CN108544977A - Power mode design scheme is changed in a kind of pure electric vehicle tractor and semitrailer combination - Google Patents
Power mode design scheme is changed in a kind of pure electric vehicle tractor and semitrailer combination Download PDFInfo
- Publication number
- CN108544977A CN108544977A CN201810684022.2A CN201810684022A CN108544977A CN 108544977 A CN108544977 A CN 108544977A CN 201810684022 A CN201810684022 A CN 201810684022A CN 108544977 A CN108544977 A CN 108544977A
- Authority
- CN
- China
- Prior art keywords
- semitrailer
- electric vehicle
- pure electric
- tractor
- accumulator group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 13
- 238000004904 shortening Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000032258 transport Effects 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
- B60K2001/0472—Removal or replacement of the energy storages from below
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The present invention relates to electric vehicle engineering fields more particularly to the combination of a kind of pure electric vehicle tractor and semitrailer to change power mode design scheme, including pure electric vehicle tractor, semitrailer, and tractor power accumulator group is fixed on the pure electric vehicle tractor;Semitrailer accumulator group is fixed on the chassis of the semitrailer;The semitrailer accumulator group is connected by high-tension cable with tractor power accumulator group.The present invention semitrailer accumulator group is connected with tractor power accumulator group by high-tension cable increase pure electric vehicle tractor battery system total reserve of electricity, improve the continual mileage of pure electric vehicle tractor, applicability of the increase pure electric vehicle tractor-trailer train in middle and long distance transport field;The electric time is changed by setting quick-replaceable holder shortening battery system, the not parking charge operation of pure electric vehicle tractor is realized, substantially increases the continual mileage and efficiency of operation of vehicle.
Description
Technical field
The present invention relates to electric vehicle engineering fields more particularly to the combination of a kind of pure electric vehicle tractor and semitrailer to change electric mould
Formula design scheme.
Background technology
In current domestic pure electric vehicle tractor due to power accumulator capacity limit, continual mileage it is smaller (usually≤
100km), it can be only applied to the short distances transport market such as port and pier.The matched battery types master of country's electrically propelled traction vehicle at present
There is the types such as LiFePO4, ternary lithium, lithium titanate (energy density volume ratio one after 100-150Wh/kg, battery encapsulation
As in 100-200kWh/L), total reserve of electricity of battery system is in 150-300kWh.Since the wheelbase of current tractor generally exists
3500-3800mm, the arrangement space for leaving accumulator for is limited, simultaneously because the accumulator charging time is longer (fast charge), in vehicle
Charging will seriously affect operational efficiency on the way for operation.So current pure electric vehicle traction is difficult to adapt in the longer logistics fortune of haul distance
Defeated industry.The country matches the semitrailer used with pure electric vehicle tractor and does not configure electrokinetic cell system at present, only conventional
Semitrailer.
Drop and pull transport is that current tractor/semitrailer unit car vehicle is set in logistic industry in order to improve efficiency of operation
It sets.After meeting the tractor support extension semitrailer arrival purpose yard got rid of and hang interchangeability standard, semitrailer disengagement is unloaded and (is done
Storage etc. is allocated or is transported in unloading), the semitrailer that tractor then goes mounting to be already prepared to transports destination to.The prior art
Pure electric vehicle tractor can not adapt to this type comfortable property.
Based on the above considerations, the present invention devises a kind of pure electric vehicle tractor and power mode design is changed in semitrailer combination
Scheme, the not parking charge operation of pure electric vehicle tractor substantially increase the continual mileage and efficiency of operation of vehicle.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of pure electric vehicle tractors and semitrailer combination to change
Power mode design scheme, the not parking charge operation of pure electric vehicle tractor, the continual mileage and operation for substantially increasing vehicle are imitated
Rate.
In order to achieve the object of the present invention, the technical solution adopted by the present invention is:
The invention discloses a kind of pure electric vehicle tractors and semitrailer combination to change power mode design scheme, including pure electric vehicle is led
Draw vehicle, semitrailer, tractor power accumulator group is fixed on the pure electric vehicle tractor;It is fixed on the chassis of the semitrailer
There is semitrailer accumulator group;The semitrailer accumulator group is connected by high-tension cable with tractor power accumulator group.
The high-tension cable is flexible power cable.
The semitrailer accumulator group is composed in series by 7 groups of battery packs.
The tractor power accumulator group is individually fixed in pure electricity with semitrailer accumulator group by quick-replaceable holder
On dynamic tractor and semitrailer.
The quick-replaceable holder includes be fixed on tractor power accumulator group and semitrailer accumulator group back the
One component and the second component being fixed on vehicle frame, the second component forms the square structure of groove in side wall, described recessed
Slot is equipped with lock pin;" L " shape structure that the first component is made of transverse bar and longitudinal rod, on the rear wall of the longitudinal rod
Equipped with the card slot with the lock pin snap-fit.
The top of the lock pin is formed slopely hook formation upwards.
The side of the card slot is connected to outside, and the other side is equipped with limiting plate, the one side wall of the lock pin and described second
Gap is equipped between one madial wall of component, the gap width is equal with the width of the limiting plate.
The lower section of the card slot is equipped with lead-over groove, and the lead-over groove is connected to the lower section of the card slot, the lead-over groove
Width is less than the width of card slot.
The bottom of the second component is formed with opening, the cross-sectional shape of the cross sectional shape of the opening and the groove
It is identical.
The beneficial effects of the present invention are:
1. semitrailer accumulator group is connected by the present invention by high-tension cable with tractor power accumulator group increases pure electricity
Total reserve of electricity of the battery system of dynamic tractor, improves the continual mileage of pure electric vehicle tractor, increases pure electric vehicle tractor-trailer train and exists
The applicability of middle and long distance transport field;
2. the present invention changes the electric time by setting quick-replaceable holder shortening battery system, pure electric vehicle tractor is realized
Not parking charge operation, substantially increase the continual mileage and efficiency of operation of vehicle.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the vertical view of pure electric vehicle tractor in the present invention;
Fig. 3 is the structural schematic diagram of semitrailer in the present invention;
Fig. 4 is that semitrailer passes through high-tension cable connection diagram with pure electric vehicle tractor electric energy in the present invention;
Fig. 5 is the definition figure of plug and socket in the present invention;
Fig. 6 is the structural schematic diagram of quick-replaceable holder in the present invention;
Fig. 7 is the decomposition diagram of quick-replaceable holder in the present invention;
Fig. 8 is the structural schematic diagram of first component in the present invention.
In figure, 1 pure electric vehicle tractor, 2 semitrailers, 3 tractor power accumulator groups, 4 semitrailer accumulator groups, 5 high pressures
Cable, 51 plugs, 6 semitrailer sockets, 7 tractor sockets, 8 quick-replaceable holders, 81 first components, 811 transverse bars, 812
Longitudinal rod, 813 card slots, 814 limiting plates, 815 lead-over grooves, 82 second components, 821 grooves, 822 lock pins, 823 openings.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples:
Referring to Fig. 1-Fig. 8.
The invention discloses a kind of pure electric vehicle tractors and semitrailer combination to change power mode design scheme, including pure electric vehicle is led
Draw vehicle 1, semitrailer 2, tractor power accumulator group 3 is fixed on the pure electric vehicle tractor 1;The chassis of the semitrailer 2
On be fixed with semitrailer accumulator group 4;The semitrailer accumulator group 4 passes through high-tension cable 5 and tractor power accumulator group 3
It is connected, by carrying accumulator group on the chassis of semitrailer 2, since semitrailer wheel space is long, chassis space is big, can carry traction
The accumulator group of 3-5 times of capacity of vehicle, then by high-tension cable 5 by semitrailer accumulator group 4 and tractor power accumulator group 3
Total reserve of electricity of the battery system of the increase pure electric vehicle that is connected tractor 1, improves the continual mileage of pure electric vehicle tractor, increases pure electricity
Dynamic tractor-trailer train is in the applicability of middle and long distance transport field, and when pure electric vehicle tractor 1 is run, semitrailer 2 can give tractor
Power supply can replace charging or change semitrailer after electricity after arrival gets rid of and hangs website, while tractor carries out fast quick change electricity, electronic
Tractor-trailer train will be carried out continuing to travel.
The semitrailer 2 is equipped with the semitrailer socket 6 being connected with semitrailer accumulator group 4, the pure electric vehicle tractor 1
It is equipped with the tractor socket 7 being connected with tractor power accumulator group 3, the both ends of the high-tension cable 5 are respectively equipped with and institute
State semitrailer, the connection-peg 51 that tractor socket matches, preferred interface has mechanical locking mechanism, prevents from transporting in vehicle
It is loosened in row, connection-peg 51 and socket are as shown in Figure 6.
The high-tension cable 5 is flexible power cable, is being turned and the phase of up-and-down surfaced road with meeting tractor and semitrailer
To movement.
The semitrailer accumulator group 4 is composed in series by 7 groups of battery packs, and two rows 6 can be arranged in front of the tire of semitrailer 2
Group battery pack, can be arranged 1 group of battery pack in the tail end of tire rear, that is, chassis of semi-trailer.
The tractor power accumulator group 3 is individually fixed in semitrailer accumulator group 4 by quick-replaceable holder 8 pure
For electrically propelled traction vehicle 1 on semitrailer 2, the quick-replaceable holder 8 includes being fixed on tractor power accumulator group 3 and semitrailer
The first component 81 at 4 back of accumulator group and the second component 82 being fixed on vehicle frame, the second component 82 are in side wall shape
At the square structure of groove 821, the groove 821 is equipped with lock pin 822;The first component 81 is by transverse bar 811 and longitudinal direction
" L " shape structure that bar 812 forms, the rear wall of the longitudinal rod 812 are equipped with the card slot with 822 snap-fit of the lock pin
813, the electric time is changed by the setting shortening battery system of quick-replaceable holder 8, the not parking of pure electric vehicle tractor is realized and fills
Electricity operation, the continual mileage and preferred first, second component of efficiency of operation for substantially increasing vehicle include a symmetrically arranged left side
It is two right, by the way that battery pack to be fixed on transverse bar 811, lifted first after equipment lifts battery pack by the existing electricity that changes
When 813 bottom of card slot on component 81 reaches 822 top of lock pin, pushed away to 82 direction of second component so that card slot 813 and lock pin
822 clamping lockings in place, realize that the quick fixation of battery pack, disassembly process are opposite with the above process
The top of the lock pin 822 is formed slopely hook formation upwards, it is ensured that lock pin 822 and 813 locking of card slot are more steady
Gu and it will not jolt and be detached from because of vehicle, cause unnecessary loss.
The side of the card slot 813 with outside be connected to, the other side be equipped with limiting plate 814, the one side wall of the lock pin 822 and
Gap is equipped between one madial wall of the second component 82, the gap width is equal with the width of the limiting plate 814, really
Protect after card slot 813 engages with 822 locking of lock pin, will not occurred level direction displacement, it is ensured that its stability prevents vehicle from jolting
It causes to collide.
The lower section of the card slot 813 is equipped with lead-over groove 815, and the lead-over groove 815 is connected to the lower section of the card slot 813,
The width of the lead-over groove 814 is less than the width of card slot 813, by the way that lead-over groove 814 is arranged so that card slot 813 blocks with lock pin 822
Sum velocity faster, realizes the quick-replaceable of accumulator group.
The bottom of the second component 82 is formed with opening 823, the cross sectional shape and the groove 821 of the opening 823
Cross-sectional shape it is identical so that second component 82 can be shorter, in order to avoid its bottom plate and the bottom of first component 81 occur
Collision is saved material, while being more easily installed on vehicle frame.
Embodiment one:The chassis both sides of pure electric vehicle tractor 1 are respectively equipped with one group of battery pack per pool-size in the present embodiment
Chassis for (80kWh), semitrailer 1 is equipped with 7 groups of battery packs, and 6 groups of battery packs in front of tire are (80kWh) per pool-size,
1 group of battery inclusion quantity of the larger carrying in space at tire rear is (120kWh), and semitrailer 2 passes through height with pure electric vehicle tractor 1
When train (power battery total capacity the is 760kWh) operation formed after voltage cable connection, semitrailer 2 can be drawn to pure electric vehicle
1 continued power of vehicle improves the continual mileage (40km/h constant speed continual mileage about 1000km) of tractor, extension website is got rid of in arrival
Afterwards, tractor, which unloads semitrailer unload/match, goods while filling and (changing) electricity, and then 2 groups of batteries of tractor are guaranteed replacement after electricity
The semitrailer being already prepared to is replaced to continue to run with.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, are similarly included in
In the scope of patent protection of the present invention.
Claims (9)
1. power mode design scheme, including pure electric vehicle tractor (1), semitrailer are changed in a kind of pure electric vehicle tractor and semitrailer combination
(2), it is characterised in that:It is fixed with tractor power accumulator group (3) on the pure electric vehicle tractor (1);The semitrailer (2)
Chassis on be fixed with semitrailer accumulator group (4);The semitrailer accumulator group (4) passes through high-tension cable (5) and tractor
Power accumulator group (3) is connected.
2. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 1 and semitrailer combination
It is:The high-tension cable (5) is flexible power cable.
3. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 2 and semitrailer combination
It is:The semitrailer accumulator group (4) is composed in series by 7 groups of battery packs.
4. changing power mode design side according to a kind of pure electric vehicle tractor of claim 1-3 any one of them and semitrailer combination
Case, it is characterised in that:The tractor power accumulator group (3) passes through quick-replaceable holder (8) with semitrailer accumulator group (4)
It is individually fixed on pure electric vehicle tractor (1) and semitrailer (2).
5. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 4 and semitrailer combination
It is:The quick-replaceable holder (8) includes being fixed on tractor power accumulator group (3) to carry on the back with semitrailer accumulator group (4)
The first component (81) in portion and the second component (82) being fixed on vehicle frame, the second component (82) form groove in side wall
(821) square structure, the groove (821) are equipped with lock pin (822);The first component (81) by transverse bar (811) and
" L " shape structure of longitudinal rod (812) composition, the rear wall of the longitudinal rod (812) is equipped with matches card with the lock pin (822)
The card slot (813) of conjunction.
6. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 5 and semitrailer combination
It is:The top of the lock pin (822) is formed slopely hook formation upwards.
7. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 6 and semitrailer combination
It is:The side of the card slot (813) is connected to outside, and the other side is equipped with limiting plate (814), the side of the lock pin (822)
Gap, the width of the gap width and the limiting plate (814) are equipped between wall and a madial wall of the second component (82)
It spends equal.
8. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 7 and semitrailer combination
It is:The lower section of the card slot (813) is equipped with lead-over groove (815), the lower section of the lead-over groove (815) and the card slot (813)
Connection, the width of the lead-over groove (814) are less than the width of card slot (813).
9. power mode design scheme, feature are changed in a kind of pure electric vehicle tractor according to claim 8 and semitrailer combination
It is:The bottom of the second component (82) is formed with opening (823), the cross sectional shape and the groove of the opening (823)
(821) cross-sectional shape is identical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810684022.2A CN108544977A (en) | 2018-06-28 | 2018-06-28 | Power mode design scheme is changed in a kind of pure electric vehicle tractor and semitrailer combination |
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CN201810684022.2A CN108544977A (en) | 2018-06-28 | 2018-06-28 | Power mode design scheme is changed in a kind of pure electric vehicle tractor and semitrailer combination |
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CN108544977A true CN108544977A (en) | 2018-09-18 |
Family
ID=63494046
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CN201810684022.2A Pending CN108544977A (en) | 2018-06-28 | 2018-06-28 | Power mode design scheme is changed in a kind of pure electric vehicle tractor and semitrailer combination |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110562051A (en) * | 2019-09-10 | 2019-12-13 | 海通科创(深圳)有限公司 | Power supply system and control method of electric tractor |
WO2021189805A1 (en) * | 2020-03-24 | 2021-09-30 | 海通科创(深圳)有限公司 | Tractor power supply system |
CN113978268A (en) * | 2021-12-08 | 2022-01-28 | 博雷顿科技有限公司 | Split type battery system and electric tractor |
WO2023098676A1 (en) * | 2021-11-30 | 2023-06-08 | 奥动新能源汽车科技有限公司 | Chassis battery swapping type electric heavy-duty truck |
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CN208393167U (en) * | 2018-06-28 | 2019-01-18 | 江铃汽车股份有限公司 | Electric installation is changed in a kind of pure electric vehicle tractor and semitrailer combination |
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CN202272088U (en) * | 2011-09-22 | 2012-06-13 | 柳崇禧 | Mobile automatic charging/replacing station for electric vehicles |
EP3290305A1 (en) * | 2016-09-02 | 2018-03-07 | MAN Truck & Bus AG | Road vehicle train combination, in particular as long commercial vehicle combination |
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CN113978268A (en) * | 2021-12-08 | 2022-01-28 | 博雷顿科技有限公司 | Split type battery system and electric tractor |
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Effective date of registration: 20201125 Address after: 330001 No. 509 North Avenue, Yingbin Road, Jiangxi, Nanchang Applicant after: JIANGLING MOTORS Co.,Ltd. Address before: 330001 No. 509 North Avenue, Yingbin District, Nanchang, Jiangxi Applicant before: JIANGLING MOTORS Co.,Ltd. Applicant before: JMC HEAVY DUTY VEHICLE Co.,Ltd. |
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