CN104931258A - Isolator performance test bench - Google Patents
Isolator performance test bench Download PDFInfo
- Publication number
- CN104931258A CN104931258A CN201510355021.XA CN201510355021A CN104931258A CN 104931258 A CN104931258 A CN 104931258A CN 201510355021 A CN201510355021 A CN 201510355021A CN 104931258 A CN104931258 A CN 104931258A
- Authority
- CN
- China
- Prior art keywords
- ignitor
- measured
- way device
- forward moment
- base 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.)
- Granted
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a test bench, especially to an isolator performance test bench, which belongs to the technical field of isolator performance tests. According to the technical scheme provided by the invention, the isolator performance test bench comprises a bottom plate, a reverse slipping test mechanism and a forward moment test mechanism, wherein the reverse slipping test mechanism is arranged on the bottom plate and can be used for carrying out reverse slipping tests on a starter isolator to be tested; the forward moment test mechanism is arranged on the bottom plate and can be used for carrying out forward moment tests on the starter isolator to be tested; the forward moment test mechanism comprises a forward moment loading device which is used for loading a forward rotary moment on the starter isolator to be tested; and the forward moment loading device comprises a servo motor and a torque sensor used for detecting a forward moment. The isolator performance test bench is compact in structure, can realize reverse slipping tests and forward moment tests, has wide applicable range, is high in test precision, and is safe and reliable.
Description
Technical field
The present invention relates to a kind of testing table, especially a kind of isolator performance test stand, belongs to the technical field of isolator performance test.
Background technology
Along with the development of auto industry, require more and more higher to one way device for ignitor, associated test standards also improves constantly, and therefore proposes new requirement to one-way performance testing table.Original test structure is only tested the reverse slipping torque of one way device for ignitor, not only will test the reverse slipping torque of one way device for ignitor now, also require to test the forward destrabilizing moment of one way device for ignitor.The common variable-frequency motor of current employing adds the structure composition testing table of sensor, far can not reach the requirement now to isolator performance test.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of isolator performance test stand, its compact conformation, can realize the test of reverse slipping torque and the test of forward moment, wide accommodation, measuring accuracy is high, safe and reliable.
According to technical scheme provided by the invention, described isolator performance test stand, comprises base plate and is positioned at described base plate and can carry out oppositely skidding to one way device for ignitor to be measured the reverse skidding mechanism for testing tested; Base plate is also provided with the forward moment test device that can carry out the test of forward moment to one way device for ignitor to be measured, described forward moment test device comprises for loading the forward moment charger rotating forward moment to one way device for ignitor to be measured, and described forward moment charger comprises servomotor and the torque sensor for detecting forward moment.
The output shaft of described servomotor is connected with the input shaft of reductor, reductor is installed on electric machine support, electric machine support is fixed on base plate, the output shaft of reductor is connected with one end of torque sensor by the second shaft coupling, the other end of torque sensor is connected with one end of coupling shaft bearing inner main axis by the first shaft coupling, and the other end of coupling shaft bearing inner main axis can be connected with one way device for ignitor to be measured by diaphragm coupling and coordinate.
Described torque sensor is installed in torque sensor support, and torque sensor support is fixed on base plate.
Described base plate is provided with the independent frock of installing one way device for ignitor to be measured, described independent frock comprises the back up pad guide rail that is fixed on base plate and to be positioned in described back up pad and can the frock back up pad of movement on described back up pad guide rail, described frock back up pad being arranged the clamping support for installing one way device for ignitor to be measured, being provided with in the side of described clamping support for stoping the retainer that on clamping support, one way device for ignitor to be measured rotates.
Described frock back up pad is provided with feeding cylinder, the piston rod of described feeding cylinder is connected with movable plate, movable plate is supported on movable plate guide rail and also can moves on described movable plate guide rail, movable plate guide rail is fixed in frock back up pad, movable plate is provided with clamping cylinder, and the piston rod of described clamping cylinder arranges clamping plate.
