CN103899402B - The connection structure of auto exhaust manifold and engine - Google Patents
The connection structure of auto exhaust manifold and engine Download PDFInfo
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- CN103899402B CN103899402B CN201410029896.6A CN201410029896A CN103899402B CN 103899402 B CN103899402 B CN 103899402B CN 201410029896 A CN201410029896 A CN 201410029896A CN 103899402 B CN103899402 B CN 103899402B
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- exhaust manifold
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- 238000013022 venting Methods 0.000 claims abstract description 16
- 239000000835 fiber Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 11
- 238000007789 sealing Methods 0.000 description 10
- 238000010030 laminating Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 241000168254 Siro Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Exhaust Silencers (AREA)
Abstract
The present invention relates to automobile technical field, in particular disclose the connection structure of a kind of auto exhaust manifold and engine, comprise engine cylinder and exhaust manifold, engine cylinder is provided with venting port, it is provided with around venting port and connects hole, the air inlet end of exhaust manifold is provided with joint flange, joint flange is provided with through hole, joint flange be connected between hole by double end Stud connection, the outside being positioned at joint flange on double end stud is provided with set nut, the center, outer end of double end stud is provided with additional threaded bores, auxiliary bolt it is provided with in additional threaded bores, turning direction when auxiliary bolt is tightened is contrary with direction during locking nut screwing, auxiliary positioning dish it is provided with between auxiliary bolt and double end stud, the end, outer end of double end stud is provided with spacing groove, auxiliary positioning dish is provided with the positive stop lug boss corresponding with spacing groove. therefore, the present invention have exhaust manifold install, dismantle very convenient, the useful effect that the installation efficiency of exhaust manifold is high.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to the connection structure of a kind of auto exhaust manifold and engine.
Background technology
The exhaust system of engine is system comparatively important in engine, the performance of engine had bigger impact, exhaust manifold is parts comparatively conventional in engine exhaust system, it is connected with engine cylinder, the exhaust of each cylinder can be concentrated and import exhaust-gas receiver, to reduce the resistance of exhaust of engine, mutually disturb when avoiding each cylinder to be vented simultaneously. the cylinder that common exhaust manifold generally comprises inlet suction port, air outlet adapter and the manifold for connecting inlet suction port, air outlet adapter, inlet suction port and engine connects one to one, and air outlet adapter is connected with exhaust-gas receiver. common exhaust manifold and engine cylinder are with bolts, a circle joint flange it is provided with around inlet suction port, joint flange has connection hole, it is provided with threaded hole around engine cylinder venting port, it is connected with the threaded hole on engine by bolt, but due to exhaust manifold heavier, pre-determined bit is needed time with bolts, need two or more workmans to install together when therefore installing could assemble, efficiency of assembling is low, in order to improve efficiency of assembling, some exhaust manifold adopts double end stud to be connected with cylinder now, first double end stud is connected by the threaded hole of pneumatic tool with engine cylinder exhaust ports, then exhaust manifold is hung pre-determined bit on double end stud, nut of finally screwing on realizes connecting, this kind of mode of connection a workman can operate, but engine needs dismounting exhaust manifold when maintenance, the dismounting of double end stud needs by a lot of instrument, it is very inconvenient to dismantle.
Chinese patent Authorization Notice No.: CN201627626U, authorized announcement date on November 10th, 2010, disclose a kind of enmgine exhaust, comprise exhaust manifold body, some cylinder head flanges and turbo-charging flange, some cylinder head flanges are disposed side by side on enmgine exhaust body, turbo-charging flange is arranged on exhaust manifold body, each cylinder head flange is independent, leaving gap between two adjacent cylinder head flanges, cylinder head flange and turbo-charging flange are the both sides being separately positioned on exhaust manifold body. Solve prior art flange and it is subject to bigger internal stress, cause deformation, the stopping property connected between flange and cylinder is reduced, affect the problem such as life-span of flange, cylinder, connecting parts, have that structure is simple, the distortion amount of the cylinder that can effectively reduce the mutual extruding produced because of cylinder head flange expanded by heating and cause and exhaust manifold, reduce the waste gas gas leakage because distortion produces, work-ing life of extending flange and with low cost, easy to process. Its weak point is with bolts between exhaust manifold and engine cylinder-body, lacks pre-determined bit during installation, it is necessary to multiple workman install together could assemble, efficiency of assembling low.
Summary of the invention
The present invention installs inconvenient deficiency to overcome between exhaust manifold of the prior art and engine cylinder venting port, it provides the connection structure of a kind of installation, all convenient auto exhaust manifold of dismounting and engine.
In order to realize above-mentioned purpose, the present invention adopts following technical scheme:
The connection structure of a kind of auto exhaust manifold and engine, comprise engine cylinder and exhaust manifold, described engine cylinder is provided with venting port, it is provided with around venting port and connects hole, the air inlet end of described exhaust manifold is provided with joint flange, joint flange is provided with through hole, described joint flange be connected between hole by double end Stud connection, the outside being positioned at joint flange on double end stud is provided with set nut, the center, outer end of described double end stud is provided with additional threaded bores, it is provided with auxiliary bolt in described additional threaded bores, turning direction when described auxiliary bolt is tightened is contrary with direction during locking nut screwing, auxiliary positioning dish it is provided with between described auxiliary bolt and double end stud, the end, outer end of described double end stud is provided with spacing groove, described auxiliary positioning dish is provided with the positive stop lug boss corresponding with spacing groove. during installation, first double end stud being pre-loaded into connects in hole, then the through hole on joint flange is enclosed within stud pre-determined bit, then set nut is screwed in the other end locking of double end stud, now exhaust manifold compact siro spinning technology and between cylinder exhaust port, finally auxiliary bolt and auxiliary positioning dish being contained in double end stud outer end, the limit convex decometer on auxiliary positioning dish enters in the spacing groove on double end stud, when tune-up, when needing dismounting exhaust manifold, set nut is unclamped with open-ended spanner, when set nut is screwed to double end stud end, the outer face of set nut contacts with the inner face laminating of auxiliary positioning dish, set nut, self-locking is there is between auxiliary positioning dish and double end stud, when being rotated further open-ended spanner, whole double end stud will be back-outed from connecting in hole, thus take out double end stud, this kind of mode of connection, the installation of the exhaust manifold being, dismantle all very convenient, a workman just can complete, improve installation effect and the tune-up efficiency of exhaust manifold.
As preferably, the outer face of described set nut being evenly provided with along radius direction some V shapes lock only breach, the end face of described auxiliary positioning dish is provided with some lock with V shape and stops V shape lock only projection corresponding to breach. When dismounting, set nut is screwed to when contacting with auxiliary positioning dish, and the V shape on auxiliary positioning dish is locked the V shape lock that only projection card enters on set nut and stopped in breach, prevents from relatively rotating between the two, is convenient to double end stud entirety and back-outs.
As preferably, the external diameter of described auxiliary positioning dish is greater than the external circular diameter of set nut. After set nut and auxiliary positioning dish self-locking, continuing to turn set nut, the moment on set nut passes to auxiliary positioning dish, and owing to the diameter of auxiliary positioning dish is relatively big, therefore moment is also relatively big, is convenient to double end stud and back-outs more easily.
As preferably, venting port periphery on described engine cylinder is provided with ring groove, described connection hole is provided with pilot hole, described pilot hole is connected with ring groove, it is provided with ring-shaped pottery fiber pad in described ring groove, in the outer circumference pilot hole of described ring-shaped pottery fiber pad, extends to form pad retaining ring. Cylinder exhaust port place expellant gas temperatures as high 200-300 degree, common rubber cradle is heated and easily damages, ring-shaped pottery fiber pad then can bear the high temperature of more than 1000 degree, it may also be useful to the life-span is long, not easily loses efficacy, double end stud be connected hole connect after, again the pad retaining ring around ring-shaped pottery fiber pad is enclosed within double end stud, after then joint flange being enclosed within double end stud, last locking nut screwing, good sealing effect, not easily leaks gas.
As preferably, the outside of described ring-shaped pottery fiber pad is provided with annular seal groove, is provided with high temperature resistant silica gel ring in described annular seal groove. Due to around the both ends of the surface of ring-shaped pottery fiber pad and cylinder exhaust port, the contact of joint flange end face be all rigidity contact, when contact surface unfairness or jagged time all can affect sealing property, therefore in annular seal groove, increase high temperature resistant silica gel ring further, after connection, high temperature resistant silica gel ring is squeezed distortion, fit tightly with the end face of joint flange, even if joint flange end face is jagged, shrinkage cavity or unfairness, also can keep good sealing property; Ring-shaped pottery fiber pad also has good heat-proof quality, prevents the high temperature of gas to be delivered on double end stud, reduces the temperature on double end stud, prevents double end stud to be in hot environment for a long time and reduce the life-span.
As preferably, being provided with ring seal chamber in described high temperature resistant silica gel ring, in described ring seal chamber, it is full of nitrogen. The inner hollow structure of high temperature resistant silica gel ring, compression set it is convenient to during installation, during cylinder exhaust, nitrogen expanded by heating in ring seal chamber, high temperature resistant silica gel ring is made to be full of whole annular seal groove, a face of high temperature resistant silica gel ring is stretched out the end face with joint flange from the opening end of annular seal groove and is compressed laminating, and sealing effect improves further.
Therefore, the present invention has following useful effect: (1) exhaust manifold is installed, all very convenient exhaust manifold of dismounting installs efficiency height; (2) favorable sealing property between exhaust manifold and the venting port of engine cylinder, can not leak gas.
Accompanying drawing explanation
Fig. 1 is the connection structural representation of engine cylinder and exhaust manifold in the present invention.
Fig. 2 is A-A place sectional view in Fig. 1.
Fig. 3 is B place structure for amplifying schematic diagram in Fig. 2.
Fig. 4 is the structural representation of ceramic fiber pad in the present invention.
Fig. 5 is set nut end face structure schematic diagram in the present invention.
Fig. 6 is the structural representation of auxiliary positioning dish in the present invention.
In figure: engine cylinder 1 exhaust manifold 2 venting port 3 connects the hole 4 joint flange 5 through hole 6 double end stud 7 additional threaded bores 70 set nut 8 auxiliary bolt 9 auxiliary positioning dish 10 spacing groove 11 positive stop lug boss 12V shape lock only breach 13V shape lock only high temperature resistant silica gel ring 20 ring seal chamber 21 of projection 14 ring groove 15 pilot hole 16 ring-shaped pottery fiber pad 17 pad retaining ring 18 annular seal groove 19.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
A kind of auto exhaust manifold as shown in Figure 1 and the connection structure of engine, comprise engine cylinder 1 and exhaust manifold 2, engine cylinder is provided with venting port 3, it is provided with three around each venting port and connects hole 4, connect hole inwall to be threaded, the air inlet end of exhaust manifold is provided with joint flange 5, joint flange is provided with three through holes 6 corresponding with connecting hole, joint flange 5 is connected by double end stud 7 between hole 4 with being connected, as shown in Figures 2 and 3, the outside being positioned at joint flange on double end stud 7 is provided with set nut 8, the center, outer end of double end stud 7 is provided with additional threaded bores 70, auxiliary bolt 9 it is provided with in additional threaded bores 8, direction when turning direction when auxiliary bolt 9 is tightened is tightened with set nut 8 is contrary, auxiliary positioning dish 10 it is provided with between auxiliary bolt 9 and double end stud, the end, outer end of double end stud 7 is provided with spacing groove 11, auxiliary positioning dish 10 is provided with the positive stop lug boss 12 corresponding with spacing groove. during installation, first double end stud being pre-loaded into connects in hole, then the through hole on joint flange is enclosed within stud pre-determined bit, then set nut is screwed in the other end locking of double end stud, now exhaust manifold compact siro spinning technology and between cylinder exhaust port, finally auxiliary bolt and auxiliary positioning dish being contained in double end stud outer end, the limit convex decometer on auxiliary positioning dish enters in the spacing groove on double end stud, when tune-up, when needing dismounting exhaust manifold, set nut is unclamped with open-ended spanner, when set nut is screwed to double end stud end, the outer face of set nut contacts with the inner face laminating of auxiliary positioning dish, set nut, self-locking is there is between auxiliary positioning dish and double end stud, when being rotated further open-ended spanner, whole double end stud will be back-outed from connecting in hole, thus take out double end stud, this kind of mode of connection, the installation of the exhaust manifold being, dismantle all very convenient, a workman just can complete, improve installation effect and the tune-up efficiency of exhaust manifold.
As shown in Figure 5, the outer face of set nut 8 is evenly provided with some V shapes lock only breach 13 along radius direction, as shown in Figure 6, the end face of auxiliary positioning dish 10 is provided with some lock with the V shape lock V shape that only breach is corresponding and stops projection 14, when set nut is unscrewed time, when moving back the outermost end of double end stud, the outer face of set nut contacts with auxiliary positioning dish, V shape on auxiliary positioning dish is locked the V shape lock that only projection card enters on set nut and is stopped in breach, speed enter nut be combined into auxiliary positioning dish together with form self-locking, time continuation open-ended spanner turns set nut, the moment of torsion of open-ended spanner passes to auxiliary positioning dish by set nut, and the spacing groove card of positive stop lug boss on auxiliary positioning dish and end, double end stud outer end connects spacing, therefore whole double end stud is just screwed out, thus it is convenient to the dismounting of exhaust manifold, the external diameter of auxiliary positioning dish 10 is greater than the external circular diameter of set nut 8.
As shown in figures 1 and 3, venting port 3 periphery on engine cylinder 1 is provided with ring groove 15, connect hole 4 place and it is provided with pilot hole 16, pilot hole is connected with ring groove, ring-shaped pottery fiber pad 17 it is provided with in ring groove 15, pad retaining ring 18 is extended to form in the outer circumference pilot hole of ring-shaped pottery fiber pad 17, as shown in Figure 4, the outside of ring-shaped pottery fiber pad 17 is provided with annular seal groove 19, high temperature resistant silica gel ring 20 it is provided with in annular seal groove 19, it is provided with ring seal chamber 21 in high temperature resistant silica gel ring 20, in ring seal chamber, it is full of nitrogen. Cylinder exhaust port place expellant gas temperatures as high 200-300 degree, common rubber cradle is heated and easily damages, ring-shaped pottery fiber pad then can bear the high temperature of more than 1000 degree, it may also be useful to the life-span is long, not easily loses efficacy, double end stud be connected hole connect after, again the pad retaining ring around ring-shaped pottery fiber pad is enclosed within double end stud, after then joint flange being enclosed within double end stud, last locking nut screwing, good sealing effect, not easily leaks gas; Due to around the both ends of the surface of ring-shaped pottery fiber pad and cylinder exhaust port, the contact of joint flange end face be all rigidity contact, when contact surface unfairness or jagged time all can affect sealing property, therefore in annular seal groove, increase high temperature resistant silica gel ring further, after connection, high temperature resistant silica gel ring is squeezed distortion, fit tightly with the end face of joint flange, even if joint flange end face is jagged, shrinkage cavity or unfairness, also can keep good sealing property; Ring-shaped pottery fiber pad also has good heat-proof quality, prevents the high temperature of gas to be delivered on double end stud, reduces the temperature on double end stud, prevents double end stud to be in hot environment for a long time and reduce the life-span; After vent, nitrogen expanded by heating so that high temperature resistant silica gel ring is full of whole annular seal groove, a face of high temperature resistant silica gel ring is stretched out the end face with joint flange from the opening end of annular seal groove and is compressed laminating, and sealing effect improves further. Therefore, the present invention has following useful effect: (1) exhaust manifold is installed, all very convenient exhaust manifold of dismounting installs efficiency height; (2) favorable sealing property between exhaust manifold and the venting port of engine cylinder, can not leak gas.
Claims (6)
1. the connection structure of an auto exhaust manifold and engine, comprise engine cylinder (1) and exhaust manifold (2), described engine cylinder is provided with venting port (3), it is provided with around venting port and connects hole (4), the air inlet end of described exhaust manifold is provided with joint flange (5), joint flange is provided with through hole (6), it is characterized in that, described joint flange (5) is connected by double end stud (7) with being connected between hole (4), the outside being positioned at joint flange on double end stud (7) is provided with set nut (8), the center, outer end of described double end stud (7) is provided with additional threaded bores (70), it is provided with auxiliary bolt (9) in described additional threaded bores (70), direction when turning direction when described auxiliary bolt (9) is tightened is tightened with set nut (8) is contrary, it is provided with auxiliary positioning dish (10) between described auxiliary bolt (9) and double end stud, the end, outer end of described double end stud (7) is provided with spacing groove (11), described auxiliary positioning dish (10) is provided with the positive stop lug boss (12) corresponding with spacing groove.
2. the connection structure of auto exhaust manifold according to claim 1 and engine, it is characterized in that, evenly be provided with some V shapes lock only breach (13) on the outer face of described set nut (8) along radius direction, the end face of described auxiliary positioning dish (10) is provided with some lock with V shape and stops V shape lock only projection (14) corresponding to breach.
3. the connection structure of auto exhaust manifold according to claim 1 and 2 and engine, is characterized in that, the external diameter of described auxiliary positioning dish (10) is greater than set nut (8) external circular diameter.
4. the connection structure of auto exhaust manifold according to claim 1 and engine, it is characterized in that, described venting port (3) periphery on engine cylinder (1) is provided with ring groove (15), described connection hole (4) place is provided with pilot hole (16), described pilot hole is connected with ring groove, it is provided with ring-shaped pottery fiber pad (17) in described ring groove (15), in the outer circumference pilot hole of described ring-shaped pottery fiber pad (17), extends to form pad retaining ring (18).
5. the connection structure of auto exhaust manifold according to claim 4 and engine, it is characterized in that, the outside of described ring-shaped pottery fiber pad (17) is provided with annular seal groove (19), is provided with high temperature resistant silica gel ring (20) in described annular seal groove (19).
6. the connection structure of auto exhaust manifold according to claim 5 and engine, is characterized in that, is provided with ring seal chamber (21) in described high temperature resistant silica gel ring (20), is full of nitrogen in described ring seal chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029896.6A CN103899402B (en) | 2014-01-22 | 2014-01-22 | The connection structure of auto exhaust manifold and engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029896.6A CN103899402B (en) | 2014-01-22 | 2014-01-22 | The connection structure of auto exhaust manifold and engine |
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| CN103899402A CN103899402A (en) | 2014-07-02 |
| CN103899402B true CN103899402B (en) | 2016-06-01 |
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| CN201410029896.6A Active CN103899402B (en) | 2014-01-22 | 2014-01-22 | The connection structure of auto exhaust manifold and engine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632583A (en) * | 2015-02-05 | 2015-05-20 | 安徽安凯汽车股份有限公司 | Supercharger waste gas outlet connecting mode and connecting method |
| CN106194377A (en) * | 2016-09-13 | 2016-12-07 | 奇瑞汽车股份有限公司 | The heat-insulating cushion block of exhaust manifold is installed |
| CN106473745A (en) * | 2016-09-20 | 2017-03-08 | 青岛大学附属医院 | Measuring system for harelip mouth |
| KR102429002B1 (en) * | 2016-12-14 | 2022-08-03 | 현대자동차 주식회사 | Structure for mounting exhaust manifold to engine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2225995A5 (en) * | 1973-04-12 | 1974-11-08 | Cit Alcatel | Electrical junction boxes safety locking mechanism - is released only by use of special double acting threaded key |
| CN2080895U (en) * | 1990-09-15 | 1991-07-17 | 苏贵斌 | Bushing driver special for stud |
| DE10343149A1 (en) * | 2003-09-18 | 2005-05-04 | Opel Adam Ag | Fastener device for exhaust manifold, comprises stud bolts with cylindrical outer surface for engaging with clamping disc device |
| CN201347789Y (en) * | 2009-01-13 | 2009-11-18 | 哈尔滨东安汽车发动机制造有限公司 | Connection structure of exhaust manifold and catalyst |
| JP2010116826A (en) * | 2008-11-12 | 2010-05-27 | Toyota Motor Corp | Aluminum alloy casting exhaust manifold |
-
2014
- 2014-01-22 CN CN201410029896.6A patent/CN103899402B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2225995A5 (en) * | 1973-04-12 | 1974-11-08 | Cit Alcatel | Electrical junction boxes safety locking mechanism - is released only by use of special double acting threaded key |
| CN2080895U (en) * | 1990-09-15 | 1991-07-17 | 苏贵斌 | Bushing driver special for stud |
| DE10343149A1 (en) * | 2003-09-18 | 2005-05-04 | Opel Adam Ag | Fastener device for exhaust manifold, comprises stud bolts with cylindrical outer surface for engaging with clamping disc device |
| JP2010116826A (en) * | 2008-11-12 | 2010-05-27 | Toyota Motor Corp | Aluminum alloy casting exhaust manifold |
| CN201347789Y (en) * | 2009-01-13 | 2009-11-18 | 哈尔滨东安汽车发动机制造有限公司 | Connection structure of exhaust manifold and catalyst |
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| CN103899402A (en) | 2014-07-02 |
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Owner name: ZHEJIANG GEELY LUOYOU ENGINE CO., LTD. Free format text: FORMER OWNER: ZHEJIANG GEELY AUTOMOBILE RESEARCH INSTITUTE CO., LTD. Effective date: 20141011 Owner name: JINAN GEELY AUTO SPARE PARTS CO., LTD. HUNAN LUOYO Free format text: FORMER OWNER: ZHEJIANG GEELY LUOYOU ENGINE CO., LTD. JINAN GEELY AUTO SPARE PARTS CO., LTD. HUNAN LUOYOU ENGINE PARTS CO., LTD. SHANDONG GEELY TRANSMISSION CO., LTD. NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION CO., LTD. HUNAN JISHENG INTERNAT POWER TRANSMISSION SYSTEM CO., LTD. Effective date: 20141011 |
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Effective date of registration: 20141011 Address after: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Applicant after: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant after: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant after: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant after: SHANDONG JILI TRANSMISSION Co.,Ltd. Applicant after: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant after: HUNAN JISHENG INTERNATIONAL POWER TRANSMISSION SYSTEM Co.,Ltd. Applicant after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 310051 Jiangling Road, Hangzhou, Zhejiang, No. 1760, No. Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Applicant before: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant before: SHANDONG JILI TRANSMISSION Co.,Ltd. Applicant before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant before: HUNAN JISHENG INTERNATIONAL POWER TRANSMISSION SYSTEM Co.,Ltd. |
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Effective date of registration: 20160115 Address after: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Applicant after: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant after: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant after: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant after: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Applicant before: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant before: SHANDONG JILI TRANSMISSION Co.,Ltd. Applicant before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant before: HUNAN JISHENG INTERNATIONAL POWER TRANSMISSION SYSTEM Co.,Ltd. Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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Effective date of registration: 20161010 Address after: 411100 Hunan province Xiangtan City Jiuhua Economic Zone auspicious Road South Jiangnan Avenue East Patentee after: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Address before: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Patentee before: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Patentee before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Patentee before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Patentee before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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Effective date of registration: 20220922 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: Aurobay Technology Co.,Ltd. Address before: 411100 south of Jili Road East of Jiangnan Avenue, Jiuhua Economic Zone, Xiangtan City, Hunan Province Patentee before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. |