CN212193191U - Stroke-adjustable internal stay grabbing mechanism - Google Patents
Stroke-adjustable internal stay grabbing mechanism Download PDFInfo
- Publication number
- CN212193191U CN212193191U CN202020242369.4U CN202020242369U CN212193191U CN 212193191 U CN212193191 U CN 212193191U CN 202020242369 U CN202020242369 U CN 202020242369U CN 212193191 U CN212193191 U CN 212193191U
- Authority
- CN
- China
- Prior art keywords
- scale
- screw
- hole
- positioning
- plate
- 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
Abstract
The utility model discloses a stroke-adjustable inner support grabbing mechanism, which comprises a swing cylinder and a limit bracket, wherein the limit bracket is provided with four supporting ends, the center of the limit bracket is a through hole, each supporting end is provided with a linear guide rail, an output rotating shaft of the swing cylinder penetrates through the center of the limit bracket and is connected with a rotary limit disc, the rotary limit disc is provided with four waist-shaped slotted holes, each linear guide rail is connected with a sliding strip in a sliding way, the sliding strip is provided with a scale plate, each scale plate is detachably connected with an adjusting plate, each adjusting plate is provided with an inner support wheel, the lower surface of each scale plate is provided with a rotating wheel, the rotating wheel is clamped in the corresponding waist-shaped slotted hole and can move in the waist-shaped slotted hole along with the rotation of the rotary limit disc, more than one adjusting mechanism which can adjust the distance from the inner support wheel to the center of the rotary limit disc is arranged between each scale plate and the corresponding adjusting plate, this structure can realize snatching the sealing washer of different specifications.
Description
Technical Field
The utility model relates to a technical field that the sealing washer snatched especially relates to a stroke adjustable internal stay snatchs mechanism.
Background
The automobile sealing ring is grabbing the in-process, because bigger than general ordinary sealing ring, consequently need to snatch equipment and snatch, and the mode that adopts at present has two kinds: (1) the three-jaw or four-jaw pneumatic clamping jaw grabs the sealing ring; (2) a vacuum adsorption mode; the two modes are fixed and unchangeable because the grabbed clamps are fixed, so that the two modes can only be used for products with single diameter specifications, are not suitable for products with similar products and only have different inner diameters, therefore, the clamps with different specifications are required to be preset when the products with different specifications and diameters are required, and then the clamps are replaced at the later stage, so that the operation is inconvenient, and the grabbing equipment which can not quickly adjust the grabbing size according to the specifications of the products and can be quickly replaced as required is not needed.
Disclosure of Invention
An object of the utility model is to provide a stroke adjustable internal stay snatchs mechanism to overcome prior art and can't adjust the problem of snatching size, inconvenient operation according to the product specification fast.
In order to achieve the above object, the utility model provides a following technical scheme: a stroke-adjustable internal support grabbing mechanism comprises a swing cylinder, wherein a cross-shaped limiting support is arranged on a shell of the swing cylinder, the limiting support is provided with four supporting ends, the center of the limiting support is a through hole, the adjacent included angle of the four supporting ends is 90 degrees, a linear guide rail is arranged on each supporting end, an output rotating shaft of the swing cylinder penetrates through the center of the limiting support and is connected with a rotary limiting disc, four waist-shaped slotted holes are formed in the rotary limiting disc, a sliding strip is connected on each linear guide rail in a sliding mode, a scale plate is arranged on each scale plate, an adjusting plate is detachably connected onto each scale plate, an internal support wheel is arranged on each adjusting plate, the four internal support wheels are matched and then used for grabbing a sealing ring by being propped outwards from the inner diameter, the four internal support wheels are distributed at intervals by taking the center of the rotary limiting disc as the center and according to the circular motion of the same circle, the lower surface of each scale plate is provided with a rotating wheel which is clamped in the corresponding waist-shaped slotted hole and can rotate along with the rotation limiting disc to move in the waist-shaped slotted hole, and more than one adjusting mechanism which can adjust the central distance from the inner supporting wheel to the rotation limiting disc is arranged between each scale plate and the corresponding adjusting plate.
Furthermore, in order to improve the clamping effect, each adjusting mechanism comprises more than one scale positioning hole which is arranged on the same scale plate at intervals, more than one screw hole unit and positioning bolt units matched with the screw hole units, all the screw hole units are arranged at intervals, a scale positioning hole is arranged between every two adjacent screw hole units, each screw hole unit comprises two first screw holes which are arranged at intervals, the distance from all the scale positioning holes on the same scale plate to the center of the rotary limiting disc is gradually reduced, the scale positioning holes on the same scale plate are distributed at equal intervals, a screw positioning waist groove is arranged on the adjusting plate, the positioning bolt units comprise two positioning bolts, and one end of the adjusting plate is locked on the scale plate after the two positioning bolts are matched and locked with the two first screw holes on the same screw hole unit, and one of the positioning bolts can be matched with the corresponding first threaded hole only after penetrating through the screw positioning waist groove.
Furthermore, in order to improve the fixing and locking effect, a first screw mounting hole is formed in the shell of the tilt cylinder, and a second mounting hole aligned with the first screw mounting hole is formed in the limiting support.
Further, improve anti-skidding effect, avoid skidding, and the influence snatchs the effect, is covered with first anti-skidding tooth at the upper surface of scale board, is covered with on the lower surface of regulating plate with first anti-skidding tooth complex second anti-skidding tooth.
Furthermore, for convenient later stage dismantlement, be equipped with the second boss on the regulating plate upper surface for being close to one side of rotatory spacing dish, interior stay wheel dismantlement formula connect on the second boss.
Further, in order to make it can adapt to more sizes, the side of first screw mounting hole is equipped with the arc breach that is used for the joint internal stay wheel, arc breach below aligns with screw location waist groove one end.
Compared with the prior art, the structure has the following advantages:
1. the distance from the inner supporting wheel to the center of the rotary limiting disc can be changed by arranging the adjusting mechanism, so that the sealing ring sizes of different specifications can be grabbed, and finally, the application range is wider.
2. The rotation of the swing cylinder is converted into the linear motion of the guide rail through the rotary limiting disc, so that the product is grabbed in an internal support mode, the grabbing specification of the product is wider compared with that of a three-jaw pneumatic clamping jaw or a four-jaw pneumatic clamping jaw, and the product is grabbed through the internal support, so that the product is grabbed more conveniently and is simpler to operate.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of one direction of an inner support gripping mechanism with adjustable stroke in the embodiment 1;
fig. 2 is a perspective view of the other direction of the stroke-adjustable internal support gripping mechanism in the embodiment 1;
fig. 3 is a schematic structural diagram of the stroke-adjustable inner support gripping mechanism in the embodiment 1, after one of the screw hole unit, the slide bar, the adjusting plate and the scale plate are disassembled together with other components;
fig. 4 is a schematic structural view of the limiting bracket in the embodiment 1;
fig. 5 is a schematic structural view of the rotation limiting disc in this embodiment 1;
FIG. 6 is a schematic diagram of a back structure of the adjustment plate in this embodiment 1;
fig. 7 is a schematic structural diagram of the tilt cylinder in embodiment 1.
In the figure: a tilt cylinder 1; a housing 1-1; an output rotary shaft 1-2; a limiting bracket 2; a branch end 3; a linear guide 4; rotating the limiting disc 5; a waist-shaped slot 6; a slide bar 7; a scale plate 8; an adjusting plate 9; an inner supporting wheel 10; a rotating wheel 11; an adjusting mechanism 12; a scale positioning hole 13; a screw hole unit 14; a positioning bolt unit 15; a first threaded hole 16; screw positioning waist grooves 17; a positioning bolt 18; a first screw mounting hole 19; a second mounting hole 20; a first anti-slip tooth 21; a second anti-slip tooth 22; a second boss 23; arc-shaped notch 24, nut 25 and screw 26.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples:
example 1:
as shown in fig. 1-7, the stroke-adjustable inner support grabbing mechanism provided in this embodiment includes a tilt cylinder 1, a cross-shaped limiting bracket 2 is disposed on a housing 1-1 of the tilt cylinder 1, the limiting bracket 2 has four supporting ends 3, the center of the limiting bracket 2 is a through hole, the adjacent included angle of the four supporting ends 3 is 90 degrees, a linear guide rail 4 is disposed on each supporting end 3, a rotary limiting disc 5 is connected to an output rotating shaft 1-2 of the tilt cylinder 1 after penetrating through the center of the limiting bracket 2, four waist-shaped slots 6 are disposed on the rotary limiting disc 5, a sliding strip 7 is slidably connected to each linear guide rail 4, a scale plate 8 is disposed on each sliding strip 7, an adjusting plate 9 is detachably connected to each scale plate 8, an inner support wheel 10 is disposed on each adjusting plate 9, and four inner support wheels 10 are used for supporting a seal ring from an inner diameter to an outer side to grab the seal ring after being matched, the four internal supporting wheels 10 are distributed at intervals by taking the center of the rotary limiting disc 5 as the center of a circle and according to the circular motion of the same circle, a rotating wheel 11 is arranged on the lower surface of each scale plate 8, the rotating wheel 11 is clamped in the corresponding waist-shaped slotted hole 6 and can move in the waist-shaped slotted hole 6 along with the rotation of the rotary limiting disc 5, and more than one adjusting mechanism 12 capable of adjusting the distance from the internal supporting wheels 10 to the center of the rotary limiting disc 5 is arranged between each scale plate 8 and the corresponding adjusting plate 9.
Further, in order to improve the clamping effect, each adjusting mechanism 12 comprises more than one scale positioning hole 13 arranged on the same scale plate 8 at intervals, more than one screw hole unit 14 and positioning bolt units 15 matched with the screw hole units 14, all the screw hole units 14 are arranged at intervals, a scale positioning hole 13 is arranged between every two adjacent screw hole units 14, each screw hole unit 14 comprises two first screw holes 16 arranged at intervals, the distance from all the scale positioning holes 13 on the same scale plate 8 to the center of the rotary limiting disc 5 is gradually reduced, the scale positioning holes 13 on the same scale plate 8 are distributed at equal intervals, a screw positioning waist groove 17 is arranged on the adjusting plate 9, the positioning bolt units 15 comprise two positioning bolts 18, after the two positioning bolts 18 are matched and locked with the two first screw holes 16 on the same screw hole unit 14, one end of the adjusting plate 9 is locked on the scale plate 8, and one of the positioning bolts 18 needs to penetrate through the screw positioning waist groove 17 to be matched with the corresponding first threaded hole 16.
Further, in order to improve the fixing and locking effect, a first screw mounting hole 19 is formed in the shell 1-1 of the tilt cylinder 1, a second mounting hole 20 aligned with the first screw mounting hole 19 is formed in the limiting support 2, the second mounting hole 20 and the first screw mounting hole 19 are fixedly locked through a locking bolt, and the locking bolt penetrates through the second mounting hole 20 and is fixedly locked with the first screw mounting hole 19.
Further, improve anti-skidding effect, avoid skidding, and the influence snatchs the effect, is covered with first anti-skidding tooth 21 at the upper surface of scale board 8, is covered with and has the second anti-skidding tooth 22 with first anti-skidding tooth 21 complex at the lower surface of regulating plate 9.
Further, in order to facilitate later-stage disassembly, a second boss 23 is arranged on the upper surface of the adjusting plate 9 relative to one side close to the rotary limiting disc 5, and the inner support wheel 10 is detachably connected to the second boss 23.