Described reverse skidding mechanism for testing comprises reverse non-skid transmission device, described reverse non-skid transmission device comprises the variable-frequency motor be fixed on base plate and the dragging flywheel coordinated with described variable-frequency motor, and described dragging flywheel can be meshed with the gear of one way device for ignitor to be measured.
Advantage of the present invention: can realize testing the forward moment of one way device for ignitor to be measured by servomotor, reductor and torque sensor, can realize the life test to one way device for ignitor, measuring accuracy is high; Working alone on base plate can be changed, and meets the test of the isolator of multi-signal, wide accommodation, compact conformation, can realize the test of reverse slipping torque and the test of forward moment, safe and reliable.
Accompanying drawing explanation
Fig. 1 is using state figure of the present invention.
Fig. 2 is the vertical view of independence frock of the present invention.
Description of reference numerals: 1-reverse non-skid transmission device, 2-one way device for ignitor to be measured, 3-diaphragm coupling, 4-coupling shaft bearing, 5-first shaft coupling, 6-torque sensor, 7-electric machine support, 8-reductor, 9-servomotor, 10-retainer, 11-independence frock, 12-torque sensor support, 13-second shaft coupling, 14-base plate, 15-feeding cylinder, 16-movable plate, 17-clamping cylinder, 18-clamping support, 19-movable plate guide rail, 20-handwheel, 21-back up pad guide rail, 22-frock back up pad and 23-clamping plate.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1: in order to realize the test of reverse slipping torque and the test of forward moment to one way device for ignitor 2 to be measured, the present invention includes base plate 14 and be positioned at described base plate 14 can carry out oppositely skidding test reverse skidding mechanism for testing to one way device for ignitor 2 to be measured; Base plate 14 is also provided with the forward moment test device that can carry out the test of forward moment to one way device for ignitor 2 to be measured, described forward moment test device comprises for loading the forward moment charger rotating forward moment to one way device for ignitor 2 to be measured, and described forward moment charger comprises servomotor 9 and the torque sensor 6 for detecting forward moment.
Particularly, reverse skidding mechanism for testing one way device for ignitor 2 to be measured being carried out to oppositely skidding test can adopt form conventional at present, in the embodiment of the present invention, described reverse skidding mechanism for testing comprises reverse non-skid transmission device 1, described reverse non-skid transmission device 1 comprises the variable-frequency motor be fixed on base plate 14 and the dragging flywheel coordinated with described variable-frequency motor, and described dragging flywheel can be meshed with the gear of one way device for ignitor 2 to be measured.Variable-frequency electric function drives and drags flywheel turns, after variable-frequency motor, dragging flywheel and one way device for ignitor to be measured 2 engagement fit, oppositely to skid test to one way device for ignitor 2 to be measured, concrete test process is identical with existing test process, specifically repeats no more.Forward moment test device loads forward moment by servomotor 9, is tested the moment of torsion rotated forward by torque sensor 6.During work, work when forward moment test device is different from reverse skidding mechanism for testing, the test of forward moment can only be carried out to the one way device for ignitor to be measured 2 on base plate 14 or test of oppositely skidding.
The output shaft of described servomotor 9 is connected with the input shaft of reductor 8, reductor 8 is installed on electric machine support 7, electric machine support 7 is fixed on base plate 14, the output shaft of reductor 8 is connected with one end of torque sensor 6 by the second shaft coupling 13, the other end of torque sensor 6 is connected with one end of coupling shaft bearing 4 inner main axis by the first shaft coupling 5, and the other end of coupling shaft bearing 4 inner main axis can be connected with one way device for ignitor 2 to be measured by diaphragm coupling 3 and coordinate.
