CN109484192A - A kind of double source trolleybus collector system with automatic capture function - Google Patents
A kind of double source trolleybus collector system with automatic capture function Download PDFInfo
- Publication number
- CN109484192A CN109484192A CN201811631381.8A CN201811631381A CN109484192A CN 109484192 A CN109484192 A CN 109484192A CN 201811631381 A CN201811631381 A CN 201811631381A CN 109484192 A CN109484192 A CN 109484192A
- Authority
- CN
- China
- Prior art keywords
- collector
- gauze
- trolley pole
- controller
- catcher
- 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.)
- Pending
Links
- 230000005611 electricity Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/20—Details of contact bow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/22—Supporting means for the contact bow
- B60L5/28—Devices for lifting and resetting the collector
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/22—Supporting means for the contact bow
- B60L5/28—Devices for lifting and resetting the collector
- B60L5/32—Devices for lifting and resetting the collector using fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention discloses a kind of double source trolleybus collector system with automatic capture function, system and integrated power supply system are executed including current collection, it includes sequentially connected collector shoe, trolley pole and base assembly that current collection, which executes system, collector shoe is electrically connected after capturing successfully automatically with city gauze, city gauze configures wired network catcher, identification item is set on gauze catcher, identification item is recognized by camera, and camera is electrically connected with interior monitor screen.Integrated power supply system includes filter circuit, isolating transformer, high tension distribution system, sideway electric machine controller and integrated power-supply controller of electric.The system cooperates electric-control system by the way that special image identifying system is added, and can fast and accurately complete automatic capture of the trolley pole to gauze, has for the application of city trolley bus and pushes effect well.
Description
Technical field
The present invention relates to double source trolleybus fields, and in particular to a kind of double source trolleybus with automatic capture function
Collector system.
Background technique
In recent years, double source trolleybus is by small, the highly-safe, dynamic property of pollution and good reliability, course continuation mileage length, city
City's gauze sets up the high advantage of selectivity, just gradually replaces traditional trolleybus.
But there is no particularly pertinent improvement, current collections in terms of reducing driver labour for common double source trolleybus
Bar takes net substantially or by driver;In this way, after electric car midway drop bar or de- bar again linked network when to the shadow of urban transportation
Sound is not well solved.These problems restrict the popularization and development of double source trolleybus, especially new at home
Under the situation that energy automobile is greatly developed, the competition of double source trolleybus is reduced.
Summary of the invention
The inconvenient problem of net is taken for existing double source trolleybus collecting pole, the present invention discloses one kind and captures function with automatic
The double source trolleybus collector system of energy, the system cooperate electric-control system by the way that special image identifying system is added, can be quick
Automatic capture of the trolley pole to gauze is accurately completed, has for the application of city trolley bus and pushes effect well.
A kind of double source trolleybus collector system with automatic capture function, including current collection execute system and integrated power supply
System, the power battery of the output end connection vehicle of the integrated power supply system;
It includes sequentially connected collector shoe, trolley pole and base assembly that the current collection, which executes system, and the collector shoe is certainly
It moves and is electrically connected after capturing successfully with city gauze, the city gauze configures wired network catcher, sets on the gauze catcher
Surely there is identification item, the identification item is recognized by camera, and the camera is electrically connected with interior monitor screen, described trolley pole one end
It is connected with collector shoe, the other end is connected with base assembly;
The integrated power supply system include filter circuit, isolating transformer, high tension distribution system, sideway electric machine controller and
Integrated power supply controller, the unstable high voltage direct current of gauze of collector shoe acquisition, first passes through the filter circuit pressure stabilizing, then pass through
Transformation is isolated in the isolating transformer, and the output of high voltage direct current, the high pressure are completed finally by the high tension distribution system
Distribution system output end connects vehicle high tension battery, and the integrated power supply controller controls the movement of above-mentioned several devices, institute
It states sideway electric machine controller and takes electricity from high tension distribution system, the sideway electric machine controller is connect with current-collector controller CNA;
The automatic capture function of this collector system realizes that process is as follows: camera captured in real-time catcher position returns to
Interior monitor screen;Driver, which controls vehicle parking by observation monitor screen, (can have one in gauze catcher following distance
Fixed inclined line), then open rising stem switch;Camera identifies the identification item on gauze catcher, is transmitted to current-collector controller,
The position coordinates of catcher are calculated after current-collector controller progress image procossing, collector shoe pair is completed in control trolley pole movement
The automatic capture of city gauze.
Preferably, the base assembly includes the pneumatic system for controlling trolley pole movement in vertical direction, control trolley pole water
Square to movement sideway electric system and guidance trolley pole return in roller system.
Preferably, the trolley pole top is connected with insulating cord, and the insulating cord is connected with rope case, and the rope case is mounted on
Electric car tail portion.
Preferably, the current-collector controller adjusts pneumatic system by rigid line control valve group, completes trolley pole Vertical Square
To movement, pass through CAN bus and control electric machine controller, electric machine controller adjusts sideway electric system, it is complete after trolley pole it is horizontal
The movement in direction.
Beneficial effects of the present invention:
(1) there is the catcher of special identifier by electrical collector system cooperation, it is precisely fast to can be realized double source trolleybus
The automatic capture of speed, reduces the labor intensity of driver, while can be reduced when trolley pole takes net again again to urban transportation
Influence, effectively improve the competitiveness of double source trolleybus.
(2) electric system is in conjunction with pneumatic system, it is ensured that trolley pole adjustment direction in space facilitates collector shoe and city
Gauze accurately connects.
(3) power battery of the output end connection vehicle of integrated power supply system, cooperation distribution system is to trolley pole sideway electricity
Machine controller provides high-voltage electricity, guarantees that trolley pole can also be with Electronic control when integrated power supply does not work.
(4) electronic compatible with machinery in electrical collector system, improve the safety and reliability of system.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is present system block diagram;
Fig. 2 is schematic structural view of the invention;
Fig. 3 is integrated power supply system outline drawing;
Fig. 4 is that current collection executes system main view;
Fig. 5 is that current collection executes system top view;
Fig. 6 is partial enlarged view one;
Fig. 7 is partial enlarged view two;
Fig. 8 is base assembly part-structure figure;
Fig. 9 is trolley pole tail portion structure chart;
Figure 10 is that collector system captures flow chart automatically;
Figure 11 is that bar control flow chart drops in collector system.
In figure: 1- vehicle, 2- integrated power supply system, 3- current collection execute system, the city 4- gauze, 5- trolley pole sideway motor
Controller, 6- base assembly, 7- pneumatic system, 8- sideway electric system, 9- roller system, 10- current-collector controller, 11- valve
Group, 12- trolley pole, 13- pneumatically put away sports equipment device, 14- camera, 15- rope case, 16- collector shoe, 17- gauze catcher.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Whole description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiments herein, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall in the protection scope of this application.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.
In the description of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ",
" fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be machinery
Connection, is also possible to be electrically connected;It can be directly connected, two elements can also be can be indirectly connected through an intermediary
The interaction relationship of internal connection or two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
As shown in figs 1-9, collector system of the invention includes that current collection executes system 3 and integrated power supply system 2, and current collection executes
System 3 connects city gauze 4, and integrated power supply system 2 connects vehicle 1 and current collection executes system 3.Current collection executes system 3 and covers collection
Trolley 16, trolley pole 12, base assembly 6, device 13 of pneumatically putting away sports equipment, rope case 15, valve group 11, camera 14, current-collector controller 10
Deng;Integrated power supply system 2 is by filter circuit, isolating transformer, high tension distribution system, sideway electric machine controller 5 and integrated power supply
The composition such as controller.
The rippled DC electricity of city gauze 4 is transmitted to by collector shoe 16 and high-voltage line and is installed on roof by this collector system
The integrated power supply system 2 at middle part, integrated power supply controller control internal electrical part and complete the movement such as filtering, transformation, rectification, pass through
Rectifying and pressure-regulating exports stable high voltage direct current and supplies electricity to vehicle 1;Meanwhile the power of the output end connection vehicle of integrated power supply system 2
Battery, cooperation distribution system provide high-voltage electricity to sideway electric machine controller 5, guarantee that trolley pole 12 can also when integrated power supply does not work
With Electronic control.
The collector shoe 16 of acquisition gauze electric current is installed on 12 upper end of trolley pole, and 12 lower end of trolley pole is installed on base assembly 6,
Base assembly 6 is integrated with the pneumatic system 7 of control trolley pole movement in vertical direction, controls the sideway of trolley pole horizontal motion
Electric system 8 and guidance trolley pole 12 return in roller system 9 and associated support, after base assembly 6 is directly mounted at roof
Portion;After trolley pole 12 lands, it is located at 13 automatic locking of device of pneumatically putting away sports equipment of roof tail portion;Rope case 15 is installed on middle part on rear side of vehicle
It is on the upper side, it is connected by the insulating cord for being wrapped in internal with 12 top of trolley pole, for artificially controlling the position of trolley pole;High definition is taken the photograph
Roof tail portion is installed on as first 14, for real-time monitoring trolley pole operating condition and it is automatic capture when positioning;Current-collector
Controller 10 is located at base-adjacent, after receiving 1 elevating lever order of vehicle, completes the control of trolley pole.
