CN207622231U - Air deflector structure and air conditioner - Google Patents

Air deflector structure and air conditioner Download PDF

Info

Publication number
CN207622231U
CN207622231U CN201721541060.XU CN201721541060U CN207622231U CN 207622231 U CN207622231 U CN 207622231U CN 201721541060 U CN201721541060 U CN 201721541060U CN 207622231 U CN207622231 U CN 207622231U
Authority
CN
China
Prior art keywords
wind deflector
gear
baffle
driving
wind
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
Application number
CN201721541060.XU
Other languages
Chinese (zh)
Inventor
李双堇
高雄
郑拓
张辉
赖孝成
暨文伟
张帆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201721541060.XU priority Critical patent/CN207622231U/en
Application granted granted Critical
Publication of CN207622231U publication Critical patent/CN207622231U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Air-Flow Control Members (AREA)

Abstract

The utility model provides an air deflector structure and an air conditioner, wherein the air deflector structure comprises an air deflector, a baffle and a driving structure; the air guide plate comprises a first air guide plate and a second air guide plate; the driving structure is arranged on the baffle and used for driving the first air deflector and the second air deflector to be opened or closed; the baffle is in transmission connection with the first air deflector and the second air deflector through the driving structure; by adopting the technical scheme, the double air guide plates of the air conditioner can be in a seamless closing state, so that the appearance of the air conditioner is simpler, more attractive and more elegant; adopt above-mentioned scheme simultaneously to make this two air deflector structures can asynchronous wind-guiding to reach the effect that multi-angle was swept wind.