In the embodiment of the present invention, described torque sensor 6 is installed in torque sensor support 12, and torque sensor support 12 is fixed on base plate 14.When carrying out the test of forward moment to one way device for ignitor 2 to be measured, need to be connected with one way device for ignitor 2 to be measured by diaphragm coupling 3, available protecting can be carried out to one way device for ignitor 2 to be measured by diaphragm coupling 3.Comprise main shaft in coupling shaft bearing 4, main shaft is installed in bearing seat by bearing, and bearing seat is fixed on base plate 14.Servomotor 9 coordinates with reductor 8, the moment of loading can be delivered to one way device for ignitor 2 to be measured by diaphragm coupling 3, coupling shaft bearing 4, first shaft coupling 5, torque sensor 6 and the second shaft coupling 13, by torque sensor 6, the moment that rotates forward loaded is detected, detect to obtain by torque sensor 6 and rotate forward moment in forward moment test process, can improve the precision of testing.
As shown in Figure 2, described base plate 1 is provided with the independent frock 11 of installing one way device for ignitor 2 to be measured, described independent frock 11 comprises the back up pad guide rail 21 that is fixed on base plate 14 and to be positioned in described back up pad 19 and can the frock back up pad 22 of movement on described back up pad guide rail 21, described frock back up pad 22 being arranged the clamping support 18 for installing one way device for ignitor 2 to be measured, being provided with in the side of described clamping support 18 for stoping the retainer 10 that on clamping support 18, one way device for ignitor 2 to be measured rotates.
Described frock back up pad 22 is provided with feeding cylinder 15, the piston rod of described feeding cylinder 15 is connected with movable plate 16, movable plate 16 is supported on movable plate guide rail 19 and also can moves on described movable plate guide rail 19, movable plate guide rail 19 is fixed in frock back up pad 22, movable plate 16 is provided with clamping cylinder 17, and the piston rod of described clamping cylinder 17 arranges clamping plate 23.
In the embodiment of the present invention, independent frock 11 is positioned on base plate 14, independent frock 11 energy one way device for ignitor 2 to be measured, can adapt to the test of forward moment and the oppositely slipping torque test of different one way device for ignitor to be measured 2 by changing different independent frocks 11.Independent frock 11 and servomotor 9 are positioned at the both sides of one way device for ignitor 2 to be measured.Base plate 14 is also provided with the support driving mechanism that work support plate 22 moves at back up pad guide rail 21, described support driving mechanism comprises and is positioned at handwheel 20 outside base plate 14 end and gear train, gear train can adopt the forms such as screw-nut body, coordinated with gear train by handwheel 20, work support plate 22 can be driven to move on back up pad guide rail 21.Because one way device for ignitor 2 to be measured is arranged on work support plate 22, after work support plate 22 moves on back up pad guide rail 21, the motion of one way device for ignitor 2 opposed bottom 14 to be measured can be made; After one way device for ignitor 2 opposed bottom 14 motion to be measured, one way device for ignitor 2 to be measured can near or away from diaphragm coupling 3, after one way device for ignitor 2 to be measured is connected near diaphragm coupling 3 and with diaphragm coupling 3 and coordinates, can realize testing the forward moment of one way device for ignitor 2 to be measured, and when one way device for ignitor 2 to be measured is away from diaphragm coupling 3 and after being separated with diaphragm coupling 3, the reverse slipping torque test to one way device for ignitor 2 to be measured can be realized by reverse non-skid transmission device 1.
Retainer 10 is fixed on work support plate 22, and retainer 10 and clamping support 18 are positioned at same one end of work support plate 22, the rotation of one way device for ignitor 2 to be measured can be stoped by retainer 10, the version that retainer 10 can adopt the art conventional, specifically repeat no more.The version of clamping support 18 is mated with one way device for ignitor 2 to be measured, to be fixedly installed in independent frock 11 by one way device for ignitor 2 to be measured.