Further, in order to make it can adapt to more sizes, the side of first screw mounting hole 19 is equipped with the arc breach 24 that is used for the joint internal stay wheel 10, arc breach 24 below aligns with screw location waist groove 17 one end, rotation wheel 11 top be equipped with screw rod 26, screw rod 26 has nut 25 through threaded connection behind the scale board 8, realizes fixing rotation wheel 11 on scale board 8.
When in installation, the second installation holes 20 on the limit bracket 2 are aligned with the first screw installation holes 19 on the shell 1-1 one by one, the limit bracket 2 is fixed on the tilt cylinder 1 through locking bolts, meanwhile, when in installation, the output rotating shaft 1-2 on the tilt cylinder 1 extends out of the central through hole of the limit bracket 2 and is fixed with the rotary limit disc 5 through screws, then a slide bar 7 is inserted in the linear guide rail 4 on each branch end 3 of the limit bracket 2 in a sliding way, and a scale plate 8 is fixed on the slide bar 7 through screws to form four scale plates 8, as each scale plate 8 is provided with a plurality of scale positioning holes 13 (3 are arranged in each scale plate 8 and can be determined according to specific implementation requirements), then each scale plate 8 is provided with 3 screw hole units 14, and a scale positioning hole 13 is arranged between two adjacent screw hole units 14, when the size is conveniently adjusted in the later period, the positioning function is performed, then according to the size requirement of the sealing ring, 4 adjusting plates 9 are correspondingly placed at the corresponding positions above each scale plate 8, and the fixing function of the adjusting plates 9 is realized by selecting one screw hole unit 14 above the 4 scale plates 8 to be matched with a positioning bolt unit 15, for example, as shown in fig. 1, the structure shows that the 4 adjusting plates 9 are respectively installed at the positions of second screw hole units 14 counted outwards from the center of the rotary limiting disc 5, at the moment, one positioning bolt 18 penetrates through the screw positioning waist groove 17 to be in threaded connection with one first screw hole 16 of the second screw hole unit 14, then the other positioning bolt 18 is in threaded connection with the other first screw hole 16 on the second screw hole unit 14, so that the outer side of the adjusting plate 9 is just clamped with the inner side of the screw positioning waist groove 17, meanwhile, because the inner supporting wheel 10 is arranged at the other side of the adjusting plate 9, the 4 adjusting plates 9 are fixed, and finally, the 4 inner supporting wheels 10 are matched and then used for expanding the sealing ring from the inner diameter to the outer side for grabbing, and simultaneously, because the four inner supporting wheels 10 are distributed at intervals by taking the center of the rotary limiting disc 5 as the center of a circle and according to the circular motion of the same circle, when finally realizing the work, the swinging cylinder 1 works and drives the output rotating shaft 1-2 to rotate, and finally drives the rotary limiting disc 5 to rotate, the rotating wheel 11 inserted in the waist-shaped slotted hole 6 also rotates along with the rotation, and finally, due to the limiting of the waist-shaped slotted hole 6, under the matching of the linear guide rail 4 and the sliding strip 7, the rotation of the rotary limiting disc 5 is converted into the linear motion of the sliding strip 7 on the linear guide rail 4, so that the inner supporting grabbing effect on a product is realized, and the function of the adjusting plate 9 can select a proper, when needing to carry out the internal stay to the large-size sealing washer, can install four regulating plates 9 respectively and begin the third screw hole unit 14 position of counting outward from rotatory spacing dish 5 center, so that 4 internal stay wheels 10 to the spacing central interval grow of rotatory spacing dish 5, finally make can carry out the effect of internal stay to the sealing washer of bigger size, in addition through setting up arc breach 24, make can further change the spacing of internal stay wheel 10 to rotatory spacing dish 5 center, make it can adapt to the product use of more different specification and dimension, when carrying out fixed mounting outwards with one side of installing internal stay wheel 10 on regulating plate 9 in addition, the spacing of final 4 internal stay wheels 10 to rotatory spacing dish 5 center has become another specification again, finally make its application scope wider, to sum up the following advantage is possessed to this structure:
1. the distance from the inner supporting wheel to the center of the rotary limiting disc can be changed by arranging the adjusting mechanism, so that the sealing ring sizes of different specifications can be grabbed, and finally, the application range is wider.
2. The rotation of the swing cylinder is converted into the linear motion of the guide rail through the rotary limiting disc, so that the product is grabbed in an internal support mode, the grabbing specification of the product is wider compared with that of a three-jaw pneumatic clamping jaw or a four-jaw pneumatic clamping jaw, and the product is grabbed through the internal support, so that the product is grabbed more conveniently and is simpler to operate.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a stroke adjustable internal stay snatchs mechanism, includes tilt cylinder (1), its characterized in that: be equipped with cross spacing support (2) on shell (1-1) of tilt cylinder (1), spacing support (2) have four branch ends (3), the center of spacing support (2) be the through-hole, four branch ends (3) adjacent contained angles are 90 degrees, are equipped with a linear guide (4) on each branch end (3), the output rotation axis (1-2) of tilt cylinder (1) are connected with rotatory spacing dish (5) after running through the center of spacing support (2), are equipped with four waist type slotted holes (6) on rotatory spacing dish (5), sliding connection has a draw runner (7) on each linear guide (4), be equipped with scale board (8) on draw runner (7), the dismantlement formula is connected with an regulating plate (9) on each scale board (8), are equipped with an internal stay wheel (10) on each regulating plate (9), the sealing washer is used for propping open outward and snatch the sealing washer from the internal diameter after four internal stay wheel (10) cooperations, four internal stay wheels (10) use rotatory spacing dish (5) center as the centre of a circle and carry out interval distribution according to the circular motion of same circle, are equipped with one at the lower surface of each scale board (8) and rotate wheel (11), rotate wheel (11) card in waist type slotted hole (6) that correspond and can rotate and remove in waist type slotted hole (6) along with rotatory spacing dish (5), be equipped with more than one and can adjust internal stay wheel (10) to the adjustment mechanism (12) of rotatory spacing dish (5) center spacing between each scale board (8) and corresponding regulating plate (9).
2. The stroke-adjustable internal support grabbing mechanism as claimed in claim 1, wherein: each adjusting mechanism (12) comprises more than one scale positioning hole (13) which is arranged on the same scale plate (8) at intervals, more than one screw hole unit (14) and positioning bolt units (15) matched with the screw hole units (14), all the screw hole units (14) are arranged at intervals, one scale positioning hole (13) is arranged between every two adjacent screw hole units (14), each screw hole unit (14) comprises two first screw holes (16) which are arranged at intervals, the distance from all the scale positioning holes (13) on the same scale plate (8) to the center of the rotary limiting disc (5) is gradually reduced, the scale positioning holes (13) on the same scale plate (8) are distributed at equal intervals, one screw positioning waist groove (17) is arranged on the adjusting plate (9), the positioning bolt units (15) comprise two positioning bolts (18), after the two positioning bolts (18) are matched and locked with the two first threaded holes (16) in the same screw hole unit (14), one end of the adjusting plate (9) is locked on the scale plate (8), and one of the positioning bolts (18) can be matched with the corresponding first threaded hole (16) only after penetrating through the screw positioning waist groove (17).
3. The stroke-adjustable internal support grabbing mechanism as claimed in claim 2, wherein: a first screw mounting hole (19) is formed in a shell (1-1) of the tilt cylinder (1), and a second mounting hole (20) aligned with the first screw mounting hole (19) is formed in the limiting support (2).
4. The stroke-adjustable internal support grabbing mechanism as claimed in claim 1 or 2, wherein: the upper surface of the scale plate (8) is fully distributed with first anti-skidding teeth (21), and the lower surface of the adjusting plate (9) is fully distributed with second anti-skidding teeth (22) matched with the first anti-skidding teeth (21).
5. The stroke-adjustable internal support grabbing mechanism as claimed in claim 2, wherein: a second boss (23) is arranged on one side, close to the rotary limiting disc (5), of the upper surface of the adjusting plate (9), and the inner supporting wheel (10) is detachably connected to the second boss (23).
6. The stroke-adjustable internal support grabbing mechanism as claimed in claim 3, wherein: the side of first screw mounting hole (19) is equipped with arc breach (24) that are used for the joint internal stay wheel (10), arc breach (24) below aligns with screw location kidney groove (17) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020242369.4U CN212193191U (en) | 2020-03-03 | 2020-03-03 | Stroke-adjustable internal stay grabbing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020242369.4U CN212193191U (en) | 2020-03-03 | 2020-03-03 | Stroke-adjustable internal stay grabbing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212193191U true CN212193191U (en) | 2020-12-22 |
Family
ID=73820880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020242369.4U Active CN212193191U (en) | 2020-03-03 | 2020-03-03 | Stroke-adjustable internal stay grabbing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212193191U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654293A (en) * | 2022-04-07 | 2022-06-24 | 无锡科技职业学院 | Mechanical grabbing device |
| CN117226759A (en) * | 2023-11-07 | 2023-12-15 | 成都易联智通信息技术有限公司 | Positioning tool for assembling data acquisition device |
-
2020
- 2020-03-03 CN CN202020242369.4U patent/CN212193191U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654293A (en) * | 2022-04-07 | 2022-06-24 | 无锡科技职业学院 | Mechanical grabbing device |
| CN117226759A (en) * | 2023-11-07 | 2023-12-15 | 成都易联智通信息技术有限公司 | Positioning tool for assembling data acquisition device |
| CN117226759B (en) * | 2023-11-07 | 2024-01-30 | 成都易联智通信息技术有限公司 | Positioning tool for assembling data acquisition device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212193191U (en) | Stroke-adjustable internal stay grabbing mechanism | |
| US10150154B2 (en) | Tube bending machine with reversible clamp assembly | |
| CN205219008U (en) | Simple and easy bearing replacer | |
| CN213136458U (en) | Automobile wheel hub fixing and clamping device | |
| CN212044307U (en) | Internal support clamp for pipe | |
| CN210971174U (en) | Building materials material presss from both sides tight conveyer for building engineering | |
| CN209256404U (en) | Drilling-hole positioning device is used in a kind of processing of metal product | |
| CN209380785U (en) | One kind can quickly connect robot and variable bit tightens shaft device | |
| CN207361628U (en) | A kind of portable color coil of strip hoisting mechanism | |
| CN215148485U (en) | Special mechanical component fixing tool for mechanical electronic engineering | |
| CN209488363U (en) | It is a kind of convenient for fixed electromechanics limiting device | |
| CN109876960B (en) | Rotating device for changing workpiece steering | |
| CN212794720U (en) | A frock for annular part centre gripping | |
| CN209970776U (en) | Multi freedom's frock arm | |
| CN210790113U (en) | Tool with multi-angle is adjusted | |
| CN211193587U (en) | Machining positioning equipment for change-over switch | |
| CN211141372U (en) | Portable crane is used in air conditioner installation | |
| CN207578340U (en) | A kind of simulation test rotating frame | |
| CN209970114U (en) | Universal inclination clamping table | |
| CN217194859U (en) | Simple device with automatic displacement and manual displacement functions | |
| CN217860055U (en) | Hub clamp of brake hub production line | |
| CN219788136U (en) | Clamping device | |
| CN219346127U (en) | LED visible light communication equipment | |
| CN210909003U (en) | Clamping device for manufacturing automobile parts | |
| CN216774143U (en) | Cable fixing device for communication engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |