CN106105542B - A kind of hand-push electrical mower control system - Google Patents
A kind of hand-push electrical mower control system Download PDFInfo
- Publication number
- CN106105542B CN106105542B CN201610529775.7A CN201610529775A CN106105542B CN 106105542 B CN106105542 B CN 106105542B CN 201610529775 A CN201610529775 A CN 201610529775A CN 106105542 B CN106105542 B CN 106105542B
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- China
- Prior art keywords
- processor
- sensor
- cutterhead
- rotating speed
- grass trimmer
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- 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
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/006—Control or measuring arrangements
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/67—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
- A01D34/68—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/76—Driving mechanisms for the cutters
- A01D34/78—Driving mechanisms for the cutters electric
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/82—Other details
- A01D34/828—Safety devices
-
- 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
Abstract
The invention discloses a kind of hand-push electrical mower control systems, belong to weeding machine control field.For solving the problems, such as that hand-push electrical mower gait of march and cutterhead rotating speed ratio cannot be adjusted.It is arranged on including first sensor on grass trimmer wheel, being converted to the first signal for will get gait of march is sent to processor；Second sensor is arranged on the outside of sleeve, and processor is sent to for the cutterhead got rotating speed to be converted to secondary signal；3rd sensor is arranged on the inside of sleeve, for obtaining the rock deformation pressure for being arranged on the spring in sleeve, rock deformation pressure is converted to the 3rd signal and is sent to processor；Processor sends pulse width, so that cutter motor stops operating by controller according to the 3rd signal to grass trimmer cutter motor；Processor, by controller and grass trimmer cutter motor, adjusts cutterhead rotating speed according to the gait of march of grass trimmer and cutterhead rotating speed.
Description
Technical field
The present invention relates to weeding machine control fields, and in particular to a kind of hand-push electrical mower control system.
Background technology
With the improvement of living standards, in daily life, the mowing higher and higher, traditional to the requirement for machinery of mowing
Machine noise is big, vibration is big, the hand propelled gasoline grass trimmer of poison discharge, gradually by modern noise it is small, operate steadily, zero-emission
Hand-push electrical mower is substituted.
In practical applications, the hand-push electrical mower being arranged on road, can be due to road out-of-flatness, amount containing stone
The influence of the factors such as more, and the meter inoperative phenomenon of cutterhead of mowing occurs, so as to cutter motor be caused to burn or cutterhead crushing knife.Mesh
Before, due to there is the proportionate relationship of setting between power-operated mower gait of march and cutterhead rotating speed, if for example, the grass trimmer speed of travel
Soon, then the cutterhead rotating speed of power-operated mower is then relatively slow, and cutterhead turns can not to increase, so as to be present with leakage cut it is existing
As；If grass trimmer gait of march is excessively slow, the cutterhead rotating speed of power-operated mower then compares comparatively fast, is cut again now so as to be present with
As.
In conclusion there are what gait of march and cutterhead rotating speed ratio cannot be adjusted to ask for existing hand-push electrical mower
Topic.
The content of the invention
The embodiment of the present invention provides a kind of hand-push electrical mower control system, to solve existing hand-push electrical
Grass trimmer has that gait of march and cutterhead rotating speed ratio cannot be adjusted.
The embodiment of the present invention provides a kind of hand-push electrical mower control system, including：Processor, first sensor,
Second sensor, 3rd sensor and controller；
The first sensor, the second sensor, the 3rd sensor and the controller respectively with the place
Reason device electrically connects；
The first sensor is arranged on grass trimmer wheel, for true according to the first magnet being fixed on the wheel
Determine grass trimmer gait of march, and the gait of march got is converted into the first signal and is sent to the processor；
The second sensor is arranged on the outside of sleeve, for being determined according to the second magnet being fixed on grass trimmer cutterhead
Cutterhead rotating speed, and the cutterhead rotating speed got is converted into secondary signal and is sent to the processor；
The 3rd sensor is arranged on the inside of the sleeve, for obtaining the deformation for being arranged on the spring in the sleeve
Pressure, when the rock deformation pressure got is more than setting pressure threshold, the rock deformation pressure is converted to the 3rd signal sends
To the processor；
The processor is wide to the transmission pulse of grass trimmer cutter motor by the controller according to the 3rd signal
Degree, so that the shaft of cutter motor stops operating, the cutter motor is used to control the rotating speed of the cutterhead；
The processor determines gait of march and the institute of the grass trimmer according to first signal and the secondary signal
Cutterhead rotating speed is stated, by the controller and the grass trimmer cutter motor, adjusts the cutterhead rotating speed.
