CN220002935U - Game paddle - Google Patents

Game paddle Download PDF

Info

Publication number
CN220002935U
CN220002935U CN202321560991.XU CN202321560991U CN220002935U CN 220002935 U CN220002935 U CN 220002935U CN 202321560991 U CN202321560991 U CN 202321560991U CN 220002935 U CN220002935 U CN 220002935U
Authority
CN
China
Prior art keywords
block
clamping block
handle
intelligent mobile
plug
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
CN202321560991.XU
Other languages
Chinese (zh)
Inventor
王亮
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202321560991.XU priority Critical patent/CN220002935U/en
Application granted granted Critical
Publication of CN220002935U publication Critical patent/CN220002935U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Casings For Electric Apparatus (AREA)

Abstract

The utility model is suitable for the technical field of game equipment, and provides a game handle, wherein a driving piece drives a screw rod to rotate, and due to the arrangement of the screw rod with opposite screw thread directions of a first screw thread section and a second screw thread section, when the screw rod rotates, a first equipment clamping block and a second equipment clamping block are driven to move in opposite directions, so that intelligent mobile equipment such as a mobile phone, a flat plate and the like are clamped, and signal connection can be established between the intelligent mobile equipment and a handle main body through a data interface; according to the intelligent mobile device clamping device, the first device clamping block and the second device clamping block are driven by the screw rod to clamp the intelligent mobile device, the distance between the first device clamping block and the second device clamping block can be adjusted according to different specifications and sizes of the intelligent mobile device, so that the intelligent mobile device clamping device is convenient to use for clamping the intelligent mobile device with different specifications, meanwhile, the clamping force is strong, and the intelligent mobile device is not easy to fall off to be damaged; meanwhile, the back of the intelligent mobile device is exposed through the hollowed-out area, so that heat dissipation of the intelligent mobile device is facilitated, and overheating and dead halt are prevented.

