CN110517712A - It is a kind of for computer hardware development technology can storing data mechanical hard disk - Google Patents
It is a kind of for computer hardware development technology can storing data mechanical hard disk Download PDFInfo
- Publication number
- CN110517712A CN110517712A CN201910825452.6A CN201910825452A CN110517712A CN 110517712 A CN110517712 A CN 110517712A CN 201910825452 A CN201910825452 A CN 201910825452A CN 110517712 A CN110517712 A CN 110517712A
- Authority
- CN
- China
- Prior art keywords
- hard disk
- fixedly connected
- mechanical hard
- storing data
- computer hardware
- 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
- 238000005516 engineering process Methods 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/08—Insulation or absorption of undesired vibrations or sounds
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to mechanical hard disk component technology fields, and disclose it is a kind of for computer hardware development technology can storing data mechanical hard disk, including upper cover and lower plate, the lower end surface of upper cover is fixedly installed connecting rod and sleeve, the front and back sides of upper cover are provided with side plate, the lower surface of side plate is fixedly connected with multiple groups pedestal, the outer ring of pedestal is socketed with column casing, the lower end of pedestal is fixedly connected with block, column casing is internally provided with the first spring and second spring, the lower end of column casing is fixedly connected with sucker, multiple groups traveller is connected on side plate, the left and right sides of traveller is hinged with folded sheet, two groups of folded sheets between traveller are mutually hinged, pull rod is fixedly connected on the folded sheet of traveller two sides connection, pull rod is connected with noise reduction ball by pulling block, two groups of the left and right sides are fixedly connected with third between folded sheet and upper cover Spring, this be used for computer hardware development technology can storing data mechanical hard disk, have can to mechanical hard disk carry out vibration damping, and can using vibration increasing noise reduction effect the advantages of.
Description
Technical field
The present invention relates to mechanical hard disk component technology field, specially a kind of depositing for computer hardware development technology
Store up the mechanical hard disk of data.
Background technique
Mechanical hard disk is traditional common hard disc, mainly by disc, magnetic head, disc shaft and control motor, magnetic head control
Several part compositions such as device, data converter, interface and caching processed.Magnetic head can be moved along the radial direction of disc, in addition disc
Thousands of turns of high speed rotation per minute, magnetic head can be located in the read-write operation that data are carried out on the designated position of disc, letter
Breath is changed polarity mode by electromagnetic current and write on disk by electromagnetic current by the magnetic head close from magnetic surface, and information can be with
It is read by opposite mode.
Since disc will carry out the rotation of high speed to hard disk in the process of work, biggish vibration will be generated, it is easy to
Noise is generated, existing apparatus relies primarily on the wavy noise reducing plate in section and carries out noise reduction, and such noise reduction mode is single, noise reduction effect
Fruit is not satisfactory.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, what the present invention provides a kind of for computer hardware development technology can storing data
Mechanical hard disk, have can to mechanical hard disk carry out vibration damping, and can using vibration increasing noise reduction effect the advantages of, solve existing
Device cannot to mechanical hard disk carry out vibration damping, cannot using vibration increase noise reduction effect the problem of.
(2) technical solution
Vibration damping can be carried out to mechanical hard disk for realization is above-mentioned, and the purpose of noise reduction effect can be increased using vibration, it is of the invention
Provide the following technical solutions: it is a kind of for computer hardware development technology can storing data mechanical hard disk, including upper cover, institute
The lower end surface for stating upper cover is fixedly installed multiple groups connecting rod, and the lower end of connecting rod is fixedly connected with limited block, the periphery of connecting rod
It is socketed with sleeve, sleeve is fixedly connected on the upper surface of rubber slab, and lower plate, the front and back sides of upper cover are fixedly connected under rubber slab
It is provided with side plate, the lower surface of side plate is fixedly connected with multiple groups pedestal, and the outer ring of pedestal is socketed with column casing, and the lower end of pedestal is solid
Surely it is connected with block, on pedestal and is located at the upper end of block and column casing and is provided with the first spring, the following table inside block and column casing
Second spring is fixedly connected between face, the lower end of column casing is fixedly connected with sucker, and sucker is connected with the upper surface of hard disk, firmly
Disk is placed on rubber slab, and multiple groups traveller is connected on side plate, and the left and right sides of traveller is hinged with folded sheet, is located at traveller
Between two groups of folded sheets it is mutually hinged, traveller two sides connection folded sheet on be fixedly connected to pull rod, pull rod passes through drawing
Block is connected with noise reduction ball, and two groups of the left and right sides are fixedly connected with third spring between folded sheet and upper cover.
Preferably, the vertical section of the sleeve is trapezoidal, to connecting rod double swerve space in favor of complying with upper cover
Side-to-side vibrations.
Preferably, the noise reduction ball is elastic ball, and is provided with sucking in noise reduction ball, the suction conducive to noise reduction ball to noise
It receives.
Preferably, it is provided with the placing groove matched with hard disk on the rubber slab, is smoothly placed conducive to hard disk, and rubber
Offset plate also has certain effectiveness in vibration suppression.
Preferably, the sliding slot matched with traveller is offered on the side plate, traveller can be made to move in sliding slot, so as to
The expansion and contraction of Foldable plate entirety.
Preferably, the left and right end of the noise reduction ball is provided with the hole matched with pull rod, conducive to pull rod movement to band
Dynamic pulling block squeezes noise reduction ball, makes noise reduction deformation of ball.
(3) beneficial effect
Compared with prior art, the present invention provides it is a kind of for computer hardware development technology can storing data machine
Tool hard disk, have it is following the utility model has the advantages that
1, this be used for computer hardware development technology can storing data mechanical hard disk, by solid in the lower surface of side plate
Surely it is connected with pedestal, and is fixedly connected with block in the lower end of pedestal, block is located in column casing, and the upper and lower sides of block are respectively set
There are the first spring and second spring, vibration damping can be carried out to the hard disk of lower section, and the third spring between folded sheet and upper cover is same
Vibration damping can be carried out to hard disk, and hard disk is placed in the placing groove on rubber slab, because rubber slab has elasticity, so can be to coming from
The vibration of the hard disk of top carries out vibration damping.
2, this be used for computer hardware development technology can storing data mechanical hard disk, by the top of hard disk be arranged
There is folded sheet triangular in shape, consumption decrease can be carried out to noise, and be provided with noise reduction ball between folded sheet, because in noise reduction ball
It is provided with sucking, therefore the noise of lower section can be made to enter in sucking and further weaken noise, wherein noise reduction ball has bullet
Property, therefore will drive third camber of spring while the vibration of lower section hard disk and be integrally unfolded or shunk to Foldable plate,
Make noise reduction deformation of ball, while the sucking in noise reduction ball also can be deformed and then, to rub to noise, can convert heat for sound
It can consume, i.e., noise be weakened again, and the rubber slab below hard disk can also be played because of its greater density having
The effect of certain insulating noise.
Detailed description of the invention
Fig. 1 is front section view of the present invention;
Fig. 2 is the cross-sectional view that pedestal is connect with column casing in the present invention;
Fig. 3 is the partial enlarged view in Fig. 1 of the present invention at A;
Fig. 4 is the top view of rubber slab in the present invention.
