CN107465320B - The axial direction electric machine of rotor edge position connection brake disc - Google Patents
The axial direction electric machine of rotor edge position connection brake disc Download PDFInfo
- Publication number
- CN107465320B CN107465320B CN201710698933.6A CN201710698933A CN107465320B CN 107465320 B CN107465320 B CN 107465320B CN 201710698933 A CN201710698933 A CN 201710698933A CN 107465320 B CN107465320 B CN 107465320B
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- wheel hub
- coupling spindle
- connector
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- 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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of axial direction electric machine of rotor edge position connection brake disc, including wheel hub coupling spindle, Rotor Assembly, field frame assembly, connector.The Rotor Assembly includes left rotor and right rotor, and field frame assembly includes stator.Rotor protrudes the outer rim of left rotor to the right, right rotor outer rim to the left rotor protrusion and and left rotor outer rim rotor to the right protruding parts fitting it is connected.Wheel hub coupling spindle and left rotor are coaxial and are stretched outside in left rotor, the right side of plane where the right side of wheel hub coupling spindle is located at the root of right rotor protruding parts, the left end of wheel hub coupling spindle is located at outside the left side of left rotor, and the left end of wheel hub coupling spindle and left rotor fitting are connected.Stator and connector are coaxially connected.Stator is set in the space that surrounds of left rotor, right rotor, connector and wheel hub coupling spindle, sets that there are two rolling bearings between stator and wheel hub coupling spindle.The outer rim of the right side of right rotor is raised to the right, and the protrusion and brake disc are connected.
Description
Technical field
The present invention relates to Automobile drive components, and in particular to the axial direction of a kind of hybrid-electric car or pure electric automobile
Motor.
Background technique
In recent years, with economic development, the progress of technology, worldwide vehicle possesses quantity substantial increase, causes traffic
Blocking pollution environment, and current electric car has been favored by people because of its energy-saving environment-friendly zero-emission.But current pure electric vehicle
Automobile is mostly to be placed into the motor of a relatively high power in original engine bin to substitute internal combustion engine, and subsequent machinery
Power train still has, and so, when the power of motor is transmitted on driving wheel, just has substantial portion of energy
In power train, the energy for being really transmitted to driving wheel only has 30% or so, therefore causes the walking mileage of electric car big for consumption
Amplitude is shunk.The driving motor being mounted in rim is illustrated now with human hair to advance to directly drive vehicle, thus without machine
Tool transmission.But overall structure is still more complicated, there is a problem of that integration degree is inadequate.
Summary of the invention
Main inventive purpose of the invention is to provide one kind and is provided simultaneously with driving, deceleration, braking, support function, and each
Component is integrated in wheel, compact-sized axial direction electric machine.
Technical solution used in the present invention is: a kind of axial direction electric machine of rotor edge position connection brake disc, including wheel hub
Coupling spindle, Rotor Assembly, field frame assembly, connector.The Rotor Assembly includes left rotor and right rotor, and stator is total
At including stator.The outer rim of left rotor to the right rotor protrude, right rotor outer rim to the left rotor protrusion and and left rotor outer rim to
The protruding parts fitting of right rotor is connected.Wheel hub coupling spindle and left rotor are coaxial and are stretched outside in left rotor, the right side of wheel hub coupling spindle
The right side of plane where end face is located at the root of right rotor protruding parts, the left end of wheel hub coupling spindle is located at the left side of left rotor
Outside, the left end of wheel hub coupling spindle and left rotor fitting are connected.Stator and connector are coaxially connected.Stator is set to left rotor, turns right
In son, the space that surrounds of connector and wheel hub coupling spindle, set that there are two rolling bearings between stator and wheel hub coupling spindle.Wheel hub connection
The left side of spindle is equipped with the shaft shoulder, and the right end of wheel hub coupling spindle is equipped with screw thread and is connected with nut；It is equipped between two rolling bearings
Bushing；The left side of the inner ring of one rolling bearing in the left side and shaft shoulder patch connect, and the left side of right side and bushing, which is pasted, to be connected；The rolling of one, the right
The left side of the inner ring of bearing and the right side of bushing are pasted and are connected, and right side and nut patch connect.The outer rim of the right side of right rotor is raised to the right,
The protrusion and brake disc are connected.It is additionally equipped with cooling water channel, the cooling water channel is by being located on stator and being located at connector
On two sections of diversion channels be connected to constitute.
Here, the diversion channel on connector is further connected to the water cooling system on automobile.The present invention, axial dimension
Small, small in size, torque density, power density are big, and rotor directly drives wheel hub, and simple structure and high transmission efficiency reduces automobile
Rotating torque and rotary inertia, improve the comfortableness and security of automobile.The addition of water-cooling system is conducive to raising system
Using effect and service life.Rotor case is pack alloy part, and one-step die casting reduces cutting, light-weight, effectively
Ground improves vehicle energy efficiency, shortens the braking action time, improves braking performance of vehicle and traffic safety.The present invention is a kind of
Very outstanding patented technology.
Preferably, locked spacer is equipped between the right side and nut of the inner ring of one rolling bearing in the right, it in this way can be with
Reliably guarantee that the inner ring of two rolling bearings will not left and right vibration.It is protruded between two bearing outer rings in addition, stator is equipped with
Bulge loop, can further determine that the stability of position of stator in this way.
Preferably, being equipped with end cover III between the right side and connector of stator；The left and right ends of end cover III
It is bonded respectively with the corresponding end-faces of the corresponding end-faces of stator and connector, and end cover III is equipped with and constitutes cooling water channel one
The diversion channel divided；The cooling water channel phase that diversion channel on end cover III is connected in portion and connector with the cooling water channel on stator
Company is equipped with sealing ring between portion.This preferred embodiment can effectively prevent cooling water between stator and the binding face of connector
Gap exudation is conducive to save water and improve usage safety performance.
Preferably, the inner ring of stator protrudes to the left, protrusion is fixed with end cover；The inner ring on the right side of stator is to the right
The fitting of after the protrusion and left side of connector, is equipped with separator, stator between the outer ring and right rotor on the right side of corresponding stator
Left side and left rotor between be equipped with the second separator, the internal diameter of the second separator and the internal diameter of separator are equal；Second every
Additional isolation part is equipped between the inner ring of off member, wheel hub coupling spindle and end cover；Separator, the second separator and additional isolation
Part is equipped with interconnected water channel, and set water channel is connected to cooling water channel.End cover is located on the water channel of additional isolation part,
To prevent the leakage of cooling water.This preferred embodiment is conducive to improve cooling effect, and then improves using effect.
Preferably, right rotor is connected with connector gap, the right end of joint gap is equipped with end cover II.This preferred side
Case, structurally reasonable, using effect is good.
In conclusion torque density, power density are big the beneficial effects of the present invention are: axial dimension is small, small in size, turn
Son directly drives wheel hub, and simple structure and high transmission efficiency reduces the rotating torque and rotary inertia of automobile, improves automobile
Comfortableness and security, vehicle energy efficiency is high, and the braking action time is short, and braking performance of vehicle and traffic safety are high.
Detailed description of the invention
Fig. 1: structural schematic diagram of the invention；
In figure: screw 1, end cover 2, bolt 3, wheel hub coupling spindle 4, left rotor 5, bushing 6, screw 7, stator 8 are turned right
Son 9, protrusion 9.1, screw 10, end cover II 11, bolt 12, connector 13, end cover III 14, sealing ring 15, the axis of rolling
Hold 16, nut 17, locked spacer 18, cooling water channel 19, separator 20, additional isolation part 21.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1, the present invention includes wheel hub coupling spindle 4, Rotor Assembly, field frame assembly, connector 13.The electricity
Machine rotor assembly includes left rotor 5 and right rotor 9, and field frame assembly includes stator 8；Rotor 9 protrudes the outer rim of left rotor 5 to the right,
9 outer rim of right rotor to the left simultaneously and after the protruding parts fitting of rotor 9 to the right of the outer rim of left rotor 5 consolidated using screw 7 by the protrusion of rotor 5
Even；Wheel hub coupling spindle 4 and left rotor 5 are coaxial and are stretched outside in left rotor 5, and the right side of wheel hub coupling spindle 4 is located at right rotor 9 and protrudes
The right side of plane, the left end of wheel hub coupling spindle 4 are located at outside the left side of left rotor 5 where the root at position, wheel hub coupling spindle 4
The left side of left end and fitting not shown in the figure, the left end of wheel hub coupling spindle 4 and left rotor 5 are bonded, wheel hub, wheel hub coupling spindle
4 left end and left rotor 5 are fixed together using bolt 3.Stator 8 and connector 13 are coaxially connected using bolt 12.Stator 8 is set
In in the space that left rotor 5, right rotor 9, connector 13 and wheel hub coupling spindle 4 surround, set between stator 8 and wheel hub coupling spindle 4
There are two rolling bearings 16；Protrusion 9.1, described raised 9.1 passes through in screw 10 and figure the outer rim of the right side of right rotor 9 to the right
Unshowned brake disc is connected.Wherein, the left side of wheel hub coupling spindle 4 is equipped with the shaft shoulder, and the right end of wheel hub coupling spindle 4 is equipped with screw thread simultaneously
It is connected with nut 17；Bushing 6 is equipped between two rolling bearings 16.The left side of the inner ring of one rolling bearing 16 in the left side and the shaft shoulder
Patch connects, and the left side of right side and bushing 6, which is pasted, to be connected.The left side of the inner ring of one rolling bearing 16 in the right and the right side of bushing 6 are pasted and are connected, right
Side and the patch of nut 17 connect.Preferably, being equipped with stop pad between the right side and nut 17 of the inner ring of one rolling bearing 16 in the right
Piece 18.In addition, stator 8 is equipped with the bulge loop protruded between two 16 outer rings of bearing.
Preferably, the present invention is additionally provided with cooling water channel 19, the cooling water channel 19 is by being located on stator 8 and being located at connection
Diversion channel on device 13, which is connected to, to be constituted.Further, end cover III 14 is equipped between the right side of stator 8 and connector 13；It is close
The left and right ends of sealing end lid III 14 is bonded with the corresponding end-faces of the corresponding end-faces of stator 8 and connector 13 respectively, and sealed end
Lid III 14 is equipped with the diversion channel for constituting 19 a part of cooling water channel；It is cold on diversion channel and stator 8 on end cover III 14
But the water channel cooling water channel on portion and connector 13 that is connected is connected between portion and is equipped with sealing ring 15.The specific structure of cooling water channel
Details, because being simple technique, this will not be repeated here.
Further preferably, the inner ring of stator 8 protrudes to the left, and protrusion screw 1 is fixed with end cover 2.Stator 8
The inner ring on right side is bonded after protruding to the right with end cover III 14, and end cover III 14 is bonded with the left side of connector 13 again,
And then realize the right side of stator 8 and the left side fitting of connector 13, the outer ring on the right side of corresponding stator 8 and right rotor 9 it
Between be equipped with separator 20, between the left side and left rotor 5 of stator 8 be equipped with the second separator, the internal diameter of the second separator and every
The internal diameter of off member 20 is equal；Additional isolation part 21 is equipped between the inner ring of second separator, wheel hub coupling spindle 4 and end cover 2.
Separator 20, the second separator and additional isolation part 21 are equipped with interconnected water channel, which is connected to cooling water channel 19.
End cover 2 is located on the water channel of additional isolation part, to prevent the leakage of cooling water.Right rotor 9 is connected with 13 gap of connector,
The right end of joint gap is equipped with end cover II 11.
The function of brake of the present invention can be controlled by EPB, and brake caliper is connect by bracket with axle, specific control program
And connection scheme, because being well-known technique, this will not be repeated here.In addition, the rolling bearing also could alternatively be sliding bearing.
The specific embodiment of the above is only the preferable embodiment of the present invention, and tool of the invention is not limited with this
Body implements structure and practical range.In fact, the shape, structure and purpose of design can also make according to the present invention
Equivalent variation.Therefore, some equivalence changes made by all shape, structures and purpose of design in accordance with the present invention ought to
It is included within the scope of protection of the present invention namely these equivalence changes all should be by protection of the invention.
Claims (5)
1. a kind of axial direction electric machine of rotor edge position connection brake disc, including wheel hub coupling spindle (4), Rotor Assembly are fixed
Sub- assembly, connector (13), it is characterized in that: the Rotor Assembly includes left rotor (5) and right rotor (9), field frame assembly
Including stator (8)；Rotor (9) protrudes the outer rim of left rotor (5) to the right, and rotor (5) protrusion is simultaneously and left to the left for right rotor (9) outer rim
The outer rim of rotor (5) to the right rotor (9) protruding parts fitting be connected；Wheel hub coupling spindle (4) and left rotor (5) are coaxial and are stretched outside
In left rotor (5), the right side of plane where the right side of wheel hub coupling spindle (4) is located at the root of right rotor (9) protruding parts, wheel
The left end of hub coupling spindle (4) is located at outside the left side of left rotor (5), and the left end of wheel hub coupling spindle (4) and left rotor (5) fitting are solid
Even；Stator (8) and connector (13) are coaxially connected；Stator (8) is set to left rotor (5), right rotor (9), connector (13) and wheel
In the space that hub coupling spindle (4) surrounds, set between stator (8) and wheel hub coupling spindle (4) there are two rolling bearing (16)；Wheel hub connection
The left side of spindle (4) is equipped with the shaft shoulder, and the right end of wheel hub coupling spindle (4) is equipped with screw thread and is connected with nut (17)；Two axis of rolling
It holds and is equipped with bushing (6) between (16)；The left side of the inner ring of one rolling bearing (16) in the left side and shaft shoulder patch connect, right side and bushing
(6) left side, which is pasted, to be connected；The left side of the inner ring of one rolling bearing (16) in the right and the right side of bushing (6) are pasted and are connected, right side and nut
(17) patch connects；To the right raised (9.1), the protrusion (9.1) and brake disc are connected the outer rim of the right side of right rotor (9)；Furthermore
It is additionally provided with cooling water channel (19), the cooling water channel (19) is by be located on stator (8) and be located on connector (13) two sections points
Water channel connection is constituted；The inner ring of stator (8) protrudes to the left, and protrusion is fixed with end cover (2)；The right side of stator (8) it is interior
Circle is projectedly bonded with the corresponding left side of connector (13) to the right, the outer ring on the right side of corresponding stator (8) and right rotor (9)
Between be equipped with separator (20), between the left side and left rotor (5) of stator (8) be equipped with the second separator, the second separator
The internal diameter of internal diameter and separator (20) is equal；It is set between the inner ring of second separator, wheel hub coupling spindle (4) and end cover (2)
There are additional isolation part (21)；Separator (20), the second separator and additional isolation part (21) are equipped with interconnected water channel, institute
If water channel is connected to cooling water channel (19)；End cover (2) is located on the water channel of additional isolation part, to prevent the infiltration of cooling water
Leakage.
2. the axial direction electric machine of connection brake disc in rotor edge position according to claim 1, it is characterized in that: the rolling of one, the right
Locked spacer (18) are equipped between the right side and nut (17) of the inner ring of dynamic bearing (16).
3. the axial direction electric machine of connection brake disc in rotor edge position according to claim 1, it is characterized in that: on stator (8)
Equipped with the bulge loop protruded between two bearing (16) outer rings.
4. the axial direction electric machine of rotor edge position connection brake disc according to claim 1 to 3, it is characterized in that:
End cover III (14) is equipped between the right side and connector (13) of stator (8)；The left and right ends of end cover III (14) point
It is not bonded with the corresponding end-faces of the corresponding end-faces of stator (8) and connector (13), and end cover III (14) is cold equipped with constituting
But the diversion channel of water channel (19) a part；Diversion channel on end cover III (14) is connected portion with the cooling water channel on stator (8)
And sealing ring (15) are equipped between the connected portion of cooling water channel on connector (13).
5. the axial direction electric machine of rotor edge position connection brake disc according to claim 1 to 3, it is characterized in that:
Right rotor (9) is connected with connector (13) gap, and the right end of joint gap is equipped with end cover II (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710698933.6A CN107465320B (en) | 2017-08-15 | 2017-08-15 | The axial direction electric machine of rotor edge position connection brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710698933.6A CN107465320B (en) | 2017-08-15 | 2017-08-15 | The axial direction electric machine of rotor edge position connection brake disc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107465320A CN107465320A (en) | 2017-12-12 |
| CN107465320B true CN107465320B (en) | 2019-03-08 |
Family
ID=60549200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710698933.6A Active CN107465320B (en) | 2017-08-15 | 2017-08-15 | The axial direction electric machine of rotor edge position connection brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107465320B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204559345U (en) * | 2015-03-31 | 2015-08-12 | 无锡新大力电机有限公司 | Adopt single stator and double-rotor desk permanent-magnet wheel hub motor of printed circuit winding |
| CN205407539U (en) * | 2016-02-24 | 2016-07-27 | 刘霄 | Water cooling motor |
| CN105896766A (en) * | 2016-04-19 | 2016-08-24 | 北京康城科技有限公司 | Stator liquid cooling structure for built-in disc type motor |
| CN107005122A (en) * | 2014-11-19 | 2017-08-01 | 日东电工株式会社 | Drive device, gas permeable member |
-
2017
- 2017-08-15 CN CN201710698933.6A patent/CN107465320B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107005122A (en) * | 2014-11-19 | 2017-08-01 | 日东电工株式会社 | Drive device, gas permeable member |
| CN204559345U (en) * | 2015-03-31 | 2015-08-12 | 无锡新大力电机有限公司 | Adopt single stator and double-rotor desk permanent-magnet wheel hub motor of printed circuit winding |
| CN205407539U (en) * | 2016-02-24 | 2016-07-27 | 刘霄 | Water cooling motor |
| CN105896766A (en) * | 2016-04-19 | 2016-08-24 | 北京康城科技有限公司 | Stator liquid cooling structure for built-in disc type motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107465320A (en) | 2017-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107487175B (en) | Integrated hub motor driving unit | |
| KR101127736B1 (en) | Wheel structure for inwheel motor system | |
| CN106740043B (en) | Power assembly device for range-extending type electric vehicle | |
| CN108146145A (en) | A kind of Electric Motor Wheel and vehicle with big gear ratio planetary reduction gear | |
| US11299031B2 (en) | Wheel hub motor for electric vehicle | |
| CN109017271B (en) | Electric automobile and power driving device thereof | |
| CN203854506U (en) | Hub motor driver for battery electric vehicles | |
| CN202294336U (en) | Power generation device matched with vehicle brake | |
| CN106740042A (en) | Electric motor car bi-motor assembly apparatus | |
| CN203267779U (en) | Electricity-driven vehicle | |
| WO2012027870A1 (en) | Permanent magnet electric hub withou iron core | |
| CN107482846B (en) | The axial direction electric machine of position connection brake disc among rotor | |
| CN108128143A (en) | A kind of integrated electric driving wheel and vehicle | |
| CN107482836A (en) | A kind of In-wheel motor driving system based on hybrid-exciting brush-free claw-pole structure | |
| CN204037831U (en) | A kind of hybrid power motorcycle rear-wheel motor integral structure | |
| CN107465320B (en) | The axial direction electric machine of rotor edge position connection brake disc | |
| CN208247956U (en) | A kind of axial direction electric machine of rotor centre position connection brake disc | |
| CN108128141A (en) | A kind of force transferring method of Electric Motor Wheel and the vehicle using this method | |
| CN108146144A (en) | It is a kind of for the hub unit of Electric Motor Wheel, Electric Motor Wheel and vehicle | |
| CN207638485U (en) | A kind of axial direction electric machine of rotor edge position connection brake disc | |
| CN204641379U (en) | Wheel hub electric motor of electric vehicle Two-wheeled system | |
| CN201553026U (en) | Hybrid power wheel side driving device | |
| CN106712444A (en) | External rotor switch magnetic resistance wheel-hub motor | |
| CN204794643U (en) | External rotor switch reluctance in -wheel motor | |
| CN105691541B (en) | Light-duty intelligence wheel hub forerunner's electric bicycle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191211 Address after: 311835 Central Road, Shaoxing, Zhuji, Zhejiang Province, No. 188 Patentee after: Zhejiang Wan'an Zhiqu Technology Co., Ltd Address before: 311835 Central Road, Shaoxing, Zhuji, Zhejiang Province, No. 188 Patentee before: Zhejiang VIE Science & Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201214 Address after: No. 188, Central Road, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: ZHEJIANG VIE SCIENCE & TECHNOLOGY Co.,Ltd. Address before: No. 188, Central Road, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhejiang Wan'an Zhiqu Technology Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Axial motor connected with brake disc at the edge of rotor Effective date of registration: 20211222 Granted publication date: 20190308 Pledgee: Diankou sub branch of Zhejiang Zhuji Rural Commercial Bank Co., Ltd Pledgor: ZHEJIANG VIE SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2021980015560 |