CN108377687A - A kind of gardens environment-friendly type mechanical hand implement - Google Patents
A kind of gardens environment-friendly type mechanical hand implement Download PDFInfo
- Publication number
- CN108377687A CN108377687A CN201810160744.8A CN201810160744A CN108377687A CN 108377687 A CN108377687 A CN 108377687A CN 201810160744 A CN201810160744 A CN 201810160744A CN 108377687 A CN108377687 A CN 108377687A
- Authority
- CN
- China
- Prior art keywords
- rotating cylinder
- crank
- rack
- strainer
- rotation
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B71/00—Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/10—Programme-controlled manipulators characterised by positioning means for manipulator elements
- B25J9/12—Programme-controlled manipulators characterised by positioning means for manipulator elements electric
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Robotics (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a kind of gardens environment-friendly type mechanical hand implements, including rack, the rack is equipped with speed-changing driving device, the speed-changing driving device includes driving motor, belt pulley, crank holder, crank, sliding slot, sliding block, output wheel, the crank holder is set in rack, it is rotatablely equipped with crank on the crank holder, the round end of the crank is equipped with belt pulley, the belt pulley motor driving driven, the turn over end of the crank is connected with idler wheel, the sliding slot is set in rack, it is provided with screw rod along its length in the sliding slot, the sliding block is bolted on the screw rod, the sliding block is equipped with output shaft.The speed-changing driving device of the present invention is by the movement of screw rod adjusting slider, to make output wheel have the function of the state transformation of uniform motion and non-uniform movement, to have effects that be not easy to block cutter head in the operations such as loosen the soil, mow.
Description
Technical field
The present invention relates to mechanical work technical fields, and in particular to a kind of gardens environment-friendly type mechanical hand implement.
Background technology
Currently, robot manipulator structure design is complicated, and it is of high cost, it needs to improve；It loosens the soil, be easy to block cutter head in cutting operation,
It needs to improve.
Invention content
(1) technical problems to be solved
It is existing to solve the technical problem to be solved in the present invention is to provide a kind of gardens environment-friendly type mechanical hand implement
Robot manipulator structure design is complicated in technology, of high cost, and the problem of loosen the soil, be easy to block cutter head in cutting operation.
(2) technical solution
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of gardens environment-friendly type mechanical hand work
Industry equipment, including rack, the rack are equipped with speed-changing driving device, and the speed-changing driving device includes driving motor, belt
Wheel, crank holder, crank, sliding slot, sliding block, output wheel, the crank holder are set in rack, are rotated on the crank holder
Crank is installed, the round end of the crank is equipped with belt pulley, the belt pulley motor driving driven, the crank it is whole
Turn end and be connected with idler wheel, the sliding slot is set in rack, is provided with screw rod in the sliding slot along its length, on the screw rod
It is bolted with the sliding block, the sliding block is equipped with output shaft, and the output shaft is rotatablely connected output wheel, and the output wheel is equipped with
The groove of strip, the idler wheel are set in the groove, the rotation axis axis where the output shaft and the belt pulley
In same level, the belt pulley drives crank rotation to drive output wheel rotation by idler wheel；
Refuse disposal installation is additionally provided in the rack, the refuse disposal installation includes the suction pipe and wind being set in rack
Machine, the suction pipe are equipped with filter device and feed opening, and the filter device is three, on the suction pipe from left to right successively
For the first strainer, the second strainer and third strainer, the feed opening is located at the left side of the first strainer and Open Side Down, the blanking
The rack of mouthful lower end is equipped with picking-up container, and the suction pipe between second strainer and third strainer is equipped with dust outlet tube, it is described go out
It is equipped at dirt pipe and connects dirt bag, first strainer is made of steel, and second strainer and third strainer use high density Buddhist nun
Imperial strainer is made.
The rack is equipped with mechanical arm, and the mechanical arm connects robot device, and the robot device includes connection
Mounting hole is equipped in the middle part of the support plate on mechanical arm, the support plate, rotation is described equipped with the first rotating cylinder in the mounting hole
Rotation is equipped with manipulator rotating cylinder in first rotating cylinder, and first rotating cylinder and manipulator rotating cylinder are located at the both sides of support plate, and described the
Internal messing toothed type ratchet is equipped in one rotating cylinder, the one end of the manipulator rotating cylinder is connected with pawl by ratchet spring, described
Ratchet spring forces the pawl to be meshed with the internal messing toothed type ratchet and realizes single-direction transmission, the outer end of first rotating cylinder
Face is equipped with convex annular wheel face, and the support plate is connected with rectangular sliding sleeve by strut, and sliding is equipped with rectangular in the rectangular sliding sleeve
Slide bar, the rectangular slide bar pass through the manipulator rotating cylinder, the axial direction of the glide direction and manipulator rotating cylinder of the rectangular slide bar
Parallel, one end of the rectangular slide bar is equipped with transverse support bar, and tension spring, institute are equipped between the transverse support bar and support plate
Transverse support bar is stated equipped with bar is supported, the bar of supporting is connected to by the active force of tension spring on convex annular wheel face always, described
It is set on the side adjacent with manipulator rotating cylinder in support plate there are two limiting steering column, the manipulator rotating cylinder is equipped with limit convex
Portion, when manipulator drum rotation, the stopper protrusion can be resisted against two limiting steering columns, so that the manipulator rotating cylinder
Angle of rotation be limited within the scope of 130 °, the ratchet of the internal messing toothed type ratchet is laid with 3, the manipulator rotating cylinder
Rotation moves to next ratchet, the rotation of first rotating cylinder with pawl from a ratchet of the internal messing toothed type ratchet
Bar is supported by the drive of convex annular wheel face to move along supporting pole length direction.
(3) advantageous effect
The present invention is compared to the prior art, has the advantages that：
The robot device of the present invention makes rectangular slide bar that stroke variation occur by the rotation of manipulator rotating cylinder, to
Realize that the conversion of mechanical finger function, simple in structure, reasonable design have practicability.The speed-changing driving device of the present invention passes through
The movement of screw rod adjusting slider, to make output wheel have the function of the state transformation of uniform motion and non-uniform movement, thus
Loosening the soil, mow etc. in operations has effects that be not easy to block cutter head.
Description of the drawings
Fig. 1 is the layout of the present invention.
Fig. 2 is the structure chart of the speed-changing driving device of the present invention.
Fig. 3 is the exploded view of the speed-changing driving device of the present invention.
Fig. 4 is the stereogram of the robot device of the present invention.
Fig. 5 is the exploded view of the robot device of the present invention.
Fig. 6 is the structure chart of the manipulator rotating cylinder of the robot device of the present invention.
Fig. 7 is the structure chart of the first rotating cylinder of the robot device of the present invention.
Fig. 8 is the structure chart of the support plate of the robot device of the present invention.
Fig. 9 is the structure chart of the refuse disposal installation of the present invention.
Specific implementation mode
With reference to the accompanying drawings and embodiments, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1 to Figure 3, the present invention provides a kind of gardens environment-friendly type mechanical hand implement, including rack 100,
The rack 100 is equipped with speed-changing driving device 40, and the speed-changing driving device 40 includes driving motor (not shown), belt pulley
41, crank holder 42, crank 43, sliding slot 44, sliding block 45, output wheel 46, the crank holder 42 are set in rack 100, institute
It states and is rotatablely equipped with crank 43 on crank holder 42, the round end of the crank 43 is equipped with belt pulley 41, the belt pulley 41
Motor driven drives and rotates, and the turn over end of the crank 43 is rotatably connected to idler wheel 47, and the sliding slot 44 is set to rack
On 100, screw rod 48 is provided in the sliding slot 44 along its length, the sliding block 45, the cunning are bolted on the screw rod 48
Block 45 is equipped with output shaft 49, and the output shaft 49 is rotatablely connected output wheel 46, and the output wheel 46 is equipped with the recessed of strip
Slot 461, the setting direction of the groove 461 and the radius of the output wheel 46 coincide, and the idler wheel 47 is set to described recessed
In slot 461, the rotation axis axis where the output shaft 49 and the belt pulley 41 is located in same level, the belt pulley
41 drive the rotation of crank 43 to drive output wheel 46 to rotate by idler wheel 47；One end of the screw rod 48 is equipped with handle 50.
In actual job, output wheel can be used for connection operation cutter head, and operation cutter head can be loosen the soil use or use etc. of mowing, and work as output
When the pivot center of axis and belt pulley is located along the same line, output wheel output is uniform motion, and it is good to be suitable for manipulating object
Good situation；After driving screw rod, when output shaft is located at from the pivot center of belt pulley on different straight lines, output wheel output
Be non-uniform movement, speed and torque constantly change, and contribute to the blocking for understanding cutter head.
As shown in Fig. 1, Fig. 4 to Fig. 8, the rack 100 is equipped with mechanical arm 11, and the mechanical arm 11 connects manipulator dress
10 are set, the robot device 10 includes the support plate 12 being connected on mechanical arm 11, and 12 middle part of the support plate is equipped with installation
Hole 13, the interior rotation of the mounting hole 13 are equipped with the first rotating cylinder 14, and rotation is equipped with manipulator rotating cylinder 15, institute in first rotating cylinder 14
It states the first rotating cylinder 14 and manipulator rotating cylinder 15 is located at the both sides of support plate 12, the mounting hole 13, the first rotating cylinder 14, manipulator turn
Cylinder 15 is coaxial arrangement, and internal messing toothed type ratchet 141, the one end of the manipulator rotating cylinder 15 are equipped in first rotating cylinder 14
It is connected with pawl 17 by ratchet spring 16, the ratchet spring 16 forces the pawl 17 and the internal messing toothed type ratchet
141, which are meshed, realizes single-direction transmission, so that after manipulator turn 15 turns over an angle, pawl 17 is engaged in internal meshing ratchet
141, the outer end face of first rotating cylinder 14 is equipped with convex annular wheel face 142, and the support plate 12 is connected with rectangular by strut 18
Sliding sleeve 19,19 and first rotating cylinder 14 of the rectangular sliding sleeve are set to the homonymy of support plate 12, slide and be equipped in the rectangular sliding sleeve 19
Rectangular slide bar 20, the rectangular slide bar 20 pass through the manipulator rotating cylinder 15, glide direction and the machinery of the rectangular slide bar 20
The axial direction of hand rotating cylinder 15 is parallel, and one end of the rectangular slide bar 20 is equipped with transverse support bar 21, the transverse support bar 21 with
Tension spring 22 is equipped between support plate 12, the transverse support bar 21 is equipped with and supports bar 23, and the bar 23 of supporting is by tension spring 22
Active force is connected to always on convex annular wheel face 142, the axial phase of the setting direction for supporting bar 23 and manipulator rotating cylinder 15
It is parallel, set that there are two limiting steering column 24, the manipulators in the support plate 12 on the side adjacent with manipulator rotating cylinder 15
Rotating cylinder 15 is equipped with stopper protrusion 25, the manipulator rotating cylinder 15 when rotating the stopper protrusion 25 can be resisted against two and turn to limit
Position column 24, so that the angle of rotation of the manipulator rotating cylinder 15 is limited within the scope of 130 °, the spine of the internal messing toothed type ratchet 141
Tooth is laid with 3, and the rotation of the manipulator rotating cylinder 15 is with pawl 17 from a spine of the internal messing toothed type ratchet 141
Tooth moves to next ratchet, and the rotation of first rotating cylinder 14 supports bar 23 along supporting bar by the drive of convex annular wheel face 142
Length direction moves, and to drive rectangular slide bar 20 to be moved along rectangular sliding sleeve 19, on convex annular wheel face there are 3 positioning regions to be used for
Position rectangular slide bar.
The course of work of the robot device is as follows：Manipulator rotating cylinder 15 is by the drive (not shown) of manipulator motor
Realize positive and negative rotation, due to the limitation of two limiting steering columns, the angle of rotation of manipulator rotating cylinder 15 is limited within the scope of 130 °, machine
Tool hand rotating cylinder only when rotation is abutted against to a wherein limiting steering column, just can make pawl 17 be engaged to internal messing toothed type ratchet
141, then the first rotating cylinder 14 can just be driven to rotate together, the first rotating cylinder will not be driven and rotate, first turn in the case of remaining
Cylinder 14 is every time after 120 ° of rotation, and relative motion will be occurred with convex annular wheel face 142 by supporting bar 23, therefore rectangular slide bar 20 can have
There are 3 movement travels, this 3 movement travels are transmitted to the mechanical finger (not shown) of end, there can be 3 specific actions
State, such as correspond to the expansion of mechanical finger, hold, clutch state, in each state, manipulator rotating cylinder 15 can be certain
Positive and negative rotation in angle, without the transformation of Crush trigger mobile phone state.
As shown in Fig. 1 and Fig. 9, refuse disposal installation 70 is additionally provided in the rack 100, the refuse disposal installation 70 wraps
Suction pipe 71 and wind turbine 72 in rack 100 are included, the suction pipe 71 is equipped with filter device and feed opening 73, the filtering dress
Three are set to, the first strainer 74, the second strainer 75 and third strainer 76 are followed successively by from left to right on the suction pipe 71, under described
Material mouth 73 is located at the left side of the first strainer 74 and Open Side Down, and the rack 100 of 73 lower end of the feed opening is equipped with picking-up container 77,
Suction pipe 71 between second strainer 75 and third strainer 76 is equipped with dust outlet tube 78, is equipped at the dust outlet tube 78 and connects dirt bag
79, first strainer 74 is made of steel, can withstand the shock of more big rubbish, second strainer 75 and the
Three strainers 76 are made of high density nylon leaching net, and the refuse disposal installation can handle rubbish, have the feature of environmental protection.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (2)
1. a kind of gardens environment-friendly type mechanical hand implement, including rack, which is characterized in that the rack is driven equipped with speed change
Dynamic device, the speed-changing driving device includes driving motor, belt pulley, crank holder, crank, sliding slot, sliding block, output wheel, institute
It states crank holder to be set in rack, crank is rotatablely equipped on the crank holder, the round end of the crank is equipped with skin
Belt wheel, the belt pulley motor driving driven, the turn over end of the crank are connected with idler wheel, and the sliding slot is set to rack
On, screw rod is provided in the sliding slot along its length, the sliding block is bolted on the screw rod, the sliding block is equipped with output
Axis, the output shaft are rotatablely connected output wheel, and the output wheel is equipped with the groove of strip, and the idler wheel is set to described recessed
In slot, the rotation axis axis where the output shaft and the belt pulley is located in same level, and the belt pulley drives bent
Handle rotation by idler wheel so that drive output wheel rotation；
Refuse disposal installation is additionally provided in the rack, the refuse disposal installation includes the suction pipe and wind turbine being set in rack,
The suction pipe is equipped with filter device and feed opening, and the filter device is three, is followed successively by from left to right on the suction pipe
First strainer, the second strainer and third strainer, the feed opening is located at the left side of the first strainer and Open Side Down, the feed opening
The rack of lower end is equipped with picking-up container, and suction pipe between second strainer and third strainer is equipped with dust outlet tube, it is described go out dirt
It is equipped at pipe and connects dirt bag, first strainer is made of steel, and second strainer and third strainer use high density nylon
Strainer is made.
2. rack according to claim 1, which is characterized in that the rack is equipped with mechanical arm, the mechanical arm connection
Robot device, the robot device include the support plate being connected on mechanical arm, and mounting hole is equipped in the middle part of the support plate,
Rotation is equipped with the first rotating cylinder in the mounting hole, in first rotating cylinder rotation be equipped with manipulator rotating cylinder, first rotating cylinder and
Manipulator rotating cylinder is located at the both sides of support plate, and internal messing toothed type ratchet is equipped in first rotating cylinder, the manipulator rotating cylinder
One end is connected with pawl by ratchet spring, and the ratchet spring forces the pawl mutually to be nibbled with the internal messing toothed type ratchet
It closes and realizes single-direction transmission, the outer end face of first rotating cylinder is equipped with convex annular wheel face, and the support plate passes through the strut side of being connected with
Shape sliding sleeve, the interior sliding of the rectangular sliding sleeve are equipped with rectangular slide bar, and the rectangular slide bar passes through the manipulator rotating cylinder, described rectangular
The glide direction of slide bar is parallel with the axial direction of manipulator rotating cylinder, and one end of the rectangular slide bar is equipped with transverse support bar, described
Tension spring is equipped between transverse support bar and support plate, the transverse support bar is equipped with and supports bar, and the bar of supporting is by tension spring
Active force is connected to always on convex annular wheel face, sets that there are two turn in the support plate on the side adjacent with manipulator rotating cylinder
Limited post, the manipulator rotating cylinder are equipped with stopper protrusion, and when manipulator drum rotation, the stopper protrusion can be resisted against
Two limiting steering columns, so that the angle of rotation of the manipulator rotating cylinder is limited within the scope of 130 °, the internal messing toothed type ratchet
Ratchet be laid with 3, the rotation of the manipulator rotating cylinder is with pawl from a ratchet of the internal messing toothed type ratchet
Next ratchet is moved to, the rotation of first rotating cylinder is supported bar by the drive of convex annular wheel face and transported along pole length direction is supported
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160744.8A CN108377687A (en) | 2018-02-27 | 2018-02-27 | A kind of gardens environment-friendly type mechanical hand implement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160744.8A CN108377687A (en) | 2018-02-27 | 2018-02-27 | A kind of gardens environment-friendly type mechanical hand implement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108377687A true CN108377687A (en) | 2018-08-10 |
Family
ID=63068552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810160744.8A Withdrawn CN108377687A (en) | 2018-02-27 | 2018-02-27 | A kind of gardens environment-friendly type mechanical hand implement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108377687A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111883993A (en) * | 2020-07-30 | 2020-11-03 | Oppo广东移动通信有限公司 | Electronic device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2250218Y (en) * | 1995-12-05 | 1997-03-26 | 鞍山钢铁公司 | Hand-held automatic magnetic force fixing saw machine |
| CN102928305A (en) * | 2012-11-14 | 2013-02-13 | 中国建筑第八工程局有限公司 | Resonant mode composite material sheet fatigue tester |
| CN203417464U (en) * | 2013-07-02 | 2014-02-05 | 广东澄星航模科技有限公司 | Model airplane of single-airscrew multi-connecting-rod structure |
| CN103644273A (en) * | 2013-11-25 | 2014-03-19 | 重庆市璧山爱华有限责任公司 | Assembly machine speed change rotating mechanism |
| CN205288980U (en) * | 2015-12-18 | 2016-06-08 | 中国建筑第七工程局有限公司 | Building rubbish disposal device |
| CN205388031U (en) * | 2016-03-09 | 2016-07-20 | 西南石油大学 | Adjustable electric fan angle of oscillation device |
| CN206045102U (en) * | 2016-07-21 | 2017-03-29 | 翁建森 | A kind of automated injection device with safety protection mechanism scalable dosage |
| CN107660935A (en) * | 2017-10-30 | 2018-02-06 | 宁波景珍堂生物科技有限公司 | Multifunctional baby health bed |
-
2018
- 2018-02-27 CN CN201810160744.8A patent/CN108377687A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2250218Y (en) * | 1995-12-05 | 1997-03-26 | 鞍山钢铁公司 | Hand-held automatic magnetic force fixing saw machine |
| CN102928305A (en) * | 2012-11-14 | 2013-02-13 | 中国建筑第八工程局有限公司 | Resonant mode composite material sheet fatigue tester |
| CN203417464U (en) * | 2013-07-02 | 2014-02-05 | 广东澄星航模科技有限公司 | Model airplane of single-airscrew multi-connecting-rod structure |
| CN103644273A (en) * | 2013-11-25 | 2014-03-19 | 重庆市璧山爱华有限责任公司 | Assembly machine speed change rotating mechanism |
| CN205288980U (en) * | 2015-12-18 | 2016-06-08 | 中国建筑第七工程局有限公司 | Building rubbish disposal device |
| CN205388031U (en) * | 2016-03-09 | 2016-07-20 | 西南石油大学 | Adjustable electric fan angle of oscillation device |
| CN206045102U (en) * | 2016-07-21 | 2017-03-29 | 翁建森 | A kind of automated injection device with safety protection mechanism scalable dosage |
| CN107660935A (en) * | 2017-10-30 | 2018-02-06 | 宁波景珍堂生物科技有限公司 | Multifunctional baby health bed |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111883993A (en) * | 2020-07-30 | 2020-11-03 | Oppo广东移动通信有限公司 | Electronic device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180810 |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Wu Shunwei Document name: Notification of Approving Refund |