CN209668694U - A kind of hoistable platform for diesel engine of diesel locomotive assembling - Google Patents
A kind of hoistable platform for diesel engine of diesel locomotive assembling Download PDFInfo
- Publication number
- CN209668694U CN209668694U CN201920282326.6U CN201920282326U CN209668694U CN 209668694 U CN209668694 U CN 209668694U CN 201920282326 U CN201920282326 U CN 201920282326U CN 209668694 U CN209668694 U CN 209668694U
- Authority
- CN
- China
- Prior art keywords
- platform
- assembly platform
- hole
- diesel engine
- assembling
- 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.)
- Withdrawn - After Issue
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 29
- 230000003028 elevating effect Effects 0.000 claims abstract description 21
- 241000237858 Gastropoda Species 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 239000002283 diesel fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a kind of hoistable platforms for diesel engine of diesel locomotive assembling, including four support units, assembly platform and elevating mechanism, the assembly platform is horizontally disposed with the upper end of elevating mechanism, the elevating mechanism drives the assembly platform to move up and down, the upper end of the assembly platform is removably arranged in four support units, and is located at same rectangular four right angles.The utility model provides a kind of DF series internal combustion locomotive diesel engine quickly and easily assembled to different model diesel engine that can be realized by lifting and supporting mechanism and assembles hoistable platform.
Description
Technical field
The utility model relates to lifting device fields.More specifically, the utility model relates to one kind to be used for diesel locomotive
The hoistable platform of diesel engine assembling.
Background technique
With DF series internal combustion locomotive long-time successful operation, diesel engine overhaul will become whether it can continually and steadily transport
Capable key factor.Therefore develop the equipment for adapting to the assembling of Multiple Type diesel engine become it is current there is an urgent need to.In diesel engine
In assembling operation, it is previous using hydraulic synchronization up-down mode, overhead traveling crane handling different types diesel engine body supporting mechanism to group
Assembling platform is fixed, and no oil sump support increases task difficulty, extends the activity duration.
Utility model content
It can be realized quickly and easily by lifting and supporting mechanism to difference the purpose of the utility model is to provide a kind of
The DF series internal combustion locomotive diesel engine that model diesel engine is assembled assembles hoistable platform.
In order to realize these purposes and other advantages according to the present utility model, provide a kind of for diesel locomotive diesel
The hoistable platform of machine assembling, including four support units, assembly platform and elevating mechanism, the horizontally disposed lifting of the assembly platform
The upper end of mechanism, and be sequentially connected with the elevating mechanism, the elevating mechanism drives the assembly platform to move up and down, and four
The upper end of the assembly platform is removably arranged in the support unit, and is located at same rectangular four right angles
Place.
Preferably, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the support unit packet
Support plate and positioning component are included, the support plate of four support units is horizontally set on the assembly platform in left-right direction
Upper end, and be located at same rectangular four right angles, the support plate passes through corresponding positioning component and institute
It states assembly platform removably to connect, on the front and rear sides wall and left side wall of two pieces of support plates in left side and be located at
It is horizontal on the front and rear sides wall and right side wall of two pieces of support plates on right side to be equipped with a pin hole, it is same in the pin hole
Axis is equipped with a pin shaft, and one end of the pin shaft is connected in the corresponding pin hole, rotatable coaxial on the other end
It is arranged with a support wheel.
Preferably, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the positioning component packet
Central axis and positioning pin are included, the central axis is vertically arranged in the assembly platform upper end, and four central axises are located at
It is located at same rectangular four right angles, the support plate is be horizontally set on the assembly platform upper end rectangular
Plate body, is equipped with first through hole corresponding with the central axis in the middle part of the upper end, and the central axis is upward through corresponding described the
One through-hole is additionally provided with the second through-hole for running through it up and down in the support plate, and the upper end of the assembly platform is equipped with and four institutes
State one-to-one four third through-holes of the second through-hole of support plate, the third through-hole be connected to corresponding second through-hole with
It is formed and is vertically installed in the corresponding mounting hole with the matched mounting hole of the positioning pin, the positioning pin, it will be right
The support plate answered is fixed on the assembly platform.
Preferably, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, in the support plate
Multiple locating pieces are equipped at intervals with, are provided with a threaded hole, the threaded hole on the locating piece in left-right direction or along the longitudinal direction
Internal screw thread is equipped with a bolt.
Preferably, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the elevating mechanism packet
Four screw rods, dual-axle motor, two diverters and four and the one-to-one worm gear case of the screw rod are included, the assembly platform
Front and rear sides are equipped with two screw rods vertically respectively, and four screw rods are located at same rectangular four right angles
Locate, screw thread is equipped with mother lead screw on the screw rod, is equipped with the diverter, institute between two screw rods of time interval
It states worm gear case to include cabinet and be arranged in the intracorporal turbine of the case and worm screw, the box house is hollow, corresponding described
Mother lead screw on screw rod passes vertically through the cabinet and is fixedly connected with the cabinet, is equipped with movement above the cabinet
Block, the corresponding screw rod of the cabinet run through the corresponding movable block up and down, and the movable block passes through bearing and corresponding
The upper end of the mother lead screw is rotatablely connected, one end of the movable block extend horizontally to below the assembly platform and with described group
The lower end of assembling platform contradicts, and the turbine is horizontally disposed to be set on the corresponding mother lead screw, and the worm screw is along the longitudinal direction
Setting, and engaged with the corresponding turbine, and one end is pierced by outside the cabinet, and the corresponding steering gear
Connection, the dual-axle motor are arranged in the middle part of the assembly platform lower end, and two output shafts are arranged in left-right direction, and point
It does not extend horizontally to and is connect with two steering gears.
Preferably, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the assembly platform
Lower end set there are four with the one-to-one locating piece of the movable block, the lower end of the locating piece and the corresponding movable block
Upper end abuts.
It preferably, further include four and institute in a kind of hoistable platform for diesel engine of diesel locomotive assembling
The one-to-one guide rail of screw rod is stated, the guide rail is vertically arranged in corresponding side of the screw rod far from the assembly platform,
The movable block is equipped with a convex block close to the side of its corresponding guide rail, and the convex block, which can slide up and down, to be arranged in correspondence
The guide rail on.
The hoistable platform for diesel engine of diesel locomotive assembling of the utility model is stable, easy to operate with performance, imitates
The high advantage of rate, alleviates labor intensity, and labor productivity not only can be improved, improved the operating environment of operator, but also can protect
The stability for demonstrate,proving product, to improve product quality.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the side structure schematic diagram of hoistable platform described in the utility model；
Fig. 2 is the top view of hoistable platform described in the utility model；
Fig. 3 is the top view of support unit described in the utility model；
Fig. 4 is the cross-sectional view of support unit described in the utility model；
Fig. 5 is the top view of elevating mechanism described in the utility model；
Fig. 6 is the cross-sectional view of elevating mechanism described in the utility model；
Fig. 7 is the structural scheme of mechanism of guide rail described in the utility model.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
It should be noted that in the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, and is not instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the utility model.
As Figure 1-Figure 2, the embodiments of the present invention provide a kind of lifting for diesel engine of diesel locomotive assembling
Platform, including four support units, assembly platform 1 and elevating mechanism, the assembly platform 1 are horizontally disposed with the upper of elevating mechanism
End, and be sequentially connected with the elevating mechanism, the elevating mechanism drives the assembly platform 1 to move up and down, four branch
The upper end of the assembly platform 1 is removably arranged in support unit, and is located at same rectangular four right angles.
In above-mentioned technical proposal, four support units are mounted on 1 top of assembly platform, by four support units by diesel oil
Machine body is fixed on 1 upper end of assembly platform, then carries out the installation of diesel engine, after oil sump and diesel engine frame assemble,
Diesel engine is dropped into best operational position by elevating mechanism, finally rapidly and accurately realizes DF series internal combustion locomotive diesel oil
The assembling of machine.Hoistable platform in this programme not only facilitates the operation of personnel, also eliminates existing equipment and uses overhead traveling crane handling
The operating process of different form diesel engine frame support etc..
As Figure 3-Figure 4, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the support is single
Member includes support plate 2 and positioning component, and the support plate 2 of four support units is horizontally set on described group in left-right direction
The upper end of assembling platform 1, and same rectangular four right angles are located at, the support plate 2 passes through corresponding positioning
Component is removably connect with the assembly platform 1, positioned at the front and rear sides wall and left side wall of two pieces of support plates 2 in left side
Level is equipped with a pin hole above and on the front and rear sides wall and right side wall of two pieces of support plates 2 on right side, described
A pin shaft 3 is coaxially installed in pin hole, one end of the pin shaft 3 is connected in the corresponding pin hole, the other end
Upper rotatable coaxial sleeve is equipped with a support wheel 4；
The positioning component includes central axis 5 and positioning pin 6, and the central axis 5 is vertically arranged in the assembly platform 1
Upper end, and four central axises 5 are level positioned at same rectangular four right angles, the support plate 2 is located at
The square plate of 1 upper end of assembly platform is set, is equipped with first through hole corresponding with the central axis 5 in the middle part of the upper end,
The central axis 5 is upward through the corresponding first through hole, and second up and down through it is additionally provided in the support plate 2 and is led to
Hole, the upper end of the assembly platform 1 are equipped with one-to-one four third through-holes of the second through-hole with four support plates 2,
The third through-hole is connected to corresponding second through-hole to be formed and the matched mounting hole of the positioning pin 6, the positioning pin 6
It is vertically installed in the corresponding mounting hole, the corresponding support plate 2 is fixed on the assembly platform 1；
Multiple locating pieces 7 are equipped at intervals in the support plate 2, in left-right direction or along front and back on the locating piece 7
To a threaded hole is provided with, the threaded hole internal screw thread is equipped with a bolt 8.
Both in another technical solution, realized between support plate 2 and assembly platform 1 by central axis 5 and positioning pin 6
Between be stably connected with.In use, determining diesel engine model to be assembled first, support plate 2 is rotated around central axis 5 to right
It answers position and is locked by positioning pin 6, first oil sump is steadily put on support wheel 4 with overhead traveling crane, wheel is supported to pass through bearing and pin
Axis 3 is cooperatively connected, and pin shaft 3 is fixed on support unit, by supporting that wheel can be with the position of longitudinally adjusted oil sump.Overhead traveling crane is used again
Diesel-engine body is steadily put on support unit, bolt 8 and 7 worm drive of locating piece, in 7 support plate 2 of locating piece, passes through spiral shell
The stretching of bolt 8 retracts centering diesel-engine body lateral position.It, will by elevating mechanism after oil sump and diesel engine frame assembling
Diesel engine drops to best operational position, finally rapidly and accurately realizes the assembling of DF series internal combustion locomotive diesel engine.
As shown in Fig. 5-Fig. 6, in a kind of hoistable platform for diesel engine of diesel locomotive assembling, the elevator
Structure includes four screw rods 9,10, two diverters 11 of dual-axle motor and four and the one-to-one worm gear case of the screw rod 9, described
The front and rear sides of assembly platform 1 are equipped with two screw rods 9 vertically respectively, and four screw rods 9 are located at same rectangular
Four right angles of shape, screw thread is equipped with mother lead screw 12 on the screw rod 9, is equipped between two screw rods 9 of time interval
One diverter 11, the worm gear case include cabinet 13 and the turbine 14 being arranged in the cabinet 13 and worm screw 15, institute
State 13 inner hollow of cabinet, the mother lead screw 12 on the corresponding screw rod 9 pass vertically through the cabinet 13 and with the cabinet
13 are fixedly connected, and the top of the cabinet 13 is equipped with movable block 16, corresponding about 9 screw rod of the cabinet 13 through pair
The movable block 16 answered, the movable block 16 are described by the rotation connection of the upper end of bearing and the corresponding mother lead screw 12
One end of movable block 16 extends horizontally to 1 lower section of assembly platform and contradicts with the lower end of the assembly platform 1, the turbine
14 it is horizontally disposed be set on the corresponding mother lead screw 12, the worm screw 15 is arranged along the longitudinal direction, and with it is corresponding described
Turbine 14 engages, and one end is pierced by outside the cabinet 13, and the corresponding diverter 11 is sequentially connected, the twin shaft
Motor 10 is arranged in the middle part of 1 lower end of assembly platform, and two output shafts are arranged in left-right direction, and horizontal extension respectively
It is sequentially connected to two diverters 11.
In another technical solution, when elevating mechanism works, dual-axle motor 10 drives its two output shaft rotations, output
Axle envelope is closed to be sequentially connected by the worm screw 15 of diverter 11 connected to it and two worm gear cases of time interval, 11 band of diverter
Corresponding worm screw 15 is moved to rotate, worm screw 15 drives corresponding turbine 14 to rotate again, and turbine 14 drives corresponding mother lead screw 12 to rotate,
Mother lead screw 12 can rotate on screw rod 9 at this time, and the bearing of the upper end and movable block 16 is driven to rise or fall, to pass through
Four movable blocks 16 rise or fall simultaneously, and assembly platform 1 is driven to rise or fall.
In a kind of hoistable platform for diesel engine of diesel locomotive assembling, the lower end of the assembly platform 1 is equipped with
Four with the one-to-one locating piece 17 of the movable block 16, the lower end of the locating piece 17 and the corresponding movable block 16
Upper end abuts.
As shown in fig. 7, further including four and institute in a kind of hoistable platform for diesel engine of diesel locomotive assembling
The one-to-one guide rail 18 of screw rod 9 is stated, the guide rail 18 is vertically arranged in the corresponding screw rod 9 far from the assembly platform 1
Side, the movable block 16 close to the side of its corresponding guide rail 18 be equipped with a convex block 19, the convex block 19 can be upper and lower
The setting of sliding is on the corresponding guide rail 18.
In another technical solution, by the way that guide rail 18 is arranged, the lifting of movable block 16 can be made more stable.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and embodiment shown and described herein with novel.
Claims (7)
1. a kind of hoistable platform for diesel engine of diesel locomotive assembling, which is characterized in that flat including four support units, assembling
Platform (1) and elevating mechanism, the assembly platform (1) is horizontally disposed with the upper end of elevating mechanism, and is driven and connects with the elevating mechanism
It connects, the elevating mechanism drives the assembly platform (1) to move up and down, and four support units are removably arranged in described
The upper end of assembly platform (1), and it is located at same rectangular four right angles.
2. a kind of hoistable platform for diesel engine of diesel locomotive assembling as described in claim 1, which is characterized in that the branch
Supportting unit includes support plate (2) and positioning component, and the support plate (2) of four support units is horizontally disposed in left-right direction
In the upper end of the assembly platform (1), and same rectangular four right angles are located at, the support plate (2) is logical
It crosses corresponding positioning component removably to connect with the assembly platform (1), before two pieces of support plates (2) in left side
It is horizontal on two sidewalls and left side wall and on the front and rear sides wall and right side wall of two pieces of support plates (2) on right side afterwards
It is coaxially installed with equipped with a pin hole, in the pin hole pin shaft (3), one end of the pin shaft (3) is connected to corresponding
In the pin hole, rotatable coaxial sleeve is equipped with a support wheel (4) on the other end.
3. a kind of hoistable platform for diesel engine of diesel locomotive assembling as claimed in claim 2, which is characterized in that described fixed
Hyte part includes central axis (5) and positioning pin (6), and the central axis (5) is vertically arranged in the assembly platform (1) upper end,
And four central axises (5) are located at same rectangular four right angles, the support plate (2) is to be horizontally set on
The square plate of assembly platform (1) upper end, the upper end middle part are equipped with first through hole corresponding with the central axis (5), institute
It states central axis (5) and is upward through the corresponding first through hole, second up and down through it is additionally provided on the support plate (2) and is led to
Hole, the upper end of the assembly platform (1) are equipped with logical with one-to-one four thirds of the second through-hole of four support plates (2)
Hole, the third through-hole with corresponding second through-hole be connected to formed with the positioning pin (6) matched mounting hole, it is described fixed
Position pin (6) is vertically installed in the corresponding mounting hole, and it is flat that the corresponding support plate (2) is fixed on the assembling
On platform (1).
4. a kind of hoistable platform for diesel engine of diesel locomotive assembling as claimed in claim 2, which is characterized in that the branch
It is equipped at intervals on fagging (2) multiple locating pieces (7), is provided with one in left-right direction or along the longitudinal direction on the locating piece (7)
Threaded hole, the threaded hole internal screw thread are equipped with a bolt (8).
5. a kind of hoistable platform for diesel engine of diesel locomotive assembling according to any one of claims 1-4, feature exist
In the elevating mechanism includes four screw rods (9), dual-axle motor (10), two diverters (11) and four and the screw rod (9)
The front and rear sides of one-to-one worm gear case, the assembly platform (1) are equipped with two screw rods (9), four institutes vertically respectively
It states screw rod (9) and is located at same rectangular four right angles, screw thread is equipped with mother lead screw on the screw rod (9)
(12), it is equipped with the diverter (11) between two screw rods (9) of time interval, the worm gear case includes cabinet (13)
With worm gear (14) in the cabinet (13) and worm screw (15) be set, cabinet (13) inner hollow, it is corresponding described in
Mother lead screw (12) on screw rod (9) passes vertically through the cabinet (13) and is fixedly connected with the cabinet (13), the cabinet
(13) it is equipped with above movable block (16), the corresponding screw rod (9) of the cabinet (13) runs through the corresponding shifting up and down
Motion block (16), the movable block (16) pass through the rotation connection of the upper end of bearing and the corresponding mother lead screw (12), the movement
One end of block (16) extends horizontally to below the assembly platform (1) and contradicts with the lower end of the assembly platform (1), the snail
Wheel (14) is horizontally disposed to be set on the corresponding mother lead screw (12), and the worm screw (15) is arranged along the longitudinal direction, and with it is right
The worm gear (14) engagement answered, and one end is pierced by the cabinet (13) outside, and the corresponding diverter (11) passes
Dynamic connection, dual-axle motor (10) setting is in the middle part of the assembly platform (1) lower end, and two output shafts are in left-right direction
Setting, and extend horizontally to be sequentially connected with two diverters (11) respectively.
6. a kind of hoistable platform for diesel engine of diesel locomotive assembling as claimed in claim 5, which is characterized in that described group
The lower end of assembling platform (1) set there are four with the one-to-one locating piece (17) of the movable block (16), the locating piece (17)
Lower end is abutted with the upper end of the corresponding movable block (16).
7. a kind of hoistable platform for diesel engine of diesel locomotive assembling as claimed in claim 5, which is characterized in that further include
Four are vertically arranged in the corresponding screw rod (9) far with the screw rod (9) one-to-one guide rail (18), the guide rail (18)
Side from the assembly platform (1), the movable block (16) are convex equipped with one close to the side of its corresponding guide rail (18)
Block (19), the convex block (19), which can slide up and down, to be arranged on the corresponding guide rail (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282326.6U CN209668694U (en) | 2019-03-06 | 2019-03-06 | A kind of hoistable platform for diesel engine of diesel locomotive assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282326.6U CN209668694U (en) | 2019-03-06 | 2019-03-06 | A kind of hoistable platform for diesel engine of diesel locomotive assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209668694U true CN209668694U (en) | 2019-11-22 |
Family
ID=68570650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920282326.6U Withdrawn - After Issue CN209668694U (en) | 2019-03-06 | 2019-03-06 | A kind of hoistable platform for diesel engine of diesel locomotive assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209668694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109896466A (en) * | 2019-03-06 | 2019-06-18 | 唐山百川智能机器股份有限公司 | A kind of hoistable platform for diesel engine of diesel locomotive assembling |
-
2019
- 2019-03-06 CN CN201920282326.6U patent/CN209668694U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109896466A (en) * | 2019-03-06 | 2019-06-18 | 唐山百川智能机器股份有限公司 | A kind of hoistable platform for diesel engine of diesel locomotive assembling |
| CN109896466B (en) * | 2019-03-06 | 2023-11-03 | 唐山百川智能机器股份有限公司 | Lifting platform for diesel engine assembly of diesel locomotive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106948627B (en) | Upper frame antedisplacement rotary device | |
| CN106319606B (en) | Matrix form electroplating assembly line | |
| CN209668694U (en) | A kind of hoistable platform for diesel engine of diesel locomotive assembling | |
| CN112223262B (en) | A manipulator lift rotation platform for car as a house trailer production usefulness | |
| CN201043087Y (en) | Lifting power device for auto body soldering product line | |
| CN203766722U (en) | Electromobile crank-slider-type quick battery changing device | |
| CN214446355U (en) | Liftable arm mechanism | |
| CN109896466A (en) | A kind of hoistable platform for diesel engine of diesel locomotive assembling | |
| CN203006425U (en) | Automatic turnover mechanism | |
| CN200979486Y (en) | An electric moving device of a vibro-bench | |
| CN210258778U (en) | Blue oil of rudderstock blue is blue to be joined in marriage platform frock | |
| CN211193885U (en) | Simple three-axis manipulator | |
| CN114526110A (en) | Mine ventilation dust fall automated control slide rail device | |
| CN213140122U (en) | Upright structure of rotary container | |
| CN210887835U (en) | Step lifting platform | |
| CN211419464U (en) | Reciprocating type elevator | |
| CN113171804A (en) | Cabinet is stored to clinical laboratory | |
| CN218320591U (en) | Jacking assembly and AGV jacking device | |
| CN216048542U (en) | Novel ice pushing mechanism | |
| CN214428238U (en) | Three-degree-of-freedom-based fixed platform | |
| CN219362384U (en) | Full-automatic turning device that stability is good | |
| CN110656740A (en) | Step lifter and method for driving step lifter | |
| CN215364741U (en) | Fixing support for unmanned forklift | |
| CN217050363U (en) | Multi-degree-of-freedom dismounting device inside large equipment | |
| CN211321805U (en) | Control panel convenient to assemble and disassemble |
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: 20191122 Effective date of abandoning: 20231103 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191122 Effective date of abandoning: 20231103 |