CN215626682U - White spirit bottle opener - Google Patents

White spirit bottle opener Download PDF

Info

Publication number
CN215626682U
CN215626682U CN202122149264.1U CN202122149264U CN215626682U CN 215626682 U CN215626682 U CN 215626682U CN 202122149264 U CN202122149264 U CN 202122149264U CN 215626682 U CN215626682 U CN 215626682U
Authority
CN
China
Prior art keywords
hole
lug
bottle
lantern ring
shell
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
CN202122149264.1U
Other languages
Chinese (zh)
Inventor
唐亮
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.)
Chongqing Zuimei Packaging Printing Co ltd
Original Assignee
Chongqing Zuimei Packaging Printing Co ltd
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 Chongqing Zuimei Packaging Printing Co ltd filed Critical Chongqing Zuimei Packaging Printing Co ltd
Priority to CN202122149264.1U priority Critical patent/CN215626682U/en
Application granted granted Critical
Publication of CN215626682U publication Critical patent/CN215626682U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Devices For Opening Bottles Or Cans (AREA)

Abstract

The utility model relates to a bottle-opener technical field discloses a white spirit bottle-opener for dismantle and set up in the plastics bottle neck of white spirit bottleneck, which comprises a housin, the position that is close to both ends on the casing is equipped with the wire rope handling hole respectively and is used for with bottleneck complex through-hole, still include with a plurality of lantern rings that cup joint layer upon layer of complex can be dismantled to the through-hole, and with the casing passes through operating device sliding fit and follows the radial lug of doing translational motion of through-hole, the lug is located between the centre of a circle of wire rope handling hole and through-hole, be equipped with the hole that supplies the lug to pass on the lantern ring circumference. This application makes the bottle-opener can be applicable to the beverage bottle of different specifications through a plurality of lantern rings that cup joint layer upon layer, according to the lantern ring that the diameter adjustment of bottleneck used, the lug that slides simultaneously and sets up can with the lantern ring phase-match of equidimension not, utilize lug and lever principle to prize the plastics bottle neck easily.

Description

White spirit bottle opener
Technical Field
The application relates to the technical field of bottle openers, in particular to a white spirit bottle opener.
Background
In order to guarantee that white spirit can be preserved for a long time after bottling and not volatile and go bad, white spirit bottle on the market is mostly glass bottle and ceramic bottle this kind of material that is difficult for reacting with wine, and simultaneously in order to guarantee the leakproofness and the antifalsification of packing, the bottleneck department of beverage bottle often additionally is provided with plastic bottle neck, and the liquid volume of flowing out of unit time when setting up the messenger and pouring wine reduces, still makes remaining a small amount of beverage in the final beverage bottle easily and can't pour. In addition, the plastic bottle mouth for anti-counterfeiting creates a market for recycling wine bottles for counterfeiting instead, and the plastic bottle mouth is required to be violently dismantled in order to avoid counterfeiting. Therefore, a tool is required specifically for removing the plastic mouth of a white spirit bottle.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the plastic bottle mouth of the white spirit bottle in the prior art makes the pouring of the spirit inconvenient and provides the condition for the counterfeit, the application provides a bottle opener special for removing the plastic bottle mouth of the white spirit bottle.
In order to achieve the purpose, the technical scheme adopted by the application is as follows:
the utility model provides a white spirit bottle-opener for dismantle and set up in the plastics bottle neck of white spirit bottleneck, includes the casing, the position that is close to both ends on the casing is equipped with the rope handling hole respectively and is used for with bottleneck complex through-hole, still include with a plurality of lantern rings that cup joint layer upon layer of complex can be dismantled to the through-hole, and with the casing passes through operating device sliding fit and follows the radial lug that is translational motion of through-hole, the lug is located between the centre of a circle of rope handling hole and through-hole, be equipped with the hole that supplies the lug to pass on the lantern ring circumference.
For the purpose of anti-counterfeiting and sealing, the plastic bottle mouth is additionally arranged at the bottle mouth of the white spirit bottle, in order to avoid using glue to influence the flavor of the spirit, the plastic bottle mouth is often in interference fit with the bottle mouth, the plastic bottle mouth is tightly clamped at the bottle mouth by utilizing the elasticity of the plastic, the amount of liquid flowing out in unit time during pouring the spirit is reduced by arranging the bottle mouth, and in addition, the plastic bottle mouth creates a market for recycling the spirit bottle for counterfeiting. In order to pour wine conveniently or avoid the recovery and the counterfeiting of wine bottles, due to the lack of tools, the conventional method is often to violently destroy the bottle mouth, so that the bottle mouth and the cracked bottle mouth are separated from the bottle body together. The bottle-opener in this scheme is exclusively used in the plastics bottle neck of dismantling the white spirit bottleneck, the lantern ring is used for with bottleneck assorted part, during the use, select the lantern ring that accords with the bottleneck size and install it on the casing, the internal diameter of the lantern ring cooperatees with the external diameter of bottleneck, then together cover the bottleneck with casing and lantern ring, it makes the lug pass the lantern ring and inserts between the top terminal surface of beverage bottle body and the plastics bottle neck to remove the lug, contact department with this lug and plastics bottle neck is the fulcrum, rotate the casing, the one end that makes to be equipped with the rope handling hole upwards lifts up, the one end of keeping away from the rope handling hole on the lantern ring is downward with the beverage bottle contact, thereby the lug pries plastics bottle neck, thereby pull down plastics bottle neck from the beverage bottle easily.
Further, the operating mechanism comprises a worm rotatably mounted in the housing, a gear in transmission fit with the worm, and an operating end fixedly connected with the worm and exposed outside the housing; the lug comprises a rack part matched with the gear in a transmission way and a spike part positioned at one end close to the through hole. When a user holds the shell to detach the plastic bottle mouth, the finger pulp of the fingers is in contact with the top surface and the bottom surface of the shell, the rotating shaft of the operating end is changed into the direction vertical to the rotating shaft of the gear by the cooperation of the worm and the gear, namely, the direction parallel to the surface of the shell, and the rotation energy of the gear is converted into the translational motion of the lug through the transmission cooperation of the gear and the tooth bar part on the lug, so that the finger pulp is in contact with the operating end and can directly rotate the operating end to move the lug, and the convenience for adjusting the position of the lug is improved.
Furthermore, the two lugs are symmetrically arranged along the center line of the shell, the operating mechanism comprises two gears which are respectively matched with the rack parts on the lugs, and two sections of threads with opposite directions are arranged on the worm and are respectively in transmission fit with the two gears. The scheme provides an example of an operating mechanism when two convex blocks are arranged, in order to utilize one operating end to drive the two convex blocks to move synchronously, two sections of threads are arranged on a worm fixedly connected with the operating end, and because when the two convex blocks move towards the direction close to or far away from the center of a through hole simultaneously, the directions of two gears matched with the two convex blocks are opposite, the two sections of threads on the worm are arranged to be threads with opposite directions.
Furthermore, the middle part of the outer circumferential surface of the lantern ring is sunken and is fixedly connected with a magnet, and a metal strip which is adaptive to the magnet is arranged on the surface of the through hole of the shell in a protruding mode. Utilize the mutual attraction effect of magnet and metal strip to realize being connected dismantled of lantern ring and casing in this scheme, the metal strip suits with the magnet and indicates the adaptation of position and shape, and the material of metal strip should be iron etc. can be by the material of magnet attraction simultaneously. In addition, the collar may be attracted to the collar by the interaction between the magnets. It is worth mentioning that due to the protruding arrangement of the metal strip, when the lantern ring is installed, the surface of the lantern ring is blocked by the metal strip, the lantern ring needs to be clamped into the shell by utilizing the micro deformation capacity of the lantern ring or the shell, and the metal strip can also play an additional supporting role for the lantern ring by contacting with the surface of the sunken part of the lantern ring. Furthermore, the attraction between the magnet and the metal strip or magnet and magnet is only one of the means for securing the collar, and the projection passing through the side of the collar also forms a connection for securing the collar to the housing.
Furthermore, the operating end is a roller fixed between two sections of threads on the worm, and the roller penetrates through the top surface and the bottom surface of the shell. Based on the setting that the pivot of gyro wheel is on a parallel with the casing top surface, the setting that the gyro wheel runs through the casing not only makes the user rotate the position of gyro wheel in order to adjust the lug with the finger homoenergetic application of force that is located casing top surface and bottom surface, has increased the maneuverability of gyro wheel.
Furthermore, the surface of the roller is provided with anti-skid lines.
The beneficial effect of this application is: this application makes the bottle-opener can be applicable to the beverage bottle of different specifications through a plurality of lantern rings that cup joint layer upon layer, according to the lantern ring that the diameter adjustment of bottleneck used, the lug that slides simultaneously and sets up can with the lantern ring phase-match of equidimension not, utilize lug and lever principle to prize the plastics bottle neck easily.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic front view of the present application;
FIG. 2 is a schematic exploded view of the collar and housing of the present application;
FIG. 3 is a schematic perspective view of the structure in the orientation of FIG. 1;
FIG. 4 is a schematic view of the housing of the present application in cooperation with a collar;
fig. 5 is a schematic structural diagram of an operating mechanism in the present application.
In the figure: 1-a shell; 101-a through hole; 102-a stringing hole; 103-metal strips; 2-a collar; 201-a magnet; 3-a bump; 301-spine part; 302-rack portion; 4-an operation end; 5-a worm; 6-gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the application is used, the description is only for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application. Furthermore, the appearances of the terms "first," "second," and the like in the description herein are only used for distinguishing between similar elements and are not intended to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present application do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example 1:
as shown in fig. 1, the white spirit bottle opener is used for detaching a plastic bottle neck arranged on a white spirit bottle mouth, and comprises a shell 1, wherein rope threading holes 102 and through holes 101 matched with the bottle mouth are respectively arranged at positions, close to two ends, on the shell 1, a plurality of lantern rings 2 which are detachably sleeved layer by layer with the through holes 101 are further included, the lug bosses 3 are matched with the shell 1 in a sliding manner through an operating mechanism and perform translational motion along the radial direction of the through holes 101, the lug bosses 3 are positioned between the centers of circles of the rope threading holes 102 and the through holes 101, and holes for the lug bosses 3 to pass through are arranged on the circumferential surface of the lantern ring 2.
The working principle is as follows:
the shell 1 in the application is a carrier for mounting an operating mechanism, a lug 3 and a lantern ring 2, when the plastic bottle opener is used, the lantern ring 2 with the inner diameter matched with the diameter of a bottle opening is selected and mounted in a through hole 101 of the shell 1, then the lantern ring 2 and the shell 1 are sleeved outside the bottle opening together, and the lug 3 is slid to enable the lug 3 to penetrate through the lantern ring 2 and to be inserted into a gap between a plastic bottle mouth and the bottle opening. Then, the lug 3 is contacted with the end surface of the bottle mouth and the plastic bottle mouth as a fulcrum, and the shell 1 is forced upwards from one end close to the rope threading hole 102 to pry out the plastic bottle mouth. As shown in fig. 4, which is a schematic view of the case 1 only matching with a large collar 2, the sliding fit of the projection 3 and the case 1 is based on the use of collars 2 with different diameters, and the projection 3 always needs to penetrate through the circumferential surface of the collar 2 and be inserted between the plastic bottle mouth and the bottle mouth end surface no matter what the diameter of the collar 2 is. In addition, when the diameter of the bottle mouth is larger than the outer diameter of the largest lantern ring 2, the cooperation between the shell 1 and the projection 3 can also complete the action of disassembling the plastic bottle mouth.
It is worth to be noted that, in the present application, the plurality of lantern rings 2 adopt a structure of sleeving layer by layer, as shown in fig. 1, the outer diameter of the smaller lantern ring 2 is the same as the inner diameter of the larger lantern ring 2, so that the occupied space of the plurality of lantern rings 2 is reduced. Meanwhile, when the smaller lantern ring 2 is used, the smaller lantern ring and the large lantern ring 2 can be fixed in the through hole 101 together, so that the stability of connection between the lantern ring 2 and the shell 1 is kept conveniently. In addition, the use of the collar 2 with different inner diameters in the present application enables it to fit plastic mouths with different diameters in different bottles on the market, and therefore the diameter of the through hole 101 should be large enough to adapt to the mouth of a bottle on the market.
Example 2:
in this embodiment, the operation mechanism is further optimized and defined based on embodiment 1.
The operating mechanism comprises a worm 5 rotatably arranged in the shell 1, a gear 6 in transmission fit with the worm 5, and an operating end 4 fixedly connected with the worm 5 and exposed out of the shell 1; the lug 3 comprises a rack portion 302 in driving engagement with the gear 6 and a spike portion 301 located near one end of the through hole 101.
The user rotates the operating end 4 to make the worm 5 fixedly connected with the operating end rotate synchronously, and drives the gear 6 to rotate through the meshing of the worm 5 and the gear 6, and meanwhile, the meshing of the gear 6 and the rack on the lug 3 converts the rotation of the gear 6 into the linear motion of the lug 3. In addition, since the spike 301 of the protrusion 3 is inserted between the end face of the bottle mouth and the plastic bottle mouth to pry up the plastic bottle mouth, as shown in fig. 5, the spike 301 may be formed in a shape in which the thickness of the surface is inclined and gradually increases from the end portion to the rack portion 302, or may be formed in a shape in which the thickness is extremely small and the spike can be directly inserted between the end face of the bottle mouth and the plastic bottle mouth.
It should be noted that, in the present application, the worm 5 and the gear 6 are used in cooperation to realize the conversion of the transmission direction, so as to facilitate the operation, as shown in fig. 1, the housing 1 is flat, the protrusion 3 moves along a surface parallel to the top surface of the housing 1, the rotation axis of the gear 6, which is engaged with the rack portion 302 on the protrusion 3, is parallel to the normal direction of the top surface of the housing 1, when a user holds the housing 1 to detach the plastic bottle mouth, the finger web of the finger contacts with the top surface and the bottom surface of the housing 1, and the rotation axis of the operation end 4 is changed to a direction perpendicular to the rotation axis of the gear 6, i.e. a direction parallel to the surface of the housing 1, by using the worm 5 and the gear 6, so that the finger web contacts with the operation end 4 to directly rotate the operation end 4, thereby increasing the convenience of adjusting the position of the protrusion 3.
Example 3:
in this embodiment, further optimization and limitation are performed on the basis of embodiment 2.
As shown in fig. 3 and 5, two projections 3 are symmetrically arranged along the central line of the housing 1, the operating mechanism includes two gears 6 respectively engaged with the rack portions 302 on the projections 3, and two sections of threads with opposite directions are arranged on the worm 5 and respectively engaged with the two gears 6 in a transmission manner. In order to facilitate the illustration of the specific structure of the operating mechanism and the position where the operating mechanism is installed in the housing 1, the housing 1 is sectioned along a plane parallel to the top surface in fig. 5. According to the scheme, the structure of the operating mechanism is provided when the two lugs 3 are arranged, in the embodiment 1, the lugs 3 are located between the circle centers of the through hole 101 and the rope threading hole 102, the two lugs 3 are arranged on the basis of the embodiment 1, the two lugs 3 are both located below the through hole 101 and are mutually symmetrical according to the direction shown in fig. 3, in order to utilize one operating end 4 to drive the two lugs 3 to synchronously move, two threads are arranged on the worm 5 fixedly connected with the operating end 4, and when the two lugs 3 move towards the direction close to or far away from the circle center of the through hole 101 at the same time, the two threads on the worm 5 are arranged in opposite directions due to the fact that the two threads matched with the two lugs 6 are in opposite directions.
Preferably, as shown in fig. 5, the operating end 4 is a roller fixed between two threads on the worm 5, and the roller penetrates through the top and bottom surfaces of the housing 1. The surface of the roller is provided with anti-skid lines. The rotating shaft based on the roller is parallel to the top surface of the shell 1, and the roller penetrates through the shell, so that a user can apply force to rotate the roller to adjust the position of the convex block 3 by using fingers on the top surface and the bottom surface of the shell 1, the operability of the roller is improved, and the height of the roller protruding relative to the shell 1 is reduced.
Example 4:
in the present embodiment, on the basis of any one of the above embodiments, the connection manner between the collar 2 and the housing 1 and between the collar 2 and the collar 2 is further optimized and defined.
As shown in fig. 2, the middle of the outer circumferential surface of the collar 2 is concave and is fixedly connected with a magnet 201, and the surface of the through hole 101 of the housing 1 is convexly provided with a metal strip 103 adapted to the magnet 201. In this scheme, the attractive force between the magnet 201 and the metal strip 103 is utilized to fix the lantern ring 2 in the through hole 101 of the housing 1, and in addition, the metal strip 103 protrudes out of the surface of the through hole 101, so that when the largest lantern ring 2 is mounted, the lantern ring 2 needs to be clamped into the through hole 101 by utilizing the micro deformation capacity of the lantern ring 2, and the stability of mounting of the lantern ring 2 is also improved by the contact between the metal strip 103 and the surface of the sunken part of the lantern ring 2. When a smaller collar 2 is used as shown in fig. 1, a plurality of collars 2 are provided in the through-hole 101, and the collars 2 are fixed to each other by the attractive force of the magnet 201. Furthermore, it should be noted that the attraction between the magnet 201 and the metal strip 103 or between the magnet 201 and the magnet 201 is only one of the means for fixing the collar 2, and that the projection 3 passing through the side of the collar 2 also forms a connection for fixing the collar 2 to the housing 1.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a white spirit bottle-opener for dismantle and set up in the plastic bottle mouth of white spirit bottleneck, includes casing (1), casing (1) are gone up the position that is close to both ends and are equipped with wire rope handling hole (102) respectively and be used for with bottleneck complex through-hole (101), its characterized in that: still include with through-hole (101) can dismantle a plurality of lantern rings (2) that cup joint layer upon layer of complex, and with casing (1) passes through operating device sliding fit and radially is translational motion's lug (3) along through-hole (101), lug (3) are located between the centre of a circle of wire rope handling hole (102) and through-hole (101), be equipped with the hole that supplies lug (3) to pass on the lantern ring (2) circumferential surface.
2. The white spirit bottle opener according to claim 1, characterized in that: the operating mechanism comprises a worm (5) rotatably mounted in the shell (1), a gear (6) in transmission fit with the worm (5), and an operating end (4) fixedly connected with the worm (5) and exposed out of the shell (1); the lug (3) comprises a rack part (302) in transmission fit with the gear (6) and a spike part (301) positioned at one end close to the through hole (101).
3. The white spirit bottle opener according to claim 2, characterized in that: the two convex blocks (3) are symmetrically arranged along the center line of the shell (1), the operating mechanism comprises two gears (6) which are respectively matched with the rack parts (302) on the convex blocks (3), and two sections of threads with opposite directions are arranged on the worm (5) and are respectively in transmission fit with the two gears (6).
4. A wine bottle opener according to claim 3, characterised in that: the operating end (4) is a roller fixed between two sections of threads on the worm (5), and the roller penetrates through the top surface and the bottom surface of the shell (1).
5. The wine bottle opener according to claim 4, characterized in that: the surface of the roller is provided with anti-skid lines.
6. A wine bottle opener according to any one of claims 1 to 5, characterised in that: the middle part of the outer circumferential surface of the lantern ring (2) is sunken and is fixedly connected with a magnet (201), and a metal strip (103) matched with the magnet (201) is arranged on the surface of the through hole (101) of the shell (1) in a protruding mode.
CN202122149264.1U 2021-09-07 2021-09-07 White spirit bottle opener Active CN215626682U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122149264.1U CN215626682U (en) 2021-09-07 2021-09-07 White spirit bottle opener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122149264.1U CN215626682U (en) 2021-09-07 2021-09-07 White spirit bottle opener

Publications (1)

Publication Number Publication Date
CN215626682U true CN215626682U (en) 2022-01-25

Family

ID=79910956

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122149264.1U Active CN215626682U (en) 2021-09-07 2021-09-07 White spirit bottle opener

Country Status (1)

Country Link
CN (1) CN215626682U (en)

Similar Documents

Publication Publication Date Title
EP1951583A1 (en) Container
CN215626682U (en) White spirit bottle opener
CN200954907Y (en) Turning-open type bottle cover
CN210455811U (en) Anti-fake bottle cap
US20050028645A1 (en) Bottle cap remover
CN2785983Y (en) Dual-purpose bottle with upside and downside arranged bottlenecks
CN210227121U (en) Bottle opener type machine hanging buckle structure
CN216890042U (en) Portable bottle opener
JP3232148U (en) Beverage dispenser
CN2727057Y (en) Bottle with an open-able cap
CN213063913U (en) Switch pump head group with locking and positioning functions
CN216657736U (en) Cap screwing clamp of bottle cap assembling machine
CN214567530U (en) Anti-counterfeiting cover assembly
CN213975235U (en) Bottle cap and beverage bottle
CN216270846U (en) Anti-fake bottle cap
CN214825687U (en) Mounting structure of anti-counterfeiting wine bottle cover
CN220282210U (en) Automatic cover locking device
CN2272004Y (en) Anti-forging bottle
CN2296317Y (en) Cover grooved anti-fake bottle cap
CN2457066Y (en) automatic telescopic neck anti-fake bottle cap
CN2558983Y (en) Liquid container packing cover capable of taking out sample
CN211688225U (en) Special anti-theft wine structure of direct-drinking wine selling machine
CN2326137Y (en) Drink-making machine
CN211996884U (en) Plastic optical fiber wine bag
CN206607008U (en) A kind of pop can top uncoupling type opener

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant