CN207767674U - Multifunctional stick - Google Patents
Multifunctional stick Download PDFInfo
- Publication number
- CN207767674U CN207767674U CN201721806925.0U CN201721806925U CN207767674U CN 207767674 U CN207767674 U CN 207767674U CN 201721806925 U CN201721806925 U CN 201721806925U CN 207767674 U CN207767674 U CN 207767674U
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- CN
- China
- Prior art keywords
- handle
- interconnecting piece
- key
- rod
- control circuit
- 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.)
- Expired - Fee Related
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- Walking Sticks, Umbrellas, And Fans (AREA)
Abstract
A kind of multifunctional stick,Including the body of rod,Handle,Handle includes the interconnecting piece extended downwardly and the grip part being laterally extended,The grip part of handle is equipped with headlamp,Battery case,Antenna,BOLD contrast placed cavity,The interconnecting piece of handle, which is equipped with, calls for help key,Location navigation key,Voice prompt key,Record button,Microphone,Loudspeaker and middle control circuit installation cavity,Middle control circuit installation cavity is arranged in interconnecting piece,Installation and battery case in middle control circuit installation cavity,Antenna,Call for help key,Location navigation key,Voice prompt key,Record button,Microphone,Loudspeaker,The middle control circuit board of headlamp electrical connection,The interconnecting piece of handle is connected and fixed by screw-thread fit and the body of rod,The body of rod is hollow rod body,The lower end of the body of rod is equipped with anti-skidding conehead,Anti-skidding conehead is outer to install Anti-slip cover by screw-thread fit,The hypomere of the body of rod is equipped with barrier inductor,The barrier inductor and middle control circuit board electrical connection.The walking stick is vdiverse in function, easy to use, is suitble to the elderly and blind person in different pavement usages.
Description
Technical field
The utility model is related to a kind of walking stick, more particularly to a kind of multifunctional stick.
Background technology
Walking stick is a kind of tool of auxiliary walking, is typically used as walking support, inconvenient to old man, blind person and legs and feet
People is helped.There are many Novel walking sticks at present, it can not only assist user to walk, and also have illumination, radio reception, music
The functions such as play, some existing Novel walking sticks, although increasing some functions on walking stick, usual structure it is all complicated and
And it is heavy, using not enough facilitating for the people of old man, blind person and legs and feet inconvenience, carry also relatively harder.And it is this kind of
The functional switch of Novel walking sticks is generally all disposed within the grip part of walking stick, and user especially blind person holds on grip part, very
The phenomenon that being susceptible to touching function these functional switches, leading to maloperation occurs, and has not only been unfavorable for user's use, but also influence week
The crowd in collarette border.And the walking stick design having is complicated, so that the assembly of walking stick is installed also extremely inconvenient.
Invention content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of multifunctional stick.The walking stick both had
Recording, illumination, location navigation, calling for help, warning, obstacle sense answer, music, radio reception, count the multiple functions such as step, also have hard
Ground road surface and slob can prevent the function of skidding, and simple in structure, easy to assembly, use easy to carry, be especially suitable for
The people of the elderly, blind person and legs and feet inconvenience use.
The technical solution of the utility model is：A kind of multifunctional stick, including the body of rod, handle, it is characterised in that：The hand
Handle includes the interconnecting piece extended downwardly and the grip part being laterally extended, and headlamp, electricity are respectively equipped on the grip part of the handle
Pond box, antenna, BOLD contrast placed cavity, the interconnecting piece of the handle be respectively equipped with call for help key, location navigation key, voice prompt key,
Record button, microphone, loudspeaker and middle control circuit installation cavity, the middle control circuit installation cavity are arranged in interconnecting piece, middle control electricity
Installation and battery case, antenna in the installation cavity of road, call for help key, location navigation key, voice prompt key, record button, microphone, loudspeaker,
The middle control circuit board of headlamp electrical connection, the interconnecting piece of the handle are connected and fixed by screw-thread fit and the body of rod, the body of rod
Lower end for hollow rod body, the body of rod is equipped with an anti-skidding conehead, and the anti-skidding conehead is outer anti-skidding by screw-thread fit installation one
The hypomere of set, the body of rod is equipped with barrier inductor, the barrier inductor and middle control circuit board electrical connection.
The interconnecting piece lower end of the handle is fixed with metal connector sleeve, and the body of rod connects with metal connector sleeve screw-thread fit
Fixation is connect, the accent of the middle control circuit installation cavity is located at interconnecting piece rear wall, which is equipped with installation chamber lid, the loudspeaker peace
Mounted in the front side wall of interconnecting piece.
Meter step key, music key, radio reception knob, power switch are additionally provided on the interconnecting piece of the handle.
Key, location navigation key, voice prompt key, record button, microphone are called for help in the left side setting of the interconnecting piece of the handle,
Right side setting radio reception knob, the power switch of the interconnecting piece of handle.
The front end setting headlamp and antenna of the grip part of the handle, battery case, battery box mouth is arranged in grip part stage casing
Battery case lid is set, luminous lamp switch is set between headlamp and battery case lid, BOLD contrast placed cavity is arranged in the rear end of grip part,
End cap is arranged in the mouth end of BOLD contrast placed cavity.
The antenna is stripline antenna, which is embedded in handle grip portion front end side wall.
The shaft part of the anti-skidding conehead includes top thread segment and lower thread section, and the lower end of the lower thread section is
Cone, top thread segment are fixedly connected with body of rod lower thread, and the Anti-slip cover includes rubber bodies and is fixed on rubber bodies
In metal internal thread set, which is covered by metal internal thread connect with the lower thread section screw-thread fit of anti-skidding conehead.
Torque force section, torque force are equipped between the top thread segment and lower thread section of the anti-skidding conehead shaft part
Portion protrudes from the thread segment of anti-skidding conehead.
The barrier inductor is infrared sensor.
Using above-mentioned technical proposal：A kind of multifunctional stick, including the body of rod, handle, it is characterised in that：The handle includes
The interconnecting piece extended downwardly and the grip part being laterally extended are respectively equipped with headlamp, battery case, day on the grip part of the handle
Line, BOLD contrast placed cavity, the interconnecting piece of the handle be respectively equipped with call for help key, location navigation key, voice prompt key, record button,
Microphone, loudspeaker and middle control circuit installation cavity, the middle control circuit installation cavity are arranged in interconnecting piece, middle control circuit installation cavity
Interior installation and battery case, antenna, calling for help key, location navigation key, voice prompt key, record button, microphone, loudspeaker, headlamp electricity
The middle control circuit board of connection, the interconnecting piece of the handle are connected and fixed by screw-thread fit and the body of rod, and the body of rod is hollow stem
The lower end of body, the body of rod is equipped with an anti-skidding conehead, and the anti-skidding conehead is outer to install an Anti-slip cover, the bar by screw-thread fit
The hypomere of body is equipped with barrier inductor, the barrier inductor and middle control circuit board electrical connection.Middle control circuit board is the function of walking stick
Control centre realizes the diversification of walking stick function by the processing control of middle control circuit board.Will call for help key, location navigation key,
The function buttons such as voice prompt key, record button are located at the connecting portion that handle extends downwardly, and have both had left the gripping of walking stick handle
Portion touches function button when can prevent from holding, avoids maloperation, and these function buttons is enable to be arranged on handle, just
In installation and use.And calling for help, location navigation, voice prompt and the illumination etc. that walking stick has the function of can be special or urgent
In the case of use, ensure that a certain extent user trip safety, while also be user trip provide a convenient.
And user can use Anti-slip cover to prevent from skidding in harder ground running, the energy when muddy ground, snowfield or hill path are walked
It enough prevents from skidding using anti-skidding conehead, allows the trip more safe ready of user.
The interconnecting piece lower end of the handle is fixed with metal connector sleeve, and the body of rod connects with metal connector sleeve screw-thread fit
Fixation is connect, the accent of the middle control circuit installation cavity is located at interconnecting piece rear wall, which is equipped with installation chamber lid, the loudspeaker peace
Mounted in the front side wall of interconnecting piece.It is more firm firm that metal connector sleeve makes handle be connect with the body of rod, and dismounting is also convenient for.By loudspeaker
The front side wall for being located at interconnecting piece is convenient for front pedestrian when voice prompt to listen to.
Meter step key, music key, radio reception knob, power switch are additionally provided on the interconnecting piece of the handle.Radio reception and sound
Happy playing function can increase enjoyment of user during using walking stick.
The front end setting headlamp and antenna of the grip part of the handle, battery case, battery box mouth is arranged in grip part stage casing
Battery case lid is set, luminous lamp switch is set between headlamp and battery case lid, BOLD contrast placed cavity is arranged in the rear end of grip part,
End cap is arranged in the mouth end of BOLD contrast placed cavity, the grip part of handle can be made to be fully utilized in this way.Headlamp can be in light
Line is dark or night uses as illuminations, and when pressing calling for help key, the pedestrian around headlamp also sparkling prompt,
Play warning.Signal, BOLD contrast placed cavity are mainly used for placing BOLD contrast, facilitate weak antenna for transmitting and receiving
Old man can monitor blood oxygen saturation at any time in trip, provide safeguard for old man's trip.
The antenna is stripline antenna, which is embedded in handle grip portion front end side wall.The antenna is held embedded in handle
Portion's front end side wall is held, can avoid occurring pointed structures on handle, while receiving and transmitting signal might as well.
The shaft part of the anti-skidding conehead includes top thread segment and lower thread section, and the lower end of the lower thread section is
Cone, top thread segment are fixedly connected with body of rod lower thread, and the Anti-slip cover includes rubber bodies and is fixed on rubber bodies
In metal internal thread set, which is covered by metal internal thread connect with the lower thread section screw-thread fit of anti-skidding conehead.
Anti-skidding conehead is threaded section and anti-skidding conehead is detachably detached with the body of rod, is convenient for the installation and replacement of barrier inductor.Together
When, lower thread section can also make Anti-slip cover pass through screw-thread fit in lower thread section, make the cone of lower thread section
It is hidden in Anti-slip cover, is conducive to use in hard place.Expose cone after removing Anti-slip cover, and is conducive in muddy ground, snowfield, mountainous region
It uses.
Torque force section, torque force are equipped between the top thread segment and lower thread section of the anti-skidding conehead shaft part
Portion protrudes from the thread segment of anti-skidding conehead.The torque force section of anti-skidding conehead facilitates the installation and dismounting of anti-skidding conehead, simultaneously
Also the depth of the anti-skidding conehead precession body of rod is defined.
The utility model is described in further detail with specific embodiment with reference to the accompanying drawings of the specification.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram of the utility model handle inner；
Fig. 4 is the external structure schematic diagram at the utility model handle；
Fig. 5 is the structural schematic diagram of the anti-skidding conehead of the utility model；
Fig. 6 is the structural schematic diagram of the utility model Anti-slip cover.
In attached drawing, 1 is Anti-slip cover, and 1-1 is rubber bodies, and 2 be metal internal thread set, and 3 be anti-skidding conehead, and 3-1 is top spiral shell
Line section, 3-2 are lower thread section, and 3-3 is torque force section, and 4 be barrier inductor, and 5 be the body of rod, and 6 be metal connector sleeve, and 7 are
Middle control circuit board, 8 be loudspeaker, and 9 be headlamp, and 10 be battery case, and 11 be handle, and 11-1 is grip part, and 11-2 is interconnecting piece,
11-3 is middle control circuit installation cavity, and 12 be end cap, and 13 be BOLD contrast placed cavity, and 14 be installation chamber lid, and 15 be music key, 16
Key is walked for meter, 17 be voice prompt key, and 18 be antenna, and 19 be luminous lamp switch, and 20 be battery case lid, and 21 is call for help key, and 22 are
Location navigation key, 23 be record button, and 24 be microphone, and 25 be radio reception knob, and 26 be power switch.
Specific implementation mode
Referring to Fig. 1 to Fig. 6, a kind of multifunctional stick, including the body of rod 5, handle 11, the handle 11 include extending downwardly
The interconnecting piece 11-2 and grip part 11-1 being laterally extended.It is respectively equipped with headlamp 9, battery on the grip part 11-1 of the handle 11
Box 10, antenna 18, BOLD contrast placed cavity 13.The front end setting headlamp 9 and antenna 18 of the grip part 11-1 of the handle 11, holds
The portion stage casings 11-1 setting battery case 10 is held, battery case lid 20 is arranged in battery box mouth, is arranged between headlamp 9 and battery case lid 20 and shines
Bright lamp switch 19, the rear end setting BOLD contrast placed cavity 13 of grip part 11-1, end cap 12 is arranged in the mouth end of BOLD contrast placed cavity 13.
Headlamp 9 can be used in dark or night as illuminations, and when pressing calling for help key 21, headlamp 9 can also dodge
Pedestrian around bright prompt, plays warning.The antenna 18 is stripline antenna, which is embedded in 11 grip part of handle
11-1 front end side walls.Signal, banded structure can avoid occurring pointed structures, day on handle 11 to antenna 18 for transmitting and receiving
Line 18 is embedded in 11 grip part 11-2 front end side walls of handle, while receiving and transmitting signal might as well.BOLD contrast placed cavity 13 is mainly used for placing
BOLD contrast facilitates weak old man that can monitor blood oxygen saturation at any time in trip, provides safeguard for old man's trip.The hand
The interconnecting piece 11-2 of handle 11 be respectively equipped with call for help key 21, location navigation key 22, voice prompt key 17, record button 23, microphone 24,
It is additionally provided with meter step key 16, music key on loudspeaker 8 and middle control circuit installation cavity 11-3, the interconnecting piece 11-2 of the handle 11
15, radio reception knob 25, power switch 26.The calling for help key 21, location navigation key 22, voice prompt key 17, record button 23, Mike
Wind 24 is arranged in the left side of 11 interconnecting piece 11-2 of handle, is used convenient for users to being controlled in the side.Radio reception knob 25, power switch
26 are arranged on the right side of 11 interconnecting piece 11-2 of handle, using space setting radio reception knob 25, the power switch 26 on right side, both facilitate
Radio reception knob 25, power switch 26 are installed, and avoid obscuring with other function keys, and the people having defective vision use is conducive to.It is described
Middle control circuit installation cavity 11-3 is arranged in interconnecting piece 11-2, installation and battery case 10, antenna in middle control circuit installation cavity 11-3
18, key 21, location navigation key 22, voice prompt key 17, record button 23, microphone 24, loudspeaker 8, headlamp 9 is called for help to be electrically connected
Middle control circuit board 7, the interconnecting piece 11-2 of the handle 11 are connected and fixed by screw-thread fit and the body of rod 5, the company of the handle 11
The lower ends socket part 11-2 are fixed with metal connector sleeve 6, and the body of rod 5 is fastened on handle with 6 screw-thread fit of metal connector sleeve
The accent of 11 lower ends interconnecting piece 11-2, the middle control circuit installation cavity 11-3 is located at interconnecting piece 11-2 rear walls, which sets
There are installation chamber lid 14, the loudspeaker 8 to be mounted on the front side wall of interconnecting piece 11-2.Metal connector sleeve 6 is so that handle 11 connects with the body of rod 5
It is more firm firm to connect, and dismounting is also convenient for.Loudspeaker 8 are located at the front side wall of interconnecting piece 11-2 convenient for front pedestrian when voice prompt
Listen to.The body of rod 5 is hollow rod body, and the lower end of the body of rod 5 is equipped with an anti-skidding conehead 3, passes through outside the anti-skidding conehead 3
Screw-thread fit installs an Anti-slip cover 1, and the shaft part of the anti-skidding conehead 3 includes top thread segment 3-1 and lower thread section 3-3,
The lower end of the lower thread section 3-3 is cone, and top thread segment 3-1 is fixedly connected with 5 lower thread of the body of rod, described anti-
Sliding sleeve 1 includes rubber bodies 1-1 and the metal internal thread being fixed in rubber bodies 1-1 set 2, which passes through metal internal thread
Set 2 is connect with the lower thread section 3-3 screw-thread fits of anti-skidding conehead 3.Anti-slip cover 1 can be rubber bodies 1-1 and metal internal thread
Set 2 is bonded, and be can also be rubber bodies 1-1 and is covered 2 heat seals with metal internal thread and forms, the present embodiment selection by rubber bodies 1-1 and
2 bonding of metal internal thread set.Anti-skidding conehead 3 is threaded section and anti-skidding conehead 3 is detachably detached with the body of rod 5, is convenient for obstacle
The installation and replacement of inductor 4.Lower thread section 3-3 can also make Anti-slip cover 1 be mounted on lower thread section by screw-thread fit
On 3-3, the cone of lower thread section 3-3 is made to be hidden in Anti-slip cover 1, is conducive to use in hard place.Expose after removing Anti-slip cover 1
Cone, and be conducive to use in muddy ground, snowfield, mountainous region.The top thread segment 3-1 and lower thread of 3 shaft part of anti-skidding conehead
It is equipped with torque force section 3-2 between section 3-3, torque force section 3-2 protrudes from the thread segment of anti-skidding conehead 3.Anti-skidding conehead 3
Torque force section 3-2 facilitates the installation and dismounting of anti-skidding conehead 3, at the same can also to the depth of the 3 precession body of rod 5 of anti-skidding conehead into
Row limits.The hypomere of the body of rod 5 is equipped with barrier inductor 4, and the barrier inductor 4 is infrared sensor, which answers
Device 4 is electrically connected with middle control circuit board 7.Barrier inductor 4 is used to incude the barrier in front of walking stick, facilitates the trip of blind person.
In use, can be typing voice content by microphone 24, loudspeaker 8 are sound output.When walking stick user meets
When occurring to emergency, the calling for help key 21 of walking stick is pressed, not only the continuous flash for prompting people around of the meeting of headlamp 9, can also pass through
Antenna 18 emits SOS emergency rescue signals, while loudspeaker 8 can also carry out voice helping.When needing Voice Navigation, microphone can be first passed through
24 typing destinations, are then turned on location navigation key 22, you can carry out Voice Navigation by loudspeaker 8；Can also pass through if needed in
The bluetooth module of control circuit board 7 is connect with mobile phone terminal carries out location navigation；When the old man with senile dementia disease uses the hand
When cane, the household of user can also open location navigation key 22, when the old man with senile dementia disease wanders away lost, utilize
The GPS positioning function of walking stick understands the position of user, and household can be given for change according to positioning.Voice prompt key 17 can carry out
The voice prompt of similar " I is blind person, and please assist me in any way you can ", the voice of " I is blind person, and please assist me in any way you can " can be recorded by record button 23
Enter.When needing the step number of record walking, presses meter step key 16 and start meter step, need to obtain by mobile phone terminal when counting the data walked
Know, can also be broadcast and be informed by loudspeaker 8.
Claims (9)
1. a kind of multifunctional stick, including the body of rod（5）, handle（11）, it is characterised in that：The handle（11）Including extending downwardly
Interconnecting piece（11-2）With the grip part being laterally extended（11-1）, the handle（11）Grip part（11-1）On be respectively equipped with photograph
Bright lamp（9）, battery case（10）, antenna（18）, BOLD contrast placed cavity（13）, the handle（11）Interconnecting piece（11-2）It sets respectively
There is calling for help key（21）, location navigation key（22）, voice prompt key（17）, record button（23）, microphone（24）, loudspeaker（8）And
Middle control circuit installation cavity（11-3）, the middle control circuit installation cavity（11-3）It is arranged in interconnecting piece（11-2）It is interior, middle control circuit peace
It behave affectedly（11-3）Interior installation and battery case（10）, antenna（18）, call for help key（21）, location navigation key（22）, voice prompt key
（17）, record button（23）, microphone（24）, loudspeaker（8）, headlamp（9）The middle control circuit board of electrical connection（7）, the handle
（11）Interconnecting piece（11-2）Pass through screw-thread fit and the body of rod（5）It is connected and fixed, the body of rod（5）For hollow rod body, the bar
Body（5）Lower end be equipped with an anti-skidding conehead（3）, the anti-skidding conehead（3）An Anti-slip cover is installed by screw-thread fit outside（1）, institute
State the body of rod（5）Hypomere be equipped with barrier inductor（4）, the barrier inductor（4）With middle control circuit board（7）Electrical connection.
2. multifunctional stick according to claim 1, it is characterised in that：The handle（11）Interconnecting piece（11-2）Lower end
It is fixed with metal connector sleeve（6）, the body of rod（5）With metal connector sleeve（6）Screw-thread fit is connected and fixed, the middle control circuit
Installation cavity（11-3）Accent be located at interconnecting piece（11-2）Rear wall, the accent are equipped with installation chamber lid（14）, the loudspeaker（8）Peace
Mounted in interconnecting piece（11-2）Front side wall.
3. multifunctional stick according to claim 1, it is characterised in that：The handle（11）Interconnecting piece（11-2）It is upper to go back
Key is walked equipped with meter（16）, music key（15）, radio reception knob（25）, power switch（26）.
4. multifunctional stick according to claim 1 or 2 or 3, it is characterised in that：The handle（11）Interconnecting piece（11-
2）Left side setting call for help key（21）, location navigation key（22）, voice prompt key（17）, record button（23）, microphone（24）, hand
Handle（11）Interconnecting piece（11-2）Right side be arranged radio reception knob（25）, power switch（26）.
5. multifunctional stick according to claim 1, it is characterised in that：The handle（11）Grip part（11-1）Before
End setting headlamp（9）And antenna（18）, grip part（11-1）Battery case is arranged in stage casing（10）, battery box mouth setting battery case lid
（20）, headlamp（9）With battery case lid（20）Between luminous lamp switch is set（19）, grip part（11-1）Rear end be arranged blood oxygen
Instrument placed cavity（13）, BOLD contrast placed cavity（13）Mouth end be arranged end cap（12）.
6. multifunctional stick according to claim 1 or 5, it is characterised in that：The antenna（18）For stripline antenna, the band
Shape antenna is embedded in handle（11）Grip part（11-1）Front end side wall.
7. multifunctional stick according to claim 1, it is characterised in that：The anti-skidding conehead（3）Shaft part include on
Portion's thread segment（3-1）With lower thread section（3-3）, the lower thread section（3-3）Lower end be cone, top thread segment（3-
1）With the body of rod（5）Lower thread is fixedly connected, the Anti-slip cover（1）Including rubber bodies（1-1）Be fixed on rubber bodies（1-
1）In metal internal thread set（2）, the Anti-slip cover（1）Pass through metal internal thread set（2）With anti-skidding conehead（3）Lower thread section
（3-3）Screw-thread fit connects.
8. multifunctional stick according to claim 7, it is characterised in that：The anti-skidding conehead（3）The top screw thread of shaft part
Section（3-1）With lower thread section（3-3）Between be equipped with torque force section（3-2）, the torque force section（3-2）Protrude from anti-skidding cone
Head（3）Thread segment.
9. multifunctional stick according to claim 1, it is characterised in that：The barrier inductor（4）For infrared sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806925.0U CN207767674U (en) | 2017-12-21 | 2017-12-21 | Multifunctional stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806925.0U CN207767674U (en) | 2017-12-21 | 2017-12-21 | Multifunctional stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207767674U true CN207767674U (en) | 2018-08-28 |
Family
ID=63228261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721806925.0U Expired - Fee Related CN207767674U (en) | 2017-12-21 | 2017-12-21 | Multifunctional stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207767674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2624218A (en) * | 2022-11-10 | 2024-05-15 | Viewguide Ltd | A cane for use as a navigational aid for a visually impaired person |
-
2017
- 2017-12-21 CN CN201721806925.0U patent/CN207767674U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2624218A (en) * | 2022-11-10 | 2024-05-15 | Viewguide Ltd | A cane for use as a navigational aid for a visually impaired person |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180828 Termination date: 20201221 |