Description

Game paddle
Technical Field
The utility model belongs to the technical field of game equipment, and particularly relates to a game handle.
Background
Intelligent mobile devices such as mobile phones and tablets have been popular in society, and games therein have become an important entertainment way for the masses. Intelligent mobile devices such as mobile phones and tablets use a touch screen as a basic input device. The game player controls the game through the virtual keys on the touch screen, but the virtual keys are easy to touch by mistake, lack of operation feedback and seriously affect the game experience.
In order to overcome the defect of insufficient game operability of intelligent mobile devices such as touch screen type mobile phones, tablets and the like, a game handle specially designed for games is arranged at present. The handle is generally designed in a stretching mode, the left part and the right part of the handle are connected through a spring mechanism, intelligent mobile equipment such as a mobile phone and a tablet are placed between the left handle and the right handle, and the intelligent mobile equipment is clamped by the force of shrinkage of the spring. The handle has a plurality of defects, namely the strength is insufficient, the left handle and the right handle are connected by the spring mechanism, and the spring mechanism has elasticity, so that the equipment is easy to loosen, fall off and break during playing; secondly, can not effectively dispel the heat, the stretching mechanism of this kind of handle hugs closely equipment back, is unfavorable for the heat dissipation, causes overheated dead halt.
Disclosure of Invention
The utility model provides a game handle, which can solve the problem that the heat dissipation of intelligent mobile equipment is affected due to insufficient clamping force of the game handle.
The present utility model provides a game pad comprising:
the handle body is provided with a hollowed-out area on the top surface, and a first sliding groove and a second sliding groove are arranged in the hollowed-out area in parallel;
the screw rod is rotatably arranged in the first sliding groove, a first thread section and a second thread section are arranged on the screw rod, and the thread directions of the first thread section and the second thread section are opposite;
the driving piece is arranged on the side wall of the handle main body, and one end of the driving piece penetrates through the side wall of the handle main body and is in transmission connection with the screw rod;
the first equipment clamping block is arranged between the first sliding groove and the second sliding groove in a sliding manner and is in threaded connection with the first threaded section, a data interface is arranged on the first equipment clamping block, and the data interface is electrically connected with an internal circuit of the handle main body;
the second equipment clamping block is slidably arranged between the first sliding groove and the second sliding groove and is in threaded connection with the second threaded section.
Optionally, the driving piece includes the knob, and the knob bottom is provided with first bevel gear, is provided with the second bevel gear on the lead screw, and the rotatable setting of knob is on the lateral wall of handle main part, and first bevel gear passes the lateral wall of handle main part and is connected with the meshing of second bevel gear.
Optionally, the second bevel gear is located at the middle position of the screw rod, and the first thread section and the second thread section are symmetrically distributed with the middle point of the screw rod as a reference.
Optionally, a sliding rod is arranged in the second sliding groove, and the first equipment clamping block and the second equipment clamping block are both slidably sleeved on the outer wall of the sliding rod.
Optionally, one end of the first equipment clamping block is provided with a first thread block, the other end of the first equipment clamping block is provided with a first sliding block, one end of the second equipment clamping block is provided with a second thread block, and the other end of the second equipment clamping block is provided with a second sliding block;
the first thread block is in threaded connection with the first thread section, the second thread block is in threaded connection with the second thread section, and the first thread block and the second thread block are both slidably arranged in the first sliding groove; the first sliding block and the second sliding block are both sleeved on the outer wall of the sliding rod in a sliding mode, and the first sliding block and the second sliding block are both arranged in the second sliding groove in a sliding mode.
Optionally, a first hollowed-out section is arranged on the clamping surface of the first equipment clamping block, and a second hollowed-out section is arranged on the clamping surface of the second equipment clamping block;
the data interface comprises a plug seat, a rotating shaft is arranged on the bottom surface of the plug seat, the plug seat is rotatably arranged in the first hollowed-out section through the rotating shaft, a first plug and a second plug with different types are respectively arranged on two adjacent rotating surfaces of the plug seat, and the first plug and the second plug are electrically connected with an internal circuit of the handle main body.
Optionally, a flexible flat cable is disposed in the handle body, one end of the flexible flat cable is electrically connected with the first plug and the second plug, and the other end of the flexible flat cable is electrically connected with an internal circuit of the handle body.
Optionally, a limiting post is disposed in the first hollow section, and the limiting post is disposed close to the connector assembly.
Optionally, a charging jack is arranged on the side wall of the handle main body.
The scheme of the utility model has the following beneficial effects:
according to the utility model, the screw rod can be driven to rotate through the driving piece, and due to the arrangement of the first thread section and the second thread section on the screw rod, when the screw rod rotates, the first equipment clamping block and the second equipment clamping block are driven to move in opposite directions, so that intelligent mobile equipment such as a mobile phone, a flat plate and the like can be clamped, and signal connection can be established between the intelligent mobile equipment and the handle main body through the data interface; according to the intelligent mobile device clamping device, the first device clamping block and the second device clamping block are driven by the screw rod to clamp the intelligent mobile device, the distance between the first device clamping block and the second device clamping block can be adjusted according to different specifications and sizes of the intelligent mobile device, so that the intelligent mobile device clamping device is convenient to use for clamping the intelligent mobile device with different specifications, meanwhile, the clamping force is strong, and the intelligent mobile device is not easy to fall off to be damaged; meanwhile, the back of the intelligent mobile device is exposed through the hollowed-out area, so that heat dissipation of the intelligent mobile device is facilitated, and overheating and dead halt are prevented.
Other advantageous effects of the present utility model will be described in detail in the detailed description section which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a game handle provided by the utility model;
FIG. 2 is a schematic view of a portion of a game handle according to the present utility model;
fig. 3 is a schematic view of a part of a game handle according to the second embodiment of the present utility model.
[ reference numerals description ]
1-handle main body, 11-flexible winding displacement, 12-spacing post, 13-jack, 2-lead screw, 21-first screw section, 22-second screw section, 23-second bevel gear, 3-driving piece, 31-knob, 32-first bevel gear, 33-micro motor, 4-first equipment clamping block, 41-first screw block, 42-first slider, 5-data interface, 51-plug seat, 52-wire, 53-installation notch, 6-second equipment clamping block, 61-second screw block, 62-second slider, 7-slide bar.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It should also be understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
As used in the present description and the appended claims, the term "if" may be interpreted as "when..once" or "in response to a determination" or "in response to detection" depending on the context. Similarly, the phrase "if a determination" or "if a [ described condition or event ] is detected" may be interpreted in the context of meaning "upon determination" or "in response to determination" or "upon detection of a [ described condition or event ]" or "in response to detection of a [ described condition or event ]".
Furthermore, the terms "first," "second," "third," and the like in the description of the present specification and in the appended claims, are used for distinguishing between descriptions and not necessarily for indicating or implying a relative importance.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
The game pad provided by the utility model is exemplified below in connection with specific embodiments.
As shown in fig. 1 and 2, the game handle provided by the embodiment of the utility model comprises a handle main body 1, a screw rod 2, a driving piece 3, a first equipment clamping block 4 and a second equipment clamping block 6; the top surface of the handle main body 1 is provided with a hollowed-out area, and a first sliding groove and a second sliding groove are arranged in the hollowed-out area in parallel; the screw rod 2 is rotatably arranged in the first sliding groove, a first thread section 21 and a second thread section 22 are arranged on the screw rod 2, and the thread directions of the first thread section 21 and the second thread section 22 are opposite; the driving piece 3 is arranged on the side wall of the handle main body 1, and one end of the driving piece 3 penetrates through the side wall of the handle main body 1 and is in transmission connection with the screw rod 2; the first equipment clamping block 4 is slidably arranged between the first sliding groove and the second sliding groove and is in threaded connection with the first threaded section 21, the first equipment clamping block 4 is provided with a data interface 5, and the data interface 5 is electrically connected with an internal circuit of the handle main body 1; the second device clamp block 6 is slidably disposed between the first and second slide grooves and is threadedly coupled to the second threaded section 22.
In the above embodiment, the intelligent mobile device can be placed in the hollow area, the driving piece 3 drives the screw rod 2 to rotate, and due to the arrangement of the first thread section 21 and the second thread section 22 on the screw rod 2 with opposite thread directions, when the screw rod 2 rotates, the first device clamping block 4 and the second device clamping block 6 are driven to move in opposite directions, so that two ends of the intelligent mobile device are clamped, and then the signal connection between the intelligent mobile device and the handle main body can be established through the data interface 5, so that a user can perform game operation on the handle main body 1. When the intelligent mobile equipment needs to be taken down, the driving piece 3 drives the screw rod 2 to rotate again to drive the first equipment clamping block 4 and the second equipment clamping block 6 to move reversely, so that the intelligent mobile equipment can be taken out from the space between the first equipment clamping block 4 and the second equipment clamping block 6. According to the intelligent mobile device clamping device, the first device clamping block 4 and the second device clamping block 6 are driven by the screw rod 2 to clamp intelligent mobile devices such as mobile phones and flat plates, and the distance between the first device clamping block 4 and the second device clamping block 6 can be adjusted according to different specifications and sizes of the intelligent mobile devices, so that the intelligent mobile device clamping device is convenient to use for clamping the intelligent mobile devices with different specifications, meanwhile, the clamping force is strong, and the intelligent mobile device is not easy to fall off to be damaged; meanwhile, the back of the intelligent mobile device is exposed through the hollowed-out area, so that heat dissipation of the intelligent mobile device is facilitated, and overheating and dead halt are prevented.
The handle body 1 is a conventional handle body, and includes a rocker and a key in an operation area of the handle body 1, and an internal control circuit (the internal control circuit is the above internal circuit) and a rechargeable battery are also disposed in the handle body 1, which are not described herein.
As shown in fig. 2, the driving member 3 includes a knob 31, a first bevel gear 32 is disposed at the bottom end of the knob 31, a second bevel gear 23 is disposed on the screw rod 2, the knob 31 is rotatably disposed on the side wall of the handle body 1, and the first bevel gear 32 penetrates through the side wall of the handle body 1 to be engaged with the second bevel gear 23.
In the above embodiment, the knob 31 is rotated, and the knob 31 drives the first bevel gear 32 to rotate through the second bevel gear 23, so that the screw rod 2 rotates, thereby driving the first device clamp block 4 and the second device clamp block 6 to be close to or far away from each other.
In other embodiments, as shown in fig. 3, the driving member 3 may be a micro-motor 33, where the micro-motor 33 is disposed in the handle body 1, and a rotating end of the micro-motor 33 is connected to the screw 2, and the screw 2 is driven to rotate by the power of the micro-motor 33, so as to drive the first device clamping block 4 and the second device clamping block 6 to be close to each other or far away from each other.
As shown in fig. 2, the second bevel gear 23 is located at the middle position of the screw rod 2, and the first thread segment 21 and the second thread segment 22 are symmetrically distributed with reference to the middle point of the screw rod 2, and the thread length of the first thread segment 21 is equal to the thread length of the second thread segment 22.
As shown in fig. 2, a sliding rod 7 is arranged in the second sliding groove, and the first equipment clamping block 4 and the second equipment clamping block 6 are both sleeved on the outer wall of the sliding rod 7 in a sliding manner. When the first equipment clamping block 4 and the second equipment clamping block 6 slide, the sliding rod 7 plays a role in guiding, so that the first equipment clamping block 4 and the second equipment clamping block 6 slide along the horizontal direction, and the clamping stability is ensured.
As shown in fig. 2, one end of the first equipment clamping block 4 is provided with a first screw block 41, and the other end of the first equipment clamping block 4 is provided with a first slider 42, one end of the second equipment clamping block 6 is provided with a second screw block 61, and the other end of the second equipment clamping block 6 is provided with a second slider 62. The first thread block 41 is in threaded connection with the first thread segment 21, the second thread block 61 is in threaded connection with the second thread segment 22, and the first thread block 41 and the second thread block 61 are slidably arranged in the first sliding groove. The first sliding block 42 and the second sliding block 62 are both slidably sleeved on the outer wall of the sliding rod 7, and the first sliding block 42 and the second sliding block 62 are both slidably arranged in the second sliding groove.
As shown in fig. 1 and fig. 2, the clamping surface of the first equipment clamping block 4 is provided with a first hollow section, the clamping surface of the second equipment clamping block 6 is provided with a second hollow section, the left and right ends of the intelligent mobile equipment can be clamped by the clamping surface of the first equipment clamping block 4 and the clamping surface of the second equipment clamping block 6, and meanwhile, the data transmission interfaces, the audio earphone interfaces, the sound equipment external release ports and the like at the left and right ends of the intelligent mobile equipment can be exposed outside through the first hollow section and the second hollow section, so that the use of a user is facilitated.
The data interface 5 includes a plug seat 51, a rotating shaft is disposed on the bottom surface of the plug seat 51, a mounting notch 53 is disposed in the first hollow section, and the plug seat 51 is rotatably disposed in the mounting notch 53 of the first hollow section through the rotating shaft. The plug seat 51 can rotate in the installation notch 53 through the rotating shaft and can also move back and forth in the installation notch 53 so as to be convenient for connecting with a data transmission interface of the intelligent mobile device. The two adjacent rotating surfaces of the plug seat 51 are respectively provided with a first plug and a second plug with different types, and the first plug and the second plug are electrically connected with the internal circuit of the handle main body 1 through leads 52. The first plug and the second plug with different types are adopted to facilitate connection of intelligent mobile equipment with different interfaces, so that the application range of the intelligent mobile equipment is enlarged. The first plug may be a Lightning plug and the second plug may be a Type-c plug, for example. It should be noted that the first plug and the second plug may be plugs of other types.
As shown in fig. 2, a flexible flat cable 11 is provided in the handle body 1, one end of the flexible flat cable 11 is electrically connected to the first plug and the second plug, and the other end of the flexible flat cable 11 is electrically connected to the internal circuit of the handle body 1. The flexible flat cable 11 has a surplus length, so that the flexible flat cable 11 is prevented from being torn due to insufficient length when the first device clamping block 4 slides left and right.
As shown in fig. 2, a limiting post 12 is disposed in the first hollow section, the limiting post 12 is disposed near the connector assembly 51, and the limiting post 12 is used for limiting the maximum rotation angle of the connector assembly 51, so as to prevent the wire 52 from twisting due to overlarge rotation angle.
As shown in fig. 1, the electric charging device is characterized in that a charging jack 13 is arranged on the side wall of the handle body 1, the charging jack 13 is electrically connected with a rechargeable battery inside the handle body 1, and when the handle body 1 is not powered, an external power supply can be electrically connected to charge the electric charging device through the charging jack 13.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (9)

1. A gamepad, comprising:
the novel handle comprises a handle body (1), wherein a hollowed-out area is formed in the top surface of the handle body (1), and a first sliding groove and a second sliding groove are formed in the hollowed-out area in parallel;
the screw rod (2) is rotatably arranged in the first sliding groove, a first thread section (21) and a second thread section (22) are arranged on the screw rod (2), and the thread directions of the first thread section (21) and the second thread section (22) are opposite;
the driving piece (3), the driving piece (3) is arranged on the side wall of the handle main body (1), and one end of the driving piece (3) penetrates through the side wall of the handle main body (1) to be in transmission connection with the screw rod (2);
the first equipment clamping block (4), the first equipment clamping block (4) is slidably arranged between the first sliding groove and the second sliding groove and is in threaded connection with the first threaded section (21), a data interface (5) is arranged on the first equipment clamping block (4), and the data interface (5) is electrically connected with an internal circuit of the handle main body (1);
the second equipment clamping block (6) is arranged between the first sliding groove and the second sliding groove in a sliding mode, and is in threaded connection with the second threaded section (22).
2. The game handle according to claim 1, wherein the driving member (3) comprises a knob (31), a first bevel gear (32) is arranged at the bottom end of the knob (31), a second bevel gear (23) is arranged on the screw rod (2), the knob (31) is rotatably arranged on the side wall of the handle main body (1), and the first bevel gear (32) penetrates through the side wall of the handle main body (1) to be in meshed connection with the second bevel gear (23).
3. A gamepad according to claim 2, characterized in that the second bevel gear (23) is located at a middle position of the screw (2), and the first thread section (21) and the second thread section (22) are symmetrically distributed with reference to a midpoint of the screw (2).
4. The game handle according to claim 1, wherein a sliding rod (7) is arranged in the second sliding groove, and the first equipment clamping block (4) and the second equipment clamping block (6) are both slidably sleeved on the outer wall of the sliding rod (7).
5. The gamepad according to claim 4, characterized in that one end of the first device clamp block (4) is provided with a first screw block (41), and the other end of the first device clamp block (4) is provided with a first slider (42), one end of the second device clamp block (6) is provided with a second screw block (61), and the other end of the second device clamp block (6) is provided with a second slider (62);
the first thread block (41) is in threaded connection with the first thread section (21), the second thread block (61) is in threaded connection with the second thread section (22), and the first thread block (41) and the second thread block (61) are both slidably arranged in the first sliding groove; the first sliding block (42) and the second sliding block (62) are both sleeved on the outer wall of the sliding rod (7) in a sliding mode, and the first sliding block (42) and the second sliding block (62) are both arranged in the second sliding groove in a sliding mode.
6. The game handle according to claim 1, wherein a first hollowed-out section is arranged on the clamping surface of the first equipment clamping block (4), and a second hollowed-out section is arranged on the clamping surface of the second equipment clamping block (6);
the data interface (5) comprises a plug seat (51), a rotating shaft is arranged on the bottom surface of the plug seat (51), the plug seat (51) is rotatably arranged in the first hollowed-out section through the rotating shaft, a first plug and a second plug which are different in model number are respectively arranged on two adjacent rotating surfaces of the plug seat (51), and the first plug and the second plug are electrically connected with an internal circuit of the handle main body (1).
7. The game handle according to claim 6, wherein a flexible flat cable (11) is provided in the handle body (1), one end of the flexible flat cable (11) is electrically connected to the first plug and the second plug, and the other end of the flexible flat cable (11) is electrically connected to an internal circuit of the handle body (1).
8. The game handle according to claim 6, wherein a limit post (12) is disposed in the first hollowed-out section, and the limit post (12) is disposed near the plug socket (51).
9. A gamepad according to claim 1, characterized in that the handle body (1) is provided with a charging socket (13) on the side wall.
CN202321560991.XU 2023-06-19 2023-06-19 Game paddle Active CN220002935U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321560991.XU CN220002935U (en) 2023-06-19 2023-06-19 Game paddle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321560991.XU CN220002935U (en) 2023-06-19 2023-06-19 Game paddle

Publications (1)

Publication Number Publication Date
CN220002935U true CN220002935U (en) 2023-11-14

Family

ID=88693483

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321560991.XU Active CN220002935U (en) 2023-06-19 2023-06-19 Game paddle

Country Status (1)

Country Link
CN (1) CN220002935U (en)

Similar Documents

Publication Publication Date Title
CN201278372Y (en) Connecting terminal for wall switch socket
CN220002935U (en) Game paddle
CN201181958Y (en) Clamping device used for fixing mobile phone or other players
CN109546416A (en) A kind of electric engineering construction socket
CN2620935Y (en) Electronic products with rotary hidden electric connector
CN204616042U (en) A kind of earphone cord auto take-up and earphone
CN209448087U (en) A kind of electric engineering construction socket
CN209250294U (en) Mobile power source
CN111009783B (en) Emergency protection equipment for connecting circuit of extension socket
CN220002934U (en) Auxiliary clamping type game equipment
CN110553131B (en) Handheld device for electric power marketing
CN210326230U (en) Front-plug and rear-turning type FPC/FFC connector
CN219419699U (en) Anti-drop terminal
CN210040783U (en) Quick connector for wiring of air condition compressor
CN208907993U (en) A kind of computer waterproof main case
CN215451882U (en) High-swing double-sided data line
CN220456734U (en) Weak current equipment signal transmission structure convenient to dock
CN221090689U (en) Vehicle-mounted mobile phone back shell
CN214652617U (en) Fixed storage device of net twine
CN213212618U (en) Adapter convenient to peg graft and be convenient for it is fixed
CN217135186U (en) Clamping type charging device capable of being pulled manually
CN211923822U (en) Electronic lock convenient to wiring
CN216310713U (en) USB fan for computer
CN111211604B (en) Mobile terminal charger for mobile phone
CN210806044U (en) Wiring terminal for power line

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant