CA2363649C - Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe - Google Patents

Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe Download PDF

Info

Publication number: CA2363649C
Authority: CA; Canada
Prior art keywords: thermochromatic; liquid level; container; level gauge; external liquid
Prior art date: 2001-11-22
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

CA 2363649

Other languages

English (en)

Other versions

CA2363649A1 (fr

Inventor

Joseph Rait

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.)

Individual

Original Assignee

Individual

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.)

2001-11-22

Filing date

2001-11-22

Publication date

2005-05-17

2001-11-22 Application filed by Individual filed Critical Individual

2001-11-22 Priority to CA 2363649 priority Critical patent/CA2363649C/fr

2003-05-22 Publication of CA2363649A1 publication Critical patent/CA2363649A1/fr

2005-05-17 Application granted granted Critical

2005-05-17 Publication of CA2363649C publication Critical patent/CA2363649C/fr

2021-11-22 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000007788 liquid Substances 0.000 title claims abstract description 198
238000000034 method Methods 0.000 title claims abstract description 45
239000000463 material Substances 0.000 claims abstract description 260
230000009969 flowable effect Effects 0.000 claims abstract description 93
238000012546 transfer Methods 0.000 claims abstract description 56
239000000758 substrate Substances 0.000 claims abstract description 44
239000011800 void material Substances 0.000 claims abstract description 39
238000012216 screening Methods 0.000 claims abstract description 25
238000000465 moulding Methods 0.000 claims abstract description 13
238000010422 painting Methods 0.000 claims abstract description 13
230000008859 change Effects 0.000 claims description 28
238000003491 array Methods 0.000 claims description 10
230000001681 protective effect Effects 0.000 claims description 9
238000007743 anodising Methods 0.000 claims description 5
230000003064 anti-oxidating effect Effects 0.000 claims description 5
239000008187 granular material Substances 0.000 claims description 5
150000001875 compounds Chemical class 0.000 claims description 4
230000001939 inductive effect Effects 0.000 claims description 4
239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 claims description 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
241001122767 Theaceae Species 0.000 claims description 3
GPQUEUOSGZMUQE-UHFFFAOYSA-N [O-2].[Hg+].[Hg+] Chemical compound [O-2].[Hg+].[Hg+] GPQUEUOSGZMUQE-UHFFFAOYSA-N 0.000 claims description 3
239000004744 fabric Substances 0.000 claims description 3
235000011389 fruit/vegetable juice Nutrition 0.000 claims description 3
239000011344 liquid material Substances 0.000 claims description 3
RPZHFKHTXCZXQV-UHFFFAOYSA-N mercury(I) oxide Inorganic materials O1[Hg][Hg]1 RPZHFKHTXCZXQV-UHFFFAOYSA-N 0.000 claims description 3
239000008267 milk Substances 0.000 claims description 3
210000004080 milk Anatomy 0.000 claims description 3
235000013336 milk Nutrition 0.000 claims description 3
238000005507 spraying Methods 0.000 claims description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
238000009736 wetting Methods 0.000 claims description 3
230000004044 response Effects 0.000 description 8
239000007789 gas Substances 0.000 description 6
239000011521 glass Substances 0.000 description 4
238000005259 measurement Methods 0.000 description 4
239000000126 substance Substances 0.000 description 3
RJECHNNFRHZQKU-UHFFFAOYSA-N Oelsaeurecholesterylester Natural products C12CCC3(C)C(C(C)CCCC(C)C)CCC3C2CC=C2C1(C)CCC(OC(=O)CCCCCCCC=CCCCCCCCC)C2 RJECHNNFRHZQKU-UHFFFAOYSA-N 0.000 description 2
XMPIMLRYNVGZIA-CCEZHUSRSA-N [10,13-dimethyl-17-(6-methylheptan-2-yl)-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] [(e)-octadec-9-enyl] carbonate Chemical compound C12CCC3(C)C(C(C)CCCC(C)C)CCC3C2CC=C2C1(C)CCC(OC(=O)OCCCCCCCC/C=C/CCCCCCCC)C2 XMPIMLRYNVGZIA-CCEZHUSRSA-N 0.000 description 2
230000004075 alteration Effects 0.000 description 2
RJECHNNFRHZQKU-RMUVNZEASA-N cholesteryl oleate Chemical compound C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)C1 RJECHNNFRHZQKU-RMUVNZEASA-N 0.000 description 2
239000003086 colorant Substances 0.000 description 2
230000008520 organization Effects 0.000 description 2
229920002799 BoPET Polymers 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
239000005041 Mylar™ Substances 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
238000000576 coating method Methods 0.000 description 1
239000002178 crystalline material Substances 0.000 description 1
230000003111 delayed effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
239000003599 detergent Substances 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
230000007717 exclusion Effects 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
239000012530 fluid Substances 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000006698 induction Effects 0.000 description 1
239000004973 liquid crystal related substance Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
239000004033 plastic Substances 0.000 description 1
238000007639 printing Methods 0.000 description 1
230000008569 process Effects 0.000 description 1
230000005855 radiation Effects 0.000 description 1
230000006903 response to temperature Effects 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
238000007650 screen-printing Methods 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
230000007704 transition Effects 0.000 description 1

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
- G01F23/22—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

Landscapes

Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Details Of Rigid Or Semi-Rigid Containers (AREA)
Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Measuring Temperature Or Quantity Of Heat (AREA)

CA 2363649 2001-11-22 2001-11-22 Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe Expired - Fee Related CA2363649C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2363649 CA2363649C (fr)	2001-11-22	2001-11-22	Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2363649 CA2363649C (fr)	2001-11-22	2001-11-22	Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe

Publications (2)

Publication Number	Publication Date
CA2363649A1 CA2363649A1 (fr)	2003-05-22
CA2363649C true CA2363649C (fr)	2005-05-17

Family

ID=4170632

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2363649 Expired - Fee Related CA2363649C (fr)	2001-11-22	2001-11-22	Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe

Country Status (1)

Country	Link
CA (1)	CA2363649C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN107966183B (zh) *	2017-12-01	2019-11-12	中国航发南方工业有限公司	一种涡轮叶片机加孔空气流量测量方法

2001
- 2001-11-22 CA CA 2363649 patent/CA2363649C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2363649A1 (fr)	2003-05-22

Legal Events

Date	Code	Title	Description
2001-11-22	EEER	Examination request
2009-11-23	MKLA	Lapsed

Publication	Publication Date	Title
US6880396B2 (en)	2005-04-19	Level indicator having thermochromic leucodye inks
US4358955A (en)	1982-11-16	Liquid level gauge
US6761066B2 (en)	2004-07-13	Level indicator
US5720555A (en)	1998-02-24	Temperature indicating container and lid apparatus
US3696675A (en)	1972-10-10	Method and means for determining liquid level in a container
US5323652A (en)	1994-06-28	Thermochromic level indicator
EP0227805A1 (fr)	1987-07-08	Indicateur de temps-temperature
US7043983B2 (en)	2006-05-16	Horizontal liquid level measuring device
US4019368A (en)	1977-04-26	Pictorial room thermometer
HK1003599A1 (en)	1998-10-30	Temperature indicator and watch with such a temperature indicator
WO2003025522A1 (fr)	2003-03-27	Indicateur de niveau thermochromatique pour generateur d'aerosol
CA2338407A1 (fr)	2002-08-26	Indicateur externe de niveau de liquide
GB1161039A (en)	1969-08-13	A Visual Display Device
WO2001098741A2 (fr)	2001-12-27	Indicateur de temperature changeant de couleur
CA2363649C (fr)	2005-05-17	Jauge thermochromatique du niveau de liquide, a application externe directe, et methode connexe
US6955083B2 (en)	2005-10-18	Vertical liquid level measuring device
US3880012A (en)	1975-04-29	Integral shaded area on single mark vessel to aid in view of meniscus
CA2052262C (fr)	1996-10-29	Instrument de conception simple pour mesurer la ligne horizontale, la ligne verticale et les angles
WO2008100199A1 (fr)	2008-08-21	Dispositif pour indiquer le niveau d'un liquide dans une caisse-outre
CA1211003A (fr)	1986-09-09	Temoin de niveau d'un liquide dans un contenant
AU5711499A (en)	2000-05-04	Device for the indication and display of a physical paremeter, particularly temperature, by use of coatings
CN2204996Y (zh)	1995-08-09	一种检测物体倾斜角度的倾角仪
GB2311371A (en)	1997-09-24	A beer mat
US2550175A (en)	1951-04-24	Direct reading gauge for cold fluids
JPS63284423A (ja)	1988-11-21	光ファイバ−を利用した液面指示計