Feeding cylinder 15 is fixedly mounted in frock back up pad 22, the movement of movable plate 16 on movable plate guide rail 19 can be promoted by the piston rod of feeding cylinder 15, the direction of movable plate guide rail 19 on work support plate 22 parallels with back up pad guide rail 21, and namely the direction of movable plate 16 movement is consistent with the moving direction of work support plate 22.Clamping cylinder 17 is fixed on movable plate 16, clamping support 18 and one way device for ignitor to be measured 2 are positioned at the end of clamping cylinder 17 piston rod, and the clamping plate 23 on clamping cylinder 17 piston rod can realize the clamping of one way device for ignitor 2 to be measured when reverse slipping torque is tested.Reverse non-skid transmission device 1 is positioned at the outside of clamping cylinder 17, and reverse non-skid transmission device 1 and retainer 10 lay respectively at the both sides of clamping cylinder 17.
During work, first one way device for ignitor 2 to be measured is installed in the independent frock 11 of coupling, during the test of forward moment, one way device for ignitor 2 to be measured is blocked by retainer 10, one way device for ignitor 2 to be measured can not be rotated, then drive one way device for ignitor 2 to be measured to be connected near diaphragm coupling 3 and with diaphragm coupling 3 by handwheel 20 and coordinate.After one way device for ignitor 2 to be measured to be connected with diaphragm coupling 3 and to coordinate, start servomotor 9 and speed reduction unit 8, by the second shaft coupling 13, torque sensor 6, first shaft coupling 5, coupling shaft bearing 4 and diaphragm coupling 3, moment is loaded on one way device for ignitor 2 to be measured, in test process, obtain corresponding forward moment by torque sensor 6.
When opposing torque test is, after forward moment tests, one way device for ignitor 2 to be measured is departed from diaphragm coupling 3 and coordinates, by handwheel 20, one way device for ignitor 2 to be measured is being moved to the direction away from diaphragm coupling 3, until one way device for ignitor 2 to be measured engages with the dragging flywheel of reverse non-skid transmission device 1, after this, conventional opposing torque method of testing is adopted to carry out opposing torque test.
Claims (6)
1. an isolator performance test stand, comprises base plate (14) and is positioned at described base plate (14) and can carry out oppositely skidding to one way device for ignitor to be measured (2) the reverse skidding mechanism for testing tested; It is characterized in that: base plate (14) is also provided with the forward moment test device that can carry out the test of forward moment to one way device for ignitor to be measured (2), described forward moment test device comprises for loading the forward moment charger rotating forward moment to one way device for ignitor to be measured (2), and described forward moment charger comprises servomotor (9) and the torque sensor (6) for detecting forward moment.
2. isolator performance test stand according to claim 1, it is characterized in that: the output shaft of described servomotor (9) is connected with the input shaft of reductor (8), reductor (8) is installed on electric machine support (7), electric machine support (7) is fixed on base plate (14), the output shaft of reductor (8) is connected with one end of torque sensor (6) by the second shaft coupling (13), the other end of torque sensor (6) is connected with one end of coupling shaft bearing (4) inner main axis by the first shaft coupling (5), the other end of coupling shaft bearing (4) inner main axis can be connected with one way device for ignitor to be measured (2) by diaphragm coupling (3) and coordinate.
3. isolator performance test stand according to claim 2, is characterized in that: described torque sensor (6) is installed in torque sensor support (12), and torque sensor support (12) is fixed on base plate (14).
4. isolator performance test stand according to claim 1, it is characterized in that: described base plate (1) is provided with the independent frock (11) of installing one way device for ignitor to be measured (2), described independent frock (11) comprises the back up pad guide rail (21) that is fixed on base plate (14) and is positioned at described back up pad (19) upper and can in the frock back up pad (22) of the upper movement of described back up pad guide rail (21), the upper clamping support (18) arranged for installing one way device for ignitor to be measured (2) of described frock back up pad (22), the retainer (10) for stoping the upper one way device for ignitor to be measured (2) of clamping support (18) to rotate is provided with in the side of described clamping support (18).
5. isolator performance test stand according to claim 4, it is characterized in that: described frock back up pad (22) is provided with feeding cylinder (15), the piston rod of described feeding cylinder (15) is connected with movable plate (16), movable plate (16) is supported on movable plate guide rail (19) above also can be upper mobile described movable plate guide rail (19), movable plate guide rail (19) is fixed in frock back up pad (22), movable plate (16) is provided with clamping cylinder (17), the piston rod of described clamping cylinder (17) is arranged clamping plate (23).
6. isolator performance test stand according to claim 4, it is characterized in that: described reverse skidding mechanism for testing comprises reverse non-skid transmission device (1), described reverse non-skid transmission device (1) comprises the variable-frequency motor be fixed on base plate (14) and the dragging flywheel coordinated with described variable-frequency motor, and described dragging flywheel can be meshed with the gear of one way device for ignitor to be measured (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510355021.XA CN104931258B (en) | 2015-06-24 | 2015-06-24 | Isolator performance test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510355021.XA CN104931258B (en) | 2015-06-24 | 2015-06-24 | Isolator performance test stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104931258A true CN104931258A (en) | 2015-09-23 |
| CN104931258B CN104931258B (en) | 2018-05-04 |
Family
ID=54118531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510355021.XA Active CN104931258B (en) | 2015-06-24 | 2015-06-24 | Isolator performance test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104931258B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890832A (en) * | 2016-04-27 | 2016-08-24 | 昆山佳铭自动化科技有限公司 | IBS motor torque test bench |
| CN107084699A (en) * | 2017-06-29 | 2017-08-22 | 玉环普天单向器有限公司 | A kind of isolator idle running angle testing stand |
| CN109062275A (en) * | 2018-06-12 | 2018-12-21 | 重庆合聚达智能装备有限公司 | Regulating device is used in motor torque test |
| CN110296780A (en) * | 2019-07-26 | 2019-10-01 | 玉环普天单向器有限公司 | Isolator surmounts torque detecting apparatus |
| CN112729824A (en) * | 2020-12-30 | 2021-04-30 | 浙江工业大学 | Cold vacuum environment friction test platform |
| CN113203647A (en) * | 2020-01-16 | 2021-08-03 | 江苏百利达钢丸有限公司 | Portable novel steel shot testing machine |
| CN114964586A (en) * | 2022-05-16 | 2022-08-30 | 玉环普天单向器有限公司 | Isolator torsion test fixture |
| CN114964586B (en) * | 2022-05-16 | 2024-07-09 | 玉环普天单向器有限公司 | Isolator torsion test fixture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050167226A1 (en) * | 2000-10-13 | 2005-08-04 | Akihito Yoshiie | One-way clutch and torque detection apparatus using same |
| CN101788383A (en) * | 2010-01-28 | 2010-07-28 | 浙江大学 | Experiment table for one-way clutch of rotary axial starter |
| CN202793782U (en) * | 2012-07-11 | 2013-03-13 | 广西工学院 | Comprehensive performance testing table of overrunning clutch |
| CN203178075U (en) * | 2013-04-24 | 2013-09-04 | 无锡市朗迪测控技术有限公司 | Vehicle starter performance test bed |
| CN203519336U (en) * | 2013-11-14 | 2014-04-02 | 丽水市信毅单向器有限公司 | Detection device for isolator |
| CN204694471U (en) * | 2015-06-24 | 2015-10-07 | 无锡市朗迪测控技术有限公司 | Isolator performance test stand |
-
2015
- 2015-06-24 CN CN201510355021.XA patent/CN104931258B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050167226A1 (en) * | 2000-10-13 | 2005-08-04 | Akihito Yoshiie | One-way clutch and torque detection apparatus using same |
| CN101788383A (en) * | 2010-01-28 | 2010-07-28 | 浙江大学 | Experiment table for one-way clutch of rotary axial starter |
| CN202793782U (en) * | 2012-07-11 | 2013-03-13 | 广西工学院 | Comprehensive performance testing table of overrunning clutch |
| CN203178075U (en) * | 2013-04-24 | 2013-09-04 | 无锡市朗迪测控技术有限公司 | Vehicle starter performance test bed |
| CN203519336U (en) * | 2013-11-14 | 2014-04-02 | 丽水市信毅单向器有限公司 | Detection device for isolator |
| CN204694471U (en) * | 2015-06-24 | 2015-10-07 | 无锡市朗迪测控技术有限公司 | Isolator performance test stand |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890832A (en) * | 2016-04-27 | 2016-08-24 | 昆山佳铭自动化科技有限公司 | IBS motor torque test bench |
| CN107084699A (en) * | 2017-06-29 | 2017-08-22 | 玉环普天单向器有限公司 | A kind of isolator idle running angle testing stand |
| CN107084699B (en) * | 2017-06-29 | 2024-02-06 | 玉环普天单向器有限公司 | Isolator idle angle test stand |
| CN109062275A (en) * | 2018-06-12 | 2018-12-21 | 重庆合聚达智能装备有限公司 | Regulating device is used in motor torque test |
| CN109062275B (en) * | 2018-06-12 | 2023-12-12 | 重庆合聚达智能装备有限公司 | Adjusting device for motor torque test |
| CN110296780A (en) * | 2019-07-26 | 2019-10-01 | 玉环普天单向器有限公司 | Isolator surmounts torque detecting apparatus |
| CN113203647A (en) * | 2020-01-16 | 2021-08-03 | 江苏百利达钢丸有限公司 | Portable novel steel shot testing machine |
| CN112729824A (en) * | 2020-12-30 | 2021-04-30 | 浙江工业大学 | Cold vacuum environment friction test platform |
| CN112729824B (en) * | 2020-12-30 | 2024-06-11 | 浙江工业大学 | Cold vacuum environment friction test platform |
| CN114964586A (en) * | 2022-05-16 | 2022-08-30 | 玉环普天单向器有限公司 | Isolator torsion test fixture |
| CN114964586B (en) * | 2022-05-16 | 2024-07-09 | 玉环普天单向器有限公司 | Isolator torsion test fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104931258B (en) | 2018-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104931258A (en) | Isolator performance test bench | |
| CN105445023B (en) | A kind of industrial robot joint decelerator Static State Index test platform and method of testing | |
| CN105181329A (en) | Comprehensive test platform for industrial robot joint reducer | |
| CN105136477B (en) | A kind of pedal assembly performance test stand | |
| CN207668971U (en) | Automate chamfering work piece machine | |
| CN103808508B (en) | Double-deck double lead-screw formula ball screw assembly, comparative trial of life-span platform | |
| CN105352727A (en) | Automobile transmission torsion testing machine and testing method thereof | |
| CN103353368A (en) | Torque test platform | |
| CN103787078A (en) | Automatic feeding device of heating furnace | |
| CN104568426A (en) | Comprehensive testing system for dynamic property of harmonic speed reducer | |
| CN204694471U (en) | Isolator performance test stand | |
| CN108061632A (en) | Auto parts and components test device | |
| CN102384845B (en) | On-line loading test stand shift mechanism of manual transmission | |
| CN109708874A (en) | Ball screw assembly, vibration and noise measuring device and measuring method | |
| CN104296979B (en) | A kind of synthetical restraint friction test device and method | |
| CN105806179B (en) | Length measurement method and its device under a kind of truck drive shaft constant pressure | |
| CN105269567A (en) | Platform manipulator | |
| CN103487183A (en) | Torque loading device of automatic torque testing system | |
| CN108581899B (en) | Rotary clamping mechanism for automobile camshaft press-fitting machine | |
| CN104111168A (en) | Synchronizer out-of-gear testbed | |
| CN106872164B (en) | A kind of Automobile flywheel fatigue rupture is test bed | |
| CN104634490A (en) | Three-axis adjustable combined type dynamometer loading and driving device | |
| CN103884469A (en) | Lateral force exerting device for axial force adding device | |
| CN210037209U (en) | Radial loading device for vibration measurement of thin-wall bearing | |
| CN104390613B (en) | A kind of servo rope type hot forging axial dimension detection means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |