CN109731723B - Environment-friendly automatic device for spraying sole pattern - Google Patents
Environment-friendly automatic device for spraying sole pattern Download PDFInfo
- Publication number
- CN109731723B CN109731723B CN201910113824.2A CN201910113824A CN109731723B CN 109731723 B CN109731723 B CN 109731723B CN 201910113824 A CN201910113824 A CN 201910113824A CN 109731723 B CN109731723 B CN 109731723B
- Authority
- CN
- China
- Prior art keywords
- spray gun
- spraying
- template
- sole
- propelling
- 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
- Spray Control Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention relates to an environment-friendly automatic device for spraying sole patterns. Mainly solves the problems of low production efficiency, high labor intensity of workers and environmental pollution caused by manual operation when the pattern is sprayed on the sole. The method is characterized in that: a sole positioner (7) is fixed above the chain plate (6), the propelling sliding plate (11) can move horizontally under the action of the propelling cylinder (10), the spray gun rotating device (12) can enable the spray gun (13) to rotate in a reciprocating mode within a 90-degree range on the horizontal plane, the spray gun (13) is covered in the spraying chamber (14), a template (15) is arranged at the lowest end of the spraying chamber (14), and the chain plate conveying device (2) on one side of the spraying support (8) is located in the box-type drying chamber (16). The automatic spraying device can realize automatic spraying of the sole pattern according to a certain production rhythm through PLC control, has high production efficiency and good spraying quality, saves coating, does not pollute the environment, and ensures physical and psychological health of workers.
Description
Technical Field
The invention relates to a sole spraying device, in particular to an environment-friendly sole pattern spraying automation device.
Background
When the sole is processed, various patterns are generally sprayed on the sole for the sake of beauty. At present, when the pattern is sprayed on the sole, the pattern is sprayed by adopting a template and a spray gun to be manually operated, the template is provided with a through hole for the pattern, the template is fixed on a workbench, an operator holds the sole with one hand and pushes the sole below the template, the other hand holds the spray gun to spray the pattern above the template, and after the pattern is sprayed, the operator takes away the sole and takes the next sole for spraying. In the spraying process, manual operation is adopted, the production efficiency is low, the labor intensity of workers is high, meanwhile, the coating can also diffuse in a workshop, the environment is polluted, the environmental protection requirement specified by the state is not met, and the physical health of workers in the workshop is seriously influenced.
Disclosure of Invention
In order to solve the problems of low production efficiency, high labor intensity of workers and environmental pollution caused by manual operation when the patterns are sprayed on the soles, the invention provides the environment-friendly automatic sole pattern spraying equipment which adopts a chain plate conveying device, a closed spraying chamber and a box type drying chamber, can realize automatic spraying of the sole patterns according to a certain production rhythm through PLC control, has high production efficiency and good spraying quality, saves coating, can intensively treat waste gas, does not pollute the environment, and ensures physical and mental health of the workers.
The technical scheme of the invention is as follows: the environment-friendly automatic device for spraying the sole pattern comprises a bracket and a chain plate conveying device, wherein the chain plate conveying device is arranged above the bracket and comprises a driving chain wheel, a driven chain wheel and a chain, the chain plate is connected onto the chain, a sole positioner is fixed above the chain plate, a groove matched with the outline of the sole is formed in the upper surface of the sole positioner, a spraying support is fixed above the bracket, a spray gun propelling cylinder seat is fixed at the upper end of the spraying support, a propelling cylinder is fixed on the spray gun propelling cylinder seat, a propelling sliding plate is arranged below the extending end of the spray gun propelling cylinder seat, the propelling sliding plate is connected with the propelling cylinder and can horizontally move under the action of the propelling cylinder, a spray gun rotating device is fixed below the propelling sliding plate, the lower end of the spray gun rotating device is connected with a spray gun, and the spray gun rotating device can enable the spray gun to rotate in a reciprocating manner within 90, a spraying chamber is fixed at the lower end of a spraying gun propelling cylinder seat, the spraying gun is covered in the spraying chamber, a template is arranged at the lowest end of the spraying chamber, the template is sleeved on the outer wall of the spraying chamber and can slide up and down, pattern holes are formed in the bottom of the template, and the template corresponds to a chain plate above a chain at one side of a chain plate conveying device; and the chain plate conveying device on one side of the spraying support is positioned in the box-type drying chamber.
The spray gun propulsion cylinder is characterized in that a dovetail groove is arranged below the extending end of the spray gun propulsion cylinder seat, the propulsion sliding plate is installed in the dovetail groove in a matching mode, a through groove is formed in the spray gun propulsion cylinder seat, a connecting piece penetrating out of the through groove is fixed above the propulsion sliding plate, and the connecting piece is connected with a piston rod of the propulsion cylinder.
The support is provided with a track, the bottom of the chain plate is provided with a roller, and the roller is positioned on the track.
Two lifting cylinders are symmetrically installed on the outer wall of the spraying chamber, and two sides of the template are connected with piston rods of the two lifting cylinders respectively.
The spray gun rotating device comprises a rotary driving cylinder, a rack, a gear, a rotating shaft and a bearing seat, wherein the rotating shaft is installed in the bearing seat through a bearing, the bearing seat and the rotary driving cylinder are fixed at the lower end of the pushing sliding plate, the rack is connected with a piston rod of the rotary driving cylinder, the gear is fixed at the upper end of the rotating shaft and meshed with the gear, a spray gun frame is fixed at the lower end of the rotating shaft, and a spray gun is fixed on the spray gun frame.
The middle part of the inner wall of the bottom surface of the template is upwards convex, the middle part of the outer wall of the bottom surface of the template is upwards concave, the two sides of the upwards convex part of the inner wall of the bottom surface of the template are provided with accommodating grooves, and the concave part of the outer wall of the bottom surface of the template can accommodate chain plates.
The bottom of the side wall of the template is provided with a sewage draining outlet, and the side wall of the spraying chamber is provided with a waste gas treatment discharging outlet.
And the top of the box-type drying chamber is provided with a drying hot air inlet and a waste gas treatment outlet.
The invention has the following beneficial effects: due to the adoption of the technical scheme, the sole is placed on the sole positioner, the chain drives the chain plate to advance, the sole is conveyed to the position below the template, the chain plate conveying device stops, the template is pressed downwards and attached to the sole, the spray gun starts spraying work, meanwhile, the propulsion cylinder drives the spray gun to move horizontally, and the spray gun rotates in a reciprocating mode within 90 degrees on the horizontal plane under the action of the spray gun rotating device, so that all-around uniform spraying can be achieved. After spraying, the spray gun stops working, the template is lifted, the chain plate conveying device works to enable the sole to move one step, and spraying to the next sole is started. After entering the box-type drying chamber, the soles are dried in the box-type drying chamber, and finally the soles are output from the chain at the other side. The automatic spraying device can realize automatic spraying of the sole pattern according to a certain production rhythm under the control of the PLC, has high production efficiency and good spraying quality, saves coating, can intensively treat the waste gas without polluting the environment and ensures the physical and psychological health of workers because the spraying operation is carried out in a spraying chamber, and the coating and the waste gas cannot enter a workshop.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view of the structure a-a of fig. 1.
Fig. 4 is a structural sectional view of the lance rotating means 12 of the present invention.
Fig. 5 is a sectional view showing an installation structure of the link plate 6 in the present invention.
Fig. 6 is a sectional view showing an installation structure of the form 15 according to the present invention.
In the figure, 1-bracket, 2-chain plate conveying device, 3-driving chain wheel, 4-driven chain wheel, 5-chain, 6-chain plate, 61-roller, 7-sole positioner, 71-groove, 8-spraying support, 9-spray gun propulsion cylinder seat, 91-dovetail groove, 92-through groove, 10-propulsion cylinder, 11-propulsion sliding plate, 12-spray gun rotating device, 121-rotary driving cylinder, 122-rack, 123-gear, 124-rotating shaft, 125-bearing seat, 126-spray gun frame, 13-spray gun, 14-spraying chamber, 15-template, 151-sewage outlet, 152-waste gas treatment discharge outlet, 16-box type drying chamber, 161-drying hot gas inlet, 162-waste gas treatment outlet, 17-connecting piece, 18-rail, 19-lifting cylinder.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1-6, the environment-friendly automatic spraying equipment for sole patterns comprises a bracket 1 and a chain plate conveying device 2, wherein the chain plate conveying device 2 is arranged above the bracket 1, the chain plate conveying device 2 comprises a driving chain wheel 3, a driven chain wheel 4 and a chain 5, the chain 5 is connected with a chain plate 6, a sole positioner 7 is fixed above the chain plate 6, a groove 71 matched with the outline of a sole is arranged on the upper surface of the sole positioner 7, a spraying support 8 is fixed above the bracket 1, a spray gun propelling cylinder seat 9 is fixed at the upper end of the spraying support 8, a propelling cylinder 10 is fixed on the spray gun propelling cylinder seat 9, a propelling slide plate 11 is arranged below the extending end of the spray gun propelling cylinder seat 9, the propelling slide plate 11 is connected with the propelling cylinder 10 and can horizontally move under the action of the propelling cylinder 10, a spray gun rotating device 12 is fixed below the propelling slide plate 11, the lower end of the spray gun rotating device 12 is connected with a spray gun 13, the spray gun rotating device 12 can enable the spray gun 13 to rotate in a reciprocating mode within 90 degrees on the horizontal plane, a spraying chamber 14 is fixed at the lower end of a spray gun propelling cylinder seat 9, the spray gun 13 is covered in the spraying chamber 14, a template 15 is arranged at the lowest end of the spraying chamber 14, the template 15 is sleeved on the outer wall of the spraying chamber 14 and can slide up and down, pattern holes are formed in the bottom of the template 15, and the template 15 corresponds to a chain plate 6 above a chain 5 on one side of the chain plate conveying device 2; the chain plate conveying device 2 on one side of the spraying support 8 is positioned in the box-type drying chamber 16. Due to the adoption of the technical scheme, the sole is placed on the sole positioner 7, the chain 5 drives the chain plate 6 to advance, the sole is conveyed to the position below the template 15, the chain plate conveying device 2 stops, the template 15 is pressed downwards and attached to the sole, the spray gun 13 starts spraying work, meanwhile, the propulsion cylinder 10 drives the spray gun 13 to horizontally move, and the spray gun 13 rotates in a reciprocating mode within 90 degrees on the horizontal plane under the action of the spray gun rotating device 12, so that all-around uniform spraying can be achieved. After the spraying is finished, the spray gun 13 stops working, the template 15 is lifted, and the chain plate conveying device 2 works to move the sole by one working step to start spraying the next sole. When the soles enter the box-type drying chamber 16, the soles are dried in the box-type drying chamber 16, and finally the soles are output from the chain 5 at the other side. The automatic spraying device can realize automatic spraying of the sole pattern according to a certain production rhythm under the control of the PLC, has high production efficiency and good spraying quality, saves coating, and can intensively treat the waste gas without polluting the environment and ensure the physical and psychological health of workers because the spraying operation is carried out in the spraying chamber 14 and the coating and the waste gas cannot enter a workshop.
A dovetail groove 91 is arranged below the extending end of the spray gun propelling cylinder seat 9, the propelling sliding plate 11 is installed in the dovetail groove 91 in a matching mode, a through groove 92 is formed in the spray gun propelling cylinder seat 9, a connecting piece 17 penetrating out of the through groove 92 is fixed above the propelling sliding plate 11, and the connecting piece 17 is connected with a piston rod of the propelling cylinder 10. The dovetail groove 91 plays a role in supporting the propulsion sliding plate 11, can limit the propulsion sliding plate 11 in the vertical direction, and is simple in structure.
The support 1 is provided with a track 18, the bottom of the chain plate 6 is provided with a roller 61, and the roller 61 is positioned on the track 18. The friction force can be reduced and the power consumption can be reduced by adopting the roller 61.
Two lifting cylinders 19 are symmetrically arranged on the outer wall of the spraying chamber 14, and two sides of the template 15 are respectively connected with piston rods of the two lifting cylinders 19. The lifting cylinder 19 adopts a double-acting cylinder and is used for controlling the pressing and lifting of the template 15, thereby facilitating automatic control.
The spray gun rotating device 12 comprises a rotary driving cylinder 121, a rack 122, a gear 123, a rotating shaft 124 and a bearing seat 125, wherein the rotating shaft 124 is installed in the bearing seat 125 through a bearing, the bearing seat 125 and the rotary driving cylinder 121 are both fixed at the lower end of the propulsion sliding plate 11, the rack 122 is connected with a piston rod of the rotary driving cylinder 121, the gear 123 is fixed at the upper end of the rotating shaft 124, the rack 122 is meshed with the gear 123, a spray gun rack 126 is fixed at the lower end of the rotating shaft 124, and the spray gun 13 is fixed on the spray gun rack 126. During spraying, the rotary driving cylinder 121 drives the spray gun 13 to rotate in a reciprocating mode, spraying is uniform, and no dead angle exists.
The middle part of the inner wall of the bottom surface of the template 15 is upwards convex, the middle part of the outer wall of the bottom surface of the template 15 is upwards concave, the two sides of the upwards convex part of the inner wall of the bottom surface of the template 15 are provided with accommodating grooves, and the concave part of the outer wall of the bottom surface of the template 15 can accommodate the chain plate 6. When in spraying, the redundant paint can be remained at the outer side of the convex part of the bottom surface of the template 15, so that the redundant paint is prevented from flowing onto the sole from the template 15.
The bottom of the side wall of the template 15 is provided with a sewage outlet 151, and the side wall of the spraying chamber 14 is provided with an exhaust gas treatment discharge outlet 152. The coating remaining on the outer side of the convex portion of the bottom surface of the mold plate 15 is periodically cleaned through the drain port 151.
The top of the box-type drying chamber 16 is provided with a drying hot air inlet 161 and an exhaust gas treatment outlet 162. The hot drying air inlet 161 is connected with hot air, and the waste air with the coating is discharged from the waste air treatment outlet 162 for treatment.
Claims (6)
1. The utility model provides an environmental protection spraying sole pattern automation equipment, includes support 1 and chain convey device (2), and the top at support (1) is installed in chain convey device (2), chain convey device (2) include drive sprocket (3), passive sprocket (4) and chain (5), its characterized in that: the shoe sole cleaning device is characterized in that a chain plate (6) is connected onto the chain (5), a sole positioner (7) is fixed above the chain plate (6), a groove (71) matched with the outline of a sole is formed in the upper surface of the sole positioner (7), a spraying support (8) is fixed above the support (1), a spray gun propelling cylinder seat (9) is fixed at the upper end of the spraying support (8), a propelling cylinder (10) is fixed on the spray gun propelling cylinder seat (9), a propelling sliding plate (11) is installed below the extending end of the spray gun propelling cylinder seat (9), the propelling sliding plate (11) is connected with the propelling cylinder (10) and can horizontally move under the action of the propelling cylinder (10), a spray gun rotating device (12) is fixed below the propelling sliding plate (11), a spray gun (13) is connected to the lower end of the spray gun rotating device (12), and the spray gun rotating device (12) can enable the spray gun (13) to rotate in a reciprocating mode within 90 degrees on, a spraying chamber (14) is fixed at the lower end of a spraying gun propelling cylinder seat (9), a spraying gun (13) is covered in the spraying chamber (14), a template (15) is arranged at the lowest end of the spraying chamber (14), the template (15) is sleeved on the outer wall of the spraying chamber (14) and can slide up and down, pattern holes are formed in the bottom of the template (15), and the template (15) corresponds to a chain plate (6) above a chain (5) on one side of a chain plate conveying device (2); the chain plate conveying device (2) on one side of the spraying support (8) is positioned in the box-type drying chamber (16); the spray gun rotating device (12) comprises a rotary driving cylinder (121), a rack (122), a gear (123), a rotating shaft (124) and a bearing seat (125), the rotating shaft (124) is installed in the bearing seat (125) through a bearing, the bearing seat (125) and the rotary driving cylinder (121) are both fixed at the lower end of the pushing sliding plate (11), the rack (122) is connected with a piston rod of the rotary driving cylinder (121), the gear (123) is fixed at the upper end of the rotating shaft (124), the rack (122) is meshed with the gear (123), a spray gun frame (126) is fixed at the lower end of the rotating shaft (124), and a spray gun (13) is fixed on the spray gun frame (126); the bottom surface inner wall middle part of template (15) is upwards protruding, the bottom surface outer wall middle part of template (15) is upwards sunken, the bottom surface inner wall of template (15) both sides of the part that makes progress are equipped with the holding tank, and the bottom surface outer wall concave part of template (15) can hold link joint (6).
2. The eco-friendly spray shoe sole patterning automation apparatus according to claim 1, wherein: the spray gun propelling cylinder is characterized in that a dovetail groove (91) is formed below the extending end of the spray gun propelling cylinder seat (9), the propelling sliding plate (11) is installed in the dovetail groove (91) in a matching mode, a through groove (92) is formed in the spray gun propelling cylinder seat (9), a connecting piece (17) penetrating out of the through groove (92) is fixed above the propelling sliding plate (11), and the connecting piece (17) is connected with a piston rod of the propelling cylinder (10).
3. The eco-friendly spray shoe sole patterning automation apparatus according to claim 1, wherein: the support (1) is provided with a track (18), the bottom of the chain plate (6) is provided with a roller (61), and the roller (61) is positioned on the track (18).
4. The eco-friendly spray shoe sole patterning automation apparatus according to claim 1, wherein: two lifting cylinders (19) are symmetrically arranged on the outer wall of the spraying chamber (14), and two sides of the template (15) are respectively connected with piston rods of the two lifting cylinders (19).
5. The eco-friendly spray shoe sole pattern automation apparatus according to claim 1, 2, 3 or 4, wherein: the bottom of the side wall of the template (15) is provided with a sewage draining outlet (151), and the side wall of the spraying chamber (14) is provided with an exhaust gas treatment discharging outlet (152).
6. The eco-friendly spray shoe sole pattern automation apparatus according to claim 1, 2, 3 or 4, wherein: the top of the box-type drying chamber (16) is provided with a drying hot air inlet (161) and an exhaust gas treatment outlet (162).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113824.2A CN109731723B (en) | 2019-02-14 | 2019-02-14 | Environment-friendly automatic device for spraying sole pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113824.2A CN109731723B (en) | 2019-02-14 | 2019-02-14 | Environment-friendly automatic device for spraying sole pattern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109731723A CN109731723A (en) | 2019-05-10 |
| CN109731723B true CN109731723B (en) | 2021-03-26 |
Family
ID=66367363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910113824.2A Active CN109731723B (en) | 2019-02-14 | 2019-02-14 | Environment-friendly automatic device for spraying sole pattern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109731723B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986922A (en) * | 2009-07-30 | 2011-03-23 | 张勤英 | Sole decoration spraying method |
| CN106824653A (en) * | 2017-04-14 | 2017-06-13 | 温州职业技术学院 | Leather shoes spray light automation equipment |
| WO2017125955A1 (en) * | 2016-01-18 | 2017-07-27 | Vidali Finishing S.R.L. | Conveyor plant for a plurality of parts to be treated and painted, particularly of window frames and/or furniture |
| CN207167949U (en) * | 2017-09-26 | 2018-04-03 | 曹维雄 | A kind of double-colored flush coater of sole |
| CN207341294U (en) * | 2017-11-01 | 2018-05-11 | 福建铁工机智能机器人有限公司 | The production equipment of intelligent ink jet printing decorative pattern on a kind of shoes |
| CN207430583U (en) * | 2017-11-02 | 2018-06-01 | 温州大学 | A kind of sole spray painting shoe rack mechanism |
| CN207463535U (en) * | 2017-11-13 | 2018-06-08 | 温州大学 | A kind of sole spray painting endless glide conveyer system |
| CN108813828A (en) * | 2018-08-30 | 2018-11-16 | 黑天鹅智能科技（福建）有限公司 | Automatic shoe production line and control method thereof |
-
2019
- 2019-02-14 CN CN201910113824.2A patent/CN109731723B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986922A (en) * | 2009-07-30 | 2011-03-23 | 张勤英 | Sole decoration spraying method |
| WO2017125955A1 (en) * | 2016-01-18 | 2017-07-27 | Vidali Finishing S.R.L. | Conveyor plant for a plurality of parts to be treated and painted, particularly of window frames and/or furniture |
| CN106824653A (en) * | 2017-04-14 | 2017-06-13 | 温州职业技术学院 | Leather shoes spray light automation equipment |
| CN207167949U (en) * | 2017-09-26 | 2018-04-03 | 曹维雄 | A kind of double-colored flush coater of sole |
| CN207341294U (en) * | 2017-11-01 | 2018-05-11 | 福建铁工机智能机器人有限公司 | The production equipment of intelligent ink jet printing decorative pattern on a kind of shoes |
| CN207430583U (en) * | 2017-11-02 | 2018-06-01 | 温州大学 | A kind of sole spray painting shoe rack mechanism |
| CN207463535U (en) * | 2017-11-13 | 2018-06-08 | 温州大学 | A kind of sole spray painting endless glide conveyer system |
| CN108813828A (en) * | 2018-08-30 | 2018-11-16 | 黑天鹅智能科技（福建）有限公司 | Automatic shoe production line and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109731723A (en) | 2019-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201579221U (en) | Cleaning machine | |
| CN204508131U (en) | A kind of switching mechanism of plate turnover | |
| CN106140549B (en) | Valve outer surface automatic spraying equipment | |
| CN108355894A (en) | A kind of environment-friendly type auto spray painting equipment and its application method | |
| CN105922005B (en) | Cylinder head automatic assembly line suitable for high-power marine medium seed diesel engine | |
| CN205673132U (en) | The reciprocal spray equipment of both arms of spraying reciprocating machine | |
| CN102728583A (en) | Jacking rotary-type numerical control high-pressure washer | |
| CN203683400U (en) | Reciprocating type glaze spraying machine | |
| CN109794464B (en) | Cleaning device of jig is used in a kind of machining | |
| CN205851469U (en) | Mixed flow cleaning machine | |
| CN109731723B (en) | Environment-friendly automatic device for spraying sole pattern | |
| CN108262195B (en) | Continuous paint spraying equipment for door plate | |
| CN212596627U (en) | Steel rotation type paint spraying apparatus for steel processing | |
| CN110076121B (en) | Rotary cleaning device for finished compressor | |
| CN117046640A (en) | Automatic paint spraying equipment | |
| CN202185386U (en) | Drum-type automatic glue sprayer | |
| CN116039256A (en) | Ink stacking system and method for white cover plate | |
| CN209502052U (en) | Application device is used in a kind of production of oil drum | |
| CN205703217U (en) | Be suitable to the cylinder head automatic assembly line of high-power marine medium seed diesel engine | |
| CN108000370B (en) | Automatic die washing machine | |
| CN105032675A (en) | Wooden toy roll painting device with drying function | |
| CN115582237A (en) | Energy-saving emission-reducing automatic paint spraying production line | |
| CN213557908U (en) | Intelligent coating lifter | |
| CN210389595U (en) | Automatic ceramic glaze printing machine | |
| CN210160039U (en) | Blind hole cleaning equipment suitable for aluminum die casting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |