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Verfahren und Vorrichtung zur Bestimmung der Resonanzfrequenz eines Resonanzkreises |
KR100584309B1 (ko) * | 2003-07-16 | 2006-05-26 | 엘지전자 주식회사 | 전자 레인지의 오염물질 배출장치 및 배출방법 |
DE102005063350B4 (de) * | 2005-06-04 | 2008-04-24 | Diehl Ako Stiftung & Co. Kg | Dunstabzugshaube |
DE102005025787B3 (de) * | 2005-06-04 | 2007-01-04 | Diehl Ako Stiftung & Co. Kg | Dunstabzugshaube und Verfahren zum Steuern einer Dunstabzugshaube |
DE102009061087B3 (de) * | 2008-04-18 | 2012-06-14 | Denso Corporation | Ultraschallsensor |
US20100126275A1 (en) * | 2008-11-24 | 2010-05-27 | Greg Leyh | Self-calibrating ultrasound systems and methods |
GB2479696B (en) * | 2009-02-06 | 2013-01-30 | Zevex Inc | Air bubble detector |
CN102374561B (zh) * | 2010-08-17 | 2016-06-15 | 博西华电器(江苏)有限公司 | 具有烟气自动检测装置的吸油烟机及其控制方法 |
CN102374562B (zh) * | 2010-08-17 | 2015-11-25 | 博西华电器(江苏)有限公司 | 具有烟气自动检测装置的吸油烟机 |
CN102374563B (zh) * | 2010-08-17 | 2015-11-25 | 博西华电器(江苏)有限公司 | 具有烟气自动检测装置的吸油烟机及其控制方法 |
DE102012024975A1 (de) | 2012-12-20 | 2014-06-26 | Diehl Ako Stiftung & Co. Kg | Dunstabzugshaube und Verfahren zum Steuern des Betriebs einer Dunstabzugshaube |
DE102013022023B4 (de) | 2013-12-20 | 2020-10-08 | Diehl Ako Stiftung & Co. Kg | Dunstabzugshaube und Verfahren zum Steuern des Betriebs einer Dunstabzugshaube |
CN107255349B (zh) * | 2017-06-26 | 2019-11-22 | 广东美的暖通设备有限公司 | 传感器温度修正方法、装置及计算机可读存储介质 |
CN109508511B (zh) * | 2018-12-24 | 2023-06-23 | 中国航空工业集团公司西安飞机设计研究所 | 频率响应分析测量中扫频方法 |
US11125446B2 (en) * | 2019-11-25 | 2021-09-21 | Bsh Home Appliances Corporation | Ultrasonic filtration device for extractor hood |
US20230149213A1 (en) * | 2021-11-18 | 2023-05-18 | Johnson & Johnson Surgical Vision, Inc. | On-the-fly tuning for piezoelectric ultrasonic handpieces |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3967143A (en) * | 1974-10-10 | 1976-06-29 | Oki Electric Industry Company, Ltd. | Ultrasonic wave generator |
EP0443141A2 (de) * | 1990-02-21 | 1991-08-28 | DIEHL GMBH & CO. | Schaltungsanordnung zur Steuerung eines Lüfters |
DE19510731A1 (de) * | 1994-08-22 | 1996-02-29 | Diehl Gmbh & Co | Ultraschall-Strecke in schmalen Kanälen von Gehäusen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4243945A1 (de) * | 1992-12-23 | 1994-06-30 | Bosch Siemens Hausgeraete | Dunstabzugshaube mit einer akustischen Sensorstrecke |
US5991234A (en) * | 1998-06-11 | 1999-11-23 | Trw Inc. | Ultrasonic sensor system and method having automatic excitation frequency adjustment |
-
1998
- 1998-11-11 DE DE19851884A patent/DE19851884A1/de not_active Withdrawn
-
1999
- 1999-11-10 EP EP99122361A patent/EP1001226B1/de not_active Expired - Lifetime
- 1999-11-10 DE DE59910644T patent/DE59910644D1/de not_active Expired - Lifetime
- 1999-11-11 US US09/438,716 patent/US6324889B1/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3967143A (en) * | 1974-10-10 | 1976-06-29 | Oki Electric Industry Company, Ltd. | Ultrasonic wave generator |
EP0443141A2 (de) * | 1990-02-21 | 1991-08-28 | DIEHL GMBH & CO. | Schaltungsanordnung zur Steuerung eines Lüfters |
DE19510731A1 (de) * | 1994-08-22 | 1996-02-29 | Diehl Gmbh & Co | Ultraschall-Strecke in schmalen Kanälen von Gehäusen |
Also Published As
Publication number | Publication date |
---|---|
DE59910644D1 (de) | 2004-11-04 |
DE19851884A1 (de) | 2000-05-18 |
US6324889B1 (en) | 2001-12-04 |
EP1001226A2 (de) | 2000-05-17 |
EP1001226B1 (de) | 2004-09-29 |
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