CN102858241B - A hand-held random breath test unit - Google Patents
A hand-held random breath test unit Download PDFInfo
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- CN102858241B CN102858241B CN201180019661.3A CN201180019661A CN102858241B CN 102858241 B CN102858241 B CN 102858241B CN 201180019661 A CN201180019661 A CN 201180019661A CN 102858241 B CN102858241 B CN 102858241B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath
- G01N33/4972—Determining alcohol content
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/097—Devices for facilitating collection of breath or for directing breath into or through measuring devices
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Abstract
The present invention relates to a hand-held random breath test (RBT) unit including a display module for displaying an indication of blood alcohol content (BAC). A sensor module is also provided for releasably fastening to the display module and housing a sensor for sensing the BAC. Preferably, the sensor module can be released from the display module for calibration, and houses the sensor to impede damage to the sensor or the compromising of its calibration.
Description
Technical field
The present invention relates generally to the random breath test of hand-held (RBT) device for testing blood alcohol content (BAC).The present invention has particularity, but is not exclusively applied to the test undertaken by policeman.
Background
In this description to the reference of any prior art not by and should not be regarded as forming admitting of a part for public general knowledge or any type of suggestion to the prior art.
In Australia, in order to " random breath tester ", policeman can allow driver stop along roadside, any road, and " random breath tester " is commonly called " RBT ".For the operation of a large amount of police (being generally 10-20) related in fixed position, spoken word is often used " to survey liquor-saturated police car (booze bus) ".Use hand-held RBT device to carry out RBT, wherein driver is required blow (or breathing).RBT device from sampled breathing sensing driver blood alcohol content (BAC), and usually compulsory be 0.05% maximum BAC.The driver being found to have the preliminary BAC reading being greater than 0.05% is required to wait for scheduled time slot, and after at this moment, they are retested.
Test and the integrity (integrity) of RBT device are most important, to guarantee that exceeding to its BAC driver that method delimits makes and determining a crime.Therefore, RBT device is calibrated regularly, to guarantee that they are in good working order, and if the query of driver of being felt discontented in court of the integrity of RBT, so the itemized record of their service history need to keep.But maintenance RBT device means that RBT device is idle in a period of time, because it is sent to long-distance service facility for calibration.In practice, RBT device costly and it often may not have spare part.
RBT device is known, and the sensor wherein for sensing BAC can be removed and calibrate, and another sensor is arranged on suitable place.
Such as, WO 2007/106140 discloses the RBT device with departing (releasable) sensor.The replacing of sensor is the process of relative complex, needs high-caliber technical skills, and comprises to comprise and breathe sampling tube, the manual teardown of multiple parts of sensor and electrical connection and assembling.Handle, assemble or dismantle part improperly likely to damage sensor or damage its calibration.
KR100846062 discloses with by the RBT device of backboard than the departing sensor being easier to remove.But, again, handle, assemble or dismantle part improperly and likely damage sensor or jeopardize its calibration.
Embodiments of the present invention provide a kind of RBT device with the integrity of departing sensor and improvement.
Summary of the invention
According to an aspect of the present invention, provide the random breath test of a kind of hand-held (RBT) device, comprising:
Display module, for showing the instruction of blood alcohol content (BAC); And
Sensor assembly, for being fixed to described display module separatably and surrounding the sensor for sensing described BAC, described sensor assembly is exposed when being fixed to described display module.
Described sensor assembly can depart from from described display module and be used for calibration, and holds described sensor to hinder the damage of described sensor or the infringement to its calibration.Preferably, described sensor is completely involved or to be encapsulated in described sensor assembly and can not to use finger contact (access).Described sensor can be fluid-tight in described sensor assembly with airtight or watertight means.Described sensor assembly is disposable, and part relatively cheap when comprising compared with described display module.
Described display module can comprise display module shell, and described sensor assembly can comprise the sensor assembly shell for surrounding described sensor.Described module can be included in the exposed electrical interface connected when described shell is fixed together.When being fixed together to connect described electrical interface by described shell, described sensor assembly shell can relative to the translation of described display module shell, and described electrical interface is transferred no longer exposed.Described RBT device can define continuum (continuous body) when described shell is fixed together.
Described display module shell can define butt joint base (docking bay), wherein, slidably, described sensor assembly shell defines a pair outstanding guide rail for being received in a pair elongated recesses being defined by described display module shell to described sensor assembly shell.Described sensor assembly shell can define threaded fastener hole and receive securing member to be fixed together by described shell, and described fastener hole can align with the fastener hole of described display module shell and place.
Described sensor can comprise electrochemical fuel cell sensor.But described electrical interface electric power and communication interface.
Described display module can comprise:
Display module controller circuitry, it is positioned at described display module shell and for controlling described display module;
Liquid crystal display (LCD), it is coupled to described display module controller circuitry and the instruction of BAC for display digit reading form; And
User interface, it is coupled to described display module controller circuitry and for enabling user operate described RBT device.
Described display module controller circuitry can comprise:
Processor device, it is for executive software;
Exposed display module electrical interface, it is coupled to described processor device and powers to described sensor assembly for promoting and communicate with described sensor assembly;
Battery and charging system, it is powered for giving described processor device and charges to internal cell;
Bluetooth communication transceiver module, it is for mutual with external equipment; And
GPS module, it is for sensing the position of described RBT device in use, to be stored by described processor device.
Described sensor assembly can comprise:
Processor device, it is for operating software;
Exposed sensor assembly electrical interface, it is coupled to described processor device and receives electric power from described display module for promoting and communicate with described display module;
Electrochemical fuel cell sensor, it is for sensing BAC and being coupled to described processor device; And
Reserve battery, it is for providing auxiliary power to described processor device.
Described sensor assembly processor device can comprise the nonvolatile memory of the unique identifier for storage sequence form.
Described sensor assembly also can comprise the pressure transducer of the internal pressure for measuring described sensor assembly.Described sensor assembly also can comprise pump and solenoid.
According to a further aspect in the invention, provide a kind of replaceable sensor module for the random breath test of hand-held (RBT) device, described sensor assembly is configured to the display module of the instruction be fixed to separatably for showing blood alcohol content (BAC), described sensor assembly is exposed when being fixed to described display module, and described sensor assembly surrounds the sensor for sensing described BAC.
According to a further aspect in the invention, provide a kind of display module for the random breath test of hand-held (RBT) device, the instruction that described display module is configured to show blood alcohol content (BAC) also can be fixed with sensor assembly separatably, make described sensor assembly be exposed when being fixed to described display module, described sensor assembly surrounds the sensor for sensing described BAC.
According to a further aspect in the invention, provide a kind of method of assembling hand-held random breath test (RBT) device, described RBT device comprises display module and sensor assembly, described display module is for showing the instruction of blood alcohol content (BAC), described sensor assembly surrounds the sensor for sensing described BAC, said method comprising the steps of:
Described sensor assembly is fixed separatably relative to described display module, and said sensor assembly is exposed when being fixed to described display module.
Described fixing step separatably can comprise makes described sensor assembly relative to described display module translation (or slip).Described sensor can be made the exposed electrical interface of described module connect by translation and transfer no longer exposed.
Described fixing step also can comprise the step with threaded securing member, described sensor assembly being fixed to described display module.
Described method also can comprise the step of the user interface activating described display module.
In response to actuating user interface, described method also can comprise the following steps:
Verify that the calibration of described sensor assembly is arranged with described display module; And
Store the calibration record forming traceable record, query the law of the integrity of RBT device if having, then described traceable record can be used.
Described verification step can comprise to be made the calibration of described sensor assembly arrange and makes a reservation for accept compared with restriction.Described verification step can comprise: described display module determines whether the unique identifier stored in described sensor assembly is effective; Described display module determines whether the model number stored in described sensor assembly is effective; And described display module determines whether the firmware of described sensor assembly is effective.
Described calibration record can be stored in described display module and to comprise: the unique sequence numbers of described display module and described both sensor assemblies; The firmware version number of described display module and described both sensor assemblies; Activate the date and time of described user interface; And the demonstration validation that the calibration to described sensor assembly to be performed by described display module is arranged.
Described method also can comprise described display module poll to determine the step when described sensor assembly unclamps from described display module.
Described method also can comprise the following steps:
Monitor the last calibration date institute's elapsed time relative to described sensor assembly;
Just before described elapsed time exceedes the predetermined non-calibrated period, and when described elapsed time exceedes the predetermined non-calibrated period, give notice.
Described method also can comprise the following steps:
Date and time is followed the tracks of independently in each module; And
In response to the difference detected in followed the tracks of date or time, the date and time of described display module is set to the date and time of described sensor assembly.
Change the step of described sensor assembly with another sensor assembly between the alignment epoch that described method also can be included in described sensor assembly.Described exchonge step can comprise and unclamps described threaded securing member and from described display module translation (or slide) described sensor assembly.
According to a further aspect in the invention, provide the method for a kind of detachable handheld formula random breath test (RBT) device, described RBT device comprises display module and exposed sensor assembly, described display module is for showing the instruction of blood alcohol content (BAC), described exposed sensor assembly surrounds the sensor for sensing described BAC, said method comprising the steps of:
Described exposed sensor assembly is unclamped relative to described display module.
Accompanying drawing is sketched
Preferred feature of the present invention, embodiment and change can from provide for those skilled in the art enough information with perform of the present invention below detailed description find out.Describe in detail and be not regarded as the scope limiting preceding general introduction of the present invention by any way.Describe in detail with reference to following some accompanying drawings:
Fig. 1 is the perspective view of the random breath test of hand-held (RBT) device according to the embodiment of the present invention;
Fig. 2 a-2c illustrates and the sequence of steps that the method for the hand-held RBT device of installation diagram 1 is associated;
Fig. 3 is the block diagram of the hand-held RBT device of Fig. 1; And
Fig. 4 is the flow chart of the method for the hand-held RBT device of installation diagram 1.
The detailed description of preferred implementation
According to the embodiment of the present invention, the random breath test of a kind of hand-held (RBT) device 2 is as shown in Figure 1 provided.As being clear that in fig. 2, modularity RBT device 2 comprises the display module 4 of the instruction for showing blood alcohol content (BAC) and the sensor assembly 6 for being fixed to display module 4 separatably.Sensor assembly 6 comprises the BAC sensor for sensing BAC and can depart from for calibration from display module 4.Sensor assembly 6 holds BAC sensor, makes the damage of sensor or is hindered the infringement of its calibration.Therefore, when comparing with other RBT devices with exposed departed from BAC sensor, the integrity of RBT device 2 is improved.
BAC sensor to be completely contained or to be encapsulated in sensor assembly 6 and can not use finger contact.BAC sensor is also fluid-tight in sensor assembly 6 in airtight and mode that is watertight, with RBT device 2 such as in the rain or drop puddle time hinder the exposed of sensors towards ambient.Sensor assembly 6 can be reusable or disposable, and therefore when compared with display module 4, it comprises relatively cheap part.The detailed description of RBT device 2 is provided below.
Forward Fig. 2 to, display module 4 comprises display module shell 8, and sensor assembly 6 comprises the sensor assembly shell 10 for holding sensor.Sensor assembly shell 10 defines bellmouth (mouthpiece) attachment point and entrance 12, can provide breath sample by it.Module 4,6 comprises exposed electrical interface 14, and electrical interface 14 connects when shell 8,10 is fixed together.With reference to figure 2b, when being fixed together to connect electrical interface 14 by shell 8,10, sensor assembly shell 10 is relative to display module shell 8 translation.When being fixed together by shell 8,10, electrical interface 14 no longer exposes and RBT device 2 defines continuum as shown in Figure 2 c.
With reference to figure 2a, display module shell 8 defines butt joint base 16, and wherein sensor assembly shell 10 can slide.Sensor assembly shell 10 defines for a pair of receiving in a pair elongated recesses 20 defined by display module shell 8 relative outstanding guide rail 18.Sensor assembly shell 10 also defines threaded fastener hole 22, and it can align with the fastener hole 24 of display module shell 8 and place.As shown in Figure 2 c, threaded screw rod 26 (i.e. securing member) can be received in hole 22,24, to be fixed together by shell 8,10.
Forward Fig. 3 to, the electrical interface 14 of display module 4 and sensor assembly 6 is electric power and communication interface.In addition, display module 4 also comprises another electrical interface 28, is supplied to battery and charging system 30 by this interface power, and this interface is used for communicating with personal computer (PC).
Display module 4 to be included in display module shell 8 and to be used to control the display module controller circuitry 32 of display module 4.Liquid crystal display (LCD) 34 is coupled to display module controller circuitry 32 and the instruction of the BAC of display digit reading form.Turn to Fig. 1 briefly, user interface 36 is also coupled to display module controller circuitry 32 and enables user operate RBT device 2.
Return Fig. 3, display module controller circuitry 32 comprises processor device 36, and it is for performing the software of form of computer readable instructions with Operation display module 4.Display module controller circuitry 32 also comprises exposed display module electrical interface 14, and it is coupled to processor device 36 and powers to sensor assembly 6 for promoting and communicate with sensor assembly 6.Internal cell and charging system 30 are suitable for powering to processor device 36 and using the electric power supplied by interface 28 to charge to internal cell.Bluetooth communication transceiver module 38 may be used for downloading from RBT device 2 calibration record stored by processor device 36 also can be mutual with external equipment.Display module controller circuitry 32 also comprises GPS module 40, for sensing the position of RBT device 2 in test process, to be stored by processor device 36.
Sensor assembly 6 comprises processor device 42, for performing the software of form of computer readable instructions with operation sensor module 6.Processor device 42 comprises nonvolatile memory, and it is for storing the unique identifier of the serial number form corresponding to sensor assembly 6.In addition, sensor assembly 6 comprises exposed sensor assembly electrical interface 14, and it is coupled to processor device 42 and receives electric power from display module 4 for promoting and communicate with display module 4.Inner BAC sensor 44 is electrochemical fuel cell sensors for sensing BAC and is coupled to processor device 42.Sensor assembly 6 also comprises the reserve battery 46 for providing auxiliary power to processor device 42.
Sensor assembly 6 also comprises known elements to promote breath test.Especially, sensor assembly 6 comprises pressure transducer 48, for measuring the respiratory capacity being delivered to sensor assembly 6 between the alignment epoch of test period and 44.Sensor assembly 6 also comprises pump and solenoid 50, and it is coupled to bellmouth attachment point and entrance 12, provides breath sample by it at test period.
The method 60 of assembling hand-held random breath test (RBT) device 2 is described with reference to Fig. 4.
At first, display module 4 is separated as shown in Figure 2 a with sensor assembly 6.
In step 62, sensor assembly 6 is fixed separatably relative to display module 4.Further elaboration, sensor assembly 6 relative to display module 4 translation or slip, as shown in Figure 2 b.Sensor assembly 6 by translation, the exposed electrical interface 14 of module 4,6 is connected and electrical interface 14 transfers no longer to expose, as shown in Figure 2 c.Then, screw rod 26 is received by module 4,6 to hinder it to be separated.
In step 64, the user interface 36 of display module 4 is activated by any actuator of pressing.
In step 66 and in response in step 64 actuating user interface 36, the calibration of sensor assembly 6 is arranged to be verified with display module 4.This verification step comprises make to store in the calibration setting of the storage in the processor device 42 of sensor assembly 6 and the processor device 36 of display module 4 predetermined and can accept compared with restriction.This verification step also comprises: display module 4 determines whether the unique identifier stored in the processor device 42 of sensor assembly 6 is effective; Display module 4 determines whether the model number stored in the processor device 42 of sensor assembly 6 is effective; And display module 4 determines whether the firmware of sensor assembly 6 is effective.
In step 68, store that formed can the calibration record of track record, if having, the law of the integrity of RBT device 2 is queried, then can be used by track record.Calibration record be stored in display module 4 processor dress layout 36 in and comprise: display module 4 and the unique sequence numbers both sensor assembly 6; Display module 4 and the firmware version number both sensor assembly 6; In the date and time of step 64 actuating user interface 36; And the demonstration validation that the calibration to sensor assembly 6 to be performed in step 66 by display module 4 is arranged.
In query steps 70, display module 4 polling user interface 14 is to determine when sensor assembly 6 unclamps from display module 4.If sensor assembly 6 does not unclamp from display module 4, then method 60 step 70 keep and RBT device 2 can normal operating to perform RBT.
If sensor assembly 6 and display module 4 unclamp, then method 60 turns back to step 62, and wherein in device external calibration (offsite calibration) period of sensor assembly 6, sensor assembly 6 can be changed with another sensor assembly.During this process, threaded securing member 26 is removed and sensor assembly 6 slides from display module 4, unclamps to make sensor assembly 6 and display module 4.
Also following backstage step is performed in conjunction with above-described method 60, RBT device 2:
Monitoring is relative to the last calibration date institute's elapsed time stored in sensor assembly;
Just before elapsed time exceedes the predetermined non-calibrated period, and and when elapsed time exceedes the predetermined non-calibrated period, LCD 34 to give a warning notice to user.
Also following backstage step is performed in conjunction with above-described method 60, RBT device 2:
Date and time is followed the tracks of independently in each module 4,6; And
In response to the difference detected in the date or time of tracking, the date and time of display module 4 is set to the date and time of sensor assembly 6.
Be simple and clear about the assembling of the above-mentioned RBT device 2 of method 60 and dismounting, and can be carried out easily by policeman, and without the need to any training formally.In addition, method 60 can be carried out and need not fear of damage or affect the calibration of inner BAC sensor 44 under atrocious weather condition.
It will be apparent to one skilled in the art that and can make many embodiments and change and not depart from scope of the present invention.
According to article, for structure or method feature, generally described the present invention with language.Should be understood that the specific function that the invention is not restricted to illustrate or describe, because means as herein described comprise the preferred form making the present invention come into force.Therefore, the present invention be suitable for those skilled in the art explain claims appropriate scope in its form any or amendment be required right.
Claims (20)
1. a hand-held random breath test RBT device, comprising:
Display module, it is for showing the instruction of blood alcohol content BAC; And
Sensor assembly, it is for being fixed to described display module separatably and surrounding the sensor for sensing described BAC, and described sensor assembly is exposed when being fixed to described display module.
2. as described in claim 1 RBT device, wherein, described sensor is completely involved or to be encapsulated in described sensor assembly and can not to use finger contact.
3. RBT device as described in claim 1, wherein, described sensor is fluid-tight in described sensor assembly with airtight or watertight means.
4. RBT device as described in claim 1, wherein, described sensor assembly is disposable and comprises part relatively cheap compared with described display module.
5. RBT device as described in claim 1, wherein, described display module comprises display module shell, and described sensor assembly comprises the sensor assembly shell for surrounding described sensor.
6. RBT device as described in claim 5, wherein, described display module and described sensor assembly comprise exposed electrical interface, and described electrical interface links together when described display module shell and described sensor assembly shell are fixed together.
7. RBT device as described in claim 6, wherein, described sensor assembly shell is configured to when being fixed together to be connected described electrical interface with described sensor assembly shell by described display module shell relative to the translation of described display module shell, described electrical interface is transferred no longer exposed, and described RBT device defines continuum when described display module shell and described sensor assembly shell are fixed together.
8. RBT device as described in claim 5, wherein, described display module shell defines butt joint base, described sensor assembly shell can slide in described butt joint base, and described sensor assembly shell defines a pair outstanding guide rail for being received within a pair elongated recesses being defined by described display module shell.
9. RBT device as described in claim 1, wherein, described sensor comprises electrochemical fuel cell sensor.
10. RBT device as described in claim 1, wherein, described display module comprises:
Display module controller circuitry, it is positioned at described display module shell and for controlling described display module;
Liquid crystal display LCD, it is coupled to described display module controller circuitry and the instruction of BAC for display digit reading form; And
User interface, it is coupled to described display module controller circuitry and for enabling user operate described RBT device.
11. RBT devices as described in claim 10, wherein, described display module controller circuitry comprises:
Processor device, it is for executive software;
Exposed display module electrical interface, it is coupled to described processor device and powers to described sensor assembly for promoting and communicate with described sensor assembly;
Battery and charging system, it is powered for giving described processor device and charges to internal cell;
Bluetooth communication transceiver module, it is for mutual with external equipment; And
GPS module, it is for sensing the position of described RBT device in use, to be stored by described processor device.
12. RBT devices as described in claim 1, wherein, described sensor assembly comprises:
Processor device, it is for executive software;
Exposed sensor assembly electrical interface, it is coupled to described processor device and receives electric power from described display module for promoting and communicate with described display module;
Electrochemical fuel cell sensor, it is for sensing BAC and being coupled to described processor device; And
Reserve battery, it is for providing auxiliary power to described processor device.
13. RBT devices as described in claim 12, wherein, the processor device of described sensor assembly comprises the nonvolatile memory of the unique identifier for storage sequence form.
14. RBT devices as described in claim 1, wherein, described sensor assembly comprises the pressure transducer of the internal pressure for measuring described sensor assembly.
15. 1 kinds of replaceable sensor modules for hand-held random breath test RBT device, described sensor assembly is configured to the display module of the instruction be fixed to separatably for showing blood alcohol content BAC, described sensor assembly is exposed when being fixed to described display module, and described sensor assembly surrounds the sensor for sensing described BAC.
16. 1 kinds of display modules for hand-held random breath test RBT device, the instruction that described display module is configured to show blood alcohol content BAC also can be fixed with sensor assembly separatably, make described sensor assembly be exposed when being fixed to described display module, described sensor assembly surrounds the sensor for sensing described BAC.
17. 1 kinds of methods of assembling hand-held random breath test RBT device, described RBT device comprises display module and sensor assembly, described display module is for showing the instruction of blood alcohol content BAC, described sensor assembly surrounds the sensor for sensing described BAC, said method comprising the steps of:
Described sensor assembly being fixed separatably relative to described display module, making described sensor assembly be exposed when being fixed to described display module.
18. methods as described in claim 17, wherein, described step fixing separatably comprises makes described sensor assembly relative to described display module translation or slip.
19. methods as described in claim 18, wherein, described sensor can, by translation, make described display module be connected with the exposed electrical interface of described sensor assembly and transfer no longer exposed.
The method of 20. 1 kinds of detachable handheld formula random breath test RBT devices, described RBT device comprises display module and exposed sensor assembly, described display module is for showing the instruction of blood alcohol content BAC, described exposed sensor assembly surrounds the sensor for sensing described BAC, said method comprising the steps of:
Described exposed sensor assembly is unclamped relative to described display module.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2010902121A AU2010902121A0 (en) | 2010-05-17 | A Hand-Held Random Breath Test Unit | |
| AU2010902121 | 2010-05-17 | ||
| PCT/AU2011/000564 WO2011143693A1 (en) | 2010-05-17 | 2011-05-13 | A hand-held random breath test unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102858241A CN102858241A (en) | 2013-01-02 |
| CN102858241B true CN102858241B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180019661.3A Active CN102858241B (en) | 2010-05-17 | 2011-05-13 | A hand-held random breath test unit |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102858241B (en) |
| AU (1) | AU2011256122B2 (en) |
| WO (1) | WO2011143693A1 (en) |
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| US11345423B2 (en) * | 2016-06-30 | 2022-05-31 | Ford Global Technologies, Llc | Data collection device with removable battery pack |
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| CN115219817A (en) * | 2022-07-05 | 2022-10-21 | 福建省计量科学研究院（福建省眼镜质量检验站） | Portable calibration system and method for alcohol lock |
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- 2011-05-13 AU AU2011256122A patent/AU2011256122B2/en active Active
- 2011-05-13 WO PCT/AU2011/000564 patent/WO2011143693A1/en active Application Filing
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102858241A (en) | 2013-01-02 |
| WO2011143693A1 (en) | 2011-11-24 |
| AU2011256122B2 (en) | 2013-12-12 |
| AU2011256122A1 (en) | 2012-09-27 |
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