CN113547496A - Combination tool case that transformer fortune dimension was used - Google Patents
Combination tool case that transformer fortune dimension was used Download PDFInfo
- Publication number
- CN113547496A CN113547496A CN202110952304.8A CN202110952304A CN113547496A CN 113547496 A CN113547496 A CN 113547496A CN 202110952304 A CN202110952304 A CN 202110952304A CN 113547496 A CN113547496 A CN 113547496A
- Authority
- CN
- China
- Prior art keywords
- threaded rod
- fixedly connected
- plate
- threaded
- bevel gear
- 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.)
- Granted
Links
- 238000001125 extrusion Methods 0.000 claims abstract description 29
- 238000012423 maintenance Methods 0.000 claims abstract description 21
- 230000009466 transformation Effects 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 15
- 230000006978 adaptation Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008439 repair process Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
- B25H3/02—Boxes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Toys (AREA)
Abstract
The invention discloses a combined tool box for power transformation operation and maintenance, which comprises a box body and a box cover arranged at the top of the box body, wherein the left side and the right side of the bottom of an inner cavity of the box body are both fixedly connected with a first clapboard, the motor is started to drive the first threaded rod to enable the first threaded rack and the first bevel gear to rotate simultaneously, the first threaded rack enables the first extrusion plate to move so as to push the sliding arc-shaped plate to move, the first bevel gear rotates to drive the second bevel gear to enable the second threaded rod to rotate, the second threaded rod drives the second threaded rack to enable the second extrusion plate to move, the sliding arc-shaped plate moves to enable the maintenance tool to be limited and fixed, thereby prevent collision each other between repair tools and the toolbox to avoid repair tools and toolbox to receive the damage, the second stripper plate removes and makes the data paper fixed, thereby prevents the data paper fold, and then avoids the data on the data fuzzy.
Description
Technical Field
The invention relates to the technical field of power transformation operation and maintenance, in particular to a combined tool box for power transformation operation and maintenance.
Background
Transformer fortune dimension toolbox, be the container of storage power maintenance tool, current transformer fortune dimension combination toolbox, can not deposit the data paper that the technical staff used, lead to the data fold, thereby make the data on the data fuzzy, and then probably cause unnecessary trouble, current transformer fortune dimension combination toolbox can not be fine carry on maintenance tool spacing moreover, lead to collision each other between maintenance tool and the toolbox, lead to maintenance tool and toolbox all to receive the damage, consequently need improve.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a combined tool box for power transformation operation, which solves the problems that data paper cannot be stored and a maintenance tool and the tool box collide with each other.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a combined tool box for power transformation operation and maintenance comprises a box body and a box cover arranged at the top of the box body, wherein the left side and the right side of the bottom of an inner cavity of the box body are fixedly connected with first partition plates, a second partition plate is fixedly connected between the opposite sides of the two first partition plates, and the box body is sequentially divided into a power cavity and a device cavity by the second partition plates;
the inner wall of the power cavity is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a first threaded rod, the first threaded rod penetrates through the second partition plate and extends into the device cavity, the outer surface of the first threaded rod is in threaded connection with a first threaded rack, and one end of the first threaded rack is fixedly connected with a first extrusion plate;
the front of the first extrusion plate is provided with a plurality of positioning assemblies which are uniformly distributed in front of the first extrusion plate; fixed cover is equipped with first bevel gear on the first threaded rod, and first bevel gear is located the front side of second baffle, the left and right sides in front of the second baffle all rotates through the rotating turret and is connected with the second threaded rod, the one end fixedly connected with of second threaded rod and the second bevel gear of first bevel gear looks adaptation, the surface threaded connection of second threaded rod has the second thread frame, the one end of second thread frame slides and runs through the second stripper plate of first baffle and fixedly connected with and box looks adaptation.
Preferably, locating component includes slip arc and two slide bars, and the one end of slide bar is fixed at the back in the device chamber, and slip arc both ends sliding connection is on two slide bars, first stripper plate be located the back of slip arc and with slip arc fixed connection, the other end of slide bar slides and runs through first stripper plate and extend to the outside of first stripper plate.
Preferably, one side of the second extrusion plate is fixedly connected with an extrusion spring, and one end of the extrusion spring is fixedly connected with a spring plate.
Preferably, the left side and the right side of the bottom of the power cavity are fixedly provided with storage batteries.
Preferably, a weight frame is fixedly connected to the front side of the second partition plate and above the first threaded rod, a placing plate is connected to the inner surface of the weight frame in a vertical sliding mode, and an upper driving mechanism and a lower driving mechanism are arranged between the placing plate and the weight frame.
Preferably, the vertical driving mechanism comprises a third threaded rod which is connected with the inner surface of the placing plate in a threaded manner and faces downwards, one end of the third threaded rod penetrates through the weight frame and is fixedly connected with a worm, one end of the worm is rotatably connected with the bottom of the inner cavity of the box body, and a transmission gear matched with the worm is sleeved and fixedly connected on the outer surface of the second threaded rod.
Advantageous effects
The invention provides a combined tool box for power transformation operation. Compared with the prior art, the method has the following beneficial effects:
(1) the combination tool box for the power transformation operation and maintenance is matched with a box body, a box cover, a first partition plate, a second partition plate, a power cavity, a device cavity, a motor, a first threaded rod, a first threaded rack, a first extrusion plate, a positioning component, a first bevel gear, a second threaded rod, a second bevel gear, a second threaded rack and a second extrusion plate, wherein the motor is started to drive the first threaded rod to rotate, the first threaded rod drives the first threaded rack and the first bevel gear to rotate simultaneously, the first threaded rack enables the first extrusion plate to move so as to push a sliding arc plate to move, the first bevel gear rotates to drive the second bevel gear to enable the second threaded rod to rotate, the second threaded rod drives the second threaded rack to enable the second extrusion plate to move, the sliding arc plate moves so as to enable a maintenance tool to be limited and fixed, and therefore mutual collision between the maintenance tool and the tool box is prevented, and the damage to the maintenance tool and the tool box is avoided, the second extrusion board moves to fix the data paper, thereby preventing the data paper from wrinkling and further avoiding the data on the data from being fuzzy.
(2) This combination tool case that transformer fortune dimension was used, one end through at the third threaded rod runs through heavy object frame and fixedly connected with worm, the one end of worm is rotated with the bottom of box inner chamber and is connected, the surface cover of second threaded rod establishes and the drive gear of fixedly connected with and worm looks adaptation, first threaded rod drives the second threaded rod and makes drive gear rotate, drive gear drives the worm and makes the third threaded rod rotate, the third threaded rod rotates and makes and place the board and rise, thereby make the instrument in the heavy object frame lift up, thereby make things convenient for the staff to take up the instrument in the heavy object frame.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a top view of the structural attachment of the weight frame, the placement plate and the third threaded rod of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic view of the structural connection of the weight frame, the placing plate, the third threaded rod and the worm according to the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 6 is a partial enlarged view of the invention at B in fig. 1.
In the figure: 1. a box body; 2. a box cover; 3. a first separator; 4. a second separator; 5. a power cavity; 6. a device cavity; 7. an electric motor; 8. a first threaded rod; 9. a first screw rack; 10. a first squeeze plate; 11. a positioning assembly; 12. a first bevel gear; 13. a second threaded rod; 14. a second bevel gear; 15. a second screw rack; 16. a second compression plate; 17. a slide bar; 18. sliding the arc plate; 19. a compression spring; 20. a spring plate; 21. a storage battery; 22. a weight frame; 23. placing the plate; 24. a third threaded rod; 25. a worm; 26. a transmission gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a combination tool case that transformer fortune dimension was used, includes box 1 and the case lid 2 of setting at 1 top of box, the equal fixedly connected with first baffle 3 of the left and right sides of 1 inner chamber bottom of box, fixedly connected with second baffle 4 between 3 relative one sides of two first baffles, second baffle 4 separates into power chamber 5 and device chamber 6 with box 1 in proper order.
The inner wall fixedly connected with motor 7 in power chamber 5, motor 7 and external power electric connection control through control switch, the first threaded rod 8 of one end fixedly connected with of motor 7 output shaft, first threaded rod 8 runs through second baffle 4 and extends to the inside in device chamber 6, the surface threaded connection of first threaded rod 8 has first screw thread frame 9, the first stripper plate 10 of one end fixedly connected with of first screw thread frame 9. The front of the first extrusion plate 10 is provided with a plurality of positioning assemblies 11, and the positioning assemblies 11 are uniformly distributed in front of the first extrusion plate 10.
Fixed cover is equipped with first bevel gear 12 on the first threaded rod 8, first bevel gear 12 is located the front side of second baffle 4, the left and right sides in front of second baffle 4 all is connected with second threaded rod 13 through the rotating turret rotation, the one end fixedly connected with of second threaded rod 13 and the second bevel gear 14 of first bevel gear 12 looks adaptation, the surface threaded connection of second threaded rod 13 has second thread frame 15, the one end of second thread frame 15 slides and runs through first baffle 3 and the second stripper plate 16 of fixedly connected with and box 1 looks adaptation. The starter motor 7 drives the first threaded rod 8 to rotate, the first threaded rod 8 drives the first threaded rack 9 and the first bevel gear 12 to rotate simultaneously, the first threaded rack 9 enables the first extrusion plate 10 to move so as to push the positioning component 11 to move, the first bevel gear 12 rotates and drives the second bevel gear 14 to enable the second threaded rod 13 to rotate, the second threaded rod 13 drives the second threaded rack 15 to enable the second extrusion plate 16 to move, the positioning component 11 moves to enable the maintenance tool to carry out limiting fixing, thereby preventing mutual collision between the maintenance tool and the tool box, thereby avoiding the maintenance tool and the tool box from being damaged, the second extrusion plate 16 moves to enable the data paper to be fixed, thereby preventing the data paper from folding, and further avoiding the data on the data from being fuzzy.
Further, locating component 11 includes slip arc 18 and two slide bars 17, and the one end of slide bar 17 is fixed at the back in device chamber 6, and slip arc 18 both ends sliding connection is on two slide bars 17, and first stripper plate 10 is located the back of slip arc 18 and with slip arc 18 fixed connection, the other end of slide bar 17 slides and runs through first stripper plate 10 and extend to the outside of first stripper plate 10.
Furthermore, one side fixedly connected with extrusion spring 19 of second stripper plate 16, extrusion spring 19 is industrial grade spring, has fine antifatigue ability, can stretch repeatedly and use for a long time to can change after using for a long time, extrusion spring 19's one end fixedly connected with spring plate 20.
Further, the battery 21 is all fixedly mounted on the left and right sides of the bottom of the power cavity 5, the battery 21 is a common battery on the market, and if a power supply needs to be used by a worker when an electric quantity-consuming tool or a working process is needed, the worker can utilize the battery to provide the power supply.
Furthermore, a weight frame 22 is fixedly connected to the back surface of the second partition plate 4 and above the first threaded rod 8, a placing plate 23 is slidably connected to the inner surface of the weight frame 22, and an up-and-down driving mechanism is provided between the placing plate 23 and the weight frame 22.
The up-down driving mechanism comprises a third threaded rod 24 which is connected with the inner surface of the placing plate 23 in a threaded manner and faces downwards, one end of the third threaded rod 24 penetrates through the weight frame 22 and is fixedly connected with a worm 25, one end of the worm 25 is rotatably connected with the bottom of the inner cavity of the box body 1, and a transmission gear 26 matched with the worm 25 is sleeved and fixedly connected on the outer surface of the second threaded rod 13.
And those not described in detail in this specification are well within the skill of those in the art.
During the use, open case lid 2, start motor 7 drives first threaded rod 8 and rotates, first threaded rod 8 drives first screw thread frame 9 and first bevel gear 12 and rotates simultaneously, first screw thread frame 9 makes first stripper plate 10 remove, first stripper plate 10 promotes slip arc 18 and removes extrusion repair tools, first bevel gear 12 rotates and drives second bevel gear 14 and makes second threaded rod 13 rotate, second threaded rod 13 drives second screw thread frame 15 and drive gear 26 and rotates simultaneously, second screw thread frame 15 drives second stripper plate 16 and removes, second stripper plate 16 drives extrusion spring 19 and makes spring plate 20 extrude data paper, drive gear 26 drives worm 25 and makes third threaded rod 24 rotate, third threaded rod 24 rotates and makes and place board 23 and rise, thereby make the instrument in the heavy object frame 22 lift up.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a combination tool case that transformer fortune dimension was used, includes box (1) and case lid (2) of setting at box (1) top, its characterized in that: the left side and the right side of the bottom of the inner cavity of the box body (1) are fixedly connected with first partition plates (3), a second partition plate (4) is fixedly connected between the opposite sides of the two first partition plates (3), and the box body (1) is sequentially divided into a power cavity (5) and a device cavity (6) by the second partition plates (4);
the inner wall of the power cavity (5) is fixedly connected with an electric motor (7), one end of an output shaft of the electric motor (7) is fixedly connected with a first threaded rod (8), the first threaded rod (8) penetrates through the second partition plate (4) and extends into the device cavity (6), the outer surface of the first threaded rod (8) is in threaded connection with a first threaded rack (9), and one end of the first threaded rack (9) is fixedly connected with a first extrusion plate (10);
the front of the first extrusion plate (10) is provided with a plurality of positioning assemblies (11), and the positioning assemblies (11) are uniformly distributed in front of the first extrusion plate (10); fixed cover is equipped with first bevel gear (12) on first threaded rod (8), and first bevel gear (12) are located the front side of second baffle (4), the left and right sides in front of second baffle (4) all is connected with second threaded rod (13) through the rotating turret rotation, the one end fixedly connected with of second threaded rod (13) and second bevel gear (14) of first bevel gear (12) looks adaptation, the surface threaded connection of second threaded rod (13) has second thread frame (15), the one end of second thread frame (15) slides and runs through first baffle (3) and fixedly connected with and second stripper plate (16) of box (1) looks adaptation.
2. The tool kit for power transformation operation and maintenance according to claim 1, wherein: locating component (11) are including slip arc (18) and two slide bars (17), and the back in device chamber (6) is fixed to the one end of slide bar (17), and slip arc (18) both ends sliding connection is on two slide bars (17), first stripper plate (10) be located the back of slip arc (18) and with slip arc (18) fixed connection, the other end of slide bar (17) slides and runs through first stripper plate (10) and extend to the outside of first stripper plate (10).
3. The tool kit for power transformation operation and maintenance according to claim 1, wherein: one side of the second extrusion plate (16) is fixedly connected with an extrusion spring (19), and one end of the extrusion spring (19) is fixedly connected with a spring plate (20).
4. The tool kit for power transformation operation and maintenance according to claim 1, wherein: and storage batteries (21) are fixedly mounted on the left side and the right side of the bottom of the power cavity (5).
5. A power transformation operation kit according to any one of claims 1 to 4, wherein: the front side of the second partition plate (4) is fixedly connected with a weight frame (22) above the first threaded rod (8), the inner surface of the weight frame (22) is connected with a placing plate (23) in a vertical sliding mode, and an upper and lower driving mechanism is arranged between the placing plate (23) and the weight frame (22).
6. The tool kit for power transformation operation and maintenance of claim 5, wherein: the upper and lower driving mechanism comprises a third threaded rod (24) which is connected with the inner surface of the placing plate (23) in a threaded mode and faces downwards, one end of the third threaded rod (24) penetrates through the heavy object frame (22) and is fixedly connected with a worm (25), one end of the worm (25) is rotatably connected with the bottom of the inner cavity of the box body (1), and a transmission gear (26) matched with the worm (25) is sleeved on the outer surface of the second threaded rod (13) and is fixedly connected with the outer surface of the second threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110952304.8A CN113547496B (en) | 2021-08-19 | 2021-08-19 | Combined tool box for power transformation operation and maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110952304.8A CN113547496B (en) | 2021-08-19 | 2021-08-19 | Combined tool box for power transformation operation and maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113547496A true CN113547496A (en) | 2021-10-26 |
| CN113547496B CN113547496B (en) | 2024-05-28 |
Family
ID=78134047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110952304.8A Active CN113547496B (en) | 2021-08-19 | 2021-08-19 | Combined tool box for power transformation operation and maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113547496B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150115786A1 (en) * | 2009-06-16 | 2015-04-30 | Edwin Dizon Manalang | Tool box storage assembly |
| JP6723577B1 (en) * | 2019-04-22 | 2020-07-15 | 済南申塗鎖具有限公司 | Hand tool box |
| CN112643632A (en) * | 2020-11-09 | 2021-04-13 | 贵州电网有限责任公司 | Multifunctional first-aid repair tool box |
| CN213411940U (en) * | 2020-09-03 | 2021-06-11 | 四川智昇建筑工程有限公司 | Multifunctional decoration tool box |
| CN213703391U (en) * | 2020-11-25 | 2021-07-16 | 重庆工程职业技术学院 | Urban rail transit track circuit overhauls auxiliary device |
| CN213731665U (en) * | 2020-09-29 | 2021-07-20 | 牛凤卿 | Portable durable tool box for electric power transformation maintenance |
| CN215848114U (en) * | 2021-08-19 | 2022-02-18 | 国网河南省电力公司三门峡供电公司 | Combination tool case that transformer fortune dimension was used |
-
2021
- 2021-08-19 CN CN202110952304.8A patent/CN113547496B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150115786A1 (en) * | 2009-06-16 | 2015-04-30 | Edwin Dizon Manalang | Tool box storage assembly |
| JP6723577B1 (en) * | 2019-04-22 | 2020-07-15 | 済南申塗鎖具有限公司 | Hand tool box |
| CN213411940U (en) * | 2020-09-03 | 2021-06-11 | 四川智昇建筑工程有限公司 | Multifunctional decoration tool box |
| CN213731665U (en) * | 2020-09-29 | 2021-07-20 | 牛凤卿 | Portable durable tool box for electric power transformation maintenance |
| CN112643632A (en) * | 2020-11-09 | 2021-04-13 | 贵州电网有限责任公司 | Multifunctional first-aid repair tool box |
| CN213703391U (en) * | 2020-11-25 | 2021-07-16 | 重庆工程职业技术学院 | Urban rail transit track circuit overhauls auxiliary device |
| CN215848114U (en) * | 2021-08-19 | 2022-02-18 | 国网河南省电力公司三门峡供电公司 | Combination tool case that transformer fortune dimension was used |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113547496B (en) | 2024-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215848114U (en) | Combination tool case that transformer fortune dimension was used | |
| CN113547496A (en) | Combination tool case that transformer fortune dimension was used | |
| CN113331580A (en) | Architectural design drawing frame and using method thereof | |
| CN112350023A (en) | New energy automobile battery stacking mechanism with high-efficient heat dissipation function | |
| CN116214401A (en) | Voltage transformer positioning tool | |
| CN219891382U (en) | Storage battery detection device | |
| CN215496404U (en) | Environment-friendly capacitor plastic casing deckle edge remove device | |
| CN214083098U (en) | Die cutting device for corrugated paper box | |
| CN214240889U (en) | Pneumatic electric tool safety storage device | |
| CN213560117U (en) | A casing cutting device for filling production of electric pile film capacitor | |
| CN213811547U (en) | Drying device is used in production of paper support | |
| CN110723686B (en) | Mobile device for distribution box | |
| CN216098869U (en) | Toolbox is used in electrical installation | |
| CN220074669U (en) | Hemodialysis machine overhauls toolbox that conveniently takes | |
| CN219852779U (en) | Welding equipment for building steel structure installation | |
| CN221530674U (en) | Centrally-mounted integrated switch cabinet shell | |
| CN214446278U (en) | Multifunctional tool box | |
| CN219707622U (en) | Finished product scroll strorage device | |
| CN215355896U (en) | Electronic transformer pin flattening device | |
| CN220162431U (en) | Case is deposited to instrument for electrical engineering | |
| CN220534366U (en) | Closed paper pushing mechanism of paper cutter convenient to paper flattening | |
| CN211566564U (en) | Automatic feeding internal mixer for dumbbell production | |
| CN216707461U (en) | A portable toolbox for maintenance of boats and ships electrical equipment | |
| CN215851040U (en) | On-vehicle cabinet of fixing of transformer breakdown van | |
| CN221436449U (en) | Tool magazine of machine tool |
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 |