Preferably, the first sensor is wheel speed sensors, and the second sensor is cutterhead speed probe, described
3rd sensor is patch type pressure sensor.
Preferably, the alarm being electrically connected with the processor is further included；
The processor determines gait of march and the institute of the grass trimmer according to first signal and the secondary signal
Cutterhead rotating speed is stated, by the controller and the grass trimmer cutter motor, adjusting the cutterhead rotating speed includes：
When the processor determines that the gait of march of the grass trimmer is less than first threshold, the processor passes through described
Controller turns the cutter motor rotating speed down, and sends open signal to the alarm；Or
When the processor determines that the gait of march of the grass trimmer is more than second threshold, the processor passes through described
Controller tunes up the cutter motor rotating speed, and sends open signal to the alarm.
Preferably, the spring is Spring capable of diameter varying, when the cutterhead, which runs into barrier, to be rotated, in cutterhead electricity
Under the relative torsion of machine shaft, the Spring capable of diameter varying diameter becomes larger, and squeezes the 3rd sensor.
In the embodiment of the present invention, a kind of hand-push electrical mower control system is provided, including：Processor, the first sensing
Device, second sensor, 3rd sensor and controller；The first sensor, the second sensor, the 3rd sensor
It is electrically connected respectively with the processor with the controller；The first sensor is arranged on grass trimmer wheel, for basis
The first magnet being fixed on the wheel determines grass trimmer gait of march, and the gait of march got is converted to
One signal is sent to the processor；The second sensor is arranged on the outside of sleeve, and grass trimmer cutterhead is fixed on for basis
On the second magnet determine cutterhead rotating speed, and the cutterhead rotating speed got is converted into secondary signal and is sent to the processing
Device；The 3rd sensor is arranged on the inside of the sleeve, for obtaining the rock deformation pressure for being arranged on the spring in the sleeve,
When the rock deformation pressure got is more than setting pressure threshold, by the rock deformation pressure be converted to the 3rd signal be sent to it is described
Processor；The processor sends pulse width according to the 3rd signal, by the controller to grass trimmer cutter motor,
So that the cutter motor stops operating, the cutter motor is used to control the rotating speed of the cutterhead；The processor is according to institute
The first signal and the secondary signal are stated, the gait of march of the grass trimmer and the cutterhead rotating speed is determined, passes through the control
Device and the grass trimmer cutter motor, adjust the cutterhead rotating speed.In embodiments of the present invention, processor is according to 3rd sensor
The 3rd signal sent, can directly control cutter motor and stop operating, and processor does not receive 3rd sensor transmission
Three signals when, according to the first signal and the second signal, can determine the gait of march of grass trimmer and cutterhead rotating speed, and according to
The gait of march of grass trimmer, the specific rotating speed for controlling cutterhead, by above-mentioned design, can cause hand-push electrical mower in work
When making, grass trimmer gait of march and cutterhead rotating speed can be automatically adjusted, it further, can be with by the setting of 3rd sensor
Avoid barrier obstruction grass trimmer advance, and cutterhead grass trimmer stop advance when rotating speed it is constant, cause cutter motor burn out and
The problem of cutterhead crushing knife.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of hand-push electrical mower control system circuit structure diagram provided in an embodiment of the present invention；
Fig. 2 is cutterhead site sensor mounting structure schematic diagram provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Fig. 1 illustratively shows a kind of hand-push electrical mower control system circuit knot provided in an embodiment of the present invention
Structure schematic diagram.
As shown in Figure 1, hand-push electrical mower control system provided in an embodiment of the present invention mainly includes processor
100, first sensor 101, second sensor 102,3rd sensor 103 and controller 104.
Specifically, as shown in Figure 1, first sensor 101, second sensor 102,3rd sensor 103 and controller 104
It is electrically connected respectively with processor 100.Wherein, first sensor 101 is arranged on grass trimmer wheel, and wheel is fixed on for basis
On the first magnet determine grass trimmer gait of march, and the grass trimmer gait of march got is converted into the first signal and is sent to
Processor 100；Second sensor 102 is arranged on 201 outside of sleeve, for according to second be fixed on grass trimmer cutterhead 202
Magnet 203 determines cutterhead rotating speed, and the cutterhead rotating speed got is converted to secondary signal and is sent to processor 100；3rd passes
Sensor 103 is arranged on the inside of sleeve 201, for obtaining the rock deformation pressure for being arranged on the spring 204 in sleeve 201, when getting
Rock deformation pressure be more than setting pressure threshold, rock deformation pressure is converted into the 3rd signal and is sent to the processor 100.
Fig. 2 is 202 site sensor mounting structure schematic diagram of cutterhead provided in an embodiment of the present invention, as shown in Fig. 2, cutterhead
202 positions mainly include sleeve 201, cutterhead 202, the second magnet 203, spring 204, cutter motor 205, turn of cutter motor
Axis 206, second sensor 102 and 3rd sensor 103.
Specifically, spring 204 is socketed in the shaft of cutter motor 205, the top of spring 204 and the shaft of cutter motor
206 are fixedly connected, and the bottom of spring 204 is fixedly connected by bolt with cutterhead 202,204 direction of rotation of spring and cutter motor
205 direction of rotation are identical.Sleeve 201 is fixed on 205 fuselage of cutter motor, and the inner wall of sleeve 201 is used for fixing the 3rd sensing
Device 103, the outer wall of sleeve 201 are used for fixing second sensor 102.
In practical applications, when running into barrier when cutterhead 202 rotates can not rotate, and the shaft of cutter motor 205
Also rotating always, under the relative torsion of the shaft of cutter motor 205, the spring that is arranged in the shaft 206 of cutter motor
204 diameter can increase, and 3rd sensor 103 can be subject to the extruding of spring 204.In embodiments of the present invention, 3rd sensor
103 electrically connect with processor 100, and after 3rd sensor 103 is subject to the extruding of spring 204,3rd sensor 103 is got
The rock deformation pressure of spring 204, after the rock deformation pressure is more than the pressure threshold of setting, then 3rd sensor 103 can deform this
Pressure conversion is the 3rd signal, is sent to processor 100.
It should be noted that in embodiments of the present invention, there is data area not limit pressure threshold.
After processor 100 receives three signals, processor 100 can send control signal, control to controller 104
Device 104 sends the pulse signal of setting to the motor PWM governor being connected with cutter motor 205, and cutter motor 205 is according to pulse
Signal adjusts the rotating speed of cutterhead 202, and in embodiments of the present invention, controller 104 is to the motor PWM being connected with cutter motor 205
The pulse signal that governor transmission is set correspondingly, after cutter motor 205 receives stop signal, can stop as stop signal
The only rotation of the shaft 206 of cutter motor, meanwhile, cutterhead 202 also stops operating.
In practical applications, in order to run into barrier when user being allowed to can be apparent that cutterhead 202 rotates, mowing
Alarm 105 is additionally provided on machine, which electrically connects with processor 100, when processor 100 receives the 3rd signal
Afterwards, open signal can be sent to alarm 105, after alarm 105 receives open signal, commences play out and be stored in alarm
Audio-frequency information in device 105.
In embodiments of the present invention, grass trimmer control system can also adjust cutterhead rotating speed according to grass trimmer gait of march,
Specifically, processor 100 determines the gait of march of grass trimmer and cutterhead rotating speed, works as processing according to the first signal and the second signal
Device 100 determine grass trimmer gait of march be less than first threshold when, processor 100 by controller 104 to cutter motor 205
The motor PWM governor of connection sends the pulse signal of setting, meanwhile, send open signal to alarm 105；Need what is illustrated
It is that the pulse signal set here is the pulse signal that tunes up the rotating speed of cutter motor 205.When processor 100 determines to cut
When the gait of march of careless machine is more than second threshold, processor 100 is by controller 104 to the motor being connected with cutter motor 205
PWM governors send the pulse signal of setting simultaneously, and open signal is sent to alarm 105；It should be noted that setting here
Fixed pulse signal is the pulse signal for turning the rotating speed of cutter motor 205 down.
It should be noted that in the above-described embodiments, first threshold is less than second threshold, meanwhile, in the embodiment of the present invention,
The specific scope of first threshold and second threshold is not limited.
In embodiments of the present invention, first sensor 101 can be wheel speed sensors, and second sensor 102 can be knife
Disk rotating speed sensor, 3rd sensor 103 can be patch type pressure sensors, and processor 100 can be AT89S52 monolithics
Machine, controller 104 can be digital regulation resistance X9C103.In embodiments of the present invention, to above-mentioned first sensor 101, second
The concrete structure of sensor 102,3rd sensor 103, processor 100 and controller 104, type do not limit.
In conclusion an embodiment of the present invention provides a kind of hand-push electrical mower control systems, it can cause hand push
Formula power-operated mower at work, can automatically adjust grass trimmer gait of march and cutterhead rotating speed, further, be passed by the 3rd
The setting of sensor can advance to avoid barrier obstruction grass trimmer, and cutterhead rotating speed when grass trimmer stops advancing is constant, causes
The problem of cutter motor is burnt out with cutterhead crushing knife.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware can be used in the present invention
Apply the form of example.Moreover, the computer for wherein including computer usable program code in one or more can be used in the present invention
The computer program production that usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (4)
1. a kind of hand-push electrical mower control system, which is characterized in that including：Processor（100）, first sensor
（101）, second sensor（102）, 3rd sensor（103）And controller（104）；The first sensor（101）, described
Two sensors（102）, the 3rd sensor（103）With the controller（104）Respectively with the processor（100）Electricity Federation
It connects；The first sensor（101）It is arranged on grass trimmer wheel, for true according to the first magnet being fixed on the wheel
Determine grass trimmer gait of march, and the gait of march got is converted into the first signal and is sent to the processor（100）；
The second sensor（102）It is arranged on sleeve（201）Outside is fixed on grass trimmer cutterhead for basis（202）On second
Magnet（203）It determines cutterhead rotating speed, and the cutterhead rotating speed got is converted into secondary signal and is sent to the processor
（100）；The 3rd sensor（103）It is arranged on the sleeve（201）Inside is arranged on the sleeve for obtaining（201）
Interior spring（204）Rock deformation pressure, when the rock deformation pressure got be more than setting pressure threshold, by the rock deformation pressure
It is converted to the 3rd signal and is sent to the processor（100）；The processor（100）According to the 3rd signal, by described
Controller（104）To grass trimmer cutter motor（205）Pulse signal is sent, so that the shaft of cutter motor（206）It stops operating,
The cutter motor（205）For controlling the cutterhead（202）Rotating speed；
The processor（100）According to first signal and the secondary signal, determine the grass trimmer gait of march and
The cutterhead rotating speed, passes through the controller（104）With the grass trimmer cutter motor（205）, adjust the cutterhead rotating speed.
2. control system as described in claim 1, which is characterized in that the first sensor（101）For wheel speed sensors, institute
State second sensor（102）For cutterhead speed probe, the 3rd sensor（103）For patch type pressure sensor.
3. control system as described in claim 1, which is characterized in that further include and the processor（100）The report of electrical connection
Alert device（105）；The processor（100）According to first signal and the secondary signal, the traveling of the grass trimmer is determined
Speed and the cutterhead rotating speed, pass through the controller（104）With the grass trimmer cutter motor（205）, adjust the cutterhead
Rotating speed includes：When the processor（100）When determining that the gait of march of the grass trimmer is less than first threshold, the processor
（100）Pass through the controller（104）By the cutter motor（205）Rotating speed is turned down, and is sent to the alarm and opened letter
Number；Or when the processor（100）When determining that the gait of march of the grass trimmer is more than second threshold, the processor
（100）Pass through the controller（104）By the cutter motor（205）Rotating speed tunes up, and is sent to the alarm and open letter
Number.
4. control system as described in claim 1, which is characterized in that the spring（204）For Spring capable of diameter varying（204）, work as institute
State cutterhead（202）When running into barrier can not rotate, in the cutter motor（205）Under the relative torsion of shaft, the reducing
Spring（204）Diameter becomes larger, and squeezes the 3rd sensor（103）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529775.7A CN106105542B (en) | 2016-07-06 | 2016-07-06 | A kind of hand-push electrical mower control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529775.7A CN106105542B (en) | 2016-07-06 | 2016-07-06 | A kind of hand-push electrical mower control system |
Publications (2)
| Publication Number | Publication Date |
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| CN106105542A CN106105542A (en) | 2016-11-16 |
| CN106105542B true CN106105542B (en) | 2018-05-22 |
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| CN201610529775.7A Active CN106105542B (en) | 2016-07-06 | 2016-07-06 | A kind of hand-push electrical mower control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107455065A (en) * | 2017-09-22 | 2017-12-12 | 太仓市格雷得五金有限公司 | A kind of facilitation hay mover and its method of work |
| WO2019169550A1 (en) * | 2018-03-06 | 2019-09-12 | Changzhou Globe Co., Ltd. | Lift detection arrangement in a robotic lawnmower |
| CN109451974A (en) * | 2018-11-23 | 2019-03-12 | 南县伟业机械制造有限公司 | A kind of safety switch system of water plant grass trimmer |
| CN113491195B (en) * | 2020-03-20 | 2023-04-28 | 南京泉峰科技有限公司 | Mower and anti-drop early warning method |
| CN111670676B (en) * | 2020-05-13 | 2022-06-03 | 惠州拓邦电气技术有限公司 | Grass mower and control method and control device thereof |
| CN111837588B (en) * | 2020-08-07 | 2021-10-26 | 格力博(江苏)股份有限公司 | Mowing vehicle system, cutting knife rotating speed setting method and mowing vehicle system management method |
| CN112385390A (en) * | 2020-11-12 | 2021-02-23 | 温铖 | Hand-held portable safe electric mower |
| CN112586194B (en) * | 2020-12-24 | 2021-12-14 | 秦宝贵 | Lawn trimmer convenient for avoiding obstacles |
| CN113475219A (en) * | 2021-07-09 | 2021-10-08 | 西藏自治区农牧科学院农业研究所 | Harvesting device suitable for shunting and harvesting spike and stem of highland barley simplified cultivation technology |
| CN113950934A (en) * | 2021-11-02 | 2022-01-21 | 甘肃畜牧工程职业技术学院 | Lawn mower visual system capable of being remotely controlled |
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| CN1698413A (en) * | 2004-05-21 | 2005-11-23 | 特克斯特朗有限公司 | Traction enhancement system for turf mowers |
| CN1698411A (en) * | 2004-05-21 | 2005-11-23 | 特克斯特朗有限公司 | Internal combustion engine traction drive with electric cutting unit drive for walking greens mower |
| CN201541473U (en) * | 2009-11-13 | 2010-08-11 | 苏州宝时得电动工具有限公司 | Mower |
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| Publication number | Publication date |
|---|---|
| CN106105542A (en) | 2016-11-16 |
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