CN206798874U - A kind of lift-type clothes-drying rack cord winder - Google Patents
A kind of lift-type clothes-drying rack cord winder Download PDFInfo
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- CN206798874U CN206798874U CN201720286036.XU CN201720286036U CN206798874U CN 206798874 U CN206798874 U CN 206798874U CN 201720286036 U CN201720286036 U CN 201720286036U CN 206798874 U CN206798874 U CN 206798874U
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- control board
- winding displacement
- worm wheel
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- 238000001035 drying Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 238000004804 winding Methods 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000009987 spinning Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 3
- 241000237858 Gastropoda Species 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 9
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
It the utility model is related to a kind of lift-type clothes-drying rack cord winder, including mechanism of twisting rope, operation control box, power line, annular permanent magnet, Hall element, winding displacement, wherein mechanism of twisting rope includes housing, cover, two worm wheel bodies, worm screw, two steel wires, motor, holding screw, stop nut, steel balls, multiple lumen pores are offered on housing respectively, worm wheel body is provided with spiral positioning groove, steel wire is in order around in spiral positioning groove, housing is provided with software plastic barrel, and each component then is assembled together into composition mechanism of twisting rope by reasonably assembling scheme；Running control box includes box body, control board, annular permanent magnet is sleeved in the drive shaft of motor, Hall element is arranged on by annular permanent magnet side, and motor is electrically connected by power line and control board, and Hall element is electrically connected by winding displacement and control board.The utility model has the advantages that simple and compact for structure, manufacturing cost is low, the precision that operates steadily is high, service life is long.
Description
Technical field
Lift-type clothes-drying rack field is the utility model is related to, particularly a kind of lift-type clothes-drying rack cord winder.
Background technology
At present, people are for airing clothes, typically can on the balcony in room installed clothes horse.Existing clothes hanger is usual
Fixed and two kinds of lift can be divided into, because the convenience that lift-type clothes-drying rack uses is preferable, receive liking for people.But
The deficiencies of complicated integral structure, manufacturing cost are high, running precision is low, service life is short also be present in existing lift-type clothes-drying rack.Especially
It is that existing lift-type clothes-drying rack uses steel wire as draught line more, due to the factor of steel wire itself toughness, around mounted in structure
When on part, easily there is situation that is loose or installing around inequality, so as to which the bad stability that lift-type clothes-drying rack is run can be caused, and
Make also produce noise.Therefore, it is necessary to the structure of lift-type clothes-drying rack is redesigned.
Utility model content
The purpose of this utility model is to solve the above problems and deficiency, there is provided a kind of lift-type clothes-drying rack is filled with serving
Put, the lift-type clothes-drying rack cord winder has that simple and compact for structure, manufacturing cost is low, the precision that operates steadily is high, using the longevity
Order the advantages that long.
What the technical solution of the utility model was realized in：
A kind of lift-type clothes-drying rack cord winder, its feature be to include mechanism of twisting rope, operation control box, power line,
Annular permanent magnet, Hall element, winding displacement, wherein mechanism of twisting rope include housing, cover, two worm wheel bodies, worm screw, two steel wires,
Motor, holding screw, stop nut, steel ball, engagement chamber is offered in the housing outer surface, and the engagement chamber bottom of chamber is opened
Provided with two containing cavities, the folding and unfolding string holes for being through to housing outer surface, two storages are offered on two storage cavity walls respectively
The resigning hole for being through to housing outer surface is also offered on cavity wall respectively, the housing two opens up respectively on relative outer surface
There are the screwed hole and mounting hole for being through to engagement chamber, the screw thread centerline hole and installation centerline hole are coaxial；The worm wheel body
Including circular tooth part, winding section, spiral positioning groove is offered on the winding section outer surface；Two steel wire one end are separately fixed at two
On individual worm wheel body, and steel wire is set steel wire is embedded in corresponding spiral positioning groove around on corresponding winding section；Two snails
Wheel body is rotatably arranged in engagement intracavitary respectively, and the winding section on two worm wheel bodies is located at respectively in two containing cavities,
Two steel wire other ends are also made to be passed respectively from corresponding folding and unfolding string holes, described worm screw one end penetrates from mounting hole and placed to spiral shell
In pit, and the circular tooth part on two worm wheel bodies is set to be meshed respectively with worm screw, the steel ball is arranged in screwed hole, described tight
Screw one end spinning is determined in screwed hole, and steel ball is installed between holding screw and worm screw, and the stop nut spinning exists
On the holding screw other end, locating shaft is respectively equipped with two resigning hole apertures, being respectively installed with two locating shafts can elasticity
The software plastic barrel acted on corresponding steel wire, the cover lid are put on engagement chamber accent；The motor is arranged on shell
On body sidewall, and make the drive shaft phase drive connection of the worm screw other end and motor；The operation control box includes box body, control
Circuit board processed, the control board are provided with winding displacement Block Cartridge, spring PCB binding posts；The annular permanent magnet suit
In the drive shaft of motor, the Hall element is arranged on by annular permanent magnet side, described power line one end and driving electricity
Machine is electrically connected, and the power line other end is inserted on the spring PCB binding posts of control board, described winding displacement one end
It is electrically connected with Hall element, the winding displacement other end is inserted on the winding displacement Block Cartridge of control board.
The beneficial effects of the utility model：Lift-type clothes-drying rack of the present utility model with cord winder include mechanism of twisting rope,
Control box, power line, annular permanent magnet, Hall element, winding displacement are run, and is designed and is assembled together according to said structure.
In mechanism of twisting rope, worm screw one end has been placed in screwed hole, and holding screw is to be acted on by steel ball on worm screw；So both
The rotation needs of worm screw can be met, the active force that holding screw is acted on worm screw can be adjusted by turn holding screw again, from
And the speed of worm screw rotation and the stability rotated are indirectly controlled, avoid occurring situation about swinging in worm screw rotation process；And
Stop nut spinning can be limited to the position of holding screw on holding screw, prevent it from situation about loosening occur, ensured
The stability of structure.Mechanism of twisting rope shell structure design it is very reasonable, on housing dexterously designed engagement chamber, two
Containing cavities, two folding and unfolding string holes, two resigning holes, wherein, two containing cavities and two opening up for folding and unfolding string holes can make worm gear
The winding section of body keeps independent running, avoids the occurrence of the situation of interference；Similarly understand, two opening up for resigning hole avoid two
Software plastic barrel interferes, can independent action on corresponding steel wire；Above-mentioned structure design is favorably improved volume
Rope device traveling comfort.In said structure, drive two worm wheel bodies to rotate by a motor, can so make
The folding and unfolding speed of two steel wires reaches synchronous, avoids clothes hanger from inclined situation occur, simultaneously, moreover it is possible to save the system of cord winder
Cause this.In said structure, operation control box is with mechanism of twisting rope using split type design, the driving electricity of mechanism of twisting rope
Machine is electrically connected by power line and operation control box, and Hall element is electrically connected by winding displacement and operation control box；Wherein, it is electric
Source line is plugged on the spring PCB binding posts of operation control box, and winding displacement is that the winding displacement for being plugged on operation control box is inserted
Fill on seat；Such structure design, can reduce the installation site of cord winder is influenceed by lift-type clothes-drying rack structure,
So that the installation site of cord winder is more flexible, help to reduce the design difficulty of lift-type clothes-drying rack；Meanwhile so
Structure design can also be convenient for people to repair and replacement operation control box, and can also be readily transported and store cord winder.This reality
Locating shaft and software plastic barrel are provided with resigning hole aperture with new, because software plastic barrel is sleeved on locating shaft,
I.e. software plastic barrel can the rotation of relative positioning axle；It can be limited well by effective cooperation of software plastic barrel and spiral positioning groove
Surely the position of steel wire is lived, it is effectively wrapped around on winding section, and is inlaid in an orderly manner in spiral positioning groove, avoids steel wire from going out
Situation that is now loose or installing around inequality, advantageously ensures that the accuracy and stationarity of folding and unfolding steel wire, and reduce motor fortune
Capable power-assisted, make the operation more steady and smooth of mechanism of twisting rope；Because software plastic barrel can realize rotation, when function of wire is soft
Both software plastic barrel can be avoided to be damaged on body plastic barrel, not interfere with the folding and unfolding of steel wire again；Above-mentioned structure design can also
The abrasion of steel wire is reduced, extends the service life of cord winder；Meanwhile the setting of software plastic barrel steel wire will not be caused it is any
Infringement, it is favorably improved the service life of steel wire；Because software plastic barrel is arranged at resigning hole aperture, and its installation is relatively only
It is vertical, it will not be limited by other components, be favorably improved the convenience that the installation of software plastic barrel is changed；And software plastic barrel
Setting be also avoided that the generation of noise.The utility model is coordinated by Hall element and annular permanent magnet, is calculated and driven with collection
The rotating speed of dynamic motor rotation, and control board is transferred to, control board controls turning for motor according to the rotating speed measured
Dynamic speed, so as to reach the oscilaltion height of accurate control cord winder.Cord winder of the present utility model has structure simple
The advantages that single compact, manufacturing cost is low, the precision that operates steadily is high, service life is long.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is one of fractionation structural representation of mechanism of twisting rope in the utility model.
Fig. 3 is one of fractionation structural representation of mechanism of twisting rope in the utility model.
Fig. 4 is the assembly structure diagram of housing and software plastic barrel in the utility model.
Fig. 5 is the fractionation structural representation of housing and software plastic barrel in the utility model.
Fig. 6 is the cross section structure diagram of housing in the utility model.
Fig. 7 is the structural representation of worm wheel body in the utility model.
Embodiment
As shown in Figure 1 to Figure 3, a kind of lift-type clothes-drying rack cord winder described in the utility model, including rope rolling
Structure 1, operation control box 2, power line 3, annular permanent magnet 4, Hall element 5, winding displacement 6, wherein, it is as shown in Figures 2 and 3, described
Mechanism of twisting rope 1 includes housing 11,12, two worm wheel bodies 13 of cover, worm screw 14, two steel wires 15, motor 16, holding screws
17th, stop nut 18, steel ball 19, as shown in Figures 4 to 6, engagement chamber 111 is offered on the outer surface of housing 11, it is described to nibble
Close the bottom of chamber of chamber 111 and offer two containing cavities 112, offered respectively on two inwalls of containing cavities 112 and be through to the appearance of housing 11
The folding and unfolding string holes 113 in face, the resigning hole 114 for being through to the outer surface of housing 11 is also offered respectively on two inwalls of containing cavities 112,
The screwed hole 115 and mounting hole 116 for being through to engagement chamber 111, institute are offered on described 11 liang of relative outer surfaces of housing respectively
State the center line of screwed hole 115 and the center line of mounting hole 116 is coaxial；As shown in fig. 7, the worm wheel body 13 include circular tooth part 131, around
Line portion 132, spiral positioning groove 1321 is offered on the outer surface of winding section 132；As shown in Figures 2 to 5, two steel wires 15 1
End is separately fixed on two worm wheel bodies 13, and make steel wire 15 around on corresponding winding section 132, also make steel wire 15 embedded in pair
In the spiral positioning groove 1321 answered；Two worm wheel bodies 13 are rotatably arranged in engagement chamber 111 respectively, and make two worm wheel bodies
Winding section 132 on 13 in two containing cavities 112, also makes two other ends of steel wire 15 respectively from corresponding retractable cable respectively
Hole 113 passes, and described one end of worm screw 14 penetrates and placed into screwed hole 115 from mounting hole 116, and makes on two worm wheel bodies 13
Circular tooth part 131 be meshed respectively with worm screw 14, the steel ball 19 is arranged in screwed hole 115, described one end of holding screw 17
Spinning makes steel ball 19 be installed between holding screw 17 and worm screw 14 in screwed hole 115, and the spinning of stop nut 18 exists
On the other end of holding screw 17, locating shaft 117 is respectively equipped with two apertures of resigning hole 114, is covered respectively on two locating shafts 117
Equipped with can software plastic barrel 118 of the elastic reaction on corresponding steel wire 15, the lid of cover 12 put on the engagement accent of chamber 111；
The motor 16 is arranged in the side wall of housing 11, and makes the drive shaft of the other end of the worm screw 14 and motor 16 mutually company of driving
Connect；As shown in figure 1, the operation control box 2 includes box body 21, control board 22, the control board 22 is provided with row
Line Block Cartridge 221, spring PCB binding posts 222；As shown in figures 1 and 3, the annular permanent magnet 4 is sleeved on motor
In 16 drive shaft, the Hall element 5 is arranged on by the side of annular permanent magnet 4, described one end of power line 3 and the phase of motor 16
Electrical connection, the other end of power line 3 are inserted on the spring PCB binding posts 222 of control board 22, the winding displacement 6
One end is electrically connected with Hall element 5, and the other end of winding displacement 6 is inserted on the winding displacement Block Cartridge 221 of control board 22.
In actual production process, the shell of motor 16 can be designed with housing 11 into a single integrated structure.Meanwhile as shown in figure 3, may be used also
The drive shaft of worm screw 14 and motor 16 be may be designed into integrative-structure.
Lift-type clothes-drying rack of the present utility model with cord winder include mechanism of twisting rope 1, operation control box 2, power line 3,
Annular permanent magnet 4, Hall element 5, winding displacement 6, and be designed and be assembled together according to said structure.In mechanism of twisting rope 1, worm screw
14 one end have been placed in screwed hole 115, and holding screw 17 is to be acted on by steel ball 19 on worm screw 14；So it can both expire
The rotation of sufficient worm screw 14 needs, and can adjust the effect that holding screw 17 is acted on worm screw 14 by turn holding screw 17 again
Power, so as to be indirectly controlled the speed of the rotation of worm screw 14 and the stability rotated, avoid swinging in the rotation process of worm screw 14
Situation；And the spinning of stop nut 18 can be limited to the position of holding screw 17 on holding screw 17, prevent its appearance
The situation of loosening, ensure the stability of structure.The structure design of housing 11 of mechanism of twisting rope 1 is very reasonable, ingenious on housing 11
Engagement 111, two, chamber, 113, two resigning holes 114 of folding and unfolding string holes of containing cavities 112, two have been designed on ground, wherein, two storages
Chamber 112 and two opening up for folding and unfolding string holes 113 can make the winding section 132 of worm wheel body 13 keep independent running, avoid the occurrence of
The situation of interference；Similarly understand, two opening up for resigning hole 114 avoid two software plastic barrels 118 from interfering, can
Independent action is on corresponding steel wire 15；Above-mentioned structure design is favorably improved cord winder traveling comfort.Above-mentioned
In structure, drive two worm wheel bodies 13 to rotate by a motor 16, can so make the folding and unfolding speed of two steel wires 15
Reach synchronous, avoid clothes hanger from inclined situation occur, simultaneously, moreover it is possible to save the manufacturing cost of cord winder.In said structure
In, operation control box 2 passes through power line with mechanism of twisting rope 1 using split type design, the motor 16 of mechanism of twisting rope 1
3 are electrically connected with operation control box 2, and Hall element 5 is electrically connected by winding displacement 6 and operation control box 2；Wherein, power line 3 is
It is plugged on the spring PCB binding posts 222 of operation control box 2, winding displacement 6 is that the winding displacement for being plugged on operation control box 2 is inserted
Fill on seat 221；Such structure design, shadow of the installation site by lift-type clothes-drying rack structure of cord winder can be reduced
Ring, so that the installation site of cord winder is more flexible, help to reduce the design difficulty of lift-type clothes-drying rack；Meanwhile
Such structure design can also be convenient for people to repair and replacement operation control box 2, and can also be readily transported and store cord winder.
The utility model is provided with locating shaft 117 and software plastic barrel 118 at the aperture of resigning hole 114, because software plastic barrel 118 is set
On locating shaft 117, i.e., software plastic barrel 118 can relative positioning axle 117 rotate；Pass through software plastic barrel 118 and spiral
Effective cooperation of locating slot 1321 can limit the position of steel wire 15 well, it is effectively wrapped around on winding section 132,
And be inlaid in an orderly manner in spiral positioning groove 1321, avoid steel wire 15 from situation that is loose or installing around inequality occur, advantageously ensure that
The accuracy and stationarity of folding and unfolding steel wire 15, and the power-assisted that motor 16 is run is reduced, make the operation of mechanism of twisting rope 1 more
Steady and smooth；Because software plastic barrel 118 can realize rotation, when steel wire 15 act on software plastic barrel 118 can both avoid it is soft
Body plastic barrel 118 is damaged, and does not interfere with the folding and unfolding of steel wire 15 again；Above-mentioned structure design can also reduce the mill of steel wire 15
Damage, extend the service life of cord winder；Meanwhile the setting of software plastic barrel 118 will not cause any infringement to steel wire 15, have
Help improve the service life of steel wire 15；Because software plastic barrel 118 is arranged at the aperture of resigning hole 114, and its installation is relatively only
It is vertical, it will not be limited by other components, be favorably improved the convenience that the installation of software plastic barrel 118 is changed；And software is moulded
The setting of barrel 118 is also avoided that the generation of noise.The utility model is coordinated by Hall element 5 and annular permanent magnet 4, to adopt
Collection calculates the rotating speed that motor 16 rotates, and is transferred to control board 22, and control board 22 is according to the rotating speed control measured
The velocity of rotation of motor 16 processed, so as to reach the oscilaltion height of accurate control cord winder.Volume of the present utility model
Rope device has the advantages that simple and compact for structure, manufacturing cost is low, the precision that operates steadily is high, service life is long.
