DE69431087D1 - Flüssigkeitslehre und Fernabfragesensor - Google Patents

Flüssigkeitslehre und Fernabfragesensor

Info

Publication number
DE69431087D1
DE69431087D1 DE69431087T DE69431087T DE69431087D1 DE 69431087 D1 DE69431087 D1 DE 69431087D1 DE 69431087 T DE69431087 T DE 69431087T DE 69431087 T DE69431087 T DE 69431087T DE 69431087 D1 DE69431087 D1 DE 69431087D1
Authority
DE
Germany
Prior art keywords
remote query
fluid gauge
query sensor
sensor
gauge
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 - Fee Related
Application number
DE69431087T
Other languages
English (en)
Other versions
DE69431087T2 (de
Inventor
David Henry Crowne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Simmonds Precision Products Inc
Original Assignee
Simmonds Precision Products Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Simmonds Precision Products Inc filed Critical Simmonds Precision Products Inc
Publication of DE69431087D1 publication Critical patent/DE69431087D1/de
Application granted granted Critical
Publication of DE69431087T2 publication Critical patent/DE69431087T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G01F23/74—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/04—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves
    • G01F23/2963—Measuring transit time of reflected waves magnetostrictive
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/80—Arrangements for signal processing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/904—Optical liquid level sensors with single light guide element to guide light in a continuous path
DE69431087T 1993-05-28 1994-05-19 Flüssigkeitslehre und Fernabfragesensor Expired - Fee Related DE69431087T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/069,263 US5399875A (en) 1993-05-28 1993-05-28 Liquid gauging apparatus and remote sensor interrogation

Publications (2)

Publication Number Publication Date
DE69431087D1 true DE69431087D1 (de) 2002-09-05
DE69431087T2 DE69431087T2 (de) 2003-03-13

Family

ID=22087799

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69431087T Expired - Fee Related DE69431087T2 (de) 1993-05-28 1994-05-19 Flüssigkeitslehre und Fernabfragesensor

Country Status (4)

Country Link
US (2) US5399875A (de)
EP (1) EP0626568B1 (de)
CA (1) CA2123854A1 (de)
DE (1) DE69431087T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5627380A (en) * 1993-05-28 1997-05-06 Simmonds Precision Products, Inc. Fluid gauging apparatus using integral electrical sensor and a stick gauge
EP0710820A1 (de) * 1994-10-26 1996-05-08 Scully Uk Limited Flüssigkeitsstandsmesser und -berichterstattungssystem
GB2294546A (en) * 1994-10-26 1996-05-01 Scully Uk Ltd Fluid level detector
FR2743750A1 (fr) * 1996-01-22 1997-07-25 Canon Kk Procede et dispositif de determination de la quantite de produit present dans un reservoir, notamment d'encre dans un dispositif de transfert d'image
JPH11502791A (ja) 1996-01-22 1999-03-09 キヤノン株式会社 タンク、特に、画像形成装置のインクタンクに存在する生成物の量を決定する方法及び装置
JP3710230B2 (ja) 1996-10-04 2005-10-26 キヤノン株式会社 インク検出方法、およびインクジェット記録装置
US7079778B1 (en) * 2000-04-07 2006-07-18 Northrop Grumman Corporation Rugged shock-resistant backplane for embedded systems
US7221746B1 (en) 1998-12-23 2007-05-22 Donald Onken Sensing method for monitoring conditions for a remote location
GB9920762D0 (en) * 1999-09-02 1999-11-03 Transense Technologies Plc Apparatus and method for interrogating a passive sensor
US6664932B2 (en) * 2000-01-12 2003-12-16 Emag Technologies, Inc. Multifunction antenna for wireless and telematic applications
US6711949B1 (en) 2001-02-01 2004-03-30 Fluent Systems, Llc Remote fluid level detection system
US20040079152A1 (en) * 2001-02-01 2004-04-29 Fluent Systems, Llc Remote fluid level detection system
US20040078170A1 (en) * 2002-10-17 2004-04-22 Don Di Marzio System and method for monitoring a structure
US7135986B2 (en) * 2003-06-13 2006-11-14 Arad Measuring Technologies Ltd. Meter register having an encoder for measuring material flow and an algorithm to selectively block signal transmission
US7267014B2 (en) * 2004-09-23 2007-09-11 Arad Measuring Technologies Ltd. Meter register having an encoder
US7800372B2 (en) * 2006-09-20 2010-09-21 Baker Hughes Incorporated Resistivity tools with segmented azimuthally sensitive antennas and methods of making same
US8204802B2 (en) * 2007-12-20 2012-06-19 United Parcel Service Of America, Inc. Fuel accounting system and methods
FR3037646B1 (fr) * 2015-06-17 2019-12-20 Bia Transmission d'informations et d'energie entre un capteur mobile et un element fixe
US10598537B2 (en) * 2015-12-17 2020-03-24 Simmonds Precision Products, Inc. Systems and methods for liquid level detection with optoelectronic interfaced dual thermistor bead sensor
US9793991B2 (en) 2016-03-15 2017-10-17 Simmonds Precision Products, Inc. Optically interfaced remote data concentrator
US10627280B2 (en) * 2017-04-17 2020-04-21 Simmonds Precision Products Integrated sensor unit for fuel gauging
US10436626B2 (en) * 2017-07-27 2019-10-08 Pratt & Whitney Canada Corp. Multi-channel fluid level sensor
CN114088154B (zh) * 2020-07-03 2023-05-26 成都秦川物联网科技股份有限公司 一种用于物联网智能燃气表的光电编码器

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FR2278758A1 (fr) * 1974-07-17 1976-02-13 Exxon Research Engineering Co Composition d'huile hydrocarbonee pour fluides hydrauliques
US4031513A (en) * 1974-11-08 1977-06-21 Northern Illinois Gas Company RF data exchange system
US4119948A (en) * 1976-04-29 1978-10-10 Ernest Michael Ward Remote meter reading system
US4313228A (en) * 1980-01-23 1982-01-26 Imperial Oil Limited Wireless link between vehicles and a stationary installation
DE3160292D1 (en) * 1980-04-23 1983-07-07 Contraves Ag Canula with sensing means
US4420976A (en) * 1981-09-09 1983-12-20 Mcdonnell Douglas Corporation Multiplexed true mass gaging system
US4524282A (en) * 1982-06-24 1985-06-18 Courser, Incorporated Electro-optical level detector
WO1988009493A1 (en) * 1987-05-29 1988-12-01 Godfrey Howden Proprietary Limited Liquid testing apparatus
US4841227A (en) * 1987-06-01 1989-06-20 Simmonds Precision Products, Inc. Apparatus for the ratiometric measurement of a quantity of liquid in a tank
US4988975A (en) * 1987-12-14 1991-01-29 Nap Kimbel A Dip stick resistive liquid level detector with adjustable stop
MY106078A (en) * 1988-12-26 1995-03-31 Tokyo Tatsuno Kk System for radio transmission of liquid level data and for converting received data to volume data to be indicated.
US4941227A (en) * 1989-01-25 1990-07-17 Sussman Harold I Device for cleaning dental implant posts
US4963729A (en) * 1989-03-03 1990-10-16 Simmonds Precision Products, Inc. Optically powered sensor system with improved signal conditioning
US4955231A (en) * 1989-05-12 1990-09-11 General Motors Corporation Liquid float gage assembly
IL91439A (en) * 1989-08-25 1994-10-07 Arad Ltd System for measuring and recording a utility consumption
GB8920130D0 (en) * 1989-09-06 1989-10-18 Dynapert Ltd Sensing device
US5075631A (en) * 1989-12-21 1991-12-24 Patriquin Douglas R Encoding system and method for differential capacitive transducer
US5077527A (en) * 1989-12-21 1991-12-31 Simmonds Precision Products, Inc. Encoding system and method for differential capacitive transducer
US5020367A (en) * 1990-09-04 1991-06-04 Midland Manufacturing Corp. Tank-level gauge
US5150615A (en) * 1991-01-18 1992-09-29 Nartron Corporation Liquid level sensor
US5134282A (en) * 1991-02-20 1992-07-28 Cornell Research Foundation, Inc. Optoelectric sensor and converter
US5119679A (en) * 1991-04-05 1992-06-09 The Boeing Company Optically powered and linked pressure transducer
US5321229A (en) * 1993-04-05 1994-06-14 Whirlpool Corporation Remote control for a domestic appliance

Also Published As

Publication number Publication date
EP0626568B1 (de) 2002-07-31
EP0626568A3 (de) 1996-01-31
EP0626568A2 (de) 1994-11-30
DE69431087T2 (de) 2003-03-13
CA2123854A1 (en) 1994-11-29
US5399875A (en) 1995-03-21
US5530258A (en) 1996-06-25

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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