In figure: 1- upper cover, 2- connecting rod, 3- limited block, 4- sleeve, 5- rubber slab, 6- lower plate, 7- side plate, 8- pedestal, 9-
First spring, 10- block, 12- second spring, 13- column casing, 14- sucker, 15- traveller, 16- folded sheet, 17- pull rod, 18- are drawn
Block, 19- noise reduction ball, 20- placing groove, 21- sliding slot, 22- sucking, 23- third spring, 24- hard disk.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, it is a kind of for computer hardware development technology can storing data mechanical hard disk, including upper cover
1, the lower end surface of upper cover 1 is fixedly installed multiple groups connecting rod 2, and the lower end of connecting rod 2 is fixedly connected with limited block 3, connecting rod 2
Periphery is socketed with sleeve 4, and the vertical section of sleeve 4 is trapezoidal, can to 2 double swerve of connecting rod space in favor of complying with upper cover 1
Side-to-side vibrations, sleeve 4 is fixedly connected on the upper surface of rubber slab 5, lower plate 6 is fixedly connected under rubber slab 5, before upper cover 1
Trailing flank is provided with side plate 7, and the lower surface of side plate 7 is fixedly connected with multiple groups pedestal 8, and the outer ring of pedestal 8 is socketed with column casing 13,
The lower end of pedestal 8 is fixedly connected with block 10, on pedestal 8 and is located at the upper end of block 10 and column casing 13 and is provided with the first spring 9,
Second spring 12 is fixedly connected between lower surface inside block 10 and column casing 13, the lower end of column casing 13 is fixedly connected with sucker
14, sucker 14 is connected with the upper surface of hard disk 24, and hard disk 24 is placed on rubber slab 5 by the placing groove 20 on rubber slab 5,
It is connected with multiple groups traveller 15 on side plate 7, the sliding slot 21 matched with traveller 15 is offered on side plate 7, traveller 15 can be made to exist
It is moved in sliding slot 21, so as to the expansion and contraction that Foldable plate 16 is whole, the left and right sides of traveller 15 is hinged with folded sheet
16, two groups of folded sheets 16 between traveller 15 are mutually hinged, fixed on the folded sheet 16 of 15 two sides of traveller connection to connect
It is connected to pull rod 17, pull rod 17 is connected with noise reduction ball 19 by pulling block 18, and the left and right end of noise reduction ball 19 is provided with to match with pull rod 17
The hole of conjunction, noise reduction ball 19 is elastic ball, and sucking 22 is provided in noise reduction ball 19, the absorption conducive to noise reduction ball 19 to noise,
Third spring 23 is fixedly connected between the two groups of folded sheets 16 and upper cover 1 of the left and right sides.
Working principle: the lower surface of side plate 7 is fixedly connected with pedestal 8, and is fixedly connected with block in the lower end of pedestal 8
10, block 10 is located in column casing 13, and the upper and lower sides of block 10 are respectively arranged with the first spring 9 and second spring 12, can be to lower section
Hard disk 24 carry out vibration damping, and the third spring 23 between folded sheet 16 and upper cover 1 equally can carry out vibration damping to hard disk 24, and hard
Disk 24 is placed in the placing groove 20 on rubber slab 5, because rubber slab 5 has elasticity, so can be to the hard disk 24 come from above
Vibration carries out vibration damping.
Because the top of hard disk 24 is provided with folded sheet 16 triangular in shape, therefore consumption decrease can be carried out to noise, and rolling over
It is provided with noise reduction ball 19 between lamination 16, because being provided with sucking 22 in noise reduction ball 19, therefore the noise of lower section can be made to enter absorption
Further weaken noise in hole 22, wherein noise reduction ball 19 has elasticity, therefore will drive the while lower section hard disk 24 vibrates
The deformation of three springs 23 is unfolded or is shunk to which Foldable plate 16 is whole, deforms noise reduction ball 19, while in noise reduction ball 19
Sucking 22 also can and then deform, to rub to noise, thermal energy consumption can be converted by sound and fallen, i.e., again to noise into
Decrease is gone, and the rubber slab 5 of 24 lower section of hard disk can also play the effect of certain insulating noise because of its greater density having.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. it is a kind of for computer hardware development technology can storing data mechanical hard disk, including upper cover (1), feature exists
In: the lower end surface of the upper cover (1) is fixedly installed multiple groups connecting rod (2), and the lower end of connecting rod (2) is fixedly connected with limited block
(3), the periphery of connecting rod (2) is socketed with sleeve (4), and sleeve (4) is fixedly connected on the upper surface of rubber slab (5), rubber slab (5)
Under be fixedly connected with lower plate (6), the front and back sides of upper cover (1) are provided with side plate (7), and the lower surface of side plate (7) is fixedly connected
Have multiple groups pedestal (8), the outer ring of pedestal (8) is socketed with column casing (13), and the lower end of pedestal (8) is fixedly connected with block (10), even
It is provided with the first spring (9) on column (8) and positioned at the upper end of block (10) and column casing (13), block (10) and column casing (13) are internal
Lower surface between be fixedly connected with second spring (12), the lower end of column casing (13) is fixedly connected with sucker (14), sucker (14)
It is connected with the upper surface of hard disk (24), hard disk (24) is placed on rubber slab (5), and it is sliding that multiple groups are connected on side plate (7)
Column (15), the left and right sides of traveller (15) are hinged with folded sheet (16), and two groups of folded sheets (16) between traveller (15) are equal
It is hinged, is fixedly connected to pull rod (17) on the folded sheet (16) of traveller (15) two sides connection, pull rod (17) passes through pulling block
(18) it is connected with noise reduction ball (19), is fixedly connected with third spring between two groups of folded sheets (16) of the left and right sides and upper cover (1)
(23)。
2. it is according to claim 1 it is a kind of for computer hardware development technology can storing data mechanical hard disk,
Be characterized in that: the vertical section of the sleeve (4) is trapezoidal.
3. it is according to claim 1 it is a kind of for computer hardware development technology can storing data mechanical hard disk,
Be characterized in that: the noise reduction ball (19) is elastic ball, and sucking (22) are provided in noise reduction ball (19).
4. it is according to claim 1 it is a kind of for computer hardware development technology can storing data mechanical hard disk,
It is characterized in that: being provided with the placing groove (20) matched with hard disk (24) on the rubber slab (5).
5. it is according to claim 1 it is a kind of for computer hardware development technology can storing data mechanical hard disk,
It is characterized in that: offering the sliding slot (21) matched with traveller (15) on the side plate (7).
6. it is according to claim 1 it is a kind of for computer hardware development technology can storing data mechanical hard disk,
Be characterized in that: the left and right end of the noise reduction ball (19) is provided with the hole matched with pull rod (17).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910825452.6A CN110517712B (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data for computer hardware development technology |
CN202011239554.9A CN112270943A (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data and use method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910825452.6A CN110517712B (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data for computer hardware development technology |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011239554.9A Division CN112270943A (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data and use method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110517712A true CN110517712A (en) | 2019-11-29 |
CN110517712B CN110517712B (en) | 2020-12-01 |
Family
ID=68629286
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910825452.6A Expired - Fee Related CN110517712B (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data for computer hardware development technology |
CN202011239554.9A Withdrawn CN112270943A (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data and use method thereof |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011239554.9A Withdrawn CN112270943A (en) | 2019-09-03 | 2019-09-03 | Mechanical hard disk capable of storing data and use method thereof |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN110517712B (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203654098U (en) * | 2013-12-05 | 2014-06-18 | 深圳市市政设计研究院有限公司 | Vibration and noise reduction device for railway traffic equipment |
CN205193710U (en) * | 2015-12-07 | 2016-04-27 | 天津市世创伟业科技发展有限公司 | Computer hard disk shock absorption device |
CN205715434U (en) * | 2016-05-05 | 2016-11-23 | 天津博恩特机械设备有限公司 | A kind of plant equipment damping device of novel improved structure |
CN206401029U (en) * | 2017-01-23 | 2017-08-11 | 中山市三丰精密铝制品有限公司 | A kind of hard disk housing hollow structure |
CN206601949U (en) * | 2017-03-06 | 2017-10-31 | 温州博富市政建筑工程有限公司 | It is a kind of can noise reduction Anti-seismic computer mechanical hard disk |
CN207718811U (en) * | 2017-12-13 | 2018-08-10 | 杭州小橙工业设计有限公司 | Mute mechanical hard disk component |
CN108847260A (en) * | 2018-06-14 | 2018-11-20 | 薛方德 | A kind of network of block chain technology saves shock absorber for hard disk from damage |
CN208488974U (en) * | 2018-06-07 | 2019-02-12 | 湖南涉外经济学院 | A kind of computer hard disc shock-damping structure |
CN208806064U (en) * | 2018-10-31 | 2019-04-30 | 江苏财经职业技术学院 | A kind of hard disc of computer antihunting protection |
-
2019
- 2019-09-03 CN CN201910825452.6A patent/CN110517712B/en not_active Expired - Fee Related
- 2019-09-03 CN CN202011239554.9A patent/CN112270943A/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203654098U (en) * | 2013-12-05 | 2014-06-18 | 深圳市市政设计研究院有限公司 | Vibration and noise reduction device for railway traffic equipment |
CN205193710U (en) * | 2015-12-07 | 2016-04-27 | 天津市世创伟业科技发展有限公司 | Computer hard disk shock absorption device |
CN205715434U (en) * | 2016-05-05 | 2016-11-23 | 天津博恩特机械设备有限公司 | A kind of plant equipment damping device of novel improved structure |
CN206401029U (en) * | 2017-01-23 | 2017-08-11 | 中山市三丰精密铝制品有限公司 | A kind of hard disk housing hollow structure |
CN206601949U (en) * | 2017-03-06 | 2017-10-31 | 温州博富市政建筑工程有限公司 | It is a kind of can noise reduction Anti-seismic computer mechanical hard disk |
CN207718811U (en) * | 2017-12-13 | 2018-08-10 | 杭州小橙工业设计有限公司 | Mute mechanical hard disk component |
CN208488974U (en) * | 2018-06-07 | 2019-02-12 | 湖南涉外经济学院 | A kind of computer hard disc shock-damping structure |
CN108847260A (en) * | 2018-06-14 | 2018-11-20 | 薛方德 | A kind of network of block chain technology saves shock absorber for hard disk from damage |
CN208806064U (en) * | 2018-10-31 | 2019-04-30 | 江苏财经职业技术学院 | A kind of hard disc of computer antihunting protection |
Also Published As
Publication number | Publication date |
---|---|
CN112270943A (en) | 2021-01-26 |
CN110517712B (en) | 2020-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2006059323A5 (en) | ||
CN109032283A (en) | A kind of server optimizing mechanical hard disk performance | |
TWM250286U (en) | Vibrationproof removable module | |
CN205028658U (en) | Memory device | |
CN110517712A (en) | It is a kind of for computer hardware development technology can storing data mechanical hard disk | |
CN208722118U (en) | A kind of server optimizing mechanical hard disk performance | |
CN202916776U (en) | Shock-proof host machine box | |
CN208557595U (en) | A kind of robot production fixes device with combined type base | |
EP1722361A3 (en) | Method of controlling write strength of hdd recording medium having recorded thereon program suitable for same | |
CN207623876U (en) | A kind of hard disc of computer buffer unit with against shock | |
CN209343776U (en) | A kind of anti-vibration protected bracket of computer mechanical hard disk | |
CN206601949U (en) | It is a kind of can noise reduction Anti-seismic computer mechanical hard disk | |
CN207584313U (en) | A kind of screw-rod air compressor | |
CN209514520U (en) | Information processing unit is used in a kind of monitoring of geotechnical engineering | |
CN210781219U (en) | Shock attenuation speaker with anticollision effect | |
CN205666068U (en) | Mechanical hard disk fixed bolster | |
CN214246265U (en) | Construction sound insulation curtain | |
CN206684635U (en) | A kind of computer hard disc damping device | |
JPH04137281A (en) | Magnetic disk device | |
CN203826007U (en) | Mobile storage device with shock resistant structure | |
CN209056286U (en) | A kind of hard disc of computer antihunting protection | |
CN220797961U (en) | Energy-saving damping permanent magnet speed regulator | |
CN109871071A (en) | A kind of hard disc of computer buffer unit with against shock | |
CN207718810U (en) | Damping noise reduction mechanical hard disk component | |
CN218493648U (en) | Double-vane turbocharger |
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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210512 Address after: No. 83, group 12, Xitang village, Xingcheng Town, Wangcheng District, Changsha City, Hunan Province, 410205 Patentee after: Feng Jiangbin Address before: Room 1809-5, building 1, Bank of China International Building, Huashe street, Keqiao District, Shaoxing City, Zhejiang Province Patentee before: SHAOXING YINCHUAN SOFTWARE DEVELOPMENT Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
|
CF01 | Termination of patent right due to non-payment of annual fee |