Claims (1)
- A kind of 1. lift-type clothes-drying rack cord winder, it is characterised in that：Including mechanism of twisting rope（1）, operation control box（2）, electricity Source line（3）, annular permanent magnet（4）, Hall element（5）, winding displacement（6）, whereinThe mechanism of twisting rope（1）Including housing（11）, cover（12）, two worm wheel bodies（13）, worm screw（14）, two pieces steel wires （15）, motor（16）, holding screw（17）, stop nut（18）, steel ball（19）, the housing（11）Opened up on outer surface There is engagement chamber（111）, the engagement chamber（111）Bottom of chamber offers two containing cavities（112）, two containing cavities（112）On inwall Offer respectively and be through to housing（11）The folding and unfolding string holes of outer surface（113）, two containing cavities（112）Also opened up respectively on inwall It is through to housing（11）The resigning hole of outer surface（114）, the housing（11）Offer and pass through respectively on two relative outer surfaces Wear to engagement chamber（111）Screwed hole（115）With mounting hole（116）, the screwed hole（115）Center line and mounting hole（116） Center line is coaxial；The worm wheel body（13）Including circular tooth part（131）, winding section（132）, the winding section（132）On outer surface Offer spiral positioning groove（1321）；Two steel wires（15）One end is separately fixed at two worm wheel bodies（13）On, and make steel wire （15）Around mounted in corresponding winding section（132）On, also make steel wire（15）Embedded in corresponding spiral positioning groove（1321）It is interior；Two snails Wheel body（13）Engagement chamber is rotatably arranged in respectively（111）It is interior, and make two worm wheel bodies（13）On winding section（132）Respectively Positioned at two containing cavities（112）It is interior, also make two steel wires（15）The other end is respectively from corresponding folding and unfolding string holes（113）Pass, institute State worm screw（14）One end is from mounting hole（116）Penetrate and place screwed hole（115）It is interior, and make two worm wheel bodies（13）On ring Teeth portion（131）Respectively with worm screw（14）It is meshed, the steel ball（19）It is arranged on screwed hole（115）It is interior, the holding screw （17）One end spinning is in screwed hole（115）It is interior, and make steel ball（19）It is installed in holding screw（17）With worm screw（14）Between, it is described Stop nut（18）Spinning is in holding screw（17）On the other end, two resigning holes（114）Locating shaft is respectively equipped with aperture （117）, two locating shafts（117）On be respectively installed with can elastic reaction in corresponding steel wire（15）On software plastic barrel（118）, The cover（12）Lid is put in engagement chamber（111）On accent；The motor（16）It is arranged on housing（11）In side wall, and make Worm screw（14）The other end and motor（16）Drive shaft phase drive connection；The operation control box（2）Including box body（21）, control board（22）, the control board（22）It is provided with winding displacement Block Cartridge（221）, spring PCB binding posts（222）；The annular permanent magnet（4）It is sleeved on motor（16）Drive shaft on, the Hall element（5）It is arranged on annular forever Magnet（4）By side, the power line（3）One end and motor（16）It is electrically connected, the power line（3）The other end is inserted into Control board（22）Spring PCB binding posts（222）On, the winding displacement（6）One end and Hall element（5）Mutually it is electrically connected Connect, the winding displacement（6）The other end is inserted into control board（22）Winding displacement Block Cartridge（221）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720286036.XU CN206798874U (en) | 2017-03-23 | 2017-03-23 | A kind of lift-type clothes-drying rack cord winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720286036.XU CN206798874U (en) | 2017-03-23 | 2017-03-23 | A kind of lift-type clothes-drying rack cord winder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206798874U true CN206798874U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720286036.XU Expired - Fee Related CN206798874U (en) | 2017-03-23 | 2017-03-23 | A kind of lift-type clothes-drying rack cord winder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206798874U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161927A (en) * | 2019-06-04 | 2019-08-23 | 广东好太太科技集团股份有限公司 | The lifting speed regulation device and regulation method of a kind of use on clothes airing machine |
| CN112255475A (en) * | 2020-09-22 | 2021-01-22 | 国网山东省电力公司巨野县供电公司 | Power line loss analysis device |
-
2017
- 2017-03-23 CN CN201720286036.XU patent/CN206798874U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161927A (en) * | 2019-06-04 | 2019-08-23 | 广东好太太科技集团股份有限公司 | The lifting speed regulation device and regulation method of a kind of use on clothes airing machine |
| CN110161927B (en) * | 2019-06-04 | 2024-07-26 | 广东好太太科技集团股份有限公司 | Lifting speed regulating and controlling device and regulating and controlling method for clothes airing machine |
| CN112255475A (en) * | 2020-09-22 | 2021-01-22 | 国网山东省电力公司巨野县供电公司 | Power line loss analysis device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |