CN102323045A - Device for testing lift characteristic of main valve for temperature regulator assembly of engine and a method - Google Patents
Device for testing lift characteristic of main valve for temperature regulator assembly of engine and a method Download PDFInfo
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- CN102323045A CN102323045A CN201110125854A CN201110125854A CN102323045A CN 102323045 A CN102323045 A CN 102323045A CN 201110125854 A CN201110125854 A CN 201110125854A CN 201110125854 A CN201110125854 A CN 201110125854A CN 102323045 A CN102323045 A CN 102323045A
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Abstract
The invention discloses a device for testing the lift characteristic of a main valve for a temperature regulator assembly of an engine. The device comprises a constant-temperature water bath boiler, wherein a temperature regulator assembly is arranged in the constant-temperature water bath boiler; an outlet pipe of a temperature regulator main valve is arranged vertically upwards; a solid metal stick is vertically arranged in the outlet pipe; the other end of the solid metal stick is connected with a surveying rod of a dial indicator; a temperature regulator auxiliary valve is provided with a temperature measuring probe; a signal wire of the temperature measuring probe is connected to a temperature display; the displacement of the temperature regulator main valve is transferred to the dial indicator through the solid metal stick; a corresponding cooling liquid temperature signal is transmitted to the temperature display through the temperature measuring probe; and the lift characteristic of the temperature regulator can be obtained according to a corresponding relation between the lift and the temperature. In the device, the heating environment and the lift measuring environment of the temperature regulator assembly are separated, so that continuous measurement can be performed under the condition that the test environment is not disturbed, the damage to a shell of the temperature regulator assembly is avoided, and the potential safety hazard to operating personnel is not caused.
Description
Technical field
The present invention relates to a kind of valve characteristic lift characteristics method of testing and device, relate in particular to a kind of engine thermosistor assembly main valve lift characteristics method of testing and device.
Background technology
At present, engine generally adopts wax formula thermosistor to control the flow of engine cooling water through heating radiator, thereby realizes the adjusting of engine water temperature.Thermosistor is installed on the water delivering orifice place of engine cylinder cover usually, and the cooling-water duct that thermosistor covers generally can be above two.Because it is more and more compacter that the nacelle space layout becomes, and the engine-cooling system complexity day by day increases, and the part automobile begins to adopt the all-in-one-piece thermosistor assembly of hyperchannel.An important technology characteristic of thermosistor is a lift characteristics, i.e. the corresponding relation of thermosistor main valve lift and environment temperature, and this is the important evidence of thermosistor design selection.For the thermosistor body of monomer-type, its main valve lift can use rule directly to measure, but then inapplicable for all-in-one-piece thermosistor assembly, only if remove or destroy the housing of original thermosistor assembly.In addition; Use rule measure the method for thermosistor valve lift need be in hot environment manual measurement; In the manual measurement process, concerning survey crew, there is potential safety hazard; If measure again after thermosistor taken out from hot environment, then can't guarantee continuity of measurement and accuracy.
Summary of the invention
To above-mentioned prior art, the present invention provides a kind of engine thermosistor assembly main valve lift characteristics method of testing and device.The present invention can overcome the shortcoming that traditional rule measuring method can't directly be measured monoblock type thermosistor assembly main valve lift characteristics; Be a kind of nondestructive thermosistor assembly main valve lift characteristics method of testing and device; Use the present invention can under the condition of not disturbing the thermosistor test environment, carry out continuous coverage, and measuring accuracy is up to 0.01 millimeter, whole test process; Easy to operate and do not have a potential safety hazard; Proving installation of the present invention is simple in structure, and cost is low, and is easy to utilize.
In order to solve the problems of the technologies described above; The technical scheme that a kind of engine thermosistor of the present invention assembly main valve lift characteristics proving installation is achieved is: comprise thermostat water bath; Be provided with a thermosistor assembly in the said thermostat water bath, said thermosistor assembly has main valve and auxiliary-valve; The outlet of said main valve is a layout vertically upward; The vertical solid metal rod of placing of the outlet of said main valve; The other end of said solid metal rod is connected with the measuring staff of a dial gauge; Said auxiliary-valve place is provided with a temperature probe, and the signal wire of said temperature probe is connected to a temperature indicator.
The technical scheme that a kind of engine thermosistor of the present invention assembly main valve lift characteristics method of testing is achieved is to utilize above-mentioned engine thermosistor assembly main valve lift characteristics proving installation to test and may further comprise the steps:
At first; Thermostat water bath is positioned on the surface level; The thermosistor assembly is positioned in the thermostat water bath that is full of engine coolant; And keep the thermosistor assembly main valve outlet vertically upward, the solid metal rod vertically is positioned on the outlet of main valve of said thermosistor assembly, the other end of solid metal rod and the measuring staff of said dial gauge are connected; Temperature probe is placed on the auxiliary-valve place of said thermosistor assembly;
Thermostat water bath energising, heated cooling fluid, make liquid coolant in the thermostat water bath be heated to the temperature that thermosistor assembly main valve opens fully gradually after, gradually liquid coolant is cooled to the temperature that thermosistor assembly main valve is closed fully again;
---opening---closing gradually---fully closes in this process fully by opening gradually at said thermosistor assembly main valve; The displacement of said main valve passes to dial gauge through top solid metal rod above that; The registration of dial gauge has reflected the lift of this main valve; Meanwhile; The registration of temperature indicator has reflected the temperature of the pairing thermosistor assembly of this main valve lift, and this lift and temperature corresponding relation between the two is the lift characteristics of engine thermosistor assembly main valve.
Say that further increase the interference of measuring for lift in order to eliminate the liquid coolant back buoyancy that is heated, in the engine thermosistor assembly main valve lift characteristics proving installation of the present invention, the top of said thermostat water bath is provided with a cover plate, said cover plate is provided with two through holes; Said solid metal rod is a multidiameter; One end of said solid metal rod is big end, and this big end withstands on said thermosistor main valve top, and the other end of said solid metal rod is a small end; Be set with a pressure spring on this small end; One end of said pressure spring withstands on the cascaded surface of the big end of said solid metal rod, the other end of said pressure spring withstand on said cover plate below, be connected on the measuring staff of said dial gauge after the small end of said solid metal rod passes the through hole on the said cover plate; The signal wire of said temperature probe is connected with said temperature indicator after passing another through hole on the cover plate.
Compared with prior art, the invention has the beneficial effects as follows:
Owing in engine thermosistor assembly main valve lift characteristics method of testing of the present invention, adopt the solid metal rod that the displacement of thermosistor assembly main valve lift is passed to dial gauge; Make thermosistor assembly heating environment separate with the lift measurement environment; Can be implemented in continuous coverage under the interference-free situation of test environment, can not cause any destruction to the housing of thermosistor assembly and can not cause potential safety hazard operating personnel.Method of testing of the present invention is easy to operate, and proving installation is simple in structure, and cost is low and versatility good.
Description of drawings
Fig. 1: be the structure diagram of engine thermosistor assembly main valve lift characteristics proving installation of the present invention.
Fig. 2: certain the thermosistor assembly main valve lift characteristics curve that obtains for practical implementation of the present invention.
Among the figure:
1---thermostat water bath 2---thermosistor assembly 3---solid metal rod
4---pressure spring 5---temperature probe 6---cover plates
7---temperature indicator 8---support 9---dial gauges
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done to describe in further detail.
As scheme shown in the accompanying drawing, a kind of engine thermosistor of the present invention assembly main valve lift characteristics proving installation comprises thermostat water bath 1, is provided with a thermosistor assembly 2 in the said thermostat water bath 1, said thermosistor assembly 2 has main valve and auxiliary-valve; The outlet of said main valve is a layout vertically upward; The vertical solid metal rod 3 of placing in the outlet of said main valve; The other end of said solid metal rod 3 is connected with the measuring staff of a dial gauge 9; Said partial circulating auxiliary-valve place is provided with a temperature probe 5, and said temperature probe 5 is connected to a temperature indicator 7.
Utilizing above-mentioned engine thermosistor assembly main valve lift characteristics proving installation to test may further comprise the steps:
At first; Thermostat water bath 1 is positioned on the surface level; Thermosistor assembly 2 is positioned in the thermostat water bath 1 that is full of engine coolant, and the outlet of the main valve of maintenance thermosistor assembly 2 vertically upward, adds engine coolant and exceed thermosistor assembly 2 fully until liquid level; Solid metal rod 3 vertically is positioned in the outlet of main valve of said thermosistor assembly, the other end of solid metal rod 3 and the measuring staff of dial gauge 9 are connected; Temperature probe 5 is placed on the auxiliary-valve place of thermosistor assembly 2;
Thermostat water bath 1 energising, heated cooling fluid, make liquid coolant in the thermostat water bath 1 be heated to the temperature that thermosistor assembly 2 main valves open fully gradually after, gradually liquid coolant is cooled to the temperature that thermosistor assembly 2 main valves are closed fully again;
---opening---closing gradually---fully closes in this process fully by opening gradually at said thermosistor assembly 2 main valves; The displacement of said main valve passes to dial gauge 9 through top solid metal rod 3 above that; The registration of dial gauge 9 has reflected the lift of this main valve; Meanwhile; The registration of temperature indicator 7 has reflected the temperature of the pairing thermosistor assembly 2 of this main valve lift, and this lift and temperature corresponding relation between the two is the lift characteristics of engine thermosistor assembly main valve.
Increase the interference of measuring in order to eliminate the liquid coolant back buoyancy that is heated for lift; Be preferably in and add a cover plate that compresses 6 above the thermostat water bath 1; Dial gauge 9 through base and support 8 be fixed on cover plate 6 above, cover plate 6 is provided with two through holes, between solid metal rod 3 and this cover plate 6, a pressure spring 4 is set; In order to fixing solid metal rod 3 and thermosistor assembly 2; Concrete grammar is: the solid metal rod 3 that is adopted is designed to a multidiameter, and an end of said solid metal rod 3 is big end, and its diameter is more a little bit smaller slightly than the outlet internal diameter of main valve; The end face of this end is smooth and be level; Should hold the top that withstands on said thermosistor main valve greatly, the less other end of these solid metal rod 3 diameters puts a pressure spring 4, and an end of said pressure spring 4 withstands on the cascaded surface of said solid metal rod 3 big ends; The other end of said pressure spring 4 withstand on said cover plate 6 below; Be connected on the measuring staff of said dial gauge 9 after the small end of this solid metal rod passes the through hole on the cover plate 6, that is: guarantee the little end in contact of the measuring staff and the solid metal rod 3 of dial gauge 9, the signal wire of said temperature probe 5 is connected with said temperature indicator 7 after passing another through hole on the cover plate 6.
Embodiment:
With this example practical implementation of the present invention is described.The main valve lift of known thermosistor assembly 2 as measuring object is no more than 15mm, and main valve is opened temperature and is not less than 78 ℃, and main valve standard-sized sheet temperature is not higher than 96 ℃, and the internal diameter of main valve outlet is Ф 30mm, and length is 40mm.The thermostat water bath 1 that selection one has function of temperature control, the maximum heating temperature of this thermostat water bath 1 is not less than 100 ℃, and the intensification interval steps is not more than 1 ℃, the length that this thermostat water bath 1 perform region degree of depth is a bit larger tham thermosistor assembly 2.Thermosistor assembly 2 is put in the middle of the thermostat water bath 1, the main valve that keeps thermosistor assembly 2 vertically upward, the adding engine coolant just exceeds the thermosistor assembly main valve outlet mouth of pipe until liquid level in the thermostat water bath 1.Process solid metal rod 3; This solid metal rod 3 is designed to cylindrical multidiameter; Big end is Ф 28mm, and the length of big end is 45mm, and small end is Ф 10mm; The length of small end is from the thermosistor assembly main valve outlet mouth of pipe to the distance that exceeds thermostat water bath 1 end face 15mm, and the end face of solid metal rod 3 is processed into smooth plane.The big end of this solid metal rod 3 is vertically inserted in the main valve outlet of thermosistor assembly 2 down, and its end face contacts with the main valve push rod.Select the lower pressure spring of an elasticity coefficient 4; The length of this spring is identical with solid metal rod 3 small end length; Internal diameter is between the Ф 14-20mm, and this pressure spring 4 is enclosed within the small end of solid metal rod 3, and the bottom of this spring contacts with the transition face of excellent 3 multidiameters of solid metal.With the auxiliary-valve outlet insertion auxiliary-valve place of a temperature probe 5 through thermosistor assembly 2.Select a thickness between 5-10mm, the smooth irony cover plate 6 in two sides, this cover plate 6 can cover thermostat water bath 1 fully.Two through holes of processing on cover plate 6 that is: at the smooth circular hole of a Ф 11mm of cover plate 6 intermediate open positions, and are opened the circular hole of a Ф 5mm near this circular hole.The signal wire of temperature probe 5 is passed the circular hole of Ф 5mm on the cover plate 6, cover plate 6 levels are covered on the thermostat water bath 1, the small end of solid metal rod 3 passes the circular hole of Ф 11mm on the cover plate 6, and cover plate 6 compresses the pressure spring 4 on the solid metal rod 3.Select a range to be not less than 20mm, precision is the dial gauge 9 of 0.01mm, dial gauge 9 is fixed on the support 8 of a band magnetic force base, and base is placed on the cover plate 6.Regulate support 8 and make the lower end of the measuring staff of dial gauge 9 be seated the center of the small end end face of solid metal rod 3, measuring staff is vertical with end face.Through the support 8 of regulating dial gauge 9 measuring staff of dial gauge 9 being moved vertically, is about 0.5mm until the registration of dial gauge 9.The signal wire of temperature probe 5 is connected to a temperature indicator 7.Thermostat water bath 1 energising is heated to 75 ℃ and kept 1 minute with the liquid coolant in the thermostat water bath 1, under the situation that does not change dial gauge 9 measuring staff positions, makes dial gauge 9 zeroings.The target heating-up temperature of thermostat water bath 1 is made as 100 ℃, and the heating interval steps is 1 ℃, restarts heating schedule.Observe the reading of temperature indicator 7,1 degree centigrade of reading that just writes down temperature and dial gauge 9 simultaneously of the every rising of temperature.The temperature of record and the reading of dial gauge 9 are exactly the main valve lift characteristics of thermosistor assembly 2 when temperature rises.When the reading of dial gauge 9 no longer was zero, corresponding previous temperature was exactly the unlatching temperature of the main valve of thermosistor assembly 2.When the reading of dial gauge 9 no longer changes, the standard-sized sheet temperature that corresponding previous temperature is exactly a main valve, dial gauge 9 readings of this moment are exactly the maximum lift of the main valve of thermosistor assembly.Thermostat water bath 1 outage makes the liquid coolant in the thermostat water bath 1 naturally cool to 75 ℃.Observe the reading of temperature indicator 7,1 degree centigrade of reading that just writes down temperature and dial gauge simultaneously of the every decline of temperature.The temperature indicator 7 of record and the reading of dial gauge 9 are exactly the main valve lift characteristics of thermosistor assembly 2 when temperature descends.When the reading of dial gauge 9 no longer changed, corresponding previous temperature was exactly the closing temperature of thermosistor assembly main valve.Fig. 2 shows certain thermosistor assembly main valve lift characteristics curve that this embodiment obtains.
Although invention has been described for top combination figure; But the present invention is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Under the situation that does not break away from aim of the present invention, can also make a lot of distortion, these all belong within the protection of the present invention.
Claims (3)
1. an engine thermosistor assembly main valve lift characteristics proving installation comprises thermostat water bath (1), is provided with a thermosistor assembly (2) in the said thermostat water bath (1), and said thermosistor assembly (2) has main valve and auxiliary-valve; It is characterized in that: the outlet of said main valve is a layout vertically upward; The vertical solid metal rod (3) of placing in the outlet of said main valve; The other end of said solid metal rod (3) is connected with the measuring staff of a dial gauge (9); Said auxiliary-valve place is provided with a temperature probe (5), and the signal wire of said temperature probe (5) is connected to a temperature indicator (7).
2. according to the said engine thermosistor of claim 1 assembly main valve lift characteristics proving installation, it is characterized in that: the top of said thermostat water bath (1) is provided with a cover plate (6), and said cover plate (6) is provided with two through holes; Said solid metal rod (3) is a multidiameter; One end of said solid metal rod (3) is big end; Should withstand on said main valve top by big end; The other end of said solid metal rod (3) is a small end, is set with a pressure spring (4) on this small end, and an end of said pressure spring (4) withstands on the cascaded surface of the big end of said solid metal rod (3); The other end of said pressure spring (4) withstand on said cover plate (6) below, be connected on the measuring staff of said dial gauge (9) after the small end of said solid metal rod (3) passes the through hole on the said cover plate (6); Said dial gauge (9) is fixed on the said cover plate by base and support (8); The signal wire of said temperature probe (5) is connected with said temperature indicator (7) after passing another through hole on the cover plate (6).
3. engine thermosistor assembly main valve lift characteristics method of testing is characterized in that: utilize engine thermosistor assembly main valve lift characteristics proving installation as claimed in claim 1 to test and may further comprise the steps:
At first; Thermostat water bath (1) is positioned on the surface level; Thermosistor assembly (2) is positioned in the thermostat water bath (1) that is full of engine coolant; And keep thermosistor assembly (2) main valve outlet vertically upward, the big end of solid metal rod (3) vertically is positioned over down on the outlet of main valve of said thermosistor assembly (2), the measuring staff of solid metal rod (3) small end and said dial gauge (9) is connected; Temperature probe (5) is placed on the auxiliary-valve place of said thermosistor assembly (2);
Thermostat water bath (1) energising, heated cooling fluid, make liquid coolant in the thermostat water bath (1) be heated to the temperature that thermosistor assembly (2) main valve opens fully gradually after, gradually liquid coolant is cooled to the temperature that the main valve of thermosistor assembly (2) is closed fully again;
---opening---closing gradually---fully closes in this process fully by opening gradually at said thermosistor assembly (2) valve; The displacement of said main valve passes to dial gauge (9) through top solid metal rod (3) above that; The registration of dial gauge (9) has reflected the lift of this main valve; Meanwhile; The registration of temperature indicator (7) has reflected the temperature of the pairing thermosistor assembly of this main valve lift (2), and this lift and temperature corresponding relation between the two is the lift characteristics of engine thermosistor assembly main valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110125854 CN102323045B (en) | 2011-05-17 | 2011-05-17 | Device for testing lift characteristic of main valve for temperature regulator assembly of engine and a method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110125854 CN102323045B (en) | 2011-05-17 | 2011-05-17 | Device for testing lift characteristic of main valve for temperature regulator assembly of engine and a method |
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| Publication Number | Publication Date |
|---|---|
| CN102323045A true CN102323045A (en) | 2012-01-18 |
| CN102323045B CN102323045B (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110125854 Expired - Fee Related CN102323045B (en) | 2011-05-17 | 2011-05-17 | Device for testing lift characteristic of main valve for temperature regulator assembly of engine and a method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115757A (en) * | 2012-09-06 | 2013-05-22 | 浙江吉利罗佑发动机有限公司 | Engine thermolator durable intelligent testing device and control method thereof |
| CN103149040A (en) * | 2013-01-07 | 2013-06-12 | 高秋渊 | Testing device of manual platform |
| CN103278319A (en) * | 2013-05-20 | 2013-09-04 | 曲阜天博汽车零部件制造有限公司 | Testing machine for testing comprehensive performance of thermostat |
| CN109630747A (en) * | 2018-12-03 | 2019-04-16 | 中国船舶重工集团公司第七研究所 | Heat control valve and method for detecting heat control valve assembled state |
| CN110441051A (en) * | 2019-08-20 | 2019-11-12 | 陕西法士特齿轮有限责任公司 | A kind of thermostat temperature-rise test device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3313896A1 (en) * | 1983-04-16 | 1984-10-18 | Behr-Thomson Dehnstoffregler Gmbh, 7014 Kornwestheim | THERMOSTAT ACTUATED VALVE FOR CONTROLLING THE FLOW |
| CN1056578A (en) * | 1991-06-29 | 1991-11-27 | 石油勘探开发科学研究院钻井工艺研究所 | A kind of clay swelling test method and device thereof |
| JPH0828267A (en) * | 1994-07-15 | 1996-01-30 | Mazda Motor Corp | Thermostat device and thermostat inspecting method |
| CN2621245Y (en) * | 2003-06-03 | 2004-06-23 | 潘大雪 | Thermostatic regulating valve |
| CN201215036Y (en) * | 2008-05-20 | 2009-04-01 | 湖北汽车工业学院 | Pneumatic thermostat |
| CN202049041U (en) * | 2011-05-17 | 2011-11-23 | 中国汽车技术研究中心 | Lift characteristic testing device of main valve of temperature regulator assembly of engine |
-
2011
- 2011-05-17 CN CN 201110125854 patent/CN102323045B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3313896A1 (en) * | 1983-04-16 | 1984-10-18 | Behr-Thomson Dehnstoffregler Gmbh, 7014 Kornwestheim | THERMOSTAT ACTUATED VALVE FOR CONTROLLING THE FLOW |
| CN1056578A (en) * | 1991-06-29 | 1991-11-27 | 石油勘探开发科学研究院钻井工艺研究所 | A kind of clay swelling test method and device thereof |
| JPH0828267A (en) * | 1994-07-15 | 1996-01-30 | Mazda Motor Corp | Thermostat device and thermostat inspecting method |
| CN2621245Y (en) * | 2003-06-03 | 2004-06-23 | 潘大雪 | Thermostatic regulating valve |
| CN201215036Y (en) * | 2008-05-20 | 2009-04-01 | 湖北汽车工业学院 | Pneumatic thermostat |
| CN202049041U (en) * | 2011-05-17 | 2011-11-23 | 中国汽车技术研究中心 | Lift characteristic testing device of main valve of temperature regulator assembly of engine |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115757A (en) * | 2012-09-06 | 2013-05-22 | 浙江吉利罗佑发动机有限公司 | Engine thermolator durable intelligent testing device and control method thereof |
| CN103115757B (en) * | 2012-09-06 | 2015-03-18 | 浙江吉利罗佑发动机有限公司 | Engine thermolator durable intelligent testing device and control method thereof |
| CN103149040A (en) * | 2013-01-07 | 2013-06-12 | 高秋渊 | Testing device of manual platform |
| CN103278319A (en) * | 2013-05-20 | 2013-09-04 | 曲阜天博汽车零部件制造有限公司 | Testing machine for testing comprehensive performance of thermostat |
| CN109630747A (en) * | 2018-12-03 | 2019-04-16 | 中国船舶重工集团公司第七研究所 | Heat control valve and method for detecting heat control valve assembled state |
| CN109630747B (en) * | 2018-12-03 | 2020-01-17 | 中国船舶重工集团公司第七一一研究所 | Temperature control valve and method for detecting the assembly state of a temperature control valve |
| CN110441051A (en) * | 2019-08-20 | 2019-11-12 | 陕西法士特齿轮有限责任公司 | A kind of thermostat temperature-rise test device |
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|---|---|
| CN102323045B (en) | 2013-07-17 |
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Effective date of registration: 20170505 Address after: 300462 Tianjin Binhai Development Zone Xinye west five Street No. 19 rooms Patentee after: Bari (Tianjin) Automotive Engineering Research Institute Co. Ltd. Address before: 300162 Tianjin city Dongli District Forest Road No. 218 Patentee before: China Automotive Technology Research Center |
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Granted publication date: 20130717 Termination date: 20200517 |