Description

A kind of wind deflector structure and air conditioner
Technical field
The utility model belongs to air conditioner technical field, and in particular to a kind of wind deflector structure and air conditioner.
Background technology
In the prior art, the structure of the double wind deflectors of air conditioner is typically all to be synchronized and led by single motor and connecting rod driving Wind has centainly restricted for the selection of wind-guiding angle;And it all has to protect during wind deflector opening and closing Certain movement clearance is stayed, can not realize seamless closed state, the appearance of air conditioner is seriously affected, also affects air conditioner Air-supply effect;Such as Chinese patent CN201410018411.3, CN201210422561.1, CN201520033767.4 etc., There is the problems such as gap is excessive, complicated, and control mechanism is relative complex in wind deflector structure.
Based on technical problem present in above-mentioned air conditioner wind deflector structure, there has been no relevant solutions;Therefore compel Effective scheme to be sought be essential to solve the above problems.
Utility model content
The purpose of this utility model be in view of the above technology present in shortcoming, propose a kind of wind deflector structure and sky Adjust device, it is intended to solve the problems, such as that existing wind deflector structure is complicated, wind-guiding angle is limited.
The utility model provides a kind of wind deflector structure, including wind deflector, baffle and driving structure;Wind deflector includes the One wind deflector and the second wind deflector;Driving structure is set on baffle, for driving the first wind deflector and the second wind deflector to open Or it closes;Baffle is sequentially connected with the first wind deflector and the second wind deflector respectively by driving structure.
Further, driving structure includes the first driving motor, the second driving motor, the first transmission mechanism and the second biography Motivation structure;First driving motor is fixedly installed on baffle, and is sequentially connected by the first transmission mechanism and the first wind deflector;The Two driving motors are fixedly installed on baffle, and are sequentially connected by the second transmission mechanism and the second wind deflector.
Further, the first transmission mechanism includes the first driving gear and the first driven gear;First driving gear and One driving motor is sequentially connected, and the first driven gear is connect with the rotating shaft transmission on the first wind deflector;First driving gear and One driven gear is intermeshed.
Further, the second transmission mechanism includes the second driving gear and the second driven gear;Second driving gear and Two driving motors are sequentially connected, and the second driven gear is connect with the rotating shaft transmission on the second wind deflector;Second driving gear and Two driven gears are intermeshed.
Further, the first driving gear is all gear, and the first driven gear is all gear;Or, the first driving gear is Half gear, the first driven gear are half gear.
Further, the second driving gear is all gear, and the second driven gear is all gear;Or, the second driving gear is Half gear, the second driven gear are half gear.
Further, the first driving gear is equipped with blocking arm, and blocking arm is equipped with camber line side;Baffle is equipped with thimble;Baffle It is slidably connected by thimble and blocking arm.
Further, the second driving gear is equipped with blocking arm, and blocking arm is equipped with camber line side;Baffle is equipped with thimble;Baffle It is slidably connected by thimble and blocking arm.
Further, baffle is sequentially connected by card slot respectively with the shaft in wind deflector both ends of the surface, when baffle or so moves Synchronous pulling wind deflector moves left and right after dynamic certain distance.
Further, baffle includes first baffle and second baffle;First baffle is set to one end of wind deflector, second gear Plate is set to the other end of wind deflector;Driving structure is set on first baffle or second baffle.
The utility model also provides a kind of air conditioner, includes wind deflector structure, and wind deflector structure is described above leads Aerofoil structure;Wind deflector structure is set on the air outlet of air conditioner room unit.
Air-conditioning may be implemented by using the fit structure between gear, baffle and wind deflector using above technical scheme The double wind deflectors of device reach the state of seamless closure, keep air conditioner appearance more succinct, beautiful, generous;Simultaneously using the above scheme So that double wind deflector structures can sweep wind action with asynchronous wind-guiding to reach multi-angle.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is that the utility model air conditioner wind deflector structure is closed schematic diagram;
Fig. 2 is the utility model wind deflector structure schematic diagram;
Fig. 3 is the parts Fig. 2 A enlarged diagrams;
Fig. 4 is one structural schematic diagram of the utility model wind deflector driving structure embodiment;
Fig. 5 is two structural schematic diagram of the utility model wind deflector driving structure embodiment;
Fig. 6 is the utility model baffle and upper, the second wind deflector assembling schematic diagram;
Fig. 7 is one schematic diagram of the utility model driving gear constructive embodiment;
Fig. 8 is one schematic diagram of the utility model driving gear stop arm structure embodiment;
Fig. 9 is one another schematic diagram of the utility model driving gear stop arm structure embodiment;
Figure 10 is two schematic diagram of the utility model driving gear constructive embodiment;
Figure 11 is two schematic diagram of the utility model driving gear stop arm structure embodiment;
Figure 12 is two another schematic diagram of the utility model driving gear stop arm structure embodiment;
Figure 13 is one schematic diagram of the utility model driven gear constructive embodiment;
Figure 14 is two schematic diagram of the utility model driven gear constructive embodiment;
Figure 15 is the utility model air conditioner wind deflector closed state schematic diagram;
Figure 16 is that the utility model air conditioner wind deflector opens first state schematic diagram;
Figure 17 is that the utility model air conditioner wind deflector opens the second status diagram.
In figure:1, first baffle;2, the first wind deflector;3, the second wind deflector;4, panel body;5, panel;6, second baffle; 7, the first driving motor;8, the second driving motor;9, the first driving gear;10, the first driven gear;11, the second driving gear; 12, the second driven gear;13, thimble;14, blocking arm.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Fig. 1 to Figure 17, the utility model provides a kind of wind deflector structure, including wind deflector, baffle and driving Structure;Wind deflector includes the first wind deflector 2 and the second wind deflector 3;First wind deflector 2 and the second wind deflector 3 are arranged side by side, and point It is not sequentially connected by shaft and baffle;Driving structure is set on baffle, for driving the first wind deflector 2 and the second wind deflector 3 open or close, and baffle is sequentially connected with driving structure;Baffle by driving structure respectively with the first wind deflector 2 and Two wind deflectors 3 are sequentially connected;While driving structure is by driving wind deflector to open and close, baffle is driven to horizontally slip;On It states double wind deflectors to be driven by the way that structure is operated alone respectively, is realizing independent wind-guiding control simultaneously, can effectively realize double The asynchronous wind-guiding of wind deflector avoids the problem that wind deflector synchronizes wind-guiding and wind-guiding angle is made to be restricted, and structure is simpler, practical.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, driving structure includes the first driving electricity Machine 7, the second driving motor 8, the first transmission mechanism and the second transmission mechanism;Wherein, the first driving motor 7 is fixedly installed on gear On plate, and it is sequentially connected by the first transmission mechanism and the first wind deflector 2;Second driving motor 8 is fixedly installed on baffle, and It is sequentially connected by the second transmission mechanism and the second wind deflector 3;In the present embodiment, the first wind deflector 2 is upper wind deflector, and second leads Aerofoil 3 is the second wind deflector;Using the above scheme, driving structure can effectively drive wind-guiding by driving motor and transmission mechanism Plate rotates, to realize that the wind-guiding of different directions, structure are relatively reliable.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, the first transmission mechanism includes the first master Moving gear 9 and the first driven gear 10;First driving gear 9 and the first driving motor 7 are sequentially connected, the first driven gear 10 with Rotating shaft transmission connection on first wind deflector 2;Specially:Shaft in 2 both ends of the surface of baffle and the first wind deflector passes through card respectively Slot is sequentially connected, in this way, the first wind deflector of synchronous pulling 2 moves left and right after baffle moves left and right certain distance;First master Moving gear 9 and the intermeshing of the first driven gear 10, to drive about 2 wind-guiding of the first wind deflector;Further, the first driving tooth Wheel 9 is all gear, and the first driven gear 10 is all gear;Or, the first driving gear 9 is half gear, the first driven gear 10 is Half gear;It can effectively realize that driving transmission agency, structure more rationally, simply, and are kept away above by gear drive Exempt to influence each other between two wind deflectors.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, the second transmission mechanism includes the second master Moving gear 11 and the second driven gear 12;Second driving gear 11 and the second driving motor 8 are sequentially connected, the second driven gear 12 It is connect with the rotating shaft transmission on the second wind deflector 3;Specially:Baffle passes through respectively with the shaft in 3 both ends of the surface of the second wind deflector Card slot is sequentially connected, in this way, the second wind deflector of synchronous pulling 3 moves left and right after baffle moves left and right certain distance;;Second It is intermeshed between driving gear 11 and the second driven gear 12, to drive about 3 wind-guiding of the second wind deflector;Further, Two driving gears 11 are all gear, and the second driven gear 12 is all gear;Or, the second driving gear 11 be half gear, second from Moving gear 12 is half gear;It can effectively realize that driving transmission agency, structure are more reasonable, simple above by gear drive It is single, and avoid influencing each other between two wind deflectors.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, the first driving gear 9 is equipped with gear Arm 14, blocking arm 14 are respectively arranged at the both sides of the first driving gear 9, and the first driving gear 9 can be that all gear can also be half Gear;Blocking arm 14 is equipped with the inclination camber line side a of rounding off;Also, baffle is equipped with thimble 13;Baffle by thimble 13 with Blocking arm 14 is slidably connected, to drive baffle to horizontally slip;Specially driving motor by the first driving gear drive first from During moving gear operates, the shelves arm on the first driving gear is rotated by its camber line side a to push baffle to horizontally slip; It, can be with control baffle and wind deflector according to the different variation of the angle of blocking arm on driving gear and form of arcs in the present embodiment The distance moved left and right, to meet the needs of different designs;The thimble structure and the first wind deflector first of right shell body are utilized simultaneously The action that right shell body moves left and right when the structure of the blocking arm cooperation of driving gear may be implemented in gear drive;Baffle and wind deflector two End face shaft is coordinated by way of card slot connection respectively, and reality is synchronized when being continued to move to after right shell body moves left and right certain distance Existing wind deflector moves left and right.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, the second driving gear 11 is equipped with gear Arm 14, blocking arm 14 are respectively arranged at the both sides of the second driving gear 11, and the first driving gear 9 can be that all gear can also be half Gear;Blocking arm 14 is equipped with the inclination camber line side a of rounding off;Baffle is equipped with thimble 13;Baffle passes through thimble 13 and blocking arm 14 are slidably connected, to drive baffle to horizontally slip;Specially driving motor drives the second driven tooth by the second driving gear During wheel operating, the shelves arm on the second driving gear is rotated by its camber line side a to push baffle to horizontally slip;This reality It applies in example, it can be with control baffle and wind deflector or so according to the different variation of the angle of blocking arm on driving gear and form of arcs Mobile distance, to meet the needs of different designs;Actively using the thimble structure of right shell body and the second wind deflector second simultaneously The action that right shell body moves left and right when the structure of the blocking arm cooperation of gear may be implemented in gear drive;Baffle and wind deflector both ends of the surface Shaft is coordinated by way of card slot connection respectively, and realization is synchronized when being continued to move to after right shell body moves left and right certain distance and is led Aerofoil moves left and right.
Preferably, in conjunction with said program, as shown in Fig. 1 to Figure 17, in the present embodiment, baffle includes first baffle 1 and Two baffles 6;First baffle 1 is set to one end of wind deflector, and second baffle 6 is set to the other end of wind deflector;Further, it drives Dynamic structure can be placed on first baffle 1, can also be set on second baffle 6;In the present embodiment, first baffle 1 is left gear Plate, second baffle 6 are right shell body.
Correspondingly, include indoor unit in conjunction with said program as shown in Figure 1, the utility model also provides a kind of air conditioner And wind deflector structure, indoor unit are equipped with panel 5 and panel body 4;Wind deflector structure is wind deflector structure described above;Wind-guiding Harden structure is set on the air outlet of air conditioner room unit, is located at the lower end of panel 5;The utility model passes through two kinds of type of drive It can realize the asynchronous wind-guiding of double wind deflectors, the air blowing control of multi-angle can also be realized during air-conditioning use, i.e., as schemed 15 to Figure 17;It can realize that wind deflector normally operates, such as automatic wind;The horizontal position given tacit consent to when also can realize refrigeration, it is real Now freeze and does not blow people's function etc..
Using above scheme, pass through the double wind deflectors of setting and left baffle structure so that double wind deflector structures can be with Closure is fully sealed in the realization of other air-conditioning appearance members, reduces air conditioner indoor set wind outlet periphery minor cosmetic and decorates gap;Driving Mechanism is totally placed on the right side of wind deflector shell or inside left side;Two sleeve gear transmission mechanisms are sequentially connected driving motor respectively, A driving gear, each driving gear is driven to be driven with the cooperation of another driven gear respectively;Two driven gears are then again It is connect cooperation with upper and lower wind deflector shaft respectively, to realize opening, rotation and the action of closing of double wind deflectors;Wind deflector Driving gear connect cooperation with right shell body, and there are two thimbles and the blocking arm on driving gear to match resultant motion in right shell body, when actively When gear rotary motion, thimble is moved along the track of blocking arm on driving gear, so that right shell body moves right a spacing From pulling open the gap between wind deflector;The first wind deflector and the second wind deflector also coordinate with right shell body simultaneously, when right shell body moves Wind deflector can move right after to maximum distance, and the distance between right baffle-plate widens, to ensure double wind deflectors rotations later Movement clearance;The requirement of the seamless cooperation of wind-guiding plate end face can be also realized while ensureing wind deflector movement clearance;Wind deflector Closing process is then with opening procedure on the contrary, all gear drive scheme and half gear drive in wind deflector closing course, specifically in fact It is as follows to apply process:
(1), all gear type of drive closing course:It is that the first wind deflector, the second wind deflector are first rotating closed certain first Angle, then so that the first wind deflector, the second wind deflector is existed with resultant motion by the blocking arm of right shell body thimble and driving gear again Continue to drive right shell body to be moved to the left together simultaneously during rotary closing, finally reaches seamless state when being closed completely;
(2), half driven side gear formula closing course:It is that the first wind deflector, the second wind deflector are first rotated to closing completely first The angle of conjunction, wind deflector and left baffle are with the presence of certain interval at this time;Then pass through right shell body thimble and driving gear again Blocking arm so that right shell body is moved to left with resultant motion complete with the first wind deflector, the cooperation of the second wind deflector, be then finally the first wind deflector, Second wind deflector is moved to the left the seamless state reached when being closed completely together with right shell body.
Air-conditioning may be implemented by using the fit structure between gear, baffle and wind deflector using above technical scheme The double wind deflectors of device reach the state of seamless closure, keep air conditioner appearance more succinct, beautiful, generous;Simultaneously using the above scheme So that double wind deflector structures can sweep wind action with asynchronous wind-guiding to reach multi-angle.
The above, the only preferred embodiment of the utility model, not do limit in any form to the utility model System.Any technical person familiar with the field, in the case where not departing from technical solutions of the utility model ambit, all using above-mentioned The technology contents make many possible changes and modifications to technical solutions of the utility model, or be revised as equivalent variations etc. Imitate embodiment.Therefore, every content without departing from technical solutions of the utility model, the technology according to the utility model is to above real Any change modification, equivalent variations and modification that example is made are applied, the protection domain of the technical program is belonged to.

Claims (11)

1. a kind of wind deflector structure, which is characterized in that including wind deflector, baffle and driving structure;The wind deflector includes the One wind deflector and the second wind deflector;The driving structure is set on the baffle, for driving first wind deflector and institute The second wind deflector is stated to open or close;The baffle by the driving structure respectively with first wind deflector and described second Wind deflector is sequentially connected.
2. wind deflector structure according to claim 1, which is characterized in that the driving structure include the first driving motor, Second driving motor, the first transmission mechanism and the second transmission mechanism;First driving motor is fixedly installed on the baffle On, and be sequentially connected by first transmission mechanism and first wind deflector;Second driving motor is fixedly installed on On the baffle, and it is sequentially connected by second transmission mechanism and second wind deflector.
3. wind deflector structure according to claim 2, which is characterized in that first transmission mechanism includes the first driving tooth Wheel and the first driven gear;First driving gear is sequentially connected with first driving motor, first driven gear It is connect with the rotating shaft transmission on first wind deflector;First driving gear and first driven gear intermeshing.
4. wind deflector structure according to claim 2, which is characterized in that second transmission mechanism includes the second driving tooth Wheel and the second driven gear;Second driving gear is sequentially connected with second driving motor, second driven gear It is connect with the rotating shaft transmission on second wind deflector;Second driving gear and second driven gear intermeshing.
5. wind deflector structure according to claim 3, which is characterized in that first driving gear is all gear, described First driven gear is all gear;Or, first driving gear is half gear, first driven gear is half gear.
6. wind deflector structure according to claim 4, which is characterized in that second driving gear is all gear, described Second driven gear is all gear;Or, second driving gear is half gear, second driven gear is half gear.
7. wind deflector structure according to claim 3, which is characterized in that first driving gear is equipped with blocking arm, institute It states blocking arm and is equipped with camber line side;The baffle is equipped with thimble;The baffle is slidably connected by the thimble and the blocking arm.
8. wind deflector structure according to claim 4, which is characterized in that second driving gear is equipped with blocking arm, institute It states blocking arm and is equipped with camber line side;The baffle is equipped with thimble;The baffle is slidably connected by the thimble and the blocking arm.
9. wind deflector structure according to claim 1, which is characterized in that on the baffle and the wind deflector both ends of the surface Shaft is sequentially connected by card slot respectively, the left and right of wind deflector described in synchronous pulling after the baffle moves left and right certain distance It is mobile.
10. wind deflector structure according to claim 1, which is characterized in that the baffle includes first baffle and second gear Plate;The first baffle is set to one end of the wind deflector, and the second baffle is set to the other end of the wind deflector;Institute Driving structure is stated to be set on the first baffle or the second baffle.
11. a kind of air conditioner includes wind deflector structure, which is characterized in that the wind deflector structure be the claims 1 to 10 any one of them wind deflector structures;The wind deflector structure is set on the air outlet of the air conditioner room unit.
CN201721541060.XU 2017-11-17 2017-11-17 Air deflector structure and air conditioner Active CN207622231U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721541060.XU CN207622231U (en) 2017-11-17 2017-11-17 Air deflector structure and air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721541060.XU CN207622231U (en) 2017-11-17 2017-11-17 Air deflector structure and air conditioner

Publications (1)

Publication Number Publication Date
CN207622231U true CN207622231U (en) 2018-07-17

Family

ID=62829172

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721541060.XU Active CN207622231U (en) 2017-11-17 2017-11-17 Air deflector structure and air conditioner

Country Status (1)

Country Link
CN (1) CN207622231U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917521A (en) * 2017-11-17 2018-04-17 珠海格力电器股份有限公司 Air deflector structure and air conditioner
CN112178766A (en) * 2020-09-09 2021-01-05 浙江江宇电机有限公司 Air conditioner air deflector motor drive structure and air conditioner
CN112361571A (en) * 2020-11-10 2021-02-12 珠海格力电器股份有限公司 Air deflector assembly, indoor unit and air conditioner

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917521A (en) * 2017-11-17 2018-04-17 珠海格力电器股份有限公司 Air deflector structure and air conditioner
CN107917521B (en) * 2017-11-17 2023-06-30 珠海格力电器股份有限公司 Air deflector structure and air conditioner
CN112178766A (en) * 2020-09-09 2021-01-05 浙江江宇电机有限公司 Air conditioner air deflector motor drive structure and air conditioner
CN112178766B (en) * 2020-09-09 2022-05-13 广东欧科空调制冷有限公司 Air conditioner air deflector motor drive structure and air conditioner
CN112361571A (en) * 2020-11-10 2021-02-12 珠海格力电器股份有限公司 Air deflector assembly, indoor unit and air conditioner
CN112361571B (en) * 2020-11-10 2021-10-01 珠海格力电器股份有限公司 Air deflector assembly, indoor unit and air conditioner

Similar Documents

Publication Publication Date Title
CN207622231U (en) Air deflector structure and air conditioner
CN104121628B (en) Air conditioner
CN203215868U (en) Air conditioner
CN107014053A (en) Air conditioner and air deflector motion thereof
CN107917521A (en) Air deflector structure and air conditioner
CN202835710U (en) Double-air guide plate driving mechanism and air conditioner with same
CN104006517A (en) Air outlet assembly and air conditioner with same
CN205849078U (en) A kind of new side hides gate-type file cabinet
CN207331956U (en) Curtain wall drawer type balcony
CN203364364U (en) Air conditioner
CN206554339U (en) A kind of double-layered glass facade of convenient ventilation
CN202970314U (en) Power cabin door and excavator comprising same
CN207196865U (en) Air deflector assembly and wall-mounted air conditioner
CN108131811A (en) Indoor unit and air conditioner using same
CN102518382A (en) Solar protection device
CN208934290U (en) A kind of Moveable sun visor aluminium sheet
CN206281066U (en) Air-conditioner and its indoor set
CN104180496A (en) Air conditioner
CN207006492U (en) Drive mechanism and air conditioner
CN207365198U (en) Indoor unit and air conditioner using same
CN206755338U (en) Air conditioner and its indoor set
CN206724436U (en) Air conditioner and air deflector motion thereof
CN207501402U (en) Indoor unit and air conditioner using same
CN201448973U (en) Panel moving device of air conditioner and air conditioner using same
CN208998297U (en) Air guide structure of air conditioner indoor unit and air conditioner

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant