CN105486375A - System for measuring a fluid level - Google Patents
System for measuring a fluid level Download PDFInfo
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- CN105486375A CN105486375A CN201510621566.0A CN201510621566A CN105486375A CN 105486375 A CN105486375 A CN 105486375A CN 201510621566 A CN201510621566 A CN 201510621566A CN 105486375 A CN105486375 A CN 105486375A
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- Prior art keywords
- photoluminescence
- light
- liquid level
- ullage
- tank
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- 238000005424 photoluminescence Methods 0.000 claims abstract description 136
- 239000007788 liquid Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 description 30
- 239000003921 oil Substances 0.000 description 20
- 239000010721 machine oil Substances 0.000 description 10
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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
- G01F23/04—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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Measuring Devices (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measuring Fluid Pressure (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
There is provided a system for measuring a fluid level. The system comprises a dipstick which is adapted to be received in a fluid reservoir and having a photoluminescence section. The system also includes a light source which is capable of emitting a first light, to excite the photoluminescence section. A fluid level is determined on the basis of a luminous degree of the photoluminescence section when the dipstick is removed from the reservoir and the photoluminescence section is exposed to the first light.
Description
Technical field
The present invention relates generally to the system for measuring liquid level, and relates more specifically to the system of use amount dipstick as measurement mechanism.
Background technology
Liquid level measured by utilization dipstick challenge.In some cases, check that the fluid on ullage rule is difficult.Such difficulty can be overcome by providing a kind of ullage rule with photoluminescence property.
Summary of the invention
According to an aspect of the present invention, a kind of system for measuring liquid level is provided.This system comprises being configured for and is contained in fluid reservoir and has the ullage rule of photoluminescence part.This system also comprises and can be used to transmitting first light with the light source of exciting light photoluminescence part.Liquid level to shift out from tank and the illuminance that photoluminescence part is exposed to the first light time photoluminescence part is determined based on when ullage rule.
According to a further aspect in the invention, a kind of ullage rule is provided.This ullage rule is configured for and is contained in fluid reservoir and the bar comprising handle and extend from handle.Bar comprises photoluminescence part, and photoluminescence is partially configured to when being lighted by during the first optical excitation.The liquid level of tank is based on to shift out from tank when ullage rule and the illuminance that photoluminescence part is exposed to the first light time photoluminescence part is determined.
According to another aspect of the invention, a kind of method of the liquid level measured in fluid reservoir is provided.The method comprises the following steps: provide the ullage rule with photoluminescence part, and photoluminescence is partially configured to when being lighted by during the first optical excitation; Photoluminescence is partially received in tank; Photoluminescence part is shifted out from tank; Photoluminescence part is exposed in the first light; And based on the illuminance determination liquid level of photoluminescence part.
Those skilled in the art is appreciated that once following instructions, claim and accompanying drawing after deliberation and understands these and other aspect, target and characteristic of the present invention.
Accompanying drawing explanation
In the drawings:
Figure 1A shows the photoluminescence structure being connected to supporting member according to an embodiment;
Figure 1B shows the photoluminescence structure being connected to supporting member according to another embodiment;
Fig. 1 C shows the photoluminescence structure being connected to supporting member according to another embodiment;
Fig. 2 and Fig. 3 shows the system for measuring liquid level and respectively illustrates the cut-open view of the fluid reservoir of saturation dipstick and ullage rule and be moved out of and the cut-open view of fluid reservoir being exposed to light source from fluid reservoir;
Fig. 4 and Fig. 5 shows the system of the oil level for measuring vehicle engine;
Fig. 6 shows ullage rule and is connected to the embodiment of pipe of vehicle storage tank;
Fig. 7 shows the ullage rule showing normal oil level; And
Fig. 8 shows the ullage rule showing low oil level.
Embodiment
As required, specific embodiment of the present invention is disclosed at this.But should be understood that, disclosed embodiment is only example of the present invention, it can be presented as form that is different and that substitute.Accompanying drawing is specific design not necessarily, and in order to present functional profile, some figure can be exaggerated or reduce.Therefore, specific 26S Proteasome Structure and Function details disclosed herein should not be interpreted as restriction, but as just for instructing, those skilled in the art are many-sided uses representative basis of the present invention.
As used in this, the term "and/or" used time in for a series of two or more project means the combination in any that can be used alone any one Listed Items, maybe can use two or more Listed Items.Such as, if potpourri is described to comprise component A, B and/or C, potpourri can comprise the combination of independent A, independent B, the combination of independent C, A and B, the combination of A and C, the combination of B and C or A, B and C.
The following system openly relating in general to a kind of liquid level for measuring fluid reservoir.This system advantageously uses one or more photoluminescence structures, and photoluminescence structural allocation is used for the light received from relevant source conversion and again launches the light of the different wave length be typically present in visible spectrum.The function of operating illumination, ambient lighting and/or floodlighting can be played from the light after the conversion of photoluminescence structure output.Although System Implementation described herein is in motor vehicles, it is appreciated that this system can be used in non power driven vehicle application similarly.
With reference to figure 1A-1C, it demonstrates the various exemplary embodiments of photoluminescence structure 10, its each can be connected to supporting member 12, supporting member 12 can correspond to vehicle anchor or vehicle relevant device part.In figure ia, photoluminescence structure 10 shows the coating (such as film) being rendered as the surface that can be applied to supporting member 12 generally.In fig. ib, photoluminescence structure 10 is shown as the discrete particle that can be incorporated into supporting member 12 generally.In fig. 1 c, photoluminescence structure 10 is shown as the multiple discrete particles that can be incorporated in support media 14 (such as film) generally, and support media 14 can be employed (as directed) subsequently or be attached to supporting member 12.
In most basic horizontal, given photoluminescence structure 10 comprises energy conversion layer 16, and energy conversion layer 16 can comprise one or more sublayer, as illustrated by a dotted line in figs. 1 a and 1b.Each sublayer of energy conversion layer 16 can comprise the embedded photoluminescent material that one or more have the energy conversion component utilizing phosphorescence or fluorescent characteristic.Each embedded photoluminescent material just can be excited once the light receiving specific wavelength, makes light experience transfer process thus.According to down coversion (downconversion) principle, light is converted into the light of longer wavelength, can to export and/or for exciting other embedded photoluminescent materials be present in energy conversion layer 16 after the light of longer wavelength from photoluminescence structure 10.Otherwise according to up-conversion (upconversion) principle, light is converted into the light of more short wavelength, more the light of short wavelength also to export and/or for exciting other embedded photoluminescent materials be present in energy conversion layer 16 from photoluminescence structure 10.The light after the conversion exported from a kind of embedded photoluminescent material is used to be commonly called energy cascade to excite the process of another kind of embedded photoluminescent material etc.About any one transfer principle, the wavelength difference between exciting light and the light after changing is referred to as Stokes shift (Stokesshift) and is used as the main driving mechanism of the conversion process of energy of the wavelength variations corresponding to light.In various embodiments described here, each photoluminescence structure can operate according to any one transfer principle.
Embedded photoluminescent material can be dispersed in polymeric matrix to form uniform mix to prepare by using various method by energy conversion layer 16.Such method can comprise to be prepared energy conversion layer 16 from the preparation liquid carrier medium and energy conversion layer 16 is coated onto the supporting member of expectation.Energy conversion layer 16 can be applied to supporting member by application (painting), serigraphy, spraying, slot coated (slotcoating), immersion coating (dipcoating), cylinder coating (rollercoating), bar type coating (barcoating) or any other suitable mode.Alternatively, energy conversion layer 16 can by not using the method for liquid carrier medium to prepare.Such as, energy conversion layer 16 can by be dispersed in embedded photoluminescent material in the solid solution (uniform mix in drying regime) that can be incorporated in polymeric matrix and to present, polymeric matrix can by extruding, injection mo(u)lding, compression forming, calendering formation, thermoforming etc. and being formed.Then any method well known by persons skilled in the art can be used to be attached in supporting member by energy conversion layer 16.When energy conversion layer 16 comprises sublayer, can each sublayer of sequential applications with forming energy conversion layer 16.Alternatively, sublayer can be prepared respectively and lamination or be stamped in together with forming energy conversion layer 16 afterwards.In addition alternatively, forming energy conversion layer 16 can be carried out by coextrusion sublayer.
Referring back to Figure 1A and 1B, photoluminescence structure 10 can comprise at least one resistant strata 18 alternatively and be contained in embedded photoluminescent material in energy conversion layer 16 not by photodissociation and thermal degradation with protection package.Resistant strata 18 can be configured to the independent layer being optically coupled to and adhering to energy conversion layer 16.Alternatively, resistant strata 18 also can be integrated with energy conversion layer 16.Photoluminescence structure 10 also can comprise optical coupled alternatively and not damage by the physics and chemistry produced by environmental exposure to protect photoluminescence structure 10 with the protective seam 20 adhering to resistant strata 18 or other layers (such as not having the conversion layer 16 of resistant strata 18).Resistant strata 18 and/or protective seam 20 can by every layer along continuous coating or printing, be combined with energy conversion layer 16 along subsequent layers pressure or impression or any other suitable mode.
About the structure of photoluminescence structure additional information on July 31st, 2012 submit to, invented by the people such as Jin Sili (Kingsley), U.S. Patent number is 8,232,533, autograph is disclose in the patent of " sandwich construction with ambient stable is stablized in the photodissociation for high-efficiency electromagnetic energy conversion and lasting Secondary Emission ", comprises its whole disclosure by reference at this.About the additional information that realizes the manufacture of various photoemissive embedded photoluminescent material and utilization with reference to submitting on June 26th, 2012, the U.S. Patent number invented by people such as rich thatches (Bortz) is 8, 207, 511, autograph is " photoluminescence fiber, composition and the fabric manufactured by photoluminescence fiber and composition " patent, and on August 21st, 2012 submit to, the U.S. Patent number invented by people such as Agrawals (Agrawal) is 8, 247, 761, autograph is the patent of " having the photoluminescence mark of functional coverage layer ", and on August 27th, 2013 submit to, the U.S. Patent number invented by people such as Jin Sili (Kingsley) is 8, 519, 359B2, autograph is the patent of " sandwich construction with ambient stable is stablized in the photodissociation for high-efficiency electromagnetic energy conversion and lasting Secondary Emission ", and on March 4th, 2014 submit to, the U.S. Patent number invented by people such as Jin Sili (Kingsley) is 8, 664, 624B2, autograph is the patent of " the illumination induction system for generation of lasting Secondary Emission ", and on July 19th, 2012 submit to, the U.S. Patent Publication No. of being invented by people such as Agrawals (Agrawal) is 2012/0183677, autograph is " photoluminescent composition, the manufacture method of photoluminescent composition and novelty teabag thereof " application, and on March 6th, 2014 submit to, the U.S. Patent Publication No. of being invented by people such as Jin Sili (Kingsley) is 2014/0065442A1, autograph is the application of " photoluminescence object ", and on April 17th, 2014 submit to, the U.S. Patent Publication No. of being invented by people such as Agrawals (Agrawal) is 2014/0103258A1, autograph is the application of " chromium light emitting composition and textile ", by reference their full content is contained in this.
Referring to figs. 2 and 3, it demonstrates the system 30 for measuring liquid level according to an embodiment generally.System 30 comprises being configured for and is contained in fluid reservoir 34 and has the ullage rule 32 of photoluminescence part 36.System 30 can comprise and can be used to transmitting first light 40 with the light source 38 of exciting light photoluminescence part 36.The liquid level of fluid reservoir 34 be based on when ullage rule 32 from tank 34 shift out and photoluminescence part 36 is exposed to the first light 40 time photoluminescence part 36 illuminance determine.
With reference to figure 4 and Fig. 5, system 30 is shown as to be implemented in vehicle engine compartments 42.According to a kind of embodiment, ullage rule 32 may be used for the oil level in measuring vehicle engine 44.Typically, this is by being inserted through pipe 46 by ullage rule 32 and completing, and pipe 46 enters into the storage tank 48 of vehicle motor 44.Once inserting completely, ullage rule 32 just contacts with the machine oil be included in tank 48.Afterwards ullage rule 32 to be shifted out from pipe 46 and oil level is scope based on machine oil overlay capacity dipstick 32 and determines.In some cases, check that the oil level on ullage rule 32 is difficult.Such as, under the situation of poor visibility, location oil level is especially difficult.Visibility conditions poor like this can cause due to shortage illumination and/or the specific characteristic (such as consistance, color etc.) of machine oil itself.By arranging photoluminescence part 36 on ullage rule 32, user more easily can determine oil level by observing the brightness of the photoluminescence part 36 when being exposed to the first light 40 launched from the light source 38 (Fig. 3) activated simply.
Light source 38 can be positioned below hood of vehicle 50, and light source 38 is configured for irradiation vehicle engine compartments 42 when hood of vehicle 50 is in open position.Light source 38 can be set to band and vehicle power supply can be used to power.In addition, light source 38 can comprise one or more light emitting diode (LED) and also can comprise the optical device being configured for and the first light 40 launched from light source is disperseed or focused on.The front portion 52 that light source 38 can be positioned hood 50 is with the beat exposure amount during being reduced in vehicle operating.In addition, when hood 50 is closed, light source 38 can orientate as contiguous heating radiator or other cooling sources with make light source 38 can not damage by the heat that sheds from engine 44.
In order to determine the oil level of engine 44, first ullage rule 32 must shift out and ullage rule 32 is orientated and make the first light 40 be directed to photoluminescence part 36 by user from pipe 46.The degree that photoluminescence part 36 is lighted controlled by the oil level covering it.Usually, if covered by machine oil, because machine oil disturbs the transmission of the first light 40 to photoluminescence part 36, therefore the brightness of photoluminescence part 36 can reduce.Caused in the little example to not having to throw light on by the covering of the machine oil of blackening in photoluminescence part 36, larger interference can occur.Recognize this point, photoluminescence part 36 can be positioned to show one or more oil level on ullage rule 32, as described in more detail below.
With reference to figure 6, which show the ullage rule 32 according to an embodiment and photoluminescence part 36.Ullage rule 32 comprises the handle 54 of the operation for realizing ullage rule 32 and extends and the bar 56 stopped at end 58 from handle 54.Photoluminescence part 36 is positioned at end 58 place of bar 56 and can comprises one or more photoluminescence structures, is shown as the first photoluminescence structure 60 and the second photoluminescence structure 62 photoluminescence topology example.First photoluminescence structure 60 and the second photoluminescence structure 62 can longitudinally extend separately along the bar 56 of ullage rule 32 and can be positioned at separately at least side of bar 56.In current shown embodiment, the first photoluminescence structure 60 is positioned end 58 place closer to bar 56 compared with the second photoluminescence structure 62.
According to a kind of embodiment, the first photoluminescence structure 60 is by being converted to the second light 64 by the first light 40 and lighting, and the second photoluminescence structure 62 is by being converted to the 3rd light 66 by the first light 40 and lighting.Second light 64 and the 3rd light 66 can be visually (such as different colors) different from each other to allow that user identifies the position of the first photoluminescence structure 60 and the second photoluminescence structure 62 respectively.In embodiment shown in current, the position of the first photoluminescence structure 60 on bar 56 can correspond to low oil level, and the position of the second photoluminescence structure 62 on bar 56 can correspond to normal oil level.First photoluminescence structure 60 and the second photoluminescence structure 62 can according to photoluminescence part 36 by machine oil cover number and change illumination, allow that user determines whether oil level is low or normal thus.Such as, as shown in Figure 7, when be only the second photoluminescence structure 62 do not covered by machine oil time, for the first photoluminescence structure 60, more substantial first light 40 will be transferred to the second photoluminescence structure 62.Result is the brightness (if existence) that the brightness of the second photoluminescence structure 62 can be tending towards being greater than substantially the first photoluminescence structure 60, informs that user's oil level is normal thus.On the contrary, as shown in Figure 8, when machine oil only covers a part 68 for the first photoluminescence structure 60, the brightness of the not capped part 70 of the first photoluminescence structure 60 can be tending towards the brightness (if existence) of the capped part 68 than the first photoluminescence structure 60 greatly.In addition, the brightness of the not capped part 70 of the first photoluminescence structure 60 can be tending towards the brightness being similar to the second photoluminescence structure 62 substantially.Result is that the higher brightness not being capped part 70 informs that user's oil level is low and the vision also providing the gap of it and normal oil level how many indicates.As response, user can add machine oil to storage tank 48 and take other measure until oil level is normal, and this can be confirmed by the high brightness of the second photoluminescence structure 62 relative to the first photoluminescence structure 60.
Referring back to Fig. 6, pipe 46 is shown as the top 72 that is connected to storage tank 48 and can extends from top 72 along direction vertical substantially.Pipe 46 can comprise the photoluminescence end 74 with opening 76, and the photoluminescence part 36 of ullage rule 32 is received through photoluminescence end 74.Photoluminescence end 74 is similar to the photoluminescence part 36 of ullage rule 32, and it can be configured to light because of being excited by the first light 40.According to an embodiment, photoluminescence end 74 can comprise at least one and be configured for the photoluminescence structure 78 the first light 40 being converted to the 4th light 80.About embodiment described here, the conversion of the first light 40 can be occurred by the process of down coversion.Such as, the first light 40 can show as blue light or ultraviolet light, and the second light 64, the 3rd light 66 and the 4th light 80 can show as red light, green light, blue light or its combination to each other separately.According to a kind of embodiment, the second light 64 shows as red light, and the 3rd light 66 shows as green light, and the 4th light 80 shows as sodium yellow.So, under the situation that visibility is lower, user easily can locate with amount removed dipstick 32, determine that the opening 76 of oil level and positioning pipe 46 is to turn back to ullage rule 32 in pipe 46.
Correspondingly, the system for measuring liquid level is advantageously provided here.This system provides the ullage rule with photoluminescence property to allow that user comes fast based on the illuminance of ullage rule and easily determines liquid level.As mentioned above, this system is especially of value to the oil level of measuring vehicle engine.But, it is to be understood that motor vehicles or other application otherwise can benefit from the embodiment of system described here similarly.
In order to illustrate and define the object of instruction of the present invention, it should be noted, utilize term " substantially " and " about " to represent here and be attributable to any quantitative comparison, numerical value, measurement or other intrinsic degrees of uncertainty represented.Here also utilize term " substantially " and " about " representative when the change of basic function not causing described theme, quantificational expression can from the described degree with reference to changing.
Should be understood that, when not departing from the present invention's design, can make changes and modifications said structure, and should be understood that further, these designs are intended to be covered by following claim, clearly state unless these claims are separately had by its word.
Claims (20)
1., for measuring a system for liquid level, comprise:
Ullage rule, it to be configured to be contained in fluid reservoir and to have photoluminescence part; And
Light source, it can be used to transmitting first light to excite described photoluminescence part;
Wherein said liquid level to shift out from described tank and described photoluminescence part is exposed to the illuminance of photoluminescence part described in described first light time and determines based on when described ullage rule.
2. system according to claim 1, the described illuminance of wherein said photoluminescence part shows within the first liquid level and the second liquid level one of described liquid level.
3. system according to claim 2, wherein said photoluminescence part is configured for further and described first light is converted to the 3rd light.
4. system according to claim 3, wherein said photoluminescence part comprises the first photoluminescence structure of being configured for and described first light being converted to the second light and is configured for the second photoluminescence structure described first light being converted to described 3rd light.
5. system according to claim 4, wherein said first photoluminescence structure and described second photoluminescence structure longitudinally extend along the bar of described ullage rule, and described first photoluminescence structure is positioned the end closer to described bar compared with described second photoluminescence structure.
6. system according to claim 5, the position of wherein said first photoluminescence structure corresponds to described first liquid level and the position of described second photoluminescence structure corresponds to described second liquid level.
7. system according to claim 6, wherein said first light shows as blue light or ultraviolet light, and described second light and described 3rd light visually different from each other and show as red light, green light, blue light or its combination to each other separately.
8. system according to claim 1, comprise further and be connected to described tank and the pipe with photoluminescence end, the described photoluminescence of described ullage rule partially passes through described photoluminescence end and is accommodated in described tank, and the described photoluminescence end of wherein said pipe is configured to owing to being lighted by described first optical excitation.
9. system according to claim 1, wherein said fluid reservoir is positioned in vehicle engine compartments and described light source is positioned below hood of vehicle.
10. be configured to the ullage rule be contained in fluid reservoir, comprise:
Handle; And
Bar, it extends from described handle and has and is configured to when by the photoluminescence part lighted during the first optical excitation, and the liquid level of wherein said tank to shift out from described tank and described photoluminescence part is exposed to the illuminance of photoluminescence part described in described first light time and determines based on working as described ullage rule.
11. ullage rules according to claim 10, the described illuminance of wherein said photoluminescence part shows within the first liquid level and the second liquid level one of described liquid level.
12. ullage rules according to claim 11, wherein said photoluminescence part is configured for further and described first light is converted to the 3rd light.
13. ullage rules according to claim 12, wherein said photoluminescence part comprises the first photoluminescence structure of being configured for and described first light being converted to the second light and is configured for the second photoluminescence structure described first light being converted to described 3rd light.
14. ullage rules according to claim 13, wherein said first photoluminescence structure and described second photoluminescence structure longitudinally extend along the described bar of described ullage rule, and described first photoluminescence structure is positioned the end closer to described bar compared with described second photoluminescence structure.
15. ullage rules according to claim 14, the position of wherein said first photoluminescence structure corresponds to described first liquid level and the position of described second photoluminescence structure corresponds to described second liquid level.
16. ullage rules according to claim 15, wherein said first light shows as blue light or ultraviolet light, and described second light and described 3rd light visually different from each other and show as red light, green light, blue light or its combination to each other separately.
17. 1 kinds of methods measuring the liquid level in fluid reservoir, comprise step:
There is provided the ullage rule with photoluminescence part, described photoluminescence is partially configured to when being lighted by during the first optical excitation;
Described photoluminescence is partially received in described tank;
Described photoluminescence part is shifted out from described tank;
Described photoluminescence part is exposed to described first light; And
Illuminance based on described photoluminescence part determines described liquid level.
18. methods according to claim 17, the described illuminance of wherein said photoluminescence part shows within the first liquid level and the second liquid level one of described liquid level.
19. methods according to claim 18, comprise the step that to be positioned by described tank in vehicle engine compartments further and use the light source be positioned below hood of vehicle to launch the step of described first light.
20. methods according to claim 19, comprise the step that pipe is set further, described pipe is connected to described tank and has photoluminescence end, the described photoluminescence of described ullage rule partially passes through described photoluminescence end and is contained in described tank, and wherein said photoluminescence end is configured to owing to being lighted by described first optical excitation.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US14/508,700 US20150135828A1 (en) | 2013-11-21 | 2014-10-07 | System for measuring fluid level |
US14/508,700 | 2014-10-07 |
Publications (1)
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CN105486375A true CN105486375A (en) | 2016-04-13 |
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Family Applications (1)
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CN201510621566.0A Pending CN105486375A (en) | 2014-10-07 | 2015-09-25 | System for measuring a fluid level |
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CN (1) | CN105486375A (en) |
DE (1) | DE102015116699A1 (en) |
MX (1) | MX2015014141A (en) |
RU (1) | RU2015141643A (en) |
Cited By (1)
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CN107687590A (en) * | 2016-08-04 | 2018-02-13 | 福特环球技术公司 | Vehicle container illumination |
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US20110140002A1 (en) | 2004-12-20 | 2011-06-16 | Performance Indicator, Llc | Photoluminescent Compositions, Methods of Manufacture and Novel Uses |
JP2011524474A (en) | 2008-06-05 | 2011-09-01 | パフォーマンス インディケーター エルエルシー | Photoluminescent fiber, composition, and fabric made therefrom |
US7960688B2 (en) | 2009-06-18 | 2011-06-14 | Performance Indicator Llc | Photoluminescent markings with functional overlayers |
US8664624B2 (en) | 2010-09-30 | 2014-03-04 | Performance Indicator Llc | Illumination delivery system for generating sustained secondary emission |
WO2012044887A1 (en) | 2010-09-30 | 2012-04-05 | Performance Indicator, Llc. | Photolytically and environmentally stable multilayer structure for high efficiency electromagentic energy conversion and sustained secondary emission |
US9469807B2 (en) | 2012-04-25 | 2016-10-18 | Performance Indicator, Llc | Chromic luminescent compositions and textiles |
US9057021B2 (en) | 2012-09-06 | 2015-06-16 | Performance Indicator, Llc | Photoluminescent objects |
-
2015
- 2015-09-25 CN CN201510621566.0A patent/CN105486375A/en active Pending
- 2015-09-30 RU RU2015141643A patent/RU2015141643A/en not_active Application Discontinuation
- 2015-10-01 DE DE102015116699.2A patent/DE102015116699A1/en not_active Withdrawn
- 2015-10-07 MX MX2015014141A patent/MX2015014141A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107687590A (en) * | 2016-08-04 | 2018-02-13 | 福特环球技术公司 | Vehicle container illumination |
Also Published As
Publication number | Publication date |
---|---|
DE102015116699A1 (en) | 2016-04-07 |
MX2015014141A (en) | 2016-04-06 |
RU2015141643A (en) | 2017-04-05 |
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Application publication date: 20160413 |