Automatic capture-process is as follows: the position of 14 captured in real-time gauze catcher 17 of camera returns to interior monitor screen;
Driver, which controls vehicle parking by observation monitor screen, (can have certain inclined line) in 17 following distance of gauze catcher,
Then rising stem switch is opened;There is specific identification item on gauze catcher 17, can be identified by camera 14, camera 14 is simultaneously
Current-collector controller 10 is connected, the position coordinates of gauze catcher 17 are calculated after the progress image procossing of current-collector controller 10,
Then the movement that pneumatic system 7 completes trolley pole vertical direction is adjusted by rigid line control valve group 11, while passes through CAN bus control
Electric machine controller 5 processed adjusts the weaving that 8 system of motor completes trolley pole horizontal direction, finally completes accurately and fast certainly
It is dynamic to capture.The automatic detailed process that captures is shown in Figure 10.In addition, need to drop bar after catastrophe failure occurs, bar detailed process is shown in Figure 11.
This collector system if electric control part fails, is also compatible with a set of mechanical system mainly based on Electronic control, i.e., with
The insulating cord that trolley pole 12 connects and the rope case 15 for retractable insulating cord, can equally complete trolley pole under manual operation
12 lifting deviates and to take net similar with traditional trolleybus;It is electronic compatible with machinery in electric system, improve system
Safety and reliability.
The foregoing description of the disclosed embodiments makes professional and technical personnel in the field can be realized or use the application.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the application.Therefore, the application
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (4)
1. a kind of double source trolleybus collector system with automatic capture function, which is characterized in that execute system including current collection
And integrated power supply system, the power battery of the output end connection vehicle of the integrated power supply system;
It includes sequentially connected collector shoe, trolley pole and base assembly that the current collection, which executes system, and the collector shoe is being caught automatically
It is electrically connected after catching successfully with city gauze, the city gauze configures wired network catcher, is set on the gauze catcher
Identify that item, the identification item are recognized by camera, the camera is electrically connected with interior monitor screen, trolley pole one end connection
There is collector shoe, the other end is connected with base assembly;
The integrated power supply system includes filter circuit, isolating transformer, high tension distribution system, sideway electric machine controller and integrates
Power-supply controller of electric, the unstable high voltage direct current of gauze of collector shoe acquisition first pass through the filter circuit pressure stabilizing, then by described
Transformation is isolated in isolating transformer, and the output of high voltage direct current, the high voltage power distribution are completed finally by the high tension distribution system
System output connects vehicle high tension battery, and the integrated power supply controller controls the movement of above-mentioned several devices, the cross
Pendulum motor controller takes electricity from high tension distribution system, and the sideway electric machine controller is connect with current-collector controller CNA;
The automatic capture function of this collector system realizes that process is as follows: camera captured in real-time catcher position returns to car
Monitor screen;Driver controls vehicle parking by observation monitor screen (can have certain in gauze catcher following distance
Inclined line), then open rising stem switch;Camera identifies the identification item on gauze catcher, is transmitted to current-collector controller, current collection
The position coordinates of catcher are calculated after device controller progress image procossing, control trolley pole movement completes collector shoe to city
The automatic capture of gauze.
2. the double source trolleybus collector system as described in power 1, which is characterized in that the base assembly includes that control trolley pole hangs down
Pneumatic system from histogram to movement, control trolley pole horizontal motion sideway electric system and guidance trolley pole return in rolling
Wheel system.
3. the double source trolleybus collector system as described in power 1, which is characterized in that the trolley pole top is connected with insulating cord,
The insulating cord is connected with rope case, and the rope case is mounted on electric car tail portion.
4. the double source trolleybus collector system as described in power 1, which is characterized in that the current-collector controller is controlled by rigid line
Valve group adjusts pneumatic system, completes the movement of trolley pole vertical direction, controls electric machine controller, motor control by CAN bus
Device adjusts sideway electric system, the movement of complete rear trolley pole horizontal direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811631381.8A CN109484192A (en) | 2018-12-29 | 2018-12-29 | A kind of double source trolleybus collector system with automatic capture function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811631381.8A CN109484192A (en) | 2018-12-29 | 2018-12-29 | A kind of double source trolleybus collector system with automatic capture function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109484192A true CN109484192A (en) | 2019-03-19 |
Family
ID=65713132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811631381.8A Pending CN109484192A (en) | 2018-12-29 | 2018-12-29 | A kind of double source trolleybus collector system with automatic capture function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109484192A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2076045U (en) * | 1990-03-05 | 1991-05-01 | 重庆市公共电车公司 | Off-line auto-lowering collector for trolley bus |
CN106004456A (en) * | 2016-06-06 | 2016-10-12 | 武汉理工大学 | Semi-automatic catching device of dual-source trolley bus trolley pole system |
CN106427595A (en) * | 2016-11-30 | 2017-02-22 | 天津市松正电动汽车技术股份有限公司 | Actuating mechanism for trolley pole of double-source trolley bus |
CN206475754U (en) * | 2017-01-18 | 2017-09-08 | 中国重汽集团济南动力有限公司 | A kind of new double source trolleybus control system |
CN108688473A (en) * | 2017-04-05 | 2018-10-23 | 天津市松正电动汽车技术股份有限公司 | A kind of double source trolley-bus collector control system and control method |
CN209365912U (en) * | 2018-12-29 | 2019-09-10 | 中国重汽集团济南动力有限公司 | A kind of double source trolleybus collector system with automatic capture function |
-
2018
- 2018-12-29 CN CN201811631381.8A patent/CN109484192A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2076045U (en) * | 1990-03-05 | 1991-05-01 | 重庆市公共电车公司 | Off-line auto-lowering collector for trolley bus |
CN106004456A (en) * | 2016-06-06 | 2016-10-12 | 武汉理工大学 | Semi-automatic catching device of dual-source trolley bus trolley pole system |
CN106427595A (en) * | 2016-11-30 | 2017-02-22 | 天津市松正电动汽车技术股份有限公司 | Actuating mechanism for trolley pole of double-source trolley bus |
CN206475754U (en) * | 2017-01-18 | 2017-09-08 | 中国重汽集团济南动力有限公司 | A kind of new double source trolleybus control system |
CN108688473A (en) * | 2017-04-05 | 2018-10-23 | 天津市松正电动汽车技术股份有限公司 | A kind of double source trolley-bus collector control system and control method |
CN209365912U (en) * | 2018-12-29 | 2019-09-10 | 中国重汽集团济南动力有限公司 | A kind of double source trolleybus collector system with automatic capture function |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106314181B (en) | A kind of online quick charging system of electric vehicle and charging method | |
CN105593054B (en) | Contactless electricity-supplying device and parking aid | |
CN108556678A (en) | A kind of charging pile with depositing dust function | |
CN206031109U (en) | Online quick charging system of electric vehicle | |
CN110165753A (en) | Charging unit and its method for transmission line polling robot | |
CN209365912U (en) | A kind of double source trolleybus collector system with automatic capture function | |
CN110112674A (en) | A kind of autonomous crusing robot of transmission line of electricity based on flight obstacle detouring and obstacle-detouring method | |
CN109494617A (en) | One kind is removed obstacles crusing robot and its method of removing obstacles | |
CN106379535A (en) | Modern tram overhead contact system inspecting method and device based on unmanned aerial vehicle | |
CN109484192A (en) | A kind of double source trolleybus collector system with automatic capture function | |
CN108688473A (en) | A kind of double source trolley-bus collector control system and control method | |
CN204990737U (en) | Parking stall reminder system with traffic lights suggestion | |
CN209963606U (en) | Transformer substation intelligent inspection robot based on wireless charging | |
CN205010022U (en) | On -vehicle auto -passing phase separation detection device of railway electric locomotive | |
CN2849862Y (en) | Windage yaw angle monitor for isolator string | |
CN110992696B (en) | Road traffic system based on 5G communication system | |
CN113809825A (en) | Low-burden and high-efficiency intelligent substation inspection system | |
CN107041243A (en) | A kind of electric pruning device | |
CN203376232U (en) | Online detecting system for hydrophobicity of composite insulator of power transmission line | |
CN208369743U (en) | Automatically remove the cooperative video monitoring apparatus of mirror surface foreign matter | |
CN206791083U (en) | A kind of electric pruning device | |
CN111678494A (en) | Tower inclination state monitoring device and monitoring method thereof | |
CN109878727A (en) | A kind of robot of the progress risky operation based on optical-fiber laser lamp | |
CN214311442U (en) | Electric power inspection robot based on 5G and Beidou | |
CN107769069A (en) | High mountain high hill Intelligent patrol robot control system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190319 |
|
RJ01 | Rejection of invention patent application after publication |