CN212286056U - Divide strip machine with energy storage bullet pad - Google Patents
Divide strip machine with energy storage bullet pad Download PDFInfo
- Publication number
- CN212286056U CN212286056U CN202020680789.0U CN202020680789U CN212286056U CN 212286056 U CN212286056 U CN 212286056U CN 202020680789 U CN202020680789 U CN 202020680789U CN 212286056 U CN212286056 U CN 212286056U
- Authority
- CN
- China
- Prior art keywords
- ring
- rotating shaft
- pivot
- circular ring
- elastic
- 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
- Nonmetal Cutting Devices (AREA)
Abstract
The utility model relates to a divide strip machine with energy storage bullet pad, including organism, cutting assembly and power component, cutting assembly includes first pivot, second pivot and a plurality of top slitter and a plurality of bottom knife, and the top slitter can be dismantled and fix in first pivot, and the bottom knife can be dismantled and fix in the second pivot, and the second pivot sets up under first pivot, and power component is connected with first pivot and second pivot transmission respectively, and the one end normal running fit that top slitter and bottom knife are close to each other. The elastic washer is sleeved on the first rotating shaft and the second rotating shaft in a sliding manner and comprises a first circular ring and a second circular ring, a plurality of elastic pieces and a plurality of connecting pieces are arranged between the first circular ring and the second circular ring, and the first circular ring is elastically and slidably connected with the second circular ring. Through setting up the elastic washer, can improve the invariable axial locking force of dividing the strip machine for can be stable rotate on same position between last blade and the bottom knife, be difficult for taking place the skew, thereby improved the joining in marriage sword precision.
Description
Technical Field
The utility model belongs to the technical field of divide strip machine technique and specifically relates to a divide strip machine with energy storage bullet pad is related to.
Background
A slitting machine is an apparatus for uncoiling, slitting and coiling a metal strip into a coil of desired width. It is suitable for processing cold-rolled and hot-rolled carbon steel, silicon steel, tinplate, stainless steel and various metal materials coated on the surface.
In the prior art, as disclosed in chinese patent No. CN208840593U, a double-tool slitting machine is disclosed, which includes a first feeding platform, a box, a first slitting mechanism, a tool changing power system, a second feeding platform, and a second slitting mechanism; the tool changing mechanism comprises a tool changing rotary arm and a rotary arm shaft, and the rotary arm shaft is fixed on the tool changing rotary arm and is rotationally connected with the box body; the first slitting mechanism comprises a first cutter, a first upper cutter shaft and a first lower cutter shaft, the first upper cutter shaft is rotatably connected to the left end of the cutter changing rotary arm, the first lower cutter shaft is arranged on the box body and connected with an external power device, and the first cutter is arranged on the first upper cutter shaft and the first lower cutter shaft in an aligned mode to form a cutter group; the second slitting mechanism comprises a second cutter, a second upper cutter shaft and a second lower cutter shaft, the second upper cutter shaft is rotatably connected to the right end of the cutter changing rotary arm, the second lower cutter shaft is installed on the box body and connected with an external power device, and the second cutter is installed on the second upper cutter shaft and the second lower cutter shaft in an aligned mode to form a cutter group.
The above prior art solutions have the following drawbacks: although foretell utility model can indulge the aluminum plate narrowband of cutting out two kinds of specifications on a branch strip machine, improved production efficiency to a certain extent. But it is roughly the same with traditional branch strip machine structure, is fixed with a plurality of first upper slitter on the first upper cutter axle, is fixed with a plurality of second lower slitter on the second lower cutter axle, and the second lower cutter axle sets up the below at first lower cutter axle, and both rotate and connect in the branch strip machine. The first upper cutter and the second lower cutter are arranged in a staggered and tangent mode, the structure of the device is similar to that of a scissors, and shearing force formed between the first upper cutter and the second lower cutter precisely divides a metal belt (copper/aluminum/steel belt). Because traditional branch strip machine adopts round nut locking, under the long-time rotation of arbor, can make between last cutter and the bottom knife piece cooperation precision not enough, the phenomenon of beat appears, can't reach the cooperation of high accuracy, need install the debugging repeatedly, waste time and energy, reduced the joining in marriage sword precision and branch strip precision.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a divide strip machine with energy storage bullet pad, have the effect that improves invariable axial locking force between the cutter, improve the joining in marriage sword precision and divide the strip precision.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a slitting machine with an energy storage elastic cushion comprises a machine body, a cutting assembly and a power assembly, wherein the cutting assembly comprises a first rotating shaft, a second rotating shaft, a plurality of upper blades and a plurality of lower blades, the upper blades are detachably fixed on the first rotating shaft, the lower blades are detachably fixed on the second rotating shaft, the second rotating shaft is arranged right below the first rotating shaft, the power assembly is in transmission connection with the first rotating shaft and the second rotating shaft respectively, and one ends, close to each other, of the upper blades and the lower blades are in rotating fit;
the first rotating shaft and the second rotating shaft are sleeved with elastic gaskets in a sliding mode, the elastic gaskets comprise first circular rings and second circular rings, a plurality of elastic pieces and a plurality of connecting pieces are arranged between the first circular rings and the second circular rings, and the first circular rings are connected with the second circular rings in an elastic sliding mode.
Through above-mentioned technical scheme, place the strap on the organism, make first pivot and second pivot rotate through drive power assembly, drive a plurality of upper blades simultaneously and rotate with the bottom knife, rotate each other between upper blade and the bottom knife and form the shearing force and divide the strip to the strap. Through setting up the elastic washer, not only played the effect of protection when rotating between first ring and the second ring, can improve the invariable axial locking force of dividing the strip machine moreover for can be stable rotate on same position between last blade and the bottom knife, be difficult for taking place the skew, thereby improved the joining in marriage sword precision and divide the strip precision.
The present invention may be further configured in a preferred embodiment as: the second circular ring is fixedly connected with a plurality of limiting rings, one surface of the first circular ring, which is close to the second circular ring, is provided with a plurality of limiting grooves for the limiting rings to be inserted, and the outer side walls of the limiting rings are in sliding fit with the inner side walls of the limiting grooves;
the mounting groove has been seted up in the spacing ring, the elastic component sets up in the mounting groove and one end and tank bottom fixed connection, the elastic component is kept away from the one end fixed connection of mounting groove is in the tank bottom of spacing groove.
Through above-mentioned technical scheme, the spacing ring is inserted and is established at the spacing inslot for first ring and second ring can be stable carry out axial sliding fit, and the elastic component is fixed between the tank bottom of mounting groove and spacing groove, has guaranteed the stability of elastic component work, makes it can provide invariable axial locking force.
The present invention may be further configured in a preferred embodiment as: the elastic member is configured as a spring.
Through above-mentioned technical scheme, the spring is one kind and has fine elastic component, and it has characteristics such as yielding, elasticity are big, makes it can be for dividing the stable axial locking force that provides of strip machine.
The present invention may be further configured in a preferred embodiment as: one side of the second ring is fixedly connected with an inserting block in an integrated forming mode, and one surface, close to the second ring, of the first ring is provided with an inserting groove for the inserting block to slide;
the connecting piece comprises a plurality of bolts, wherein one end, far away from the head, of each bolt is provided with threads and penetrates through the first circular ring to be in threaded connection with the second circular ring, and the first circular ring is in sliding connection with the bolts.
Through above-mentioned technical scheme, the grafting piece is inserted and is established in the inserting groove and with the inside wall sliding fit of inserting groove, has further increased the stability that first ring is connected with the second ring, guarantees that both can rotate in step. The bolt is kept away from the one end and the second ring threaded connection of head, and the other end and first ring sliding connection, convenient to detach on the one hand, on the other hand have realized first ring for the removal between the second ring for elastic washer improves stable locking force.
The present invention may be further configured in a preferred embodiment as: the bolt configuration is three, and three the bolt evenly sets up on the elastic washer, a plurality of the spring evenly sets up between two adjacent bolts.
Through above-mentioned technical scheme for each part atress of elastic washer is even, evenly sets up a plurality of springs simultaneously, has further increased the locking force that spring washer produced.
The present invention may be further configured in a preferred embodiment as: a plurality of isolating rings are arranged between every two adjacent upper blades, one end of the first rotating shaft is fixedly connected with a limiting pipe, and the elastic gasket is elastically abutted between the limiting pipe and the isolating rings.
Through above-mentioned technical scheme, a plurality of spacer rings are evenly cut apart a plurality of upper slitter pieces, make one divide the strip machine to cut out many metal strips simultaneously on the one hand, and the locking force that on the other hand elastic washer produced can act on upper slitter piece through the spacer ring for the difficult axial removal that takes place of upper slitter piece has guaranteed the precision of joining in marriage the sword between its and the lower slitter piece.
The present invention may be further configured in a preferred embodiment as: the power assembly comprises a first servo motor and a second servo motor which are fixed on the machine body, an output shaft of the first servo motor is in coaxial transmission connection with the first rotating shaft, and an output shaft of the second servo motor is in coaxial transmission connection with the second rotating shaft.
Through above-mentioned technical scheme, first servo motor rotates the first pivot of drive that can be stable and rotates, and the same second servo motor work drives the second pivot and rotates for go up the blade and can take place to rotate with the bottom knife, thereby cut the slitting to the strap.
The present invention may be further configured in a preferred embodiment as: the upper blade and the lower blade are circular.
Through above-mentioned technical scheme, circular last blade can make the incision of strap smooth and level with the bottom knife, has further improved the quality of product.
To sum up, the utility model discloses a following at least one useful technological effect:
1. place the strap on the organism, make first pivot and second pivot rotate through drive power component, drive a plurality of upper blades simultaneously and rotate with the bottom knife, the mutual rotation forms the shearing force between upper blade and the bottom knife and divides the strip to the strap. Through setting up the elastic washer, not only played the effect of protection when rotating between first ring and the second ring, can improve the invariable axial locking force of dividing the strip machine moreover for can be stable rotate on same position between last blade and the bottom knife, be difficult for taking place the skew, thereby improved the joining in marriage sword precision and divide the strip precision.
2. The spacing ring is inserted and is established at the spacing inslot for first ring and the axial sliding fit that carries on that the second ring can be stable, the elastic component is fixed between the tank bottom of mounting groove and spacing groove, has guaranteed the stability of elastic component work, makes it can provide invariable axial locking force.
3. A plurality of spacers evenly cut apart a plurality of upper slitter pieces, make one divide a strip machine to cut out many metal strips simultaneously on the one hand, the locking force that on the other hand spring washer produced can act on upper slitter piece through the spacer ring for the difficult axial removal that takes place of upper slitter piece has guaranteed the precision of joining in marriage the sword between its and the lower slitter piece.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an assembly view showing the elastic washer according to the present invention.
Fig. 3 is a cross-sectional view illustrating the elastic washer according to the present invention.
Reference numerals: 1. a body; 2. a cutting assembly; 21. a first rotating shaft; 22. a second rotating shaft; 23. an upper blade; 24. A lower blade; 3. a power assembly; 31. a first servo motor; 32. a second servo motor; 4. an elastic washer; 41. a first circular ring; 411. a limiting groove; 412. inserting grooves; 42. a second circular ring; 421. a limiting ring; 422. mounting grooves; 423. an insertion block; 43. an elastic member; 44. a connecting member; 441. a bolt; 5. an isolating ring; 6. a limiting pipe;
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a divide strip machine with energy storage bullet pad, including organism 1, cutting assembly 2 and power component 3, cutting assembly 2 includes first pivot 21, second pivot 22 and a plurality of top knifes 23 and a plurality of bottom knifes 24, and top knifes 23 can be dismantled and fix on first pivot 21, and bottom knifes 24 can be dismantled and fix on second pivot 22. In the present embodiment, the upper blade 23 and the lower blade 24 are respectively fixed on the first rotating shaft 21 and the second rotating shaft 22 by using a flat key connection.
The second rotating shaft 22 is arranged right below the first rotating shaft 21, the power assembly 3 is in transmission connection with the first rotating shaft 21 and the second rotating shaft 22 respectively, and one ends of the upper blade 23 and the lower blade 24, which are close to each other, are in running fit. Furthermore, the upper blade 23 and the lower blade 24 are circular, and the circular upper blade 23 and the circular lower blade 24 can enable the cut of the metal strip to be smooth and flat, so that the quality of the product is further improved.
Referring to fig. 1, the power assembly 3 includes a first servo motor 31 and a second servo motor 32 fixed on the machine body 1, an output shaft of the first servo motor 31 is coaxially connected with the first rotating shaft 21 in a transmission manner, and an output shaft of the second servo motor 32 is coaxially connected with the second rotating shaft 22 in a transmission manner. First servo motor 31 rotates the first pivot 21 of drive that can be stable and rotates, and second servo motor 32 work drives second pivot 22 and rotates equally for upper blade 23 can take place to rotate with lower blade 24, thereby cuts the strap and divides the strip.
The elastic washer 4 is slidably sleeved on the first rotating shaft 21 and the second rotating shaft 22, the elastic washer 4 includes a first ring 41 and a second ring 42, a plurality of elastic members 43 and a plurality of connecting members 44 are disposed between the first ring 41 and the second ring 42, and the first ring 41 and the second ring 42 are elastically slidably connected. A plurality of isolating rings 5 are arranged between two adjacent upper blades 23, one end of the first rotating shaft 21 is fixedly connected with a limiting pipe 6, and the elastic gasket 4 is elastically abutted between the limiting pipe 6 and the isolating rings 5. A plurality of spacer rings 5 evenly cut apart a plurality of upper slitter pieces 23, make one divide the strip machine to cut out many metal strips simultaneously on the one hand, the locking force that on the other hand elastic washer 4 produced can act on upper slitter piece 23 through spacer ring 5 for upper slitter piece 23 is difficult for taking place axial removal, has guaranteed the precision of joining in marriage the sword between its and lower blade 24.
Referring to fig. 3, a plurality of limiting rings 421 are fixedly connected to the second ring 42, a plurality of limiting grooves 411 for the limiting rings 421 to be inserted are formed in one surface of the first ring 41 close to the second ring 42, and the outer side wall of the limiting ring 421 is in sliding fit with the inner side wall of the limiting grooves 411. Set up mounting groove 422 in the spacing ring 421, elastic component 43 sets up in mounting groove 422 and one end and tank bottom fixed connection, and elastic component 43 keeps away from the one end fixed connection of mounting groove 422 at the tank bottom of spacing groove 411. The limiting ring 421 is inserted in the limiting groove 411, so that the first circular ring 41 and the second circular ring 42 can be stably in axial sliding fit, the elastic piece 43 is fixed between the mounting groove 422 and the groove bottom of the limiting groove 411, the working stability of the elastic piece 43 is ensured, and constant axial locking force can be provided.
In the present embodiment, the elastic member 43 is configured as a spring, which is a very good elastic component, and it has characteristics of easy deformation and large elasticity, so that it can stably provide an axial locking force for the slitting machine. One side of the second ring 42 is fixedly connected with an insertion block 423 in an integrated forming manner, and one side of the first ring 41 close to the second ring 42 is provided with an insertion groove 412 for the insertion block 423 to slide. The connecting member 44 includes a plurality of bolts 441, one end of the bolt 441 away from the head is threaded and penetrates the first ring 41 to be in threaded connection with the second ring 42, and the first ring 41 is slidably connected with the bolts 441.
The inserting block 423 is inserted in the inserting groove 412 and is in sliding fit with the inner side wall of the inserting groove 412, so that the connection stability of the first circular ring 41 and the second circular ring 42 is further improved, and the synchronous rotation of the first circular ring and the second circular ring is ensured. One end of the bolt 441 far away from the head is in threaded connection with the second circular ring 42, and the other end is in sliding connection with the first circular ring 41, so that on one hand, the bolt is convenient to detach, and on the other hand, the first circular ring 41 moves relative to the second circular ring 42, so that the elastic washer 4 improves stable locking force.
Referring to fig. 2, the bolts 441 are arranged in three, three bolts 441 are uniformly disposed on the elastic washer 4, and a plurality of springs are uniformly disposed between two adjacent bolts 441. So set up and make each part atress of elastic washer 4 even, evenly set up a plurality of springs simultaneously, further increased the locking force that the spring washer produced.
The implementation principle of the embodiment is as follows: the metal belt is placed on the machine body 1, the first rotating shaft 21 and the second rotating shaft 22 are made to rotate through the driving power assembly 3, meanwhile, the plurality of upper blades 23 and the plurality of lower blades 24 are driven to rotate, and the upper blades 23 and the lower blades 24 rotate mutually to form shearing force to divide the metal belt into strips.
Through setting up spring washer 4, not only played the effect of protection when rotating between first ring 41 and the second ring 42, can improve the invariable axial locking force of dividing the strip machine moreover for can be stable rotate on same position between upper slitter 23 and the lower blade 24, difficult emergence skew, thereby improved the joining in marriage sword precision and divide the strip precision.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a divide strip machine with energy storage bullet pad, includes organism (1), cutting assembly (2) and power component (3), its characterized in that: the cutting assembly (2) comprises a first rotating shaft (21), a second rotating shaft (22) and a plurality of upper blades (23) and a plurality of lower blades (24), the upper blades (23) are detachably fixed on the first rotating shaft (21), the lower blades (24) are detachably fixed on the second rotating shaft (22), the second rotating shaft (22) is arranged under the first rotating shaft (21), the power assembly (3) is in transmission connection with the first rotating shaft (21) and the second rotating shaft (22) respectively, and the upper blades (23) are in rotating fit with one ends, close to each other, of the lower blades (24);
first pivot (21) with sliding sleeve is equipped with elastic gasket (4) on second pivot (22), elastic gasket (4) include first ring (41) and second ring (42), first ring (41) with be provided with a plurality of elastic component (43) and a plurality of connecting piece (44) between second ring (42), first ring (41) with second ring (42) elastic sliding connection.
2. The slitting machine with energy storage spring washers of claim 1, characterized in that: the second circular ring (42) is fixedly connected with a plurality of limiting rings (421), one surface of the first circular ring (41) close to the second circular ring (42) is provided with a plurality of limiting grooves (411) for the insertion of the limiting rings (421), and the outer side wall of each limiting ring (421) is in sliding fit with the inner side wall of each limiting groove (411);
set up mounting groove (422) in spacing ring (421), elastic component (43) set up in mounting groove (422) and one end and tank bottom fixed connection, elastic component (43) are kept away from the one end fixed connection of mounting groove (422) the tank bottom of spacing groove (411).
3. The slitting machine with energy storage spring washers according to claim 2, characterized in that: the elastic member (43) is configured as a spring.
4. The slitting machine with energy storage elastic cushion according to claim 3, characterized in that: an inserting block (423) is fixedly connected to one side of the second ring (42) in an integrated forming mode, and an inserting groove (412) for the inserting block (423) to slide is formed in one surface, close to the second ring (42), of the first ring (41);
the connecting piece (44) comprises a plurality of bolts (441), one end, far away from the head, of each bolt (441) is provided with threads and penetrates through the first circular ring (41) to be in threaded connection with the second circular ring (42), and the first circular ring (41) is in sliding connection with the bolts (441).
5. The slitting machine with energy storage elastic cushion according to claim 4, characterized in that: the number of the bolts (441) is three, the three bolts (441) are uniformly arranged on the elastic washer (4), and the plurality of springs are uniformly arranged between two adjacent bolts (441).
6. The slitting machine with energy storage spring washers of claim 1, characterized in that: a plurality of isolating rings (5) are arranged between two adjacent upper blades (23), one end of the first rotating shaft (21) is fixedly connected with a limiting pipe (6), and the elastic gasket (4) is elastically abutted between the limiting pipe (6) and the isolating rings (5).
7. The slitting machine with energy storage spring washers of claim 6, characterized in that: the power assembly (3) comprises a first servo motor (31) and a second servo motor (32) which are fixed on the machine body (1), an output shaft of the first servo motor (31) is in coaxial transmission connection with the first rotating shaft (21), and an output shaft of the second servo motor (32) is in coaxial transmission connection with the second rotating shaft (22).
8. The slitting machine with energy storage spring washers of claim 1, characterized in that: the upper blade (23) and the lower blade (24) are circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680789.0U CN212286056U (en) | 2020-04-28 | 2020-04-28 | Divide strip machine with energy storage bullet pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680789.0U CN212286056U (en) | 2020-04-28 | 2020-04-28 | Divide strip machine with energy storage bullet pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212286056U true CN212286056U (en) | 2021-01-05 |
Family
ID=73963252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020680789.0U Active CN212286056U (en) | 2020-04-28 | 2020-04-28 | Divide strip machine with energy storage bullet pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212286056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012171A (en) * | 2021-11-08 | 2022-02-08 | 安徽华天机械股份有限公司 | Rolling shear tool for fine aluminum strips, rolling shear mechanism and using method of rolling shear mechanism |
-
2020
- 2020-04-28 CN CN202020680789.0U patent/CN212286056U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012171A (en) * | 2021-11-08 | 2022-02-08 | 安徽华天机械股份有限公司 | Rolling shear tool for fine aluminum strips, rolling shear mechanism and using method of rolling shear mechanism |
| CN114012171B (en) * | 2021-11-08 | 2022-05-17 | 安徽华天机械股份有限公司 | Rolling shear tool for fine aluminum strips, rolling shear mechanism and using method of rolling shear mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101745934B (en) | One-time edible shred and cubed meat cutting machine with three knife groups | |
| CN212286056U (en) | Divide strip machine with energy storage bullet pad | |
| CN110449237B (en) | B-ultrasonic waste negative film recovery processing equipment | |
| CN103317540A (en) | Tyre dicing machine | |
| CN101992479A (en) | Three-dimensional fresh fruit and vegetable cutter | |
| CN201664938U (en) | Three cutter-group once-through meat shredding-dicing machine | |
| CN201534343U (en) | 3D fruits and vegetables fresh-cut machine | |
| CN209077934U (en) | A kind of diamond saw blade grooving apparatus | |
| CN210307917U (en) | Spiral cutting device | |
| CN208613859U (en) | A kind of wheel plate shearing machine peculiar to vessel | |
| CN203371578U (en) | Slitting device of sheet splitting machine | |
| CN207071716U (en) | A kind of circular knife with flash removed function | |
| CN211941132U (en) | Chipless cutting mechanism for pipe fitting machining | |
| CN108838451A (en) | A kind of club-shaped material ring cutting tool | |
| CN109352708A (en) | A kind of hob type the kelp block cutting machine | |
| CN214136329U (en) | Cutting device of slitting machine | |
| CN214322040U (en) | Cutter for longitudinal shearing unit capable of changing different sizes | |
| CN220428483U (en) | Paper tube slitting device with cutter disc provided with circular slitting blade | |
| CN219004752U (en) | Integrated transmission type disc dividing knife set | |
| CN219358830U (en) | Chip removing mechanism of machining center | |
| CN219726332U (en) | Slicing device for agricultural product processing | |
| CN220240075U (en) | Blade set for metal cutting | |
| CN114515862B (en) | Progressive rotary shearing machine capable of keeping cutter spacing | |
| CN212825694U (en) | Label paper margin strip waste recovery device | |
| CN219054532U (en) | Cutting device used on rubber cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |