CN222022085U - Injection molding collection device - Google Patents
Injection molding collection device Download PDFInfo
- Publication number
- CN222022085U CN222022085U CN202420651294.3U CN202420651294U CN222022085U CN 222022085 U CN222022085 U CN 222022085U CN 202420651294 U CN202420651294 U CN 202420651294U CN 222022085 U CN222022085 U CN 222022085U
- Authority
- CN
- China
- Prior art keywords
- box
- injection molding
- box body
- backup pad
- roller
- 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
- 238000001746 injection moulding Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 19
- 238000009826 distribution Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding collecting device, which comprises a box body; the box is collected to bottom in the box, the top is provided with buffer gear in the box, buffer gear is including the framework that the slope set up, the higher one end of framework is articulated with the box inner wall, install the roller along box width direction rotation in the framework, the roller is provided with a plurality of, the both sides of the lower one end of framework are provided with the guide pillar, set up the guide slot on the box lateral wall, the guide slot is circular-arc distribution with the articulated shaft of framework as the centre of a circle, the guide pillar passes the guide slot and stretches out the box and be connected with first backup pad, be fixed with the second backup pad on the box lateral wall of first backup pad below. According to the utility model, the injection molding part is guided into the collecting box for collection on the premise of no obvious falling collision, so that the problem of damage caused by the falling collision in the injection molding part collecting process is effectively avoided, and the whole injection molding part collecting process is simple and smooth and more practical.
Description
Technical Field
The utility model relates to the technical field of collecting devices, in particular to an injection molding collecting device.
Background
Injection molding, also called injection molding, is a molding method of injection and molding, which is a method of stirring a completely melted plastic material by a screw at a certain temperature, injecting the material into a mold cavity by high pressure, and cooling and solidifying the material to obtain a molded product. In the injection molding operation process, after the injection molding is finished and the mold is separated, the injection molded product subjected to preliminary cooling molding can be demolded and falls off from the gap opened by the mold, and then the falling injection molded product needs to be collected.
In the prior art, the utility model of application number 202320252085.7 discloses an injection molding collecting device, which comprises a main body, the discharge gate has been seted up on the right side of main body, the right side of main body is provided with collection device, and in this utility model, through setting up the motion device, makes the buffer board up-and-down motion, prevents that the injection molding from dropping the damage, avoids increasing more property expenditure, causes unnecessary loss. However, in the practical production and application process, the applicant finds that the up-and-down movement of the buffer plate is difficult to be consistent with the falling process of the injection molding piece, so that the injection molding piece inevitably has direct collision with the buffer plate in the falling process, and the buffer plate is used as a hard plate, and the problem of falling collision damage of the injection molding piece still exists.
Disclosure of utility model
The utility model aims to provide an injection molding collecting device which can guide injection molding into a collecting box for collecting on the premise of no obvious falling collision, so that the problem of damage caused by the falling collision in the injection molding collecting process is effectively avoided, and the whole injection molding collecting process is simple and smooth and more practical.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an injection molding collecting device comprises a box body; the box is collected to bottom in the box, the top is provided with buffer gear in the box, buffer gear is including the framework that the slope set up, the higher one end of framework is articulated with the box inner wall, install the roller along box width direction rotation in the framework, the roller is provided with a plurality of, the both sides of the lower one end of framework are provided with the guide pillar, set up the guide slot on the box lateral wall, the guide slot takes the articulated shaft of framework to be circular-arc distribution as the centre of a circle, the guide pillar passes the guide slot and stretches out the box and be connected with first backup pad, be fixed with the second backup pad on the box lateral wall of first backup pad below, be provided with the spring between second backup pad and the first backup pad. Injection molding is at extrusion cooling shaping back, directly falls in the higher one end of framework, utilizes the slope setting of framework to and a plurality of roller in the framework, and injection molding rolls along the framework towards the low department and collects, through the spring that sets up between second backup pad and the first backup pad, cooperation guide pillar and the slip of guide slot can be to the lower one end elastic support of framework, and the articulated setting of the high one end of cooperation framework makes framework and a plurality of roller have certain elasticity buffer performance, avoids injection molding to drop the problem that causes the collision damage on the roller as far as possible.
Preferably, each roller is sleeved with a rubber sleeve, so that abrasion between the injection molding piece and the roller can be avoided.
Preferably, the rollers protrude out of the upper surface of the frame body, so that the injection molding pieces can roll down and collect towards the lower position on the rollers.
Preferably, the inside being close to of box the lower one end of frame end wall is gone up the level and is fixed with the transfer board, the transfer board is located between box and the box is collected to the frame, transfer board upper surface is provided with the rubber pad, and the injection molding that rolls via a plurality of rollers can fall on the transfer board, and the rubber pad can reduce the wearing and tearing between injection molding and the transfer board.
Preferably, the electric putter is installed on the outer wall that the box is close to transfer board one end, electric putter's flexible end stretches into in the box and fixedly connected with push pedal, the push pedal is located the rubber pad top, starts electric putter and promotes the push pedal and push the injection molding propelling movement on the rubber pad to collection in the box.
Preferably, support piece all is provided with in bottom of the case four corners department, support piece is including fixing the interior support arm of bottom of the case portion and the cover arm of cover on the support arm including establishing, cover arm lateral wall top screw thread wears to be equipped with positioning bolt, set up a plurality of locating holes with the positioning bolt adaptation on the interior support arm, insert in the locating hole of different positions on the interior support arm through positioning bolt, can adjust the supporting height to the box to make the roller of the higher department one end of box be close to the discharge gate of extruder as far as, in order to avoid roller and extruder discharge gate difference in height too big to lead to the injection molding to drop the damage.
Preferably, the both ends of collecting the box run through the both ends wall of box, the tip of rubber pad articulates there is the baffle, the baffle slope stretches into the bottom in the collecting the box, and the collecting box can follow the both ends of box and take out or penetrate, makes things convenient for the collection of injection molding, and the injection molding by push pedal propelling movement can follow the baffle landing to collect in the collecting box to avoid the damage that drops of injection molding.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, through the plurality of rollers arranged in the inclined frame body, the injection molding piece falls on one higher end of the frame body after extrusion cooling molding, the injection molding piece rolls along the frame body towards the lower part and falls on the middle rotating plate by utilizing the inclined arrangement of the frame body and the plurality of rollers in the frame body, the injection molding piece can slide into the collecting box along the inclined guide plate to be collected by pushing the push plate to push the injection molding piece to the guide plate by starting the electric push rod, and the injection molding piece is guided into the collecting box to be collected by utilizing the rolling guide of the plurality of rollers on the inclined frame body, the pushing of the push plate and the inclined arrangement of the guide plate on the premise of no obvious falling collision, so that the problem of damage caused by falling collision in the injection molding piece collecting process is effectively avoided, and the injection molding piece collecting process is simple and smooth and more practical.
According to the utility model, through the hinged arrangement of the guide plates and the structural mode that the two ends of the collecting box penetrate through the two end walls of the box body, a certain number of injection molding pieces can be collected in the collecting box and then can be pulled out from one end of the box body far away from the middle rotating plate for collection, and then the collecting box can be inserted from one end of the box body close to the middle rotating plate for continuous collection, so that the collecting box is convenient to operate and use.
According to the utility model, the rubber sleeve sleeved on the roller can avoid abrasion between the injection molding part and the roller, the rubber pad arranged on the transfer plate can avoid abrasion between the injection molding part and the transfer plate in the pushing process of the injection molding part by using the push plate, the spring arranged between the second support plate and the first support plate can elastically support the lower end of the frame body, and the hinge arrangement of the upper end of the frame body is matched, so that the frame body and the plurality of rollers have certain elastic buffer performance, the problem of collision damage caused by falling of the injection molding part on the roller is avoided as much as possible, and the damage phenomenon in the injection molding part collecting process is further avoided.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the case of the present utility model;
FIG. 3 is a schematic view of a buffer mechanism according to the present utility model;
FIG. 4 is an enlarged view of the utility model at A in FIG. 1;
FIG. 5 is a schematic end view of a roll of the present utility model;
fig. 6 is a schematic structural view of the support member of the present utility model.
In the figure: 1. a case; 2. a buffer mechanism; 3. a support; 4. a collection box; 5. an electric push rod; 6. a transfer plate; 7. a rubber pad; 8. a push plate; 9. a frame; 10. a roller; 11. a guide post; 12. a guide groove; 13. a first support plate; 14. a second support plate; 15. a spring; 16. a rubber sleeve; 17. sleeving the arm; 18. an inner support arm; 19. positioning bolts; 20. positioning holes; 21. and a guide plate.
Detailed Description
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Examples
Referring to fig. 1 to 6, the present utility model preferably provides the following technical solutions: an injection molding collecting device comprises a box body 1; the collection box 4 is arranged at the inner bottom of the box body 1, and two ends of the collection box 4 penetrate through two end walls of the box body 1, so that the collection box 4 can be pulled out or penetrated from two ends of the box body 1, and the operation is convenient. The top is provided with buffer gear 2 in box 1, buffer gear 2 includes the framework 9 that the slope set up, install roller 10 along box 1 width direction rotation in the framework 9, roller 10 is provided with a plurality of roots, injection molding directly falls in the higher one end of framework 9 after extruding cooling shaping, utilize the slope setting of framework 9, and a plurality of roller 10 in the framework 9, injection molding rolls along framework 9 towards the low department, the inside end wall that is close to the lower one end of framework 9 of box 1 is fixed with transfer board 6 on the level, transfer board 6 is located between framework 9 and the collecting box 4, install electric putter 5 on the outer wall that is close to well transfer board 6 one end by the injection molding piece that rolls on a plurality of roller 10, electric putter 5's flexible end stretches into in box 1 and fixedly connected with push pedal 8, push pedal 8 is located rubber pad 7 top, the tip hinge of rubber pad 7 has baffle 21, the baffle 21 slope stretches into the bottom in collecting box 4, start electric putter 5 promotes injection molding piece propelling movement piece on the rubber pad 7 to 21 to the baffle 21, the slope is more easy to be used in the collecting box that the roll down and the collecting box is formed in the slope is the collecting box is that the impact is more easy, the collecting box is avoided in the impact to the collecting box is that the impact is more easy, the collecting box is formed in the slope the collecting box is more easy, the collecting box that the impact is more has the impact to the impact in the collecting box that the impact in the process is more than the slope is had, the collecting box that the impact in the collecting box is more than the roll 21 to the impact in the collecting box is more easy to the cost of the collecting box is easy to the impact in the impact in the process of the collecting box is easy.
In a further embodiment, the four corners of the bottom of the box body 1 are provided with the supporting pieces 3, the supporting pieces 3 comprise an inner supporting arm 18 fixed at the bottom of the box body 1 and a sleeve arm 17 sleeved on the inner supporting arm 18, the top of the side wall of the sleeve arm 17 is threaded with a positioning bolt 19, the inner supporting arm 18 is provided with a plurality of positioning holes 20 matched with the positioning bolt 19, the positioning bolts 19 are inserted into the positioning holes 20 at different positions on the inner supporting arm 18, and the supporting height of the box body 1 can be adjusted, so that the roller 10 at one end of the higher part of the box body 9 is close to the discharge hole of the extruder as much as possible, and the drop damage of injection molding pieces caused by overlarge height difference between the roller 10 and the discharge hole of the extruder is avoided.
In a further embodiment, the higher end of the frame 9 is hinged with the inner wall of the box 1, the two sides of the lower end of the frame 9 are provided with guide posts 11, the side wall of the box 1 is provided with guide grooves 12, the guide grooves 12 are distributed in an arc shape by taking the hinge shaft of the frame 9 as the center of a circle, the guide posts 11 penetrate through the guide grooves 12 to extend out of the box 1 and are connected with a first supporting plate 13, the side wall of the box 1 below the first supporting plate 13 is fixedly provided with a second supporting plate 14, a spring 15 is arranged between the second supporting plate 14 and the first supporting plate 13, the lower end of the frame 9 can be elastically supported by matching with the sliding of the guide posts 11 and the guide grooves 12, and the hinge arrangement of the upper end of the frame 9 is matched, so that the frame 9 and a plurality of rollers 10 have certain elastic buffering performance, and the problem that an injection molding piece falls down on the rollers 10 to cause collision damage is avoided as far as possible. Each roller 10 is sleeved with a rubber sleeve 16, so that abrasion between an injection molding piece and the rollers 10 can be avoided, and the rollers 10 protrude out of the upper surface of the frame 9, so that the injection molding piece can roll down towards the lower part on a plurality of rollers 10. The rubber pad 7 is arranged on the upper surface of the transfer plate 6, so that abrasion between the transfer plate 6 and the injection molding part in the pushing process by the push plate 8 can be avoided.
When the injection molding collecting device is used, the box body 1 is placed below one side of a discharge hole of an extruder, the higher end of the inner frame body 9 of the box body 1 faces the extruder, injection molding pieces are directly fallen on the higher end of the box body 9 after extrusion cooling molding, the injection molding pieces roll along the box body 9 towards the lower position and fall on the middle rotating plate 6 by utilizing the inclined arrangement of the box body 9 and the plurality of rollers 10 in the box body 9, then the electric push rod 5 is started to push the push plate 8 to push the injection molding pieces on the middle rotating plate 6 to the guide plate 21, the injection molding pieces can slide into the collecting box 4 along the guide plate 21 to collect, the collection box 4 can be pulled out from one end of the box body 1 far away from the middle rotating plate 6 to collect after collecting a certain amount of injection molding pieces, then the collecting box 4 can be continuously collected by inserting one end of the box body 1 close to the middle rotating plate 6, and in the whole injection molding piece collecting process, by utilizing the rolling guide of a plurality of rollers 10 on the inclined frame 9, the pushing of the pushing plate 8 and the inclined arrangement of the guide plate 21, the injection molding is guided into the collecting box 4 for collection on the premise of no obvious falling collision, the problem of damage caused by falling collision in the injection molding collecting process is effectively avoided, the injection molding collecting process is simple and smooth, in addition, the rubber sleeve 16 sleeved on the rollers 10 can avoid the abrasion between the injection molding and the rollers 10, the rubber pad 7 arranged on the transfer plate 6 can avoid the abrasion between the injection molding pushing process and the transfer plate 6 by utilizing the pushing plate 8, the lower end of the frame 9 is elastically supported by the spring 15 arranged between the second supporting plate 14 and the first supporting plate 13, and the hinge arrangement of one end at the high position of the frame 9 is matched, so that the frame 9 and the rollers 10 have certain elastic buffering performance, the problem of collision damage caused by the injection molding falling onto the roller 10 is avoided as much as possible.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The detachable mounting mode is various, for example, the detachable mounting mode can be matched with the buckle through plugging, for example, the detachable mounting mode can be realized through a bolt connection mode, and the like.
The conception, specific structure, and technical effects produced by the present utility model are clearly and completely described above in connection with the embodiments and the drawings so as to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation.
The foregoing embodiments are provided for further explanation of the present utility model and are not to be construed as limiting the scope of the present utility model, and some insubstantial modifications and variations of the present utility model, which are within the scope of the utility model, will be suggested to those skilled in the art in light of the foregoing teachings.
Claims (7)
1. Injection molding collection device, including box (1), its characterized in that:
The utility model discloses a box, including box (1), box (1) are provided with in the bottom, the top is provided with buffer gear (2) in box (1), buffer gear (2) are including box (9) that the slope set up, box (1) inner wall is articulated with higher one end of box (9), install roller (10) along box (1) width direction rotation in box (9), roller (10) are provided with a plurality of roots, the both sides of lower one end of box (9) are provided with guide pillar (11), set up guide slot (12) on box (1) lateral wall, guide slot (12) are circular-arc with the articulated shaft of box (9) as the centre of a circle and are distributed, guide pillar (11) pass outside guide slot (12) and are connected with first backup pad (13), be fixed with second backup pad (14) on box (1) lateral wall of first backup pad (13) below, be provided with spring (15) between second backup pad (14) and first backup pad (13).
2. An injection molding collecting device according to claim 1, wherein: each roller (10) is sleeved with a rubber sleeve (16).
3. An injection molding collecting device according to claim 1, wherein: the roller (10) protrudes out of the upper surface of the frame body (9).
4. An injection molding collecting device according to claim 1, wherein: the box body (1) is inside to be close to be fixed with transfer board (6) on the end wall of the lower one end of box body (9) horizontally, transfer board (6) are located between box body (9) and collection box (4), transfer board (6) upper surface is provided with rubber pad (7).
5. An injection molding collecting device according to claim 4, wherein: the electric push rod (5) is installed on the outer wall of the box body (1) close to one end of the middle rotating plate (6), the telescopic end of the electric push rod (5) stretches into the box body (1) and is fixedly connected with the push plate (8), and the push plate (8) is located above the rubber pad (7).
6. An injection molding collecting device according to claim 1, wherein: the novel box comprises a box body (1), wherein supporting pieces (3) are arranged at four corners of the bottom of the box body (1), each supporting piece (3) comprises an inner supporting arm (18) fixed at the bottom of the box body (1) and a sleeve arm (17) sleeved on the inner supporting arm (18), positioning bolts (19) are arranged on the top of the side wall of the sleeve arm (17) in a threaded mode, and a plurality of positioning holes (20) matched with the positioning bolts (19) are formed in the inner supporting arm (18).
7. An injection molding collection apparatus as claimed in claim 5, wherein: the two ends of the collecting box (4) penetrate through the two end walls of the box body (1), the end parts of the rubber pads (7) are hinged with guide plates (21), and the guide plates (21) obliquely extend into the inner bottom of the collecting box (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420651294.3U CN222022085U (en) | 2024-04-01 | 2024-04-01 | Injection molding collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420651294.3U CN222022085U (en) | 2024-04-01 | 2024-04-01 | Injection molding collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222022085U true CN222022085U (en) | 2024-11-19 |
Family
ID=93445391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420651294.3U Active CN222022085U (en) | 2024-04-01 | 2024-04-01 | Injection molding collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222022085U (en) |
-
2024
- 2024-04-01 CN CN202420651294.3U patent/CN222022085U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN222022085U (en) | Injection molding collection device | |
| CN215360092U (en) | Automatic ejection of compact's mechanical die | |
| CN205358057U (en) | Chain lollipop make -up machine | |
| CN222569241U (en) | New energy control box shell die casting die | |
| CN221314997U (en) | Lens mold processing convenient to drawing of patterns | |
| CN217621577U (en) | Silicone rubber open mill | |
| CN219052892U (en) | High-efficient upset shedder | |
| CN217862560U (en) | Automobile intelligent lock slider forming die | |
| CN218139301U (en) | Bearing seat blank processing die capable of reducing discharging resistance | |
| CN115555542A (en) | Casting mould convenient to loose core | |
| CN216018813U (en) | Forming device is used in cake production | |
| CN215963440U (en) | A kind of granulator that is easy to collect for the production of organic-inorganic compound fertilizer | |
| CN216972326U (en) | Turnover blanking device of glass forming press | |
| CN215315569U (en) | Special-shaped magnesium ingot casting die | |
| CN222223308U (en) | Split injection mold | |
| CN216782548U (en) | Food-grade bottle preform injection mold | |
| CN219466877U (en) | Die mechanism with charging bin rotating shaft hole as sliding block inner inclined top | |
| CN219256242U (en) | High-efficient PVC micelle injection molding machine for performance test | |
| CN222153603U (en) | Mould with adjust material area warpage structure | |
| CN2230587Y (en) | Mould releasing machine for hard capsule | |
| CN218111707U (en) | Coiled material dust collector for plastic uptake machine | |
| CN218196483U (en) | Pressing die structure beneficial to synchronous lifting of pressing plate | |
| CN224170294U (en) | Rubber product compression molding machine convenient for material returning | |
| CN224103460U (en) | Intelligent precise oil-electricity injection molding machine | |
| CN216885024U (en) | Dust catcher spiral roller injection mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |