CN202957674U - Stator lamination, stator core and motor - Google Patents
Stator lamination, stator core and motor Download PDFInfo
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- CN202957674U CN202957674U CN 201220548455 CN201220548455U CN202957674U CN 202957674 U CN202957674 U CN 202957674U CN 201220548455 CN201220548455 CN 201220548455 CN 201220548455 U CN201220548455 U CN 201220548455U CN 202957674 U CN202957674 U CN 202957674U
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- 238000003475 lamination Methods 0.000 title abstract 6
- 238000004080 punching Methods 0.000 claims description 75
- 238000009966 trimming Methods 0.000 claims description 61
- 229910000976 Electrical steel Inorganic materials 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a stator lamination, a stator core and a motor, wherein the stator lamination is provided with a yoke portion and a plurality of teeth, between any two adjacent teeth there is provided a groove, the stator lamination is also provided with a hollow inner circular hole, the outer edge of the stator lamination comprises two pairs of cut sides, each pair of cut sides comprise two parallel cut sides, a distance between the two parallel cut sides is 72-80 mm, the diameter of the inner circular hole is 44-50 mm, the width of notches of the grooves is 1.8-2.4 mm, the width of shoulders of the grooves is 4.6-5.4 mm, the width of bottoms of the grooves is 6.6-7.4 mm, the height of the notches of the grooves is 0.5-1.2 mm, the height of the shoulders of the grooves is 0.3-0.7 mm, and the internal height of the grooves is 5.0-6.0 mm. The stator core is formed by a plurality of above stator laminations, and the stator of the motor is provided with the stator core. The stator is small in annular width, the magnetic densities of the tooth portion and the yoke portion are uniform, and the operation noise of the motor is small.
Description
Technical field
The utility model relates to machine field, the motor that especially relates to a kind of stator punching, the stator core be overrided to form by this stator punching and have this stator core.
Background technology
Motor is widely used in the various electric equipments of industrial production and life, referring to Fig. 1, the end cap 11,12 that existing motor has housing 10 and is positioned at housing 10 two ends, housing 10 and end cap 11,12 surround a cavity, stator 15 and rotor 18 are installed in cavity, and stator 15 has stator core 16 and is embedded into the coil 17 on stator core 16.Rotor 18 is arranged in stator 15, and can be with respect to stator 15 rotations.Armature spindle 19 is arranged in rotor 18, and with rotor 18 interference fit, armature spindle 19 rotates under the drive of rotor 18, thus outside outputting power.
Being stamped to form by silicon steel sheet of every a slice stator punching 20, referring to Fig. 2, stator punching 20 is for having the square of four rounded corners, it has the peripheral yoke section 21 that is positioned at, yoke section 21 is extended with a plurality of teeth 27 to the center position of stator punching 20, form groove 28 between two adjacent teeth 27, so the quantity of groove 28 equates in the quantity of tooth 27.
The outward flange of stator punching 20 comprises two pairs of trimmings, and every a pair of trimming comprises two parallel trimmings, and as parallel with trimming 23 as trimming 22, it forms a pair of trimming, and trimming 24 is parallel with trimming 25, and it forms another to trimming.Arbitrary equal to the distance between two trimmings of trimming in two pairs of trimmings, its distance is D1.And, having circular hole 26 in hollow in tooth 27, the diameter of interior circular hole 26 is φ B1.
In existing stator punching 20, the distance B 1 between two parallel trimmings is larger, and the diameter phi B1 of interior circular hole 26 is generally less, therefore the ring width of stator punching 20 is larger, groove 28 areas are also larger, and groove 28 area utilizations are lower, so also cause the utilance of silicon steel sheet lower.
And the magnetic leakage factor of the stator core 16 that this stator punching 20 is made is larger, cause the breakdown torque of motor and starting torque to descend, during the motor operation temperature rise higher, cause the useful life of motor shorter, thereby have influence on the motor reliability of operation.For the magnetic flux that increases stator core and the temperature rise while reducing the motor operation, usually with the quantity that increases winding coil 17 and the use amount mode of silicon steel sheet, improve magnetic loading, but will increase like this production cost of motor.
In addition, the stator core 16 that uses said stator punching 20 to make, when motor moves, the magnetic density of yoke section 21 is approximately 5000 Gausses, and the magnetic density at tooth 27 places is approximately 10000 Gausses, cause like this on stator 15 magnetic density inhomogeneous, easily cause vibration during the motor operation, and produce noise.
Summary of the invention
Main purpose of the present utility model is to provide a kind of comparatively uniform stator punching of magnetic density that makes stator.
Another purpose of the present utility model is to provide the higher stator core of a kind of silicon steel sheet utilance.
A purpose more of the present utility model is to provide the motor that a kind of functional reliability is higher and noise is less.
For realizing main purpose of the present utility model, a plurality of teeth that the stator punching that the utility model provides has yoke section and the center position to stator punching extends from yoke section, form groove between two adjacent teeth, and stator punching has circular hole in hollow, the outward flange of stator punching comprises two pairs of trimmings, every a pair of trimming comprises two two trimmings that are parallel to each other, wherein, distance between two trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, the diameter of interior circular hole is between 44 millimeters to 50 millimeters, a plurality of grooves comprise at least one first kind groove, the width of rebate of first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of first kind groove is between 0.3 millimeter to 0.7 millimeter, the groove inner height of first kind groove is between 5.0 millimeters to 6.0 millimeters.
From such scheme, the size of the distance between the every a pair of trimming of stator punching, interior Circularhole diameter and groove changes, and the magnetic density of yoke section and tooth section is comparatively approaching, and during the motor operation, the magnetic density of stator is more even, also avoids the generation of noise.
A preferred scheme is, a plurality of grooves comprise at least one Equations of The Second Kind groove, the width of rebate of Equations of The Second Kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of Equations of The Second Kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of Equations of The Second Kind groove is between 6.6 millimeters to 8.4 millimeters, the notch height of Equations of The Second Kind groove is between 0.5 millimeter to 1.2 millimeters, and the groove shoulder height degree of Equations of The Second Kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of Equations of The Second Kind groove is between 5.0 millimeters to 7.0 millimeters.
As can be seen here, stator punching arranges the groove that two classes are different, and the area of two class grooves is unequal, is conducive to the magnetic circuit of motor is optimized.
For realizing another purpose of the present utility model, by the multi-disc shape, identical stator punching is overrided to form the stator core that the utility model provides, a plurality of teeth that each stator punching has yoke section and the center position to stator punching extends from yoke section, form groove between two adjacent teeth, and stator punching has circular hole in hollow, the outward flange of stator punching comprises two pairs of trimmings, every a pair of trimming comprises two two trimmings that are parallel to each other, wherein, distance between two trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, the diameter of interior circular hole is between 44 millimeters to 50 millimeters, a plurality of grooves comprise at least one first kind groove, the width of rebate of first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of first kind groove is between 0.3 millimeter to 0.7 millimeter, the groove inner height of first kind groove is between 5.0 millimeters to 6.0 millimeters.
From such scheme, by resetting the distance between the stator punching trimming, interior Circularhole diameter and groove size, can reduce the ring width of punching, reduce the area of groove, improve the utilance of groove, also improve the utilance of silicon steel sheet, and the magnetic density of stator core is more even during machine operation, the noise produced while being conducive to reduce machine operation.
For realizing a purpose more of the present utility model, the motor that the utility model provides comprises stator and rotor, stator comprises stator core and is embedded in the coil on stator core, by the multi-disc shape, identical stator punching is overrided to form stator core, a plurality of teeth that each stator punching has yoke section and the center position to stator punching extends from yoke section, form groove between two adjacent teeth, and stator punching has circular hole in hollow, the outward flange of stator punching comprises two pairs of trimmings, every a pair of trimming comprises two two trimmings that are parallel to each other, wherein, distance between two trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, the diameter of interior circular hole is between 44 millimeters to 50 millimeters, a plurality of grooves comprise at least one first kind groove, the width of rebate of first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of first kind groove is between 0.3 millimeter to 0.7 millimeter, the groove inner height of first kind groove is between 5.0 millimeters to 6.0 millimeters.
As can be seen here, the stator punching ring width of motor reduces, and the groove area of punching also reduces, and utilance improves, and during the motor operation, tooth is comparatively even with the magnetic density of yoke section, during the motor operation vibration less, reliability is higher, and the noise of generation is also less.
The accompanying drawing explanation
Fig. 1 be existing motor partly cut open figure.
Fig. 2 is the structure chart of existing stator punching.
Fig. 3 is the structure chart of the utility model stator punching the first embodiment.
Fig. 4 is the partial enlarged drawing of the utility model stator punching the first embodiment.
Fig. 5 is the structure chart of the utility model stator punching the second embodiment.
Fig. 6 is the partial enlarged drawing of the utility model stator punching the second embodiment.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
The first embodiment:
The end cap that the motor of the present embodiment has housing and is positioned at the housing both sides, housing and end cap surround a cavity, and stator and rotor are installed in cavity, and stator has stator core and is embedded into the coil on stator core, rotor is arranged in stator, and can rotate with respect to stator.Armature spindle is arranged in rotor, and with the rotor interference fit, armature spindle rotates under the drive of rotor, and outside outputting power.
By the multi-disc shape, identical stator punching is overrided to form stator core, and every a slice stator punching is stamped to form by silicon steel sheet.Referring to Fig. 3, stator punching 30 roughly is square, and it has four trimmings 32,33,34,35, and wherein trimming 32 is relative with trimming 33 and be arranged in parallel, and it forms a pair of trimming, and trimming 34 is relative with trimming 35 and be arranged in parallel, and it forms another to trimming.In the present embodiment, arbitrary to trimming, as the distance B between trimming 32 and trimming 33 is between 72 millimeters to 80 millimeters.And, between two adjacent trimmings, there is circular arc chamfering.
And, offering the interior circular hole 36 of hollow at the middle part of stator punching 30, the diameter phi B of interior circular hole 36 is between 44 millimeters to 50 millimeters.
A plurality of teeth 37 that stator punching has yoke section 31 and extends to stator punching 30 center positions from yoke section 31, form groove 38 between two adjacent teeth 37, so the quantity of groove 38 equates with the quantity of tooth 37.In the present embodiment, the quantity of tooth 37 is 16, during practical application, and the needs that can use according to reality, the quantity of tooth 37 is set to other numerical value of 24 grades.
The circle that is respectively arranged with 39, four location holes 39 of location hole on four angles of stator punching is on the circumference of same circle, and the circular diameter at the place, the center of circle of four location holes 39 is between 87 millimeters to 95 millimeters.And the diameter of each location hole 39 is between 4.8 millimeters to 6.4 millimeters.
Also be provided with a plurality of self-fastening buttons 40 in the yoke section 31 of stator punching, the central point of a plurality of self-fastening buttons 40 is also on the circumference of same circle, and this diameter of a circle is between 66 millimeters to 76 millimeters.Certainly, the quantity of self-fastening button 40 can increase and decrease according to actual needs, as one or two self-fastening button etc. is set, and the setting position of a plurality of self-fastening buttons can be determined according to actual service condition.
Like this, due to the diameter phi B redesign of the distance B between the trimming to stator punching 30, interior circular hole, the ring width of stator punching 30 reduces, change the size of groove 38 simultaneously, the area of groove 38 is reduced, and the utilance of groove 38 is higher, makes yoke section 31 more even with the magnetic density on tooth 37.By the magnetic density to stator core, measure, the stator core that the stator punching of use the present embodiment is made, when motor moves, the magnetic density of yoke section 31 is 6800 Gausses, magnetic density on tooth 37 is 10000 Gausses comparatively, both magnetic densities are more approaching, be difficult for vibration-generating during the motor operation, noise is corresponding minimizing also.
The second embodiment:
The end cap that the motor of the present embodiment has housing and is positioned at the housing both sides, housing and end cap surround a cavity, and stator and rotor are installed in cavity, and stator has stator core and is embedded into the coil on stator core, rotor is arranged in stator, and can rotate with respect to stator.Armature spindle is arranged in rotor, and with the rotor interference fit, armature spindle rotates under the drive of rotor, and outside outputting power.
By the multi-disc shape, identical stator punching is overrided to form stator core, and every a slice stator punching is stamped to form by silicon steel sheet.Referring to Fig. 5, stator punching 50 roughly is square, and it has four trimmings 52,53,54,55, and wherein trimming 52 is relative with trimming 53 and be arranged in parallel, and it forms a pair of trimming, and trimming 54 is relative with trimming 55 and be arranged in parallel, and it forms another to trimming.In the present embodiment, a pair of trimming, as the distance between trimming 52 and trimming 53 is also between 72 millimeters to 80 millimeters.
And, offering the interior circular hole 56 of hollow at the middle part of stator punching 50, the diameter of interior circular hole 56 is also between 44 millimeters to 50 millimeters.
A plurality of teeth 57 that stator punching has yoke section 51 and extends to stator punching 50 center positions from yoke section 51, form groove 58,59 between two adjacent teeth 57.In the present embodiment, groove 58 is not identical with the size of groove 59, groove 58 is first kind groove, groove 59 is the Equations of The Second Kind groove, and the quantity of groove 58 equates with the quantity of groove 59, and groove 58 is spaced in twos with groove 59, be in every four adjacent grooves, two first kind grooves 58 are arranged, two Equations of The Second Kind grooves 59 are arranged, and each groove is identical with one in two grooves that are adjacent.
In the present embodiment, the groove in the size of groove 58 and the first embodiment measure-alike, the size of groove 59 is slightly different from the size of groove 58.Referring to Fig. 6, the width of rebate G4 of groove 59 is between 1.8 millimeters to 2.4 millimeters, and the groove shoulder breadth degree G5 of groove 59 is between 4.6 millimeters to 5.4 millimeters, and the bottom land width G 6 of groove 59 is between 6.6 millimeters to 8.4 millimeters.And the notch height H 4 of groove 59 is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree H5 of groove 59 is between 0.3 millimeter to 0.7 millimeter, and the groove inner height H6 of groove 59 is between 5.0 millimeters to 7.0 millimeters.
Visible, groove 59 is only that bottom land width G 6, groove inner height H6 are not identical with bottom land width G 3, the groove inner height H3 of groove 58, and other dimensional parameters are identical.Like this, the groove of stator punching is arranged to the two class grooves that size is not identical, can optimizes the magnetic circuit of motor.
And, due to the size redesign of the size to stator punching, groove, can improve the utilization rate of silicon steel sheet.Simultaneously, use the motor breakdown torque that this stator punching 50 makes to increase, in the time of also avoiding the motor operation temperature rise too high, extend useful life of motor.
Finally it is emphasized that the utility model is not limited to above-mentioned execution mode, as the width of rebate of each groove, groove shoulder height degree etc. change and also should be included in the protection range of the utility model claim in the size range of setting.
Claims (10)
1. stator punching, comprise
Yoke section and a plurality of teeth that the center position to described stator punching extends from described yoke section, form groove between two adjacent teeth, and described stator punching has circular hole in hollow, the outward flange of described stator punching comprises two pairs of trimmings, and every a pair of trimming comprises two two described trimmings that are parallel to each other;
It is characterized in that:
Distance between two described trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, and the diameter of described interior circular hole is between 44 millimeters to 50 millimeters;
A plurality of described grooves comprise at least one first kind groove, the width of rebate of described first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of described first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described first kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described first kind groove is between 5.0 millimeters to 6.0 millimeters.
2. stator punching according to claim 1 is characterized in that:
Described yoke section is provided with at least one self-fastening button.
3. stator punching according to claim 1 and 2 is characterized in that:
A plurality of described grooves comprise at least one Equations of The Second Kind groove, the width of rebate of described Equations of The Second Kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described Equations of The Second Kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described Equations of The Second Kind groove is between 6.6 millimeters to 8.4 millimeters, the notch height of described Equations of The Second Kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described Equations of The Second Kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described Equations of The Second Kind groove is between 5.0 millimeters to 7.0 millimeters.
4. stator punching according to claim 3 is characterized in that:
The quantity of described first kind groove equates with the quantity of described Equations of The Second Kind groove, and described first kind groove and described Equations of The Second Kind groove spaced in twos.
5. stator core, the stator punching identical by the multi-disc shape is overrided to form, a plurality of teeth that each described stator punching has yoke section and the center position to described stator punching extends from described yoke section, form groove between two adjacent teeth, and described stator punching has circular hole in hollow, the outward flange of described stator punching comprises two pairs of trimmings, and every a pair of trimming comprises two two described trimmings that are parallel to each other;
It is characterized in that:
Distance between two described trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, and the diameter of described interior circular hole is between 44 millimeters to 50 millimeters;
A plurality of described grooves comprise at least one first kind groove, the width of rebate of described first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of described first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described first kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described first kind groove is between 5.0 millimeters to 6.0 millimeters.
6. stator core according to claim 5 is characterized in that:
A plurality of described grooves comprise at least one Equations of The Second Kind groove, the width of rebate of described Equations of The Second Kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described Equations of The Second Kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described Equations of The Second Kind groove is between 6.6 millimeters to 8.4 millimeters, the notch height of described Equations of The Second Kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described Equations of The Second Kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described Equations of The Second Kind groove is between 5.0 millimeters to 7.0 millimeters.
7. stator core according to claim 6 is characterized in that:
The quantity of described first kind groove equates with the quantity of described Equations of The Second Kind groove, and described first kind groove and described Equations of The Second Kind groove spaced in twos.
8. motor, comprise
Stator and rotor, described stator has stator core and is embedded in the coil on described stator core, by the multi-disc shape, identical stator punching is overrided to form described stator core, a plurality of teeth that each described stator punching has yoke section and the center position to described stator punching extends from described yoke section, form groove between two adjacent teeth, and described stator punching has circular hole in hollow, the outward flange of described stator punching comprises two pairs of trimmings, and every a pair of trimming comprises two two described trimmings that are parallel to each other;
It is characterized in that:
Distance between two described trimmings that are parallel to each other is between 72 millimeters to 80 millimeters, and the diameter of described interior circular hole is between 44 millimeters to 50 millimeters;
A plurality of described grooves comprise at least one first kind groove, the width of rebate of described first kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described first kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described first kind groove is between 6.6 millimeters to 7.4 millimeters, the notch height of described first kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described first kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described first kind groove is between 5.0 millimeters to 6.0 millimeters.
9. motor according to claim 8 is characterized in that:
A plurality of described grooves comprise at least one Equations of The Second Kind groove, the width of rebate of described Equations of The Second Kind groove is between 1.8 millimeters to 2.4 millimeters, the groove shoulder breadth degree of described Equations of The Second Kind groove is between 4.6 millimeters to 5.4 millimeters, the bottom land width of described Equations of The Second Kind groove is between 6.6 millimeters to 8.4 millimeters, the notch height of described Equations of The Second Kind groove is between 0.5 millimeter to 1.2 millimeters, the groove shoulder height degree of described Equations of The Second Kind groove is between 0.3 millimeter to 0.7 millimeter, and the groove inner height of described Equations of The Second Kind groove is between 5.0 millimeters to 7.0 millimeters.
10. motor according to claim 9 is characterized in that:
The quantity of described first kind groove equates with the quantity of described Equations of The Second Kind groove, and described first kind groove and described Equations of The Second Kind groove spaced in twos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548455 CN202957674U (en) | 2012-10-24 | 2012-10-24 | Stator lamination, stator core and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548455 CN202957674U (en) | 2012-10-24 | 2012-10-24 | Stator lamination, stator core and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202957674U true CN202957674U (en) | 2013-05-29 |
Family
ID=48463226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220548455 Expired - Lifetime CN202957674U (en) | 2012-10-24 | 2012-10-24 | Stator lamination, stator core and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202957674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170194845A1 (en) * | 2015-12-31 | 2017-07-06 | Danfoss (Tianjin) Ltd. | Stator, motor and compressor |
-
2012
- 2012-10-24 CN CN 201220548455 patent/CN202957674U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170194845A1 (en) * | 2015-12-31 | 2017-07-06 | Danfoss (Tianjin) Ltd. | Stator, motor and compressor |
| US10389216B2 (en) * | 2015-12-31 | 2019-08-20 | Danfoss (Tianjin) Ltd. | Stator applicable to a single-phase or polyphase motor, motor comprising the stator and compressor comprising the motor or the stator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HENAN KAIBANG MOTOR CO., LTD. Free format text: FORMER OWNER: GELI ELECTRIC APPLIANCE CO., LTD., ZHUHAI Effective date: 20141017 Free format text: FORMER OWNER: ZHUHAI KAIBANG MOTOR MANUFACTURE CO., LTD. HEFEI KAIBANG MOTOR CO., LTD. CHONGQING KAIBANG MOTOR CO., LTD. HENAN KAIBANG MOTOR CO., LTD. Effective date: 20141017 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 519070 ZHUHAI, GUANGDONG PROVINCE TO: 450001 ZHENGZHOU, HENAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141017 Address after: Liquidambar hi tech Industrial Development Zone, Henan province Zhengzhou city 450001 Street No. 6 Patentee after: HENAN KAIBANG MOTOR Co.,Ltd. Address before: 519070 Guangdong city of Zhuhai Province Qianshan No. six Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Patentee before: ZHUHAI KAIBANG MOTOR MANUFACTURE Co.,Ltd. Patentee before: HEFEI KAIBANG MOTOR Co.,Ltd. Patentee before: CHONGQING KAIBANG MOTOR Co.,Ltd. Patentee before: HENAN KAIBANG MOTOR Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130529 |
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| CX01 | Expiry of patent term |