DE3372307D1 - An apparatus for detecting deposition of ice or the like - Google Patents
An apparatus for detecting deposition of ice or the likeInfo
- Publication number
- DE3372307D1 DE3372307D1 DE8383201072T DE3372307T DE3372307D1 DE 3372307 D1 DE3372307 D1 DE 3372307D1 DE 8383201072 T DE8383201072 T DE 8383201072T DE 3372307 T DE3372307 T DE 3372307T DE 3372307 D1 DE3372307 D1 DE 3372307D1
- Authority
- DE
- Germany
- Prior art keywords
- vibrator
- ice
- deposition
- voltage
- vibration source
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
Landscapes
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Acoustics & Sound (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Steroid Compounds (AREA)
- Power Steering Mechanism (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8202942A NL8202942A (nl) | 1982-07-21 | 1982-07-21 | Toestel voor het vaststellen van ijsafzetting of dergelijke. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3372307D1 true DE3372307D1 (en) | 1987-08-06 |
Family
ID=19840066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383201072T Expired DE3372307D1 (en) | 1982-07-21 | 1983-07-20 | An apparatus for detecting deposition of ice or the like |
Country Status (6)
Country | Link |
---|---|
US (1) | US4568922A (de) |
EP (1) | EP0101114B1 (de) |
JP (1) | JPS5940141A (de) |
AT (1) | ATE28106T1 (de) |
DE (1) | DE3372307D1 (de) |
NL (1) | NL8202942A (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH656015A5 (en) * | 1984-02-27 | 1986-05-30 | Vibro Meter Ag | Method of detecting a risk of freezing, warning device for implementing the method and its use |
US4891628A (en) * | 1988-12-29 | 1990-01-02 | Leonard Zuckerman | Environmental matter detection system |
US5206806A (en) * | 1989-01-10 | 1993-04-27 | Gerardi Joseph J | Smart skin ice detection and de-icing system |
US5398547A (en) * | 1989-01-10 | 1995-03-21 | Innovative Dynamics, Inc. | Apparatus for measuring ice distribution profiles |
US5195046A (en) * | 1989-01-10 | 1993-03-16 | Gerardi Joseph J | Method and apparatus for structural integrity monitoring |
US5117687A (en) * | 1990-01-11 | 1992-06-02 | Gerardi Joseph J | Omnidirectional aerodynamic sensor |
US5051645A (en) * | 1990-01-30 | 1991-09-24 | Johnson Service Company | Acoustic wave H2 O phase-change sensor capable of self-cleaning and distinguishing air, water, dew, frost and ice |
US5187980A (en) * | 1990-05-31 | 1993-02-23 | The United States Of America As Represented By The United States Department Of Energy | Method and apparatus for acoustic plate mode liquid-solid phase transition detection |
US5627310A (en) * | 1992-12-10 | 1997-05-06 | Imi Cornelius, Inc. | Sensor arrangement for ice bank control |
US5474261A (en) * | 1993-09-20 | 1995-12-12 | Raton Technology Research, Inc. | Ice detection apparatus for transportation safety |
US5665913A (en) * | 1996-03-07 | 1997-09-09 | E-Systems, Inc. | Method and apparatus for evaluation and inspection of composite-repaired structures |
NO313219B1 (no) * | 2000-12-07 | 2002-08-26 | Protura As | Anordning og fremgangsmåte for fjerning av fremmedmateriale så som is/snö fra en luftledning |
JP2003042924A (ja) * | 2001-07-31 | 2003-02-13 | National Institute Of Advanced Industrial & Technology | 粘度を測定するための方法及び装置 |
US6979494B2 (en) * | 2002-08-27 | 2005-12-27 | Cryovac, Inc. | Dual-ovenable, heat-sealable packaging film |
US7919161B2 (en) * | 2002-12-18 | 2011-04-05 | Cryovac, Inc. | Dual-ovenable, heat-sealable packaging tray |
GB2467527A (en) * | 2009-02-03 | 2010-08-04 | Siemens Magnet Technology Ltd | Detection of frozen deposits due to air ingress into cryogen vessels by change in resonant frequency of tensioned wire |
MX341043B (es) | 2010-08-23 | 2016-08-05 | Cryovac Inc | Empaque para horno sellado al calor. |
US9359081B2 (en) * | 2012-06-12 | 2016-06-07 | The Boeing Company | Icing condition detection system |
US11802756B2 (en) | 2020-08-18 | 2023-10-31 | Steven R. Weeres | Ice thickness transducer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3240054A (en) * | 1962-12-24 | 1966-03-15 | Gabb Special Products Inc | Ice detector |
US3270330A (en) * | 1963-11-04 | 1966-08-30 | Stanley Weinberg | Ice detecting apparatus |
DE1673972B2 (de) * | 1968-03-16 | 1973-05-24 | Lehmann, Walter, 1000 Berlin | Vorrichtung zur anzeige des fuellstandes von lagergut in behaeltern |
JPS5315872A (en) * | 1976-07-28 | 1978-02-14 | Yokogawa Hokushin Electric Corp | Dew detector |
JPS5315873A (en) * | 1976-07-28 | 1978-02-14 | Yokogawa Hokushin Electric Corp | Dew detector |
CA1090441A (en) * | 1976-11-10 | 1980-11-25 | Toshibumi Kamiyama | Frost detector |
US4193010A (en) * | 1976-12-09 | 1980-03-11 | Essex Transducers Corporation | Sensor device using piezoelectric coating subjected to bending |
-
1982
- 1982-07-21 NL NL8202942A patent/NL8202942A/nl not_active Application Discontinuation
-
1983
- 1983-07-18 US US06/514,475 patent/US4568922A/en not_active Expired - Fee Related
- 1983-07-20 EP EP19830201072 patent/EP0101114B1/de not_active Expired
- 1983-07-20 DE DE8383201072T patent/DE3372307D1/de not_active Expired
- 1983-07-20 AT AT83201072T patent/ATE28106T1/de not_active IP Right Cessation
- 1983-07-21 JP JP58132023A patent/JPS5940141A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
NL8202942A (nl) | 1984-02-16 |
ATE28106T1 (de) | 1987-07-15 |
EP0101114A1 (de) | 1984-02-22 |
EP0101114B1 (de) | 1987-07-01 |
US4568922A (en) | 1986-02-04 |
JPS5940141A (ja) | 1984-03-05 |
JPH044542B2 (de) | 1992-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |