CN207311559U - Children trolley - Google Patents
Children trolley Download PDFInfo
- Publication number
- CN207311559U CN207311559U CN201721088099.0U CN201721088099U CN207311559U CN 207311559 U CN207311559 U CN 207311559U CN 201721088099 U CN201721088099 U CN 201721088099U CN 207311559 U CN207311559 U CN 207311559U
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- rod
- connecting rod
- side connecting
- axis
- front support
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- 230000007246 mechanism Effects 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a kind of children trolley, its stroller frame includes being divided into two side stands of both sides, side stand per side includes front support rod, back stay, side connecting rod, push rod, bottom connecting rod, pull rod and seat bar, and wherein back stay is included along the vertical direction with respect to the lower beam and upper boom of sliding extension；Two component phase pivots connection in these three components of the top of the lower part of side connecting rod, the top of front support rod and upper boom, the 3rd component is pivotally connected on a component in both of the aforesaid component, or above-mentioned three component phase pivots link together；The upper pivot of side connecting rod is connected on push rod；The front portion of bottom connecting rod is pivotally connected on front support rod；Pull rod is pivotally connected on the lower beam, and the back pivot of bottom connecting rod is connected on pull rod, and the top of pull rod and the lower part phase pivot of push rod connect；The back pivot of seat bar is connected on pull rod, and the front portion of seat bar is connected with side connecting rod phase pivot.The stroller frame volume after folding is small and structure is smooth.
Description
Technical field
It the utility model is related to a kind of children trolley.
Background technology
Children trolley of the prior art, is usually folding structure, to facilitate the daily carrying of user and storage.Mesh
The species of the stroller frame of preceding children trolley is various, and the rod piece number of stroller frame is different, and the connection between each rod piece is closed
System, link position are different, so that folding principle is also different with folding mode.How to ensure that stablizing carrying to children carries out
On the premise of simplify stroller frame structure and simplify stroller frame folding mode, be all the time those skilled in the art pursuit
Target.
The content of the invention
The purpose of this utility model is to provide a kind of children trolley of new structure.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of children trolley, including with expansion shape
State and the stroller frame of folded state, the front component arranged on the stroller frame bottom front portion, behind the stroller frame bottom
The wheel assembly in portion, and for the locking mechanism by stroller frame locking in the deployed state, the stroller frame bag
Include two side stands, the stull component being connected between side stand described in both sides for being divided into the left and right sides, the side per side
Stent includes：
Front support rod, it extends to gradual updip from front to back；
Back stay, the back stay include extending along a length thereof lower beam and upper boom of the direction with respect to sliding extension；
Side connecting rod, in the lower part of the side connecting rod, the top of the front support rod and these three components of the top of the upper boom
The connection of two component phase pivots, the 3rd component be pivotally connected on a component in both of the aforesaid component, or above-mentioned
Three component phase pivots link together；
Push rod, the upper pivot of the side connecting rod are connected on the push rod；
Pull rod, the pull rod are pivotally connected on the lower beam, the top of the pull rod and the lower part phase pivot of the push rod
Axis connection；
Bottom connecting rod, its front portion are pivotally connected on the front support rod, its rear portion is pivotally connected on the pull rod；
Seat bar, its front portion are pivotally connected on the side connecting rod, its rear portion is pivotally connected on the pull rod；
When the stroller frame folds, side connecting rod described in the side stand per side is turned over and is received with the push rod
Hold together the rear side of the back stay, the back stay shortens and mutually drawn close with the front support rod along its length.
Preferably, the lower part of the side connecting rod, the seat bar anterior and described upper boom top around first axle rotationally
Link together.
Further, the top of the front support rod is connected with the top of the upper boom around the second axis phase pivot, the upper boom
Including be connected with the lower beam phase sliding extension bar portion, be fixedly arranged on the knock-off joint of the bar portion upper end, first axis connection
In the upper end of the knock-off joint, second axis connection is in the bottom of the knock-off joint.
Further, when the stroller frame is in unfolded state, the front support rod of homonymy, the knock-off joint and
The side connecting rod extends along same length direction；When the stroller frame is in folded state, the front support rod and the side
Connecting rod collapses front and rear sides of strut in the rear and parallel with the back stay respectively respectively.
Preferably, the top of the front support rod, the lower part respectively top phase pivot with the upper boom of the side connecting rod
Connection, when the stroller frame is in unfolded state, the anterior pivoting point between the front support rod of the bottom connecting rod and
Form the first line between pivoting point between the front support rod and the upper boom, the lower part and the lower beam of the side connecting rod it
Between pivoting point and the side connecting rod and the push rod between pivoting point between form the second line, first line and
Angle between two lines is 120 °~180 °.
Preferably, the pull rod is pivotally connected on the lower beam by the 3rd axis, and the pull rod has along the longitudinal direction
Horizontal bar segment, the montant section that is upwardly extended from the rearward end of the horizontal bar segment of extension, the rear portion of the bottom connecting rod with it is described
The anterior of horizontal bar segment is connected by the 4th axis phase pivot, and the 4th axle position is in the front of the 3rd axis.
Further, the top of the montant section is connected with the lower part of the push rod by the 5th axis phase pivot, when described
When stroller frame is in unfolded state, pivoting point and the push rod and the montant section between the side connecting rod and the push rod
Form the 3rd line between pivoting point between upper end, pivoting point between the seat bar rear portion and the montant section and described push away
The 4th line, the folder between the 3rd line and the 4th line are formed between pivoting point between bar and the montant section upper end
Angle is 90 ° to 200 °.
Further, the top of the side connecting rod is pivotally connected on the push rod by the 6th axis, the 6th axis
It is located at the top of the 5th axis on the push rod.
Further, the rear portion of the seat bar is pivotally connected in the montant section by the 7th axis, the 7th axis
Positioned at the top of the 3rd axis.
Preferably, the stull component includes the front rail being fixedly arranged between front support rod lower part described in both sides, and/or fixed
Rear transverse rod between back stay lower part described in both sides, and/or the cross tube being fixedly arranged between push rod described in both sides.
Further, the front component has lower part one or more groups of and installed in the front rail, the rear wheels
Part has two groups, and wheel assembly described in this two groups is separately mounted to back stay lower part described in both sides or the left and right of the rear transverse rod two
End, when the stroller frame is in folded state, the front component in left-right direction positioned at two wheel assemblies it
Between.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：This practicality is new
The children trolley of type, its rod piece quantity is few, unfolded state lower structure simplicity generosity and stability is good, fold and expansion operation all very
Simple and convenient, front support rod, back stay, side connecting rod and push rod can closely be collapsed together and presented stroller frame after folding
Go out very flat structure, bring great convenience for the routine use of user, carrying and storage.
Brief description of the drawings
Attached drawing 1 is the stereogram under the children trolley unfolded state of the utility model；
Attached drawing 2 is the side view under the children trolley unfolded state of the utility model；
Attached drawing 3 is another stereogram under the children trolley unfolded state of the utility model；
Attached drawing 4 is the stereogram under the children trolley semi-collapsed condition of the utility model；
Attached drawing 5 is the side view under the children trolley semi-collapsed condition of the utility model；
Attached drawing 6 is another stereogram under the children trolley semi-collapsed condition of the utility model；
Attached drawing 7 is the stereogram under the children trolley folded state of the utility model；
Attached drawing 8 is the side view under the children trolley folded state of the utility model；
Attached drawing 9 is another stereogram under the children trolley folded state of the utility model；
Wherein：10th, side stand；101st, front rail；201st, rear transverse rod；401st, cross tube；
1st, front support rod；2nd, back stay；21st, lower beam；22nd, upper boom；22a, bar portion；22b, knock-off joint；
3rd, side connecting rod；4th, push rod；5th, bottom connecting rod；6th, pull rod；61st, montant section；62nd, horizontal bar segment；
7th, seat bar；8th, front component；9th, wheel assembly；
11st, first axle；12nd, the second axis；13rd, the 3rd axis；14th, the 4th axis；15th, the 5th axis；16th, the 6th axis；17th, the 7th
Axis；18th, the 8th axis.
Embodiment
The technical solution of the utility model is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Referring to the children trolley shown in Fig. 1 to Fig. 9, including stroller frame with unfolded state and folded state, it is arranged on
The front component 8 of stroller frame bottom front portion, the wheel assembly 9 arranged on stroller frame bottom rear portion, and for by the stroller frame
The locking mechanism of locking in the deployed state.The stroller frame includes being divided into two side stands 10 of the left and right sides and is connected to
Stull component between both sides side stand 10.
Referring to shown in Fig. 1 to Fig. 3, the side stand 10 per side includes front support rod 1, back stay 2, side strut 3, push rod 4, bottom
Connecting rod 5, pull rod 6 and seat bar 7.
The gradual updip extension from front to back of front support rod 1；Back stay 2 is included along its length with respect to the lower beam 21 of sliding extension
With upper boom 22；Two component phase pivots in the lower part of side connecting rod 3, the top of front support rod 1 and these three components of the top of upper boom 22
Axis connection, the 3rd component is pivotally connected on a component in both of the aforesaid component, or the lower part of side connecting rod 3, preceding branch
The top of bar 1 and these three component phase pivots of the top of upper boom 22 link together.
The upper pivot of side connecting rod 3 is connected on push rod 4；Bottom connecting rod 5 extends along the longitudinal direction, its front portion is pivotally connected in
On front support rod 1；Pull rod 6 is pivotally connected on lower beam 21, and the back pivot of bottom connecting rod 5 is connected on pull rod 6, the top of pull rod 6
It is connected with the lower part phase pivot of push rod 4；Seat bar 7 extends along the longitudinal direction, its rear portion is pivotally connected on pull rod 6, its it is anterior with
Connecting rod 3 phase pivot in side connects.
In certain embodiments, both lower parts of the top of front support rod 1 and side connecting rod 3 respectively top with upper boom 22
Phase pivot connects, shown in Figure 2, and a points, the top of front support rod 1 are articulated between the lower part of side connecting rod 3 and the top of upper boom 22
B points are articulated between the top of upper boom 22, c points, the top of side connecting rod 3 are articulated between the front portion of bottom connecting rod 5 and front support rod 1
D points are articulated between push rod 4, when stroller frame is in unfolded state, the first line bc of above-mentioned b points and c points composition,
The second line ad that above-mentioned a points are formed with d points, the angle α formed between both are 120 °~180 °.
In the present embodiment, referring to shown in Fig. 1 to Fig. 3, upper boom 22 include with the bar portion 22a of 21 phase sliding extension of lower beam,
The knock-off joint 22b of bar portion 22a upper ends is fixedly arranged on, the lower part of side connecting rod 3 is pivotally connected in the upper of knock-off joint 22b by first axle 11
On end, the top of front support rod 1 is pivotally connected on the bottom of knock-off joint 22b by the second axis 12.In the present embodiment, bar
The length extending direction of connector 22b and the length extending direction of bar portion 22a are perpendicular, and above-mentioned first axle 11 is divided with the second axis 12
Not Wei Yu bar portion 22a axial lines front and rear sides.The front portion of seat bar 7 passes through the upper of the first axle 11 and knock-off joint 22b of upper boom 22
The lower part phase pivot of end and side connecting rod 3 links together.When stroller frame is unfolded, front support rod 1, knock-off joint 22b and side connect
Bar 3 extends along same length direction.
Referring to shown in each attached drawing, pull rod 6 is pivotally connected on the lower beam 21 of back stay 2 by the 3rd axis 13, which has
There is the montant section 61 that the horizontal bar segment 62 that extends along the longitudinal direction and the rearward end from horizontal bar segment 62 upwardly extend；Herein, draw
The horizontal bar segment 62 of bar 6 is pivotally connected on lower beam 21 with 61 joint of montant section by the 3rd above-mentioned axis 13.
The front portion of bottom connecting rod 5 is pivotally connected on front support rod 1 by the 8th axis 18, and the rear portion of bottom connecting rod 5 passes through the 4th axis
14 are connected with the anterior phase pivot of horizontal bar segment 62, and the 4th axis 14 is located at the front of the 3rd axis 13, and the 8th axis 18 is in front support rod 1
The upper lower section for being located at the second axis 12.
Shown in Figure 2, the upper end of montant section 61 is connected to e by the bottom phase pivot of the 5th axis 15 and push rod 4
Point, the upper end of side connecting rod 3 are pivotally connected on push rod 4 by the 6th axis 16, i.e. d points, the 6th axis 16 is located on push rod 4
The top of 5th axis 15；The rear portion of seat bar 7 by 17 pivot of the 7th axis in the montant section 61 of pull rod 6, i.e. f points, the 7th axis 17
Positioned at the lower section of the 5th axis 15 and positioned at the top of the 3rd axis 13 in montant section 61.When stroller frame is in unfolded state,
Formed between the 4th line ef formed between the 3rd line de, above-mentioned f points and the e points that are formed between above-mentioned d points and e points
Angle β be 90 °~200 °.In the present embodiment, when stroller frame is in unfolded state, montant section 61 and push rod 4 are along same
One length direction extension ground is set.
According to above-mentioned, in the side stand 10 per side, a double leval jib machine is formed between side connecting rod 3, push rod 4, pull rod 6 and seat bar 7
Structure；A slider-crank mechanism is formed between seat bar 7, pull rod 6, back stay 2；Front support rod 1, bottom connecting rod 5, pull rod 6 and back stay 2 it
Between form a sliding block quadric chain, mutually link between above three mechanism and realize the opposite exhibition of each rod piece in side stand 10
Open and folding.
Referring to shown in Fig. 1, Fig. 3, in the present embodiment, stull component is included before being fixedly arranged between 1 lower part of both sides front support rod
Cross bar 101, the rear transverse rod 201 being fixedly arranged between 2 lower part of both sides back stay, and be fixedly arranged on upper between 4 top of both sides push rod
Cross bar 401.Herein, front rail 101 and the front support rod 1 of both sides are structure as a whole and are in opening up U-shaped, cross tube
401 are structure as a whole with the push rods 4 of both sides and are in downward opening U-shaped；Front component 8 has two groups and is installed on front rail
101 lower part；Regularly between the lower part of both sides back stay 2, wheel assembly 9 has two groups and respectively pacifies rear transverse rod 201
In the left and right ends portion of both sides rear transverse rod 201.Herein, before the spacing between two wheel assemblies 9 in left-right direction is more than two
The occupancy width of wheel assembly 8 in left-right direction.
Referring to shown in Fig. 1 to Fig. 3, when which is locked in unfolded state, on the side stand 10 per side, back stay
2 upper boom 22 extends with respect to the expansion elongation of lower beam 21, bottom connecting rod 5 and the horizontal bar segment 62 of pull rod 6 approximately along same length direction,
So that triangle structure between front support rod 1, bottom connecting rod 5, pull rod 6 and back stay 2；Front support rod 1 is with side connecting rod 3 approximately along same
One rectilinear direction extends, and push rod 4 and the montant section 61 of pull rod 6 extend approximately along same length direction so that front support rod 1, side connect
Another triangular structure is formed between bar 3, push rod 4, pull rod 6 and bottom connecting rod 5；Between side connecting rod 3, seat bar 7, pull rod 6 and push rod 4
Also triangular structure is formed.The vehicle generous beauty of tailored appearance, while also with good rigidity and surely in the folded-out situation
It is qualitative.
When needing to fold up the stroller frame, after locking mechanism is unlocked, referring to shown in Fig. 4 to Fig. 6, push
Push rod 4 makes its downlink, and push rod 4 drives the upper end of side connecting rod 3 and the upper end downlink together of pull rod 6, side connecting rod 3 and seat bar 7
Turn over around first axle 11 with respect to back stay 2, pull rod 6 is rotated so that its montant section 61 is turned over around the 3rd axis 13, is made
Obtain upper boom 22 and the gradually opposite slip shortening of lower beam 21 of back stay 2；Meanwhile on pull rod 6 horizontal bar segment 62 front end therewith
Uplink and cause bottom connecting rod 5 rearward end uplink so that between front support rod 1 and back stay 2 along the longitudinal direction gradually collapse.
Finally, referring to shown in Fig. 7 to Fig. 9, push rod 4 and side connecting rod 3 are collapsed in the rear side of back stay 2, and back stay 2 is along length
Direction is shortened and is drawn close with 1 phase of front support rod, and two front components 8 collapse between two wheel assemblies 9 in left-right direction.Specifically,
Front support rod 1 is collapsed in the front and rear sides of back stay 2 respectively with side connecting rod 3, and almost parallel with back stay 2 respectively, and push rod 4 collapses
The rear side of connecting rod 3 and almost parallel with side connecting rod 3 in side.Very smooth compact state is presented in cart after folding, takes empty
Between it is very small, and ground can be stood on certainly, facilitate the daily storage of user to be used with carrying.
When needing that stroller frame is unfolded in use, operator only needs to pull push rod 4, each bar in stroller frame can make
Part relative motion and the opening that links, expansion operation are also very convenient.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (10)
1. a kind of children trolley, including the stroller frame with unfolded state and folded state, before the stroller frame bottom
The front component in portion, the wheel assembly arranged on stroller frame bottom rear portion, and for the stroller frame to be locked in exhibition
Locking mechanism under open state, the stroller frame include being divided into two side stands of the left and right sides, are connected to described in both sides
Stull component between side stand, it is characterised in that the side stand per side includes：
Front support rod, it extends to gradual updip from front to back；
Back stay, the back stay include extending along a length thereof lower beam and upper boom of the direction with respect to sliding extension；
Side connecting rod, two in the lower part of the side connecting rod, the top of the front support rod and these three components of the top of the upper boom
A component phase pivot connection, the 3rd component are pivotally connected on a component in both of the aforesaid component, or above-mentioned three
A component phase pivot links together；
Push rod, the upper pivot of the side connecting rod are connected on the push rod；
Pull rod, the pull rod are pivotally connected on the lower beam, and the top of the pull rod and the lower part phase pivot of the push rod connect
Connect；
Bottom connecting rod, its front portion are pivotally connected on the front support rod, its rear portion is pivotally connected on the pull rod；
Seat bar, its front portion are pivotally connected on the side connecting rod, its rear portion is pivotally connected on the pull rod；
When the stroller frame folds, side connecting rod described in the side stand per side turn over and with the push rod collapse in
The rear side of the back stay, the back stay shorten and are mutually drawn close with the front support rod along its length.
2. children trolley according to claim 1, it is characterised in that：The lower part of the side connecting rod, the front portion of the seat bar
And the top of the upper boom is pivotally connected together around first axle.
3. children trolley according to claim 2, it is characterised in that：The top of the front support rod and the top of the upper boom
Around the second axis phase pivot connect, the upper boom include be connected with the lower beam phase sliding extension bar portion, be fixedly arranged on the bar portion
The knock-off joint of upper end, the first axle are connected to the upper end of the knock-off joint, and second axis connection is in the knock-off joint
Bottom.
4. children trolley according to claim 3, it is characterised in that：When the stroller frame is in unfolded state, together
The front support rod, the knock-off joint and the side connecting rod of side extend along same length direction；When the stroller frame is in folding
During overlapping state, the front support rod is collapsed the front and rear sides of strut in the rear with the side connecting rod and is propped up afterwards with described respectively respectively
Bar is parallel.
5. children trolley according to claim 1, it is characterised in that：Under the top of the front support rod, the side connecting rod
Portion is respectively connected with the top phase pivot of the upper boom, when the stroller frame is in unfolded state, the bottom connecting rod
First is formed between pivoting point between anterior pivoting point and the front support rod and the upper boom between the front support rod to connect
Line, the pivoting point between pivoting point and the side connecting rod and the push rod between the lower part of the side connecting rod and the lower beam it
Between form the second line, the angle between first line and the second line is 120 °~180 °.
6. children trolley according to claim 1, it is characterised in that：The pull rod is pivotally connected in described by the 3rd axis
On lower beam, the pull rod has the horizontal bar segment extended along the longitudinal direction, upwardly extends from the rearward end of the horizontal bar segment
Montant section, the rear portion of the bottom connecting rod are connected with the front portion of the horizontal bar segment by the 4th axis phase pivot, the 4th axle position
In the front of the 3rd axis.
7. children trolley according to claim 6, it is characterised in that：The top of the montant section and the lower part of the push rod
Connected by the 5th axis phase pivot, when the stroller frame is in unfolded state, between the side connecting rod and the push rod
The 3rd line, the seat bar rear portion and institute are formed between pivoting point between pivoting point and the push rod and the montant section upper end
State and the 4th line, institute are formed between the pivoting point between the pivoting point between montant section and the push rod and the montant section upper end
The angle stated between the 3rd line and the 4th line is 90 ° to 200 °.
8. children trolley according to claim 7, it is characterised in that：The top of the side connecting rod is connected by the 6th axis pivot
It is connected on the push rod, the 6th axis is located at the top of the 5th axis on the push rod.
9. children trolley according to claim 6, it is characterised in that：The rear portion of the seat bar is pivotally connected by the 7th axis
In the montant section, the 7th axle position is in the top of the 3rd axis.
10. children trolley according to any one of claims 1 to 9, it is characterised in that：The stull component includes being fixedly arranged on two
Front rail between front support rod lower part described in side, and/or the rear transverse rod being fixedly arranged between back stay lower part described in both sides, and/or
The cross tube being fixedly arranged between push rod described in both sides, the front component have one or more groups of and are installed under the front rail
Portion, the wheel assembly have two groups, and wheel assembly described in this two groups is separately mounted to back stay lower part or described described in both sides
The left and right ends portion of rear transverse rod, when the stroller frame is in folded state, the front component is located at two in left-right direction
Between the wheel assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088099.0U CN207311559U (en) | 2017-08-29 | 2017-08-29 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721088099.0U CN207311559U (en) | 2017-08-29 | 2017-08-29 | Children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207311559U true CN207311559U (en) | 2018-05-04 |
Family
ID=62433227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721088099.0U Withdrawn - After Issue CN207311559U (en) | 2017-08-29 | 2017-08-29 | Children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207311559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618558A (en) * | 2017-08-29 | 2018-01-23 | 好孩子儿童用品有限公司 | Children trolley |
| CN109318976A (en) * | 2018-10-11 | 2019-02-12 | 好孩子儿童用品有限公司 | Children trolley |
-
2017
- 2017-08-29 CN CN201721088099.0U patent/CN207311559U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107618558A (en) * | 2017-08-29 | 2018-01-23 | 好孩子儿童用品有限公司 | Children trolley |
| CN107618558B (en) * | 2017-08-29 | 2024-01-19 | 好孩子儿童用品有限公司 | Child cart |
| CN109318976A (en) * | 2018-10-11 | 2019-02-12 | 好孩子儿童用品有限公司 | Children trolley |
| CN109318976B (en) * | 2018-10-11 | 2024-06-04 | 好孩子儿童用品有限公司 | Child cart |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20240119 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20240119 |