CN211081440U - Access door with infrared anti-pinch function - Google Patents
Access door with infrared anti-pinch function Download PDFInfo
- Publication number
- CN211081440U CN211081440U CN201920896056.8U CN201920896056U CN211081440U CN 211081440 U CN211081440 U CN 211081440U CN 201920896056 U CN201920896056 U CN 201920896056U CN 211081440 U CN211081440 U CN 211081440U
- Authority
- CN
- China
- Prior art keywords
- door
- access
- servo motor
- processor
- door body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model discloses a passage door with infrared anti-pinch function, which comprises a power structure and a control component, wherein the power structure comprises a door top, a servo motor, a transmission gear, a passage door body and a sliding plate, the temperature sensor is arranged on the door top and is connected with a processor, when fire breaks out, the temperature sensor transmits detected high-temperature information to the processor, the processor immediately controls the relay to electrically connect the servo motor with a standby power supply, the passage door body slides reversely by the rotation of the servo motor, the passage is opened, and after the passage is opened, a breaker is controlled by the processor to disconnect the connection between the servo motor and the standby power supply, so that the passage door body is in a normally open state, and escape personnel are avoided, the escape door body needs to be opened, and a large amount of escape time is wasted.
Description
Technical Field
The utility model belongs to the technical field of the passway door, especially, relate to a passway door with function is prevented pressing from both sides by infrared.
Background
The access door is an isolation door arranged at the bottom of the floor of a residential community, is used for the access floor of a user, and is provided with an access control door for blocking the random access of external personnel.
The passway door generally adopts electric control, is in the closed condition when unmanned business turn over, and when taking place conflagration, during special conditions such as earthquake, the passway door still is in the closed condition and can lead to inside resident family can't in time to escape the floor through the passway door, and the personnel of fleing for one's life need open the passway door when the passway door just can escape, and open the passway door and can waste certain escape time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a passway door with infrared function of preventing pressing from both sides, aim at solving the passway door and generally adopt electric control, be in the closed condition when unmanned business turn over, when the conflagration breaing out, during special conditions such as earthquake, the passway door still is in the closed condition and can leads to inside resident family can't in time to escape from the floor through the passway door, and the personnel of fleing need open the passway door when the passway door and just can escape, and open the problem that passway door can waste certain escape time.
The utility model discloses a realize like this, a passgate with infrared anti-pinch function, including power structure and control assembly, power structure includes a door top, servo motor, drive gear, passgate body and slide, drive gear rotates and connects in the inside of the door top, servo motor's output with drive gear fixed connection, two passgate bodies are located respectively the slide both sides, and with slide sliding connection;
control assembly includes temperature sensor, access control machine, micro-gap switch, treater and infra-red ray inductor temperature sensor with infra-red ray inductor all with the treater is connected for give the testing result the treater, temperature sensor fixed connection in door top surface, access control machine fixed connection in power structure's the outside, it is a plurality of micro-gap switch with treater fixed connection respectively in inside the passway body, control assembly still includes relay and circuit breaker, the relay with the circuit breaker with servo motor series connection is in the circuit.
Preferably, the power structure further comprises a door frame, the door frame is of a rectangular frame-shaped structure, and the width of an inner cavity of the door frame is equal to the width of the channel door body.
Preferably, the top of the passage door body is provided with a plurality of tooth sockets, and the tooth sockets are matched with the teeth of the transmission gear in size and are meshed and connected with the transmission gear.
Preferably, the number of the transmission gears is two, the two transmission gears are respectively positioned on two sides of the door top and are symmetrically distributed along the central axis of the door top, and one of the transmission gears is fixedly connected with the output end of the servo motor.
Preferably, the power structure further comprises driven gears, the number of the driven gears is even, the driven gears are meshed with each other, and the driven gears on two sides are meshed with the transmission gear.
Preferably, the bottom of the passage door body is provided with a sliding block, the top of the sliding plate is provided with a sliding groove, and the passage door body is in sliding connection with the sliding plate through the sliding block.
Preferably, the entrance guard machine is fixedly connected to the outer surface of the door frame, and the height of the entrance guard machine is not higher than one hundred and fifty centimeters.
Preferably, the entrance guard machine further comprises an IC card sensor, a button and a fingerprint identifier, wherein the IC card sensor, the button and the fingerprint identifier are connected with the processor.
Preferably, the IC-card inductor sets up the top of entrance guard's machine, the quantity of button is a plurality of, and is a plurality of the button sets up the intermediate position of entrance guard's machine, fingerprint identification ware sets up the bottom of entrance guard's machine.
Preferably, the control assembly further comprises a standby power supply, wherein the standby power supply is electrically connected with the servo motor and is connected with the relay and the circuit breaker in series in a circuit.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a passway door with infrared anti-pinch function, through setting up temperature sensor, stand-by power supply, treater, servo motor and relay, be equipped with on the roof temperature sensor, temperature sensor with the treater is connected, when the conflagration breaks out, temperature sensor transmits the high temperature information that detects to the treater, the treater immediately control the relay will servo motor with stand-by power supply electrical connection, through servo motor rotates drives two passway door bodies reverse slip, opens the passageway, when the passageway is opened, rethread the treater control the circuit breaker break the servo motor with the connection of stand-by power supply, makes the passway door body be in normally open state, when having avoided the personnel of fleing from, need open the passway body, wasting a large amount of escape time.
It should be understood that the foregoing is a preferred embodiment of the present invention, and it should be noted that modifications and decorations can be made by those skilled in the art without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.
Drawings
Fig. 1 is an overall schematic view of the present invention;
fig. 2 is a schematic view of the gear of the present invention;
fig. 3 is a schematic view of the door access device of the present invention;
fig. 4 is a schematic diagram of the system of the present invention;
in the figure: 1. a power structure; 11. a door top; 12. a servo motor; 13. a transmission gear; 14. a driven gear; 15. an access door body; 16. a slide plate; 17. a door frame; 18. a tooth socket; 2. a control component; 21. a temperature sensor; 22. an access control machine; 221. an IC card sensor; 222. a button; 223. a fingerprint identifier; 23. A microswitch; 24. a processor; 25. an infrared sensor; 26. a relay; 27. a circuit breaker; 28. A backup power source.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides a solution: a kind of access door with function of preventing pressing from both sides of infrared, including power structure 1 and control unit 2, the power structure 1 includes the door top 11, servomotor 12, drive gear 13, body 15 of access door and slide plate 16, the drive gear 13 rotates and connects to the inside of the door top 11, the output end of the servomotor 12 is fixedly connected with drive gear 13, two bodies 15 of access door locate at both sides of slide plate 16 separately, and with slide plate 16 sliding connection; control assembly 2 includes temperature sensor 21, access control machine 22, micro-gap switch 23, treater 24 and infrared inductor 25 temperature sensor 21 and infrared inductor 25 all are connected with treater 24, be used for transmitting the testing result for treater 24, temperature sensor 21 fixed connection is in door top 11 surface, access control machine 22 fixed connection is in the outside of power structure 1, a plurality of micro-gap switches 23 and treater 24 are inside in passway door body 15 fixed connection respectively, control assembly 2 still includes relay 26 and circuit breaker 27, relay 26 and circuit breaker 27 and servo motor 12 series connection are in the circuit.
In this embodiment, the door top 11 is provided with the temperature sensor 21, the temperature sensor 21 is connected with the processor 24, when the temperature sensor 21 detects that the temperature is too high, the temperature sensor immediately sends the information to the processor 24, the processor 24 immediately controls the servo motor 12 to rotate, the access door body 15 is opened, the problem that the user escapes from the system and needs to open the access doors in sequence in case of fire and wastes time is avoided, when power failure occurs due to other dangers, the standby power supply 28 immediately supplies power to the processor 24 and the servo motor 12, the processor 24 immediately controls the servo motor 12 to rotate after being connected with the standby power supply 28, the access door body 15 is opened, a message is sent to the handheld terminal through a wireless network, a worker gives an instruction to determine whether the access door body 15 needs to be opened for a long time, if the access door does not need to be opened for a long time, the initial state is recovered, the servo motor 12 is controlled by the, if when dangers such as fire and earthquake need to be opened for a long time, the working personnel can issue the opening instruction remotely, so that the access door body 15 is opened for a long time, and the problem that escape time is wasted because escape personnel need to open the access door body 15 in the escape process is solved.
In the embodiment, the door top 11 is frame-shaped, two sides of the door top 11 are respectively provided with a transmission gear 13, the transmission gears 13 are rotatably connected with the inner wall of the door top 11, one of the transmission gears 13 is fixedly connected with the output end of the servo motor 12, an even number of driven gears 14 are arranged between the two transmission gears 13, the driven gears 14 are mutually meshed and connected, the driven gears 14 which are positioned at two sides and are jointed with the transmission gears 13 are meshed and connected with the transmission gears 13, the bottom of the transmission gears 13 is provided with a passage door body 15, the bottom of the passage door body 15 is slidably connected with a sliding plate 16 through a sliding block, the top of the passage door is provided with a tooth socket 18, the tooth socket 18 is meshed and connected with the transmission gears 13, the servo motor 12 is electrically connected with an external power supply, the transmission gears 13 are driven to rotate, the opening and closing of the channel door body 15 are realized, door frames 17 are arranged on two sides of the channel door body 15, the channel door body 15 penetrates through the door frames 17 and is in sliding connection with the door frames 17, a door access controller 22 is fixedly connected to the door frames 17, an IC card sensor 221, a button 222 and a fingerprint identifier 223 are arranged on the door access controller 22, a user can perform door entering identification in any induction mode, the door access controller 22 is connected with a processor 24 and transmits identification confidence to the inside of the processor 24, after identification is successful, a circuit breaker 27 is controlled by the processor 24, the servo motor 12 is electrically connected with an external power supply, the servo motor 12 is controlled by a relay 26 to rotate clockwise, two channel door bodies 15 are driven to slide reversely, a channel is opened for the user to pass, a microswitch 23 is arranged on one channel door body 15, an infrared sensor 25 is arranged on the other channel door body 15, and the microswitch 23 and the infrared sensor 25 are symmetrically distributed, when a user or an article is positioned between the access door bodies 15, the microswitch 23 can be contacted with the access door bodies 15 when the access door bodies 15 are closed, information is sent to the processor 24 immediately after the contact, the processor 24 immediately controls the relay 26 after receiving the information, the servo motor 12 is driven to rotate in the reverse direction through the relay 26, the access door bodies 15 are opened again, the problem that the user or the article is clamped by the access door bodies 15 to cause injury of the user or damage of the article is avoided, when the infrared sensor 25 is not blocked, namely pedestrians or goods do not exist in the access, the infrared sensor immediately sends the information to the processor 24, the servo motor 12 is controlled to rotate through the processor 24 to close the access door bodies to prevent external people from entering the access or the interior of a floor, the door top 11 is provided with the temperature sensor 21, the temperature sensor 21 is connected with the processor 24, when the temperature sensor 21 detects that the temperature is overhigh, the information is immediately sent to the processor 24, the processor 24 immediately controls the servo motor 12 to rotate, the access door body 15 is opened, the problem that a user escapes in a fire and needs to open access doors in sequence, time is wasted is solved, when power failure is caused by other dangers, the standby power supply 28 immediately supplies power to the processor 24 and the servo motor 12, the processor 24 immediately controls the servo motor 12 to rotate after being connected with the standby power supply 28, the access door body 15 is opened, information is sent to a handheld terminal through a wireless network, a worker gives an instruction to determine whether the access door body 15 needs to be opened for a long time, if the access door body does not need to be opened for a long time, the initial state is recovered, the servo motor 12 is controlled by the processor 24 to close the access door body 15, if the danger such as fire and earthquake needs to be opened for a long time, the worker can give an opening instruction remotely, so that the access, the problem that escape time is wasted because the escape personnel need to open the access door body 15 in the escape process is avoided.
Further, the power structure 1 further comprises a door frame 17, the door frame 17 is a rectangular frame-shaped structure, and the width of the inner cavity of the door frame 17 is equal to the width of the access door body 15.
In the present embodiment, a door frame 17 is provided, the door frame 17 is a rectangular frame-shaped structure, and the width of the inner cavity of the door frame 17 is equal to the width of the access door body 15 for clamping the access door body 15 therebetween, so as to facilitate opening and closing of the access door body 15.
Furthermore, the top of the passage door body 15 is provided with a plurality of tooth grooves 18, the number of the tooth grooves 18 is multiple, and the size of the tooth grooves 18 is matched with the size of the gear teeth of the transmission gear 13 and is meshed with the transmission gear 13.
In the present embodiment, a plurality of tooth sockets 18 are formed at the top of the access door body 15, and the tooth sockets 18 are in a size matched with the size of the teeth of the transmission gear 13 and are engaged with the transmission gear 13, so that the transmission gear 13 can drive the access door body 15 to horizontally move when rotating, thereby opening and closing the access door body 15.
Furthermore, the number of the transmission gears 13 is two, the two transmission gears 13 are respectively located on two sides of the door top 11 and are symmetrically distributed along the central axis of the door top 11, and one of the transmission gears 13 is fixedly connected with the output end of the servo motor 12.
In this embodiment, two transmission gears 13 are disposed on two sides of the door top 11, so that the two transmission gears 13 can respectively drive the two passage door bodies 15 to move in opposite directions or opposite directions when rotating, and one of the transmission gears 13 is fixedly connected with an output end of the servo motor 12, so that the servo motor 12 provides power for the transmission gear 13 to rotate.
Further, the power structure 1 further comprises driven gears 14, the number of the driven gears 14 is even, the driven gears 14 are meshed with each other, and the driven gears 14 on two sides are meshed with the transmission gear 13.
In the embodiment, the driven gears 14 are provided, the number of the driven gears 14 is even, the driven gears 14 are meshed with each other, the driven gears 14 on two sides are meshed with the transmission gears 13, when one of the transmission gears 13 rotates, the other transmission gear 13 can be driven to rotate through the driven gear 14, and the rotation directions of the transmission gears 13 on two ends are opposite.
Further, the bottom of the passage door body 15 is provided with a sliding block, the top of the sliding plate 16 is provided with a sliding groove, and the passage door body 15 is connected with the sliding plate 16 in a sliding manner through the sliding block.
In this embodiment, a slider is disposed at the bottom of the access door body 15, and a sliding slot is disposed at the top of the sliding plate 16, so that the access door body 15 is slidably connected to the sliding plate 16 through the slider. Thereby enabling the access door body 15 to slide horizontally on the slide plate 16, facilitating opening and closing of the access door body 15.
Further, entrance guard 22 is fixedly connected to the outer surface of door frame 17, and entrance guard 22 sets up the height no more than one hundred fifty centimeters.
In this embodiment, the door access device 22 is configured to block the entrance of the outside person, and the height of the door access device 22 is not higher than one hundred fifty centimeters, which is convenient for the user, especially for the children with short height.
Further, the door access device 22 further comprises an IC card sensor 221, a button 222 and a fingerprint recognizer 223, wherein the IC card sensor 221, the button 222 and the fingerprint recognizer 223 are all connected with the processor 24.
In the present embodiment, the IC card sensor 221, the button 222, and the fingerprint identifier 223 are provided for opening the door with the IC card, opening the door with the password, and opening the door with the fingerprint unlocking, respectively, and the unlocking information is transmitted to the processor 24 through the IC card sensor 221, the button 222, and the fingerprint identifier 223 to open the access door body 15.
Further, the IC card sensor 221 is disposed at the top of the door 22, the number of the buttons 222 is plural, the plurality of buttons 222 is disposed at the middle position of the door 22, and the fingerprint recognizer 223 is disposed at the bottom of the door 22.
In this embodiment, the IC card sensor 221 is disposed at the top of the door access 22, and the fingerprint identifier 223 is disposed at the bottom of the door access 22, so that the user can lift the arm when using a lighter IC card, and the user can unlock the door access by using the fingerprint identifier 223 with a lower height when pulling a heavy object, which is convenient for the user to use.
Further, the control module 2 further comprises a backup power source 28, wherein the backup power source 28 is electrically connected to the servo motor 12 and is connected in series with the relay 26 and the breaker 27.
In the present embodiment, a backup power source 28 is provided for opening the access door body 15 in case of a general power failure or a circuit interruption due to a special situation such as a fire, an earthquake, etc. a relay 26 and a circuit breaker 27 are connected in series in the circuit for controlling the rotation direction of the servo motor 12.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The passage door with the infrared anti-pinch function comprises a power structure (1) and a control assembly (2), and is characterized in that the power structure (1) comprises a door top (11), a servo motor (12), a transmission gear (13), passage door bodies (15) and a sliding plate (16), the transmission gear (13) is rotatably connected inside the door top (11), the output end of the servo motor (12) is fixedly connected with the transmission gear (13), and the two passage door bodies (15) are respectively positioned on two sides of the sliding plate (16) and are in sliding connection with the sliding plate (16);
the control component (2) comprises a temperature sensor (21), an access control machine (22), a microswitch (23), a processor (24) and an infrared sensor (25), the temperature sensor (21) and the infrared sensor (25) are both connected with the processor (24), for transmitting the detection result to the processor (24), the temperature sensor (21) is fixedly connected with the outer surface of the door top (11), the access control machine (22) is fixedly connected to the outer side of the power structure (1), the micro switches (23) and the processor (24) are respectively and fixedly connected to the interior of the channel door body (15), the control assembly (2) further comprising a relay (26) and a circuit breaker (27), the relay (26) and the circuit breaker (27) are connected in series in a circuit with the servo motor (12).
2. The access door with the infrared anti-pinch function is characterized in that the power structure (1) further comprises a door frame (17), the door frame (17) is a rectangular frame-shaped structure, and the width of an inner cavity of the door frame (17) is equal to the width of the access door body (15).
3. The access door with the infrared anti-pinch function is characterized in that a plurality of tooth grooves (18) are formed in the top of the access door body (15), the size of each tooth groove (18) is matched with that of the gear teeth of the transmission gear (13), and the tooth grooves (18) are meshed with the transmission gear (13).
4. The access door with the infrared anti-pinch function is characterized in that the number of the transmission gears (13) is two, the two transmission gears (13) are respectively located on two sides of the door top (11) and are symmetrically distributed along the central axis of the door top (11), and one of the transmission gears (13) is fixedly connected with the output end of the servo motor (12).
5. The access door with the infrared anti-pinch function as claimed in claim 1, characterized in that the power structure (1) further comprises driven gears (14), the number of the driven gears (14) is an even number, the driven gears (14) are meshed with each other, and the driven gears (14) on two sides are meshed with the transmission gear (13).
6. The access door with the infrared anti-pinch function as claimed in claim 1, wherein a sliding block is arranged at the bottom of the access door body (15), a sliding groove is arranged at the top of the sliding plate (16), and the access door body (15) is slidably connected with the sliding plate (16) through the sliding block.
7. The access door with the infrared anti-pinch function is characterized in that the door access device (22) is fixedly connected to the outer surface of the door frame (17), and the height of the door access device (22) is not higher than one hundred and fifty centimeters.
8. The door with infrared anti-pinch function of claim 1, wherein the door access device (22) further comprises an IC card sensor (221), a button (222) and a fingerprint recognizer (223), and the IC card sensor (221), the button (222) and the fingerprint recognizer (223) are all connected with the processor (24).
9. The access door with the infrared anti-pinch function according to claim 8, wherein the IC card sensor (221) is arranged at the top of the access control machine (22), the number of the buttons (222) is multiple, the multiple buttons (222) are arranged at the middle position of the access control machine (22), and the fingerprint recognizer (223) is arranged at the bottom of the access control machine (22).
10. An access door with infrared anti-pinch function according to claim 1, characterized in that said control assembly (2) further comprises a backup power supply (28), said backup power supply (28) being electrically connected to said servo motor (12) and being connected in series in the circuit with said relay (26) and said circuit breaker (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896056.8U CN211081440U (en) | 2019-06-14 | 2019-06-14 | Access door with infrared anti-pinch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896056.8U CN211081440U (en) | 2019-06-14 | 2019-06-14 | Access door with infrared anti-pinch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211081440U true CN211081440U (en) | 2020-07-24 |
Family
ID=71630024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920896056.8U Active CN211081440U (en) | 2019-06-14 | 2019-06-14 | Access door with infrared anti-pinch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211081440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284796A (en) * | 2019-06-14 | 2019-09-27 | 溧阳大唐智能化工程有限公司 | A kind of access door with infrared pinch resistant functionality |
-
2019
- 2019-06-14 CN CN201920896056.8U patent/CN211081440U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284796A (en) * | 2019-06-14 | 2019-09-27 | 溧阳大唐智能化工程有限公司 | A kind of access door with infrared pinch resistant functionality |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2452003C (en) | Remote release for a movable barrier arrangement | |
| CN211081440U (en) | Access door with infrared anti-pinch function | |
| CN104653077B (en) | The automatic entering device of express delivery | |
| CN105545091A (en) | Mobile phone remote visual intelligent door lock control system | |
| CN105511313A (en) | Full-automatic person recognition intelligent electricity-obtaining device | |
| CN206292896U (en) | A kind of induction type automatic switch door gear with identity recognition function | |
| CN206363416U (en) | A kind of safe and reliable automatic switch door gear based on face recognition | |
| CN206672204U (en) | A kind of fire-proof remote-controlled intelligent door-locking system | |
| CN110284796A (en) | A kind of access door with infrared pinch resistant functionality | |
| CN211506592U (en) | Intelligent door lock system capable of being controlled indoors | |
| CN210598470U (en) | Card-free electricity-taking door lock for hotel guest room | |
| CN201411968Y (en) | Remote-control fingerprint lock | |
| KR101139493B1 (en) | Wire line networking system for separated digital door lock and door camera | |
| CN209590996U (en) | A kind of self-service cabinet of individual's express delivery | |
| CN214704775U (en) | Entrance guard's device and electronic equipment | |
| CN215679477U (en) | Intelligent door lock device for controlling power cut and power transmission of room through Bluetooth transmission signal | |
| CN212211225U (en) | Intelligent door system | |
| CN205594740U (en) | Intelligent entrance guard monitoring device | |
| KR20070052630A (en) | Automatic door system for apartment house having the interface with digital door lock | |
| CN209792223U (en) | Prevent automatic window device of tong laboratory fume chamber | |
| CN210032944U (en) | Intelligent household lock | |
| CN207583107U (en) | A kind of magnetic key operated lock door control system | |
| CN218522594U (en) | Automatic safety protection system for roller shutter door | |
| CN109972920A (en) | There are three the smart locks of position for tool with motor machine key | |
| CN109296303A (en) | A kind of intelligent security guard door with animal corridor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |