CN108934417A - A kind of intelligent grass-removing - Google Patents
A kind of intelligent grass-removing Download PDFInfo
- Publication number
- CN108934417A CN108934417A CN201810331989.2A CN201810331989A CN108934417A CN 108934417 A CN108934417 A CN 108934417A CN 201810331989 A CN201810331989 A CN 201810331989A CN 108934417 A CN108934417 A CN 108934417A
- Authority
- CN
- China
- Prior art keywords
- grass
- oil
- fuselage
- fuel tank
- blade
- 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
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/02—Driving mechanisms or parts thereof for harvesters or mowers electric
- A01D69/025—Electric hybrid systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/18—Safety devices for parts of the machines
- A01D75/185—Avoiding collisions with obstacles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Abstract
A kind of intelligent grass-removing, it include: grass trimmer ontology, driving device, combing protective device, cutter device and position control, it further include refueling device, including fuel tank and oil pipe, the oil outlet of fuel tank passes through the engine oil inlet mouth pipeline connection of oil pipe and driving device, for providing power resources to driving device；Solar power supply apparatus, including solar panel and battery, solar panel is laid on the top surface of grass trimmer ontology, and the sending end of solar panel is electrically connected with the feeder ear of the battery, and the sending end of battery is electrically connected with the engine feeder ear of driving device；And master controller.The beneficial effects of the present invention are: hybrid power is arranged, usually worked using diesel oil, low oil mass automatic alarm returns to filling-up area oiling；If being short of power, filling-up area can not be returned to, power is provided using itself battery and returns to filling-up area；Special circumstances are encountered, distress signal can be sent to master cellular phone.
Description
Technical field
The present invention relates to a kind of intelligent grass-removings.
Background technique
As lawn trimming tool rapidly and efficiently, intelligent grass-removing is in urban afforestation and family except applications such as meadows
Extensively.Intelligent grass-removing currently on the market is without artificially directly controlling and operating, and power is low, noise is small, beauty elegant in shape
It sees.But there are the following problems for current grass trimmer: being on the one hand generally only to be driven using a kind of dynamic mode, such as fuel oil or electricity
It is dynamic, but if filling-up area or juice point can not be voluntarily returned in the case of being short of power；On the other hand, it is easy during mowing
Led to not work normally by obstacle obstruction, grass trimmer is caused to damage.
Summary of the invention
To solve the above-mentioned problems, filling-up area can be voluntarily returned to the invention proposes one kind and sound an alarm in time
Intelligent grass-removing.
A kind of intelligent grass-removing of the present invention characterized by comprising
Grass trimmer ontology；
Driving device, for driving grass trimmer ontology to walk；
Protective device is combed, for combing grass to the bottom of intelligent grass-removing；
Cutter device is cut for the grass to intelligent grass-removing bottom；
Position control, for changing relative position between cutter device and grass trimmer ontology；
Refueling device, including fuel tank and oil pipe, the oil outlet of the fuel tank by oil pipe and the engine of driving device into
Hydraulic fluid port pipeline connection, for providing power resources to driving device；
Solar power supply apparatus, including solar panel and battery, the solar panel are laid on grass trimmer
The top surface of ontology, the sending end of solar panel are electrically connected with the feeder ear of the battery, the battery it is defeated
Electric end is electrically connected with the engine feeder ear of driving device, for supplying when grass trimmer ontology is short of power to driving device
Electricity；
And master controller, with driving device, combing protective device, cutter device, position control, refueling device with
And solar power supply apparatus electrical connection or signal connect, for controlling driving device, combing protective device, cutter device, position
Set control device, refueling device and solar power supply apparatus.
The driving device is the electric combination drive of oil, and intermediate fuel oil is driven to active force, and electric drive is auxiliary power, including
Internal combustion engine, driving motor, main traveling wheel and driven traveling wheel, internal combustion engine, driving motor are mounted in the fuselage interior of grass trimmer ontology,
The oil inlet of internal combustion engine passes through the oil outlet pipeline connection of oil pipe and fuel tank, the feeder ear of driving motor and the sending end of battery
Electrical connection, and the head and tail portion of fuselage bottom is arranged in driven traveling wheel and main traveling wheel, the power output end of internal combustion engine drives
The power output end of dynamic motor is connected by clutch with the installation axle of main traveling wheel.
The driving device further includes the oil level detector for detecting Oil Level height in fuel tank, the oil level detection
The test side of device is located at fuel tank minimum detection limit, signal output end and master controller corresponding signal the input terminal electricity of oil level detector
Connection.
Warning device is also added on the grass trimmer ontology, for issuing alarm sound and to user's handheld terminal
Warning message is sent, warning device includes alarm and wireless signal transmitter, and alarm and wireless signal transmitter are respectively mounted
In grass trimmer ontology fuselage roof, wherein the signal input part of alarm passes through the signal output end of conducting wire and the master controller
Electrical connection；The signal output end of alarm and the signal input part wireless signal of wireless signal transmitter connect, wireless signal hair
Emitter is connect with the wireless signal receiver wireless signal in user's handheld terminal.
The position control includes movable part, rotation section and barrier inductor, and wherein movable part is set to fuselage bottom
Portion, for driving the cutter device mobile；Mounting portion is connected between grass trimmer ontology fuselage and movable part；Barrier inductor
Signal output end be electrically connected with the corresponding signal input terminal of master controller, for control movable part movement so that cutter device is kept away
It allows and barrier or is resetted after avoiding barrier.
Rotation section is to be connected to the non-of grass trimmer ontology fuselage and the movable part by the rotation axis of its rotation of motor control
Between geometric center, so that movable part can be rotated around rotation axis；The control terminal of motor and the corresponding controling end of master controller are electrically connected
It connects.
The cutter device include blade with and cutting motor, the control corresponding to master controller of the control terminal of cutting motor
End electrical connection, the power output end and blade of cutting motor are affixed, for controlling the blade rotation；The blade is fixed on position
The lower surface for setting the movable part of control device, for adjusting the relative position between cutter device and fuselage.
Fuselage bottom is provided with multiple rows of blade for cutting, blade parallel setting.
Combing protective device is set to the side of the neighbouring blade of grass trimmer fuselage, including blade, installation axle and electric rotating
Machine, installation axle is mounted on the bottom of fuselage, and the output end of driving motor is connected with installation axle one end, installation axle it is another
End installation blade, and the plane where blade with blade Plane of rotation angle in angle setting, and its angle be 45 degree~
60 degree, for being cut convenient for cutter device by weeds combing to grass trimmer body bottom portion.
Refueling device further includes the composition such as support plate, oil pump and resilient cushion, and fuel tank is mounted on grass trimmer sheet by support plate
The fuselage interior of body, oil pump are arranged on the oil pipe between fuel tank and diesel engine, and connection is used for fuel-displaced oil in the middle part of fuel tank lower end
Pipe, the edge of fuel tank upper end opening are equipped with outside flip lid, and the lower end of flip lid is inclined surface；Increase between fuel tank and internal combustion engine
Resilient cushion.
The course of work: it is provided with main traveling wheel and driven traveling wheel below fuselage, covers disposed on sensor is equipped with probe, for visiting
Survey the range mowed.Two idler wheels are set below fuselage, and by head and tail portion through vehicle body, idler wheel is rolled using 360 degrees omnidirection
It is dynamic, the movement for intelligent grass-removing.The driving device of grass trimmer is designed using mixed power plant, usually diesel oil is made to work,
Filling-up area, which is voluntarily returned to, when low oil alarm adds diesel oil.If special circumstances, power is inadequate, can not return to filling-up area and then use itself sun
Energy storage device provides power and returns to filling-up area.When fortuitous event cannot work on, help signal is issued to master cellular phone.Intelligence
When the cutter device of grass trimmer encounters barrier, position control changes the positional relationship between cutter device and fuselage, into
And change the region of grass near the cutting barrier of cutter device；Cutter device: fuselage bottom is provided with multiple rows of cutter, multiple rows of to cut
Knife is arranged in parallel, and cuts for the grass to intelligent grass-removing bottom；Driving device, target locating set, cutter device and
Combing protective device passes through wired or wireless communication technology and connect with master controller electrical connection or signal, realizes full intelligence
Change.
The beneficial effects of the present invention are: 1) driving device is arranged using mixed power plant, usually worked using diesel oil, it is low
Oil mass automatic alarm returns to filling-up area oiling；
If 2) intelligent grass-removing is short of power, filling-up area can not be returned to, power is provided using itself battery and returns to oiling
Point；
3) alarm device is arranged in fuselage roof, encounters special circumstances, can send distress signal to master cellular phone；
4) movable part of the diced system of cutting motor control can be rotated because of avoiding barrier, when intelligent grass-removing
When diced system encounters barrier, position control system changes the positional relationship between diced system and fuselage, and then changes and cut
The region of grass near the cutting barrier of system is cut, such intelligent grass-removing can be completed when encountering barrier to obstacle
The trimming of grass near object；Guard system is combed, for gathering grass around convenient for cutting.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is bottom view of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is refueling device structure chart of the invention.
Fig. 5 is side view of the invention.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawing.
Referring to attached drawing:
A kind of intelligent grass-removing of the present invention of embodiment 1, comprising:
Grass trimmer ontology 1；
Driving device 2, for driving grass trimmer ontology to walk；
Protective device 3 is combed, for combing grass to the bottom of intelligent grass-removing；
Cutter device 4 is cut for the grass to intelligent grass-removing bottom；
Position control 5, for changing relative position between cutter device and grass trimmer ontology；
Refueling device 6, including fuel tank 61 and oil pipe 62, the oil outlet of the fuel tank 61 pass through the hair of oil pipe and driving device
Motivation oil inlet pipeline connection, for providing power resources to driving device；
Solar power supply apparatus, including solar panel and battery 7, the solar panel are laid on grass trimmer
The top surface of ontology, the sending end of solar panel are electrically connected with the feeder ear of the battery, the battery it is defeated
Electric end is electrically connected with the engine feeder ear of driving device, for supplying when grass trimmer ontology is short of power to driving device
Electricity；
And master controller, with driving device, combing protective device, cutter device, position control, refueling device with
And solar power supply apparatus electrical connection or signal connect, for controlling driving device, combing protective device, cutter device, position
Set control device, refueling device and solar power supply apparatus.
The driving device 2 is the electric combination drive of oil, and intermediate fuel oil is driven to active force, and electric drive is auxiliary power, packet
Internal combustion engine, driving motor, main traveling wheel 21 and driven traveling wheel 22 are included, internal combustion engine, driving motor are mounted in the machine of grass trimmer ontology
Inside body, the oil inlet of internal combustion engine passes through the oil outlet pipeline connection of oil pipe and fuel tank, the feeder ear and battery of driving motor
Sending end electrical connection, and the head and tail portion of fuselage bottom, the power of internal combustion engine is arranged in driven traveling wheel and main traveling wheel
Output end, driving motor power output end be connected with the installation axle of main traveling wheel by clutch.
The internal combustion engine is diesel engine.
The driving device further includes the oil level detector for detecting Oil Level height in fuel tank, the oil level detection
The test side of device is located at fuel tank minimum detection limit, signal output end and master controller corresponding signal the input terminal electricity of oil level detector
Connection.
Warning device is also added on the grass trimmer ontology, for issuing alarm sound and to user's handheld terminal
Warning message is sent, warning device includes alarm 8 and wireless signal transmitter, and alarm 8 and wireless signal transmitter are pacified
Mounted in grass trimmer ontology fuselage roof, wherein the signal input part of alarm is exported by the signal of conducting wire and the master controller
End electrical connection；The signal output end of alarm and the signal input part wireless signal of wireless signal transmitter connect, wireless signal
Transmitter is connect with the wireless signal receiver wireless signal in user's handheld terminal.
The position control includes movable part, rotation section and barrier inductor, and wherein movable part is set to fuselage bottom
Portion, for driving the cutter device mobile；Mounting portion is connected between grass trimmer ontology fuselage and movable part；Barrier inductor
Signal output end be electrically connected with the corresponding signal input terminal of master controller, for control movable part movement so that cutter device is kept away
It allows and barrier or is resetted after avoiding barrier.
Rotation section is to be connected to the non-of grass trimmer ontology fuselage and the movable part by the rotation axis of its rotation of motor control
Between geometric center, so that movable part can be rotated around rotation axis；The control terminal of motor and the corresponding controling end of master controller are electrically connected
It connects.
The cutter device include blade with and cutting motor, the control corresponding to master controller of the control terminal of cutting motor
End electrical connection, the power output end and blade of cutting motor are affixed, for controlling the blade rotation；The blade is fixed on position
The lower surface for setting the movable part of control device, for adjusting the relative position between cutter device and fuselage.
Fuselage bottom is provided with multiple rows of blade for cutting, blade parallel setting.
Combing protective device is set to the side of the neighbouring blade of grass trimmer fuselage, including blade, installation axle and electric rotating
Machine, installation axle is mounted on the bottom of fuselage, and the output end of driving motor is connected with installation axle one end, installation axle it is another
End installation blade, and the plane where blade with blade Plane of rotation angle in angle setting, and its angle be 45 degree~
60 degree, for being cut convenient for cutter device by weeds combing to grass trimmer body bottom portion.
Refueling device further includes the composition (not shown) such as support plate, oil pump and resilient cushion, and fuel tank is mounted on by support plate
The fuselage interior of grass trimmer ontology, oil pump are arranged on the oil pipe between fuel tank and diesel engine, and connection is used in the middle part of fuel tank lower end
Fuel-displaced oil pipe, the edge of fuel tank upper end opening are equipped with outside flip lid, and the lower end of flip lid is inclined surface；In fuel tank and internal combustion engine
Between increase resilient cushion.
Grass trimmer ontology further includes boundary monitoring device, the signal output end of boundary monitoring device and the signal of master controller
Input terminal electrical connection or signal connection, monitor the positional relationship between intelligent grass-removing and boundary and the range of mowing.
The course of work: main traveling wheel and driven traveling wheel lean on head and tail portion through vehicle body, and idler wheel uses 360 degrees omnidirection
It rolls, the movement for intelligent grass-removing.The driving device of grass trimmer is designed using mixed power plant, usually makes diesel oil work
Make, when low oil alarm voluntarily returns to filling-up area and adds diesel oil.If special circumstances, power is inadequate, can not return to filling-up area and then use itself
Solar storage battery provides power and returns to filling-up area.When fortuitous event cannot work on, help signal is issued to master cellular phone.
When the cutter device of intelligent grass-removing encounters barrier, position control changes the position between cutter device and fuselage and closes
System, and then change the region for cutting grass near barrier of cutter device；Cutter device: fuselage bottom is provided with multiple rows of cutter,
Multiple rows of cutter is arranged in parallel, and cuts for the grass to intelligent grass-removing bottom；Driving device, target locating set, cutting
Device and combing protective device pass through wired or wireless communication technology and connect with master controller electrical connection or signal, realize complete
It is intelligent.
Refueling device supports fuel tank using conventional fuel tank support plate, while increasing and subtracting between fuel tank and diesel-engine body
Shake pad, improves the rigidity of fuel tank, enhances the resistance to shock of fuel tank, extend the service life of fuel tank.
Here conventional fuel tank support plate is directlyed adopt just.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range should not be construed as being limited to the specific forms stated in the embodiments, and protection scope of the present invention also includes art technology
Personnel conceive according to the present invention it is conceivable that equivalent technologies mean.
Claims (10)
1. a kind of intelligent grass-removing characterized by comprising
Grass trimmer ontology；
Driving device, for driving grass trimmer ontology to walk；
Protective device is combed, for combing grass to the bottom of intelligent grass-removing；
Cutter device is cut for the grass to intelligent grass-removing bottom；
Position control, for changing relative position between cutter device and grass trimmer ontology；
Refueling device, including fuel tank and oil pipe, the oil outlet of the fuel tank pass through the engine oil inlet mouth of oil pipe and driving device
Pipeline connection, for providing power resources to driving device；
Solar power supply apparatus, including solar panel and battery, the solar panel are laid on grass trimmer ontology
Top surface, the sending end of solar panel is electrically connected with the feeder ear of the battery, the sending end of the battery
It is electrically connected with the engine feeder ear of driving device, for powering when grass trimmer ontology is short of power to driving device；
And master controller, with driving device, combing protective device, cutter device, position control, refueling device and too
Positive energy power supply unit electrical connection or signal connection, for controlling driving device, combing protective device, cutter device, position control
Device, refueling device and solar power supply apparatus processed.
2. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: the driving device is the electric combination drive of oil,
Its intermediate fuel oil is driven to active force, and electric drive is auxiliary power, including internal combustion engine, driving motor, main traveling wheel and driven walking
Wheel, internal combustion engine, driving motor are mounted in the fuselage interior of grass trimmer ontology, and the oil inlet of internal combustion engine is fuel-displaced by oil pipe and fuel tank
Mouth pipeline connection, the feeder ear of driving motor are electrically connected with the sending end of battery, and driven traveling wheel and the setting of main traveling wheel
On the head and tail portion of fuselage bottom, the power output end of internal combustion engine, the power output end of driving motor pass through clutch and master
The installation axle of traveling wheel is connected.
3. a kind of intelligent grass-removing as claimed in claim 2, it is characterised in that: the driving device further includes for detecting oil
The oil level detector of Oil Level height in case, the test side of the oil level detector are located at fuel tank minimum detection limit, oil level inspection
The signal output end for surveying device is electrically connected with master controller corresponding signal input terminal.
4. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: also add alarm dress on the grass trimmer ontology
It sets, for issuing alarm sound and sending warning message to user's handheld terminal, warning device includes alarm and nothing
Line signal projector, alarm and wireless signal transmitter are installed in grass trimmer ontology fuselage roof, wherein the letter of alarm
Number input terminal is electrically connected by conducting wire with the signal output end of the master controller；The signal output end and wireless signal of alarm
The signal input part wireless signal of transmitter connects, the reception of wireless signals in wireless signal transmitter and user's handheld terminal
The connection of device wireless signal.
5. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: the position control include movable part,
Rotation section and barrier inductor, wherein movable part is set to fuselage bottom, for driving the cutter device mobile；Mounting portion connects
It is connected between grass trimmer ontology fuselage and movable part；The signal output end of barrier inductor and the corresponding signal of master controller input
End electrical connection, for controlling, movable part is mobile so that cutter device avoids barrier or resets after avoiding barrier.
6. a kind of intelligent grass-removing as claimed in claim 5, it is characterised in that: rotation section is to be turned by its rotation of motor control
Moving axis is connected between grass trimmer ontology fuselage and the non-geometric center of the movable part, so that movable part can turn around rotation axis
It is dynamic；The control terminal of motor is electrically connected with the corresponding controling end of master controller.
7. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: the cutter device includes blade and and cutting
Motor, the control terminal of cutting motor are electrically connected with the corresponding controling end of master controller, the power output end and blade of cutting motor
It is affixed, for controlling the blade rotation；The blade is fixed on the lower surface of the movable part of position control, for adjusting
Relative position between cutter device and fuselage.
8. a kind of intelligent grass-removing as claimed in claim 7, it is characterised in that: fuselage bottom is provided with multiple rows of for cutting
Blade, blade parallel setting.
9. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: combing protective device is set to grass trimmer fuselage
Neighbouring blade side, including blade, installation axle and rotating electric machine, installation axle be mounted on the bottom of fuselage, and drives electricity
The output end of machine is connected with installation axle one end, and the other end of installation axle installs blade, and the plane where blade is revolved with blade
Turn plane included angle to be arranged in angle, and angle is 45 degree~60 degree, for combing weeds to grass trimmer body bottom portion, convenient for cutting
Cut device cutting.
10. a kind of intelligent grass-removing as described in claim 1, it is characterised in that: refueling device further include support plate, oil pump and
The composition such as resilient cushion, fuel tank are mounted on the fuselage interior of grass trimmer ontology by support plate, and oil pump is arranged in fuel tank and diesel engine
Between oil pipe on, connection is used for fuel-displaced oil pipe in the middle part of fuel tank lower end, and the edge of fuel tank upper end opening is equipped with outside flip lid,
The lower end of flip lid is inclined surface；Increase resilient cushion between fuel tank and internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331989.2A CN108934417A (en) | 2018-04-13 | 2018-04-13 | A kind of intelligent grass-removing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331989.2A CN108934417A (en) | 2018-04-13 | 2018-04-13 | A kind of intelligent grass-removing |
Publications (1)
| Publication Number | Publication Date |
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| CN108934417A true CN108934417A (en) | 2018-12-07 |
Family
ID=64498575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810331989.2A Pending CN108934417A (en) | 2018-04-13 | 2018-04-13 | A kind of intelligent grass-removing |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5444965A (en) * | 1990-09-24 | 1995-08-29 | Colens; Andre | Continuous and autonomous mowing system |
| US6591593B1 (en) * | 2000-10-23 | 2003-07-15 | Dennis Brandon | Electric riding lawn mower powered by an internal combustion engine and generator system |
| CN202806344U (en) * | 2012-08-30 | 2013-03-20 | 定州市金华蓝天汽车零部件有限公司 | Solar-energy gas-electric hybrid power system for middle bus |
| CN105123090A (en) * | 2015-07-16 | 2015-12-09 | 张萍 | Multifunctional intelligent mower based on internet of things |
| CN106717478A (en) * | 2015-11-20 | 2017-05-31 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
| CN106852225A (en) * | 2015-12-08 | 2017-06-16 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
-
2018
- 2018-04-13 CN CN201810331989.2A patent/CN108934417A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5444965A (en) * | 1990-09-24 | 1995-08-29 | Colens; Andre | Continuous and autonomous mowing system |
| US6591593B1 (en) * | 2000-10-23 | 2003-07-15 | Dennis Brandon | Electric riding lawn mower powered by an internal combustion engine and generator system |
| CN202806344U (en) * | 2012-08-30 | 2013-03-20 | 定州市金华蓝天汽车零部件有限公司 | Solar-energy gas-electric hybrid power system for middle bus |
| CN105123090A (en) * | 2015-07-16 | 2015-12-09 | 张萍 | Multifunctional intelligent mower based on internet of things |
| CN106717478A (en) * | 2015-11-20 | 2017-05-31 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
| CN106852225A (en) * | 2015-12-08 | 2017-06-16 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
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