CN219262109U - Automatically controlled ware of windowing that can automatic separation and reunion - Google Patents
Automatically controlled ware of windowing that can automatic separation and reunion Download PDFInfo
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- CN219262109U CN219262109U CN202223106083.1U CN202223106083U CN219262109U CN 219262109 U CN219262109 U CN 219262109U CN 202223106083 U CN202223106083 U CN 202223106083U CN 219262109 U CN219262109 U CN 219262109U
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- 238000000926 separation method Methods 0.000 title claims description 15
- 230000009471 action Effects 0.000 claims abstract description 8
- 239000011324 bead Substances 0.000 claims description 29
- 230000007246 mechanism Effects 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 239000004411 aluminium Substances 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The utility model relates to an automatically-clutched electric control window opener, when a driving motor drives a window sash to work, an input gear drives a pushing arm to rotate, the pushing arm pushes a magnetic clamping block on a central disc to move, the clamping block is led into an arc-shaped groove along with the pushing arm under the action of centrifugal force, one part of the magnetic clamping block can be limited in the arc-shaped groove, the other part of the magnetic clamping block extends out of the arc-shaped groove to prop against the pushing arm and is linked with an output gear to rotate by tangential force of the pushing arm, then the output gear drives a door to rotate through a driving gear group, so that electric control of a door and a window is realized, when the window sash is manually opened and closed, the output gear rotates, the magnetic clamping block is separated from the pushing arm and is thrown out of the arc-shaped groove in the rotation process of the output gear, the output gear runs idle, the motor load is avoided, the service life of the motor is prolonged, manual and electric integration is realized, and convenience is realized because the door and the window can be easily opened by hands for escaping when the window is not opened due to power failure.
Description
Technical Field
The utility model relates to the field of window openers, in particular to an electric control window opener capable of automatically engaging and disengaging.
Background
Along with the improvement of the living standard of people, the requirements of people on the intelligent and comfortable degree of living environment are higher and higher, so that the automation degree of the home is higher and higher; people often install automatically controlled ware of windowing on the window for intelligent control window's opening or closing, the user can carry out long-range control to the window, and convenient to use is simple, even the user is outside also can open or close the window at any time according to the demand.
However, the existing electric control window opener not only can switch the door and window components through the motor driving input gear and the output gear in the actual use process, but also can drive the door and window components to switch the window through manual rotation of the handle when a power failure or the motor of the window opener is damaged, but when the window opener is manually opened and closed, the door and window components are meshed with the output gear, when the door and window components move, the manual load is large, the manual switch is very inconvenient to use, particularly when the electric control window opener is used on a motor with large load, if a fire disaster occurs, the power failure or the motor damage is caused, the door and window connected with the window opener can be opened poorly, and the quick escape of a user is hindered.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an electric control window opener capable of automatically engaging and disengaging aiming at the defects of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatically controlled ware of windowing of automatic separation and reunion, includes the box body, extends the output arm outside the box body and set up the drive output arm pivoted actuating mechanism in the box body, actuating mechanism includes driving motor, with the control tooth group of driving motor linkage, with the drive tooth group of output arm linkage and set up the separation and reunion tooth group between drive tooth group and control tooth group, its characterized in that: the clutch gear group comprises an input gear and an output gear which are axially arranged, the input gear is linked with the control gear group, the output gear is linked with the driving gear group, a central disc is arranged between the input gear and the output gear, the center of the central disc is provided with a central shaft which penetrates through the centers of the input gear and the output gear respectively, the surface of the input gear, which faces the central disc, is extended to be provided with at least one pushing arm, the surface of the central disc, which faces the pushing arm, is movably provided with a magnetic clamping block which is adsorbed with the central disc, the inner wall of the output gear is provided with a plurality of arc grooves for clamping the magnetic clamping block, and the propping surface of the pushing arm and the magnetic clamping block gradually inclines to the other surface from the center of the circle to the inner wall of the output gear; when the driving motor works, the control gear group drives the input gear to rotate, the pushing arm drives the magnetic clamping blocks to rotate together, and the magnetic clamping blocks are pushed into the relatively static arc-shaped grooves under the action of centrifugal force, so that part of the magnetic clamping blocks are clamped in the arc-shaped grooves, and the part of the magnetic clamping blocks extend out of the arc-shaped grooves to prop against the pushing arm, so that the magnetic clamping blocks are linked with the output gear to rotate, and the magnetic clamping blocks are linked with the output arm to rotate through the driving gear group; when the output arm rotates, the driving gear group is linked with the output gear to rotate, the arc-shaped groove rotates to drive the magnetic clamping block to separate from the pushing arm, and the magnetic clamping block is separated from the arc-shaped groove and is not linked with the input gear, so that the output gear idles.
According to the technical scheme, the linkage piece which is connected with the window sash and is provided with the crank arm, the swing arm and the like can be connected to the output arm, the center plate is linked with the center shaft through the arrangement between the input gear and the output gear, the center shaft can penetrate through the input gear and the output gear to be fixed in the box body of the window opener, the driving motor is used for controlling the input gear and the linkage after the gear group is decelerated through the driving gear group, the output gear is linked with the window sash, when the driving motor drives the window sash to work, the input gear rotates and drives the pushing arm to rotate, the pushing arm pushes the magnetic clamping block on the center plate to move, and as the two ends of the pushing arm are close to the inner wall of the output gear, the magnetic clamping block can be partially limited in the arc groove under the action of the centrifugal force along with the guidance of the pushing arm, the other part extends out of the arc groove to abut against the pushing arm and is subjected to the tangential force linkage of the output gear to rotate, the output gear is driven by the output gear to drive the door through the driving gear to rotate through the driving gear group, the electric control of the door and window is realized, when the window is opened and the window is rotated through the driving gear, the magnetic clamping block can be separated from the pushing arm in the rotation, the rotating process of the pushing arm, the output gear is not to swing the motor, the electric motor is not associated with the output gear, the door window can be idle, the door window can be opened easily by a fire door can be opened, and the fire can be opened conveniently, and the door can be opened conveniently by a fire, and opened by a fire.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the output gear extends towards one end of the input gear and is provided with an output mounting seat, arc grooves and the like are distributed on the inner wall of the output mounting seat in a surrounding mode, and the pushing arm and the center disc are arranged in the output mounting seat.
By adopting the technical scheme, through setting up the output mount pad, make output gear can be installed on input gear through the output mount pad, and then also wrap up central disk, fixture block, magnet in, avoid external environment influence, make whole separation and reunion tooth group operation more stable simultaneously.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the number of the pushing arms is 2, the pushing arms are arranged on the circle center of the input gear, an included angle alpha is formed between the pushing arms, the included angle alpha is smaller than 180 degrees, a clamping block movable area is formed at the position of the pushing arms corresponding to the included angle alpha, and the magnetic clamping block is arranged in the clamping block movable area.
By adopting the technical scheme, the magnet is arranged in the magnet moving area formed by the magnet by arranging the two opposite pushing arms, so that the input gear can quickly respond regardless of positive and negative rotation, and the response time is improved.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the magnetic clamping block is sleeved with clamping beads, the magnetic clamping block extends out of the clamping beads to be adsorbed with the central disc, and the clamping beads are made of aluminum powder through metallurgy.
By adopting the technical scheme, the clamping beads are sleeved outside the magnetic clamping blocks, so that the magnetic force of the magnetic clamping blocks is increased, the magnetic force of the magnetic clamping blocks and the magnetic force of the input gear are isolated, and the stability of the opening and closing window of the window opener is improved.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the clamping beads are of cylindrical structures, the arc-shaped grooves are of arc-shaped structures attached to the outer walls of the clamping beads, the diameter of the circle center of each clamping bead is a, the chord lengths of the two ends of each arc-shaped groove are b, and b is smaller than a.
By adopting the technical scheme, the chord length of the arc-shaped groove is smaller than the diameter of Yu Kazhu, so that the area of the clamping joint in the arc-shaped groove is ensured not to be larger than half of the clamping bead body, and the output gear is convenient to rotate so that the clamping bead can be conveniently separated from the arc-shaped groove.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the control gear group comprises a driving gear arranged at the output end of the driving motor, a first control gear shaft meshed with the driving gear, a second control gear shaft meshed with the first control gear shaft, a third control gear shaft meshed with the second control gear shaft and a fourth control gear shaft respectively meshed with the third control gear shaft and the input gear.
By adopting the technical scheme, the output force of the plurality of gear shafts to the driving motor is reduced, the torque is increased, and the stable mute switch is realized.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the driving gear group comprises a main driving gear shaft, a first driving gear shaft, a second driving gear shaft and a third driving gear shaft, wherein the main driving gear shaft is coaxially arranged with the driving arm and is in linkage with the driving arm, the first driving gear shaft is meshed with the main driving gear shaft, the second driving gear shaft is meshed with the first driving gear shaft, and the third driving gear shaft is respectively meshed with the second driving gear shaft and the output gear.
By adopting the technical scheme, the output force of the plurality of gear shafts to the output gear is reduced, the torque is increased, and the stable mute switch is realized.
The above-mentioned but automatically controlled ware of windowing of automatic separation and reunion can further set up to: the driving mechanism further comprises a control circuit board electrically connected with the driving motor and a remote control module linked with the control circuit board.
By adopting the technical scheme, the remote control window opener electric switch is realized by arranging the remote control module and the control circuit board.
The utility model is further described below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present utility model.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic structural diagram of a driving mechanism according to an embodiment of the utility model.
Fig. 4 is a front view of a driving mechanism according to an embodiment of the present utility model.
Fig. 5 is a schematic structural view of a clutch tooth set according to an embodiment of the present utility model.
FIG. 6 is a schematic perspective view of a clutch tooth set according to an embodiment of the present utility model
Fig. 7 is a cross-sectional view AA of fig. 6.
Fig. 8 is a cross-sectional view in BB of fig. 6.
Detailed Description
As shown in fig. 1-8, an automatically-clutched electric control window opener comprises a box body 1, an output arm 2 extending out of the box body 1 and a driving mechanism arranged in the box body 1 and used for driving the output arm 2 to rotate, wherein the driving mechanism comprises a driving motor 3, a control tooth set 4 linked with the driving motor 3, a driving tooth set 5 linked with the output arm 2, a clutching tooth set 6 arranged between the driving tooth set 5 and the control tooth set 4, a control circuit board 7 electrically connected with the driving motor 3 and a remote control module 8 electrically connected with the control circuit board 7, the clutching tooth set 6 comprises an axially arranged input gear 61 and an output gear 62, the input gear 61 is linked with the control tooth set 4, the output gear 62 is linked with the driving tooth set 5, a central disc 63 is arranged between the input gear 61 and the output gear 62, the center of the central disc 63 is provided with a central shaft 631 penetrating through the centers of the input gear 61 and the output gear 62 respectively, the input gear 61 extends towards the surface of the center disc 63 to be provided with two pushing arms 64, the surface of the center disc 63 towards the pushing arms 64 is movably provided with a magnetic clamping block 65 which is adsorbed with the center disc 63, the inner wall of the output gear 62 is provided with a plurality of arc grooves 621 for clamping the magnetic clamping block 65, the pushing arms 64 and the magnetic clamping block 65 lean towards the other side step by step along the circle center to the inner wall of the output gear 62, so that the magnetic clamping block 65 moves outwards under the action of centrifugal force and enters into the arc grooves 21, the two pushing arms 64 are arranged on the circle center of the input gear, an included angle alpha is formed between the pushing arms 64, the alpha is 140 degrees, the position of the pushing arms 64 corresponding to the included angle alpha forms a clamping block movable area c, the magnetic clamping block 65 is arranged in the clamping block movable area c, the magnetic clamping block 65 is directly restrained between the two pushing arms 64, the window opening and closing (positive and negative rotation) of the driving motor 3 can be quickly responded; when the driving motor 3 works, the control gear set 4 drives the input gear 61 to rotate, the pushing arm 64 drives the magnetic clamping blocks 65 to rotate together, and the magnetic clamping blocks 65 are pushed into the relatively static arc grooves 621 under the action of centrifugal force, so that part of the magnetic clamping blocks 65 are clamped in the arc grooves 621, and the part of the magnetic clamping blocks extend out of the arc grooves 621 to abut against the pushing arm 64, so that the magnetic clamping blocks are linked with the output gear 62 to rotate, and the output arm 2 is linked with the driving gear set 5 to rotate; when the output arm 2 rotates, the driving gear group 5 is linked with the output gear 62 to rotate, the arc groove 621 rotates to drive the magnetic clamping block 65 to be separated from the pushing arm 64, the magnetic clamping block is separated from the arc groove 621 and is not linked with the input gear 61, the output gear 62 idles, and the remote control module 8 is matched with the control circuit board 7 to realize remote control.
As shown in fig. 5, an output mounting seat 622 extends from one end of the output gear 62 facing the input gear 61, arc grooves 621 and the like are all distributed on the inner wall of the output mounting seat 622 in a surrounding manner, and the pushing arm 64 and the center plate 63 are all arranged in the output mounting seat 622, so that the magnetic clamping block 65 can be covered by the output mounting seat 622, and the magnetic clamping block cannot be separated from the output mounting seat 622, thereby improving stability.
As shown in fig. 5-8, the magnetic clamping block 65 is sleeved with the clamping bead 66, the magnetic clamping block 65 extends out of the clamping bead 66 to be adsorbed to the central disc 63, the clamping bead 66 is made of aluminum powder in a metallurgical mode, the magnetic clamping block 65 is arranged, when the magnetic clamping block 65 stays at any position, the magnetic clamping block 65 can stay at a separation position under the magnetic action of the magnetic clamping block 65, noise caused by random movement is avoided, the pushing arm 64 can overcome the magnetic force of the magnetic clamping block 65 to form impact force when the magnetic clamping block 65 is propped against, the magnetic clamping block 65 is enabled to enter the arc-shaped groove 621 more conveniently, the clamping bead 66 sleeved outside increases the stress of the magnetic clamping block 65 to enable the magnetic clamping block 65 to be matched with a window sash with a larger specification, and the magnetic force of the magnetic clamping block 65 is isolated from the input gear 61 through the unique antimagnetic material, so that interference is avoided.
As shown in fig. 5-8, the clamping bead 66 is in a cylindrical structure, the arc-shaped groove 621 is in a circular arc-shaped structure attached to the outer wall of the clamping bead 66, the diameter of the center of the clamping bead 66 is a, the chord lengths of the two ends of the arc-shaped groove 621 are b, and b is smaller than a, so that the clamping bead 66 is ensured to be clamped in the arc-shaped groove 621, the area of the clamping bead 66 is not larger than half of the clamping bead 66 all the time after the arrangement, and the clamping bead is convenient to separate from the arc-shaped groove 621 when the output gear 62 rotates.
As shown in fig. 2 to 4, the control gear group 4 includes a drive gear 31 provided at an output end of the drive motor 3, a first control gear shaft 41 engaged with the drive gear 31, a second control gear shaft 42 engaged with the first control gear shaft 41, a third control gear shaft 43 engaged with the second control gear shaft 42, and a fourth control gear shaft 44 engaged with the third control gear shaft 43 and the input gear 61, respectively, and the output force of the drive motor 3 is decelerated by a plurality of gear shafts, the torque is increased, and a stable mute switch is realized.
As shown in fig. 2 to 4, the drive tooth group 5 includes a main drive gear shaft 21 coaxially provided with the drive arm 2 and linked with each other, a first drive gear shaft 51 engaged with the main drive gear shaft 21, a second drive gear shaft 52 engaged with the first drive gear shaft 51, and a third drive gear shaft 53 engaged with the second drive gear shaft 52 and the output gear 62, respectively, and the output force of the plurality of gear shafts to the output gear 62 is reduced in speed to increase the torque, thereby realizing stable mute switch.
When the electric control window opener is used, the input gear 61 is linked with the driving motor 3 through the control tooth group 4, the output gear 62 drives the output arm 2 to rotate through the driving tooth group 5 so as to be linked with the window sashes, the magnetic clamping block 65 is arranged in the clamping block movable area c, when the motor drives the window sashes to work, the input gear 61 rotates so as to drive the pushing arm 64 to rotate, the pushing arm 64 pushes the magnetic clamping block 65, the magnetic clamping block 65 overcomes the magnetic force of a magnet and enters the arc-shaped groove 621 along the pushing arm 65 converging inwards along with the action of centrifugal force, so that a small part of the cylindrical clamping beads 66 are accommodated in the arc-shaped groove 621, and the small part of the cylindrical clamping beads extend out of the arc-shaped groove 621 and are propped against the pushing arm 64, and are driven by tangential force of the magnetic clamping block to rotate the output gear 62, and electric control of doors and windows is realized.
When the motor is damaged or suddenly power-off, the clamping beads 66 in the clutch gear group have two conditions, one clamping bead 66 does not stay in the arc-shaped groove 621, the input gear 61 and the output gear 62 are not linked, and when the door and window are opened and closed, the output gear 62 idles, so that the window can be opened and closed conveniently; the second is that the window opener is suddenly powered off when in use, the input gear 61 and the output gear 62 are still in linkage, the clamping beads 66 are still limited in the arc-shaped groove 621 at the moment, only the lower door and window needs to be opened and closed, the output gear 62 rotates, the clamping beads 66 are separated from the limit of the pushing arm 64, the output gear 62 leaves the arc-shaped groove 621 in the rotating process of the output gear 62, the output gear 62 idles, and the door and window can be easily opened by hands for escaping when the window and the door cannot be opened due to power failure and fire.
Claims (8)
1. The utility model provides an automatically controlled ware of windowing of automatic separation and reunion, includes the box body, extends the output arm outside the box body and set up the drive output arm pivoted actuating mechanism in the box body, actuating mechanism includes driving motor, with the control tooth group of driving motor linkage, with the drive tooth group of output arm linkage and set up the separation and reunion tooth group between drive tooth group and control tooth group, its characterized in that: the clutch gear group comprises an input gear and an output gear which are axially arranged, the input gear is linked with the control gear group, the output gear is linked with the driving gear group, a central disc is arranged between the input gear and the output gear, the center of the central disc is provided with a central shaft which penetrates through the centers of the input gear and the output gear respectively, the surface of the input gear, which faces the central disc, is extended to be provided with at least one pushing arm, the surface of the central disc, which faces the pushing arm, is movably provided with a magnetic clamping block which is adsorbed with the central disc, the inner wall of the output gear is provided with a plurality of arc grooves for clamping the magnetic clamping block, and the propping surface of the pushing arm and the magnetic clamping block gradually inclines to the other surface from the center of the circle to the inner wall of the output gear; when the driving motor works, the control gear group drives the input gear to rotate, the pushing arm drives the magnetic clamping blocks to rotate together, and the magnetic clamping blocks are pushed into the relatively static arc-shaped grooves under the action of centrifugal force, so that part of the magnetic clamping blocks are clamped in the arc-shaped grooves, and the part of the magnetic clamping blocks extend out of the arc-shaped grooves to prop against the pushing arm, so that the magnetic clamping blocks are linked with the output gear to rotate, and the magnetic clamping blocks are linked with the output arm to rotate through the driving gear group; when the output arm rotates, the driving gear group is linked with the output gear to rotate, the arc-shaped groove rotates to drive the magnetic clamping block to separate from the pushing arm, and the magnetic clamping block is separated from the arc-shaped groove and is not linked with the input gear, so that the output gear idles.
2. The automatically controlled window opener of claim 1 wherein output gear towards the one end of input gear extends and has output mount pad, arc wall etc. all encircle and distribute on output mount pad inner wall, push arm and central disk all set up in output mount pad.
3. The automatically controlled window opener of claim 2, wherein the quantity of pushing arms is 2, pushing arms all set up on the input gear circle, form contained angle alpha between the pushing arms, and 90 is less than alpha < 180, pushing arms corresponds contained angle alpha department and forms the fixture block active region, the magnetism is inhaled the fixture block and is set up in the fixture block active region.
4. The automatically controlled window opener of claim 2 wherein the magnetic fixture block overcoat is equipped with the card pearl, the magnetic fixture block extends outside the card pearl and adsorbs with the central disk, the card pearl is the metallurgical preparation of aluminium powder.
5. The automatically controlled window opener of claim 4 wherein the clamping bead is of a cylindrical structure, the arc-shaped groove is of an arc-shaped structure attached to the outer wall of the clamping bead, the diameter of the center of the clamping bead is a, the chord lengths of the two ends of the arc-shaped groove are b, and b is smaller than a.
6. The automatically controlled window opener of any one of claims 1-5, wherein the control gear group comprises a driving gear arranged at the output end of the driving motor, a first control gear shaft meshed with the driving gear, a second control gear shaft meshed with the first control gear shaft, a third control gear shaft meshed with the second control gear shaft, and a fourth control gear shaft meshed with the third control gear shaft and the input gear respectively.
7. The electrically controlled window opener capable of automatically engaging and disengaging according to claim 6, wherein the driving gear group comprises a main driving gear shaft, a first driving gear shaft, a second driving gear shaft and a third driving gear shaft, wherein the main driving gear shaft is coaxially arranged with the driving arm and is in linkage with the driving arm, the first driving gear shaft is meshed with the main driving gear shaft, the second driving gear shaft is meshed with the first driving gear shaft, and the third driving gear shaft is respectively meshed with the second driving gear shaft and the output gear.
8. The automatically controlled window opener of claim 7 wherein the actuating mechanism further comprises a control circuit board electrically connected with the driving motor and a remote control module linked with the control circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223106083.1U CN219262109U (en) | 2022-11-21 | 2022-11-21 | Automatically controlled ware of windowing that can automatic separation and reunion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223106083.1U CN219262109U (en) | 2022-11-21 | 2022-11-21 | Automatically controlled ware of windowing that can automatic separation and reunion |
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| Publication Number | Publication Date |
|---|---|
| CN219262109U true CN219262109U (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223106083.1U Active CN219262109U (en) | 2022-11-21 | 2022-11-21 | Automatically controlled ware of windowing that can automatic separation and reunion |
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| Country | Link |
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| CN (1) | CN219262109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117926959A (en) * | 2024-03-22 | 2024-04-26 | 天津华筑防火材料有限公司 | Glass curtain wall with heat insulation and fireproof functions and application method thereof |
-
2022
- 2022-11-21 CN CN202223106083.1U patent/CN219262109U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117926959A (en) * | 2024-03-22 | 2024-04-26 | 天津华筑防火材料有限公司 | Glass curtain wall with heat insulation and fireproof functions and application method thereof |
| CN117926959B (en) * | 2024-03-22 | 2024-05-24 | 天津华筑防火材料有限公司 | Glass curtain wall with heat insulation and fireproof functions and application method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: WENZHOU AIDEMEI DOOR AND WINDOW SYSTEM DEVELOPMENT CO.,LTD. Assignor: ZHEJIANG JEFFREY INTELLIGENT TECHNOLOGY Co.,Ltd. Contract record no.: X2024980011661 Denomination of utility model: An automatic clutch electronic window opener Granted publication date: 20230627 License type: Common License Record date: 20240809 |