WO2011035691A1 - 一种智能割草机改进结构 - Google Patents

一种智能割草机改进结构 Download PDF

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Publication number
WO2011035691A1
WO2011035691A1 PCT/CN2010/076868 CN2010076868W WO2011035691A1 WO 2011035691 A1 WO2011035691 A1 WO 2011035691A1 CN 2010076868 W CN2010076868 W CN 2010076868W WO 2011035691 A1 WO2011035691 A1 WO 2011035691A1
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Prior art keywords
lawn mower
improved structure
vertical
intelligent lawn
boss
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PCT/CN2010/076868
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English (en)
French (fr)
Inventor
钱兴桂
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嘉兴亚特园林机械研究所
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Publication of WO2011035691A1 publication Critical patent/WO2011035691A1/zh

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D34/00Mowers; Mowing apparatus of harvesters
    • A01D34/006Control or measuring arrangements

Definitions

  • the utility model relates to a lawn mower
  • An intelligent lawn maintenance robot is disclosed in the utility model patent specification of CN201248261Y, which is issued by the State Intellectual Property Office of China on June 3, 2009. It is mentioned that an infrared sensing device is disposed below the rear side of the chassis. When the whole machine is lifted in the running state, the cutter head stops immediately, and the tilt switch is set. If it encounters a slope greater than or equal to 30 ° or raises any range of the lawn mower greater than or equal to
  • the mower disclosed in the above-mentioned two-way new patent specification adopts sensor ranging, and performs power-off control after the machine is lifted off the ground, which involves signal processing, photoelectric conversion, complicated circuit structure, and difficulty in repairing faults;
  • the ranging data may be wrong, the status may be misjudged, causing the machine to be powered off under normal conditions, affecting the work;
  • the other setting of the tilt switch will set the slope and the mower to be raised at a temperature greater than or equal to 30 °.
  • the machine When the machine is over 30 °, the machine will not work.
  • the mower is lifted at an angle of less than 30, the user may have intended to stop the machine, and the machine is still in working condition, which has certain safety hazards.
  • the problem to be solved by the utility model is to provide an improved structure of the intelligent lawn mower with simple structure, easy maintenance and convenient operation, and abandon the use of the sensor, and only control the on-off and power-off of the lawn mower in an abnormal state through the physical structure change.
  • Large controllable range reducing machine usage limitations, safer and more reliable
  • the utility model adopts the following technical solutions: An improved structure of the intelligent lawn mower, comprising a base of the lawn mower and a walking system disposed under the base, wherein: the first boss is disposed on the base a vertical hole is disposed in the first boss, and a vertical shaft that slides up and down in the vertical hole is disposed in the vertical hole, and a lower end of the vertical shaft is connected to the walking system, and an upper end of the vertical shaft is disposed
  • a pressing structure, and an on/off control structure for controlling the operation of the cutter head system is further disposed on the base, and the on/off control mechanism is triggered by the up and down movement of the pressing mechanism.
  • the on/off control mechanism includes a second boss disposed on the base and a normally open switch fixed to the second boss, and the normally open switch is coupled to the cutter control system circuit.
  • the normally open switch includes an elastic conductive sheet fixed on the second boss and an insulator disposed between the two elastic conductive sheets, and the front ends of the two elastic conductive sheets are suspended at the first boss Between the pressing mechanism and the upper surface of the first boss, the rear ends of the elastic conductive sheets are respectively connected to the wire to the cutter control system circuit; the normally open switch is fixed on the second boss by the insulating screws, The elastic conductive sheets are disposed above and below and parallel to each other.
  • the pressing structure is a pressing plate fixed to the upper shaft end of the vertical shaft, and the pressing plate is provided with an insulator or an insulator.
  • the vertical shaft is provided with two sleeves, and the sleeves are respectively disposed at upper and lower ends of the vertical holes, and the vertical shaft is further provided with a stepped shaft section below the lower sleeve.
  • the travel system includes an axle and a wheel mounted on the axle, the vertical axle being fixed to the axle.
  • the sleeve and the vertical hole are an interference fit, a key fit or a cogging fit to limit the rotation or movement of the sleeve.
  • the walking system is a wheel, and a lower end of the vertical shaft is provided with a horizontal shaft end on which the wheel is mounted.
  • an interference fit, a key fit or a cogging fit between the sleeve and the vertical hole limits the rotation or movement of the sleeve; and the key sleeve or the cogging is matched between the sleeve and the vertical shaft,
  • the utility model has the following advantages: the use of the distance measuring sensor is cancelled, the gravity of the walking system is used to realize the on-off control, and when the lawn mower is lifted, the walking system is off the ground and walks The gravity of the system pulls down the vertical axis, and the pressure plate follows the vertical axis movement, pressing the elastic conductive sheet in the normally open switch to make the two elastic conductive sheets contact, and the circuit loop in the on-off control structure is turned on, cutting The grass machine circuit board receives the signal, cuts off the power supply to the cutter head.
  • the vertical shaft rises with the pressure plate, the elastic conductive sheet returns to the normal state, the circuit is interrupted, the mower circuit board receives the signal, and the cutter power supply is re-provided.
  • the control structure is simple, the quality is light, the operation is convenient, the cost is greatly reduced, and the on-off control is not affected by the angle, and the error of the sensor may be avoided. Improve the safe use of the machine.
  • FIG. 1 is a schematic view showing the structure of a normal embodiment of the present invention.
  • FIG. 2 is a schematic structural view of the embodiment shown in FIG. 1 when it enters an operating state
  • Figure 3 is an embodiment of the walking system of the embodiment shown in Figure 1;
  • Figure 4 is another embodiment of the walking system of the embodiment of Figure 1.
  • FIG. 1 is a schematic structural view of an embodiment of the present invention.
  • the improved structure of the intelligent lawn mower includes a base 1 of the lawn mower and a walking system 8 disposed under the base 1.
  • the base 1 is provided with a first a boss 13 is disposed in the first boss 13 with a vertical hole 12, and a vertical shaft 3 is disposed in the vertical hole 12, the lower end of the vertical shaft 3 is connected to the traveling system 8, and the upper end is provided with a pressure plate 2, further comprising a second boss 14 fixed to the normally open switch on the base 1;
  • the normally open switch comprises two elastic conductive sheets 5, 7 and An insulator 6 interposed between two elastic conductive sheets, the front ends 51, 71 of the two elastic conductive sheets are suspended on the side of the first boss 13 and located between the platen 2 and the upper surface of the first boss 13,
  • the rear ends 52, 72 of the two elastic conductive sheets are respectively connected to the wire to the lawn mower circuit board, and the elastic conductive sheets 5, 7 are arranged one above the other and parallel to each other
  • FIG. 2 is a schematic structural view of the above embodiment when it enters the working state.
  • the walking system 8 is off the ground, and the gravity of the walking system pulls down the vertical shaft 3, and the pressing plate 2 follows the vertical axis 3 Movement, the front end 51 of the elastic conductive sheet 5 is pressed by the pressing plate 2, is in contact with the elastic conductive sheet 7, the circuit loop is turned on in the on-off control structure, the mower circuit board receives a signal, and the cutter power is cut off;
  • the vertical shaft 3 rises with the pressure plate 2, the elastic conductive sheet 5 returns to the normal state, the circuit is interrupted, the mower circuit board receives the signal, and the cutter power is re-provided.
  • An embodiment of the traveling system 8 shown in Fig. 3 includes an axle 81 and a wheel 80 mounted on the axle 81, and the vertical shaft 3 is fixed to the axle 81 by bolts and nuts so that the vertical shaft 3 does not It will rotate, so it is only necessary to ensure that the sleeves 91, 92 and the vertical holes 12 do not move or rotate with each other, so the sleeves 91, 92 and the vertical holes 12 are arranged as an interference fit, a key fit or a tooth.
  • the groove fits to limit the movement or rotation of the sleeves 91, 92 relative to the vertical hole 12.
  • it is recommended to adopt an interference fit mode and the vertical shaft 3 and the sleeves 91, 92 need to be lubricated to ensure the vertical shaft 3 Move up and down freely.
  • the travel system 8 is a wheel 80, and the lower end of the vertical shaft 3 is provided with a horizontal shaft end 32 on which the wheel 80 is mounted, since the horizontal axle is omitted. Therefore, it is necessary to increase the structure to ensure that the vertical shaft 3 does not rotate, so in addition to the shaft in the embodiment shown in FIG. A structure for restricting mutual movement or rotation between the sleeves 91, 92 and the vertical hole 12 is provided, and a structure for restricting the rotation of the vertical shaft 3, such as a key fit or a tooth, is also provided between the sleeves 91, 92 and the vertical shaft 3.
  • the groove fits, and the vertical shaft 3 and the sleeves 91 and 92 need to be lubricated to ensure the vertical movement of the vertical shaft 3 freely.
  • the lower surface of the pressure plate 2 is provided with an insulating layer, or the pressure plate 2 is entirely made of an insulator; the front and rear ends 51, 52 or 71, 72 of the elastic conductive sheets 5, 7 are respectively provided as two separate parts. And stacked on each other, or the elastic conductive sheets 5, 7 are arranged in a unitary form, the structure is also compacted accordingly, and the installation is also convenient; in addition, the normally open switch is fixed to the second boss 14 by the insulating screw 4. , or install an insulation layer on the ordinary screw to fix the normally open switch.
  • the mounting position of the pressure plate 2 on the vertical shaft 3 can be adjusted to change the range in which the lawn mower is lifted, and the lower the pressure plate 2 is installed, the lower the height at which the lawn mower can be lifted, correspondingly The higher the platen 2 is installed, the higher the height at which the mower can be lifted, and the safe height range can be manually set.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Description

一种智能割草机改进结构
技术领域
本实用新型涉及割草机
背景技术
中国国家知识产权局在 2009年 6月 3日授权公告的公告号为 CN201248261Y 的实用新型专利说明书中公开了一种智能草坪维护机器人, 其中提到在底盘后 侧下方设置红外传感装置, 若在运行状态中整机被抬起则刀盘立即停转, 并设 置倾角开关, 若遇到大于或等于 30 ° 坡面或将割草机任一范围抬起大于或等于
30 ° , 机器都将停止工作; 另外中国国家知识产权局在 2009年 2月 25日授权 公告的公告号为 CN201 199324Y的实用新型专利说明书中公开了一种割草机自动 停刀控制系统, 由信号处理电路、 超声波传感电路和红外线传感电路组成实现 测距控制, 在底盘高度超过一定距离时能自动切断割草电机供电。 在上述两水 用新型专利说明书中公开的割草机均采用传感器测距, 在机器被抬离地面后 进行断电控制, 其中涉及信号处理、 光电转化, 线路结构复杂, 发生故障维修 困难; 传感器测距数据可能出错, 发生状态误判, 致使机器在正常状态下断电, 影响工作;另外设置倾角开关将坡度和割草机被抬起角度定在大于或等于 30 ° 局限性明显, 在坡度超过 30 ° 时, 机器无法工作; 割草机被抬起角度小于 30 时, 可能用户意图已经是想要机器停止工作, 而机器仍处于工作状态, 具有一 定的安全隐患
发明内容
本实用新型所要解决的问题就是提供一种结构简单、 维护容易、 操作方便 的智能割草机改进结构, 放弃使用传感器, 只通过物理结构变化来控制割草机 异常状态下的通断电, 增大可控范围, 减小机器使用局限性, 更加安全可靠 ( 为了解决上述技术问题, 本实用新型采用如下技术方案: 一种智能割草机 改进结构, 包括割草机的底座和设置在底座下的行走系统, 其特征在于: 底座 上设置有第一凸台, 第一凸台中设置有竖直孔, 在所述竖直孔内设置有在竖直 孔内上下滑动的竖直轴, 所述竖直轴的下端连接行走系统, 竖直轴的上端设置 有一个压合结构, 并在底座上还设置有控制刀盘系统工作的通断控制结构, 所 述通断控制机构由压合机构的上下移动而触发动作。
进一步的, 所述通断控制机构包括设置在底座上的第二凸台及固定在第二 凸台上的常开开关, 常开开关连接在刀盘控制系统电路中。
进一步的, 所述常开开关包括固定在第二凸台上的弹性导电片和在两个弹 性导电片之间中部设置的绝缘体, 所述两个弹性导电片前端悬空在所述第一凸 台边且位于所述压合机构和第一凸台上表面之间, 弹性导电片后端各自连接导 线至刀盘控制系统电路中; 所述常开开关通过绝缘螺钉固定在第二凸台上, 所 述弹性导电片上下设置、 相互平行。
进一步的, 所述压合结构为一块固定在竖直轴的上轴端的压板, 所述压板 为绝缘体或下表面设置有绝缘体。
进一步的, 所述竖直轴上套装有两个轴套, 所述轴套分别设置在竖直孔的 上下两端, 所述竖直轴在下轴套下方还设置有阶梯轴段。
进一步的, 所述行走系统包括轮轴和安装在轮轴上的车轮, 所述竖直轴固 定在轮轴上。
作为优选的, 所述轴套和竖直孔之间为过盈配合、 键配合或齿槽配合, 限 制轴套转动或移动。
进一步的, 所述行走系统为车轮, 所述竖直轴下端设置有安装车轮的水平 轴端。 作为优选的, 所述轴套和竖直孔之间过盈配合、 键配合或齿槽配合, 限制 轴套转动或移动; 所述轴套与竖直轴之间为键配合或齿槽配合, 限制竖直轴转 采用上述技术方案后, 本实用新型具有如下优点: 取消测距传感器的使用, 利用行走系统的重力来实现通断控制, 在割草机被提起时, 行走系统离地, 行 走系统的重力作用将竖直轴下拉, 压板跟随竖直轴运动, 将常开开关中在上的 弹性导电片压下, 使两个弹性导电片接触, 通断控制结构中电路回路接通, 割 草机电路板得到信号, 切断刀盘电源, 行走系统落地后, 竖直轴带着压板上升, 弹性导电片恢复常态, 回路中断, 割草机电路板得到信号, 重新提供刀盘电源, 通断控制结构简单、 质量轻便、 操作方便、 成本大大降低, 并且通断控制不受 角度影响, 避免了传感器可能出现的误差, 提高了机器的使用安全性。
附图说明
下面结合附图对本实用新型作进一步说明:
图 1为本实用新型的一种实施例的常态时结构示意图;
图 2为图 1所示实施例的进入工态时的结构示意图;
图 3为图 1所示实施例中行走系统的一种实施形式;
图 4为图 1所示实施例中行走系统的另一种实施形式。
具体实施方式
如图 1 所示本实用新型一种实施例的结构示意图, 一种智能割草机改进结 构, 包括割草机的底座 1和设置在底座 1下的行走系统 8, 底座 1上设置有第一 凸台 13, 第一凸台 13中设置有竖直孔 12, 在所述竖直孔 12内设置有竖直轴 3, 所述竖直轴 3的下端连接行走系统 8, 上端设置有一个压板 2, 另外在底座 1上 设置有固定常开开关的第二凸台 14; 所述常开开关包括两个弹性导电片 5、 7和 隔在两个弹性导电片之间的绝缘体 6, 两个弹性导电片的前端 51、 71悬空在所 述第一凸台 13边且位于所述压板 2和第一凸台 13上表面之间, 两个弹性导电 片的后端 52、 72各自连接导线至割草机电路板, 所述弹性导电片 5、 7上下设 置、相互平行; 所述压板 2的宽度要满足压板 2落下时能很好地将弹性导电片 5 压下与弹性导电片 7充分接触, 并在压板 2下表面设置有绝缘层; 所述竖直轴 3 上套装有两个轴套 91、 92, 所述轴套分别设置在竖直孔 12的上下两端; 另外所 述竖直轴 3在下轴套 92下方设置有阶梯轴段 31,保证行走系统 8和底座 1不接 触, 避免影响行走系统 8的正常工作。
如图 2所示为上述实施例进入工作状态时的结构示意图, 在割草机被提起 时, 行走系统 8离地, 行走系统的重力作用将竖直轴 3下拉, 压板 2跟随竖直 轴 3运动, 弹性导电片 5的前端 51被压板 2压下, 与弹性导电片 7接触, 通断 控制结构中电路回路接通, 割草机电路板得到信号, 切断刀盘电源; 行走系统 8 落地后, 竖直轴 3带着压板 2上升, 弹性导电片 5恢复常态, 回路中断, 割草 机电路板得到信号, 重新提供刀盘电源。
如图 3所示的行走系统 8的一种实施方式, 包括轮轴 81和安装在轮轴 81 上的车轮 80, 并将竖直轴 3用螺栓螺母固定在轮轴 81上, 这样竖直轴 3就不会 转动, 因此只需保证轴套 91、 92和竖直孔 12之间不发生相互移动或转动, 所 以将轴套 91、 92和竖直孔 12之间设置为过盈配合、 键配合或齿槽配合, 限制 轴套 91、 92相对竖直孔 12移动或转动, 为了结构更加简单, 建议采用过盈配 合方式, 竖直轴 3与轴套 91、 92需润滑好, 保证竖直轴 3的上下自由移动。
再如图 4所示的行走系统 8的另一种实施方式,所述行走系统 8为车轮 80, 所述竖直轴 3下端设置有安装车轮 80的水平轴端 32, 由于略去了水平轮轴, 因 此需要增加结构保证竖直轴 3不发生转动, 所以在图 3所示实施方式中除了轴 套 91、 92与竖直孔 12之间设置限制相互移动或转动的结构, 还要在轴套 91、 92与竖直轴 3之间设置限制竖直轴 3转动的结构, 如键配合或齿槽配合, 竖直 轴 3与轴套 91、 92之间需润滑好, 保证竖直轴 3的上下自由移动。
上述实施例中, 压板 2的下表面设置有绝缘层, 或者将压板 2整体采用绝 缘体制成; 弹性导电片 5、 7的前、 后端 51、 52或 71、 72分别设置成分离的两 部分并相互堆叠, 或者将弹性导电片 5、 7设置成整体形式的, 结构也会相应变 得紧凑, 安装也变得方便; 另外所述常开开关通过绝缘螺钉 4 固定在第二凸台 14上, 或者在普通螺钉上设置绝缘层来固定常开开关。
上述实施例中, 竖直轴 3上的压板 2的安装位置可调节, 从而改变割草机 被提升高度的范围, 压板 2 安装得越低, 割草机可被提升的高度越低, 相应的 压板 2安装得越高, 割草机可被提升的高度越高, 可人工设定安全高度范围。
除上述优选实施例外, 本实用新型还有其他的实施方式, 本领域技术人员 可以根据本实用新型作出各种改变和变形, 只要不脱离本实用新型的精神, 均 应属于本实用新型所附权利要求所定义的范围。

Claims

权 利 要 求 书
、 一种智能割草机改进结构, 包括割草机的底座 (1) 和设置在底座下的行走 系统(8), 其特征在于: 底座(1)上设置有第一凸台 (13), 第一凸台 (13) 中设置有竖直孔 (12), 在所述竖直孔 (12) 内设置有在竖直孔内上下滑动 的竖直轴 (3), 所述竖直轴 的下端连接行走系统 (8), 竖直轴 (3) 的 上端设置有压合机构, 所述底座上还设置有控制刀盘系统工作的通断控制机 构, 所述通断控制机构由压合机构的上下移动而触发动作。
、 根据权利要求 1所述的一种智能割草机改进结构, 其特征在于: 所述通断控 制机构包括设置在底座上的第二凸台 (14) 及固定在第二凸台 (14) 上的常 开开关, 常开开关连接在刀盘控制系统电路中。
、 根据权利要求 2所述的一种智能割草机改进结构, 其特征在于: 所述常开开 关包括固定在第二凸台 (14) 上的弹性导电片 (5、 7) 和在两个弹性导电片 之间中部设置的绝缘体 (6), 所述两个弹性导电片前端 (51、 71) 悬空在所 述第一凸台 (13) 边且位于所述压合机构和第一凸台 (13) 上表面之间, 弹 性导电片 (5、 7) 后端 (52、 72) 各自连接导线至刀盘控制系统电路中; 所 述常开开关通过绝缘螺钉 (4) 固定在第二凸台 (14) 上, 所述弹性导电片
(5、 7) 上下设置。
、 根据权利要求 1、 2或 3所述的一种智能割草机改进结构, 其特征在于: 所 述压合机构为一块固定在竖直轴 (3) 的上轴端的压板 (2), 所述压板 (2) 为绝缘体。
、 根据权利要求 1、 2或 3所述的一种智能割草机改进结构, 其特征在于: 所 述压合机构为一块固定在竖直轴 (3) 的上轴端的压板 (2), 在压板 (2) 下 表面设置绝缘体。
、 根据权利要求 1所述的一种智能割草机改进结构, 其特征在于: 所述竖直轴 (3)上套装有两个轴套(91、 92), 所述轴套(91、 92)设置在竖直孔 (12) 的上下两端, 所述竖直轴 (3) 在下轴套 (92) 下方设置有阶梯轴段 (31)。 、 根据权利要求 6所述的一种智能割草机改进结构, 其特征在于: 所述行走系 统 (8) 包括轮轴 (81) 和安装在轮轴上的车轮 (80), 所述竖直轴
定在轮轴 (81) 上。
、 根据权利要求 6或 7所述的一种智能割草机改进结构, 其特征在于: 所述轴 套 (91、 92) 和竖直孔 (12) 之间过盈配合、 键配合或齿槽配合。
、 根据权利要求 1所述的一种智能割草机改进结构, 其特征在于: 所述行走系 统(8)为车轮(80),所述竖直轴(3)下端设置有安装车轮的水平轴端(32)。0、 根据权利要求 6或 9所述的一种智能割草机改进结构, 其特征在于: 所述 轴套 (91、 92) 和竖直孔 (12) 之间过盈配合、 键配合或齿槽配合, 所述轴 套 (91、 92) 与竖直轴 (3) 之间键配合或齿槽配合。
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013125995A1 (en) * 2012-02-22 2013-08-29 Husqvarna Ab Robotic lawnmower
DE202012013558U1 (de) 2012-02-22 2017-10-26 Husqvarna Ab Mähroboter
EP3599818A4 (en) * 2018-03-06 2020-04-22 Changzhou Globe Co., Ltd. LIFT DETECTION ARRANGEMENT IN A ROBOTIC LAWN MOWER

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102422750B (zh) * 2011-08-23 2013-07-10 宁波大叶园林设备有限公司 有安全电路保护措施的骑乘割草机
CN105165265A (zh) * 2015-07-13 2015-12-23 苏州金威特工具有限公司 一种防误伤电动割草机
CN106612974B (zh) * 2016-12-14 2022-12-13 浙江亚特电器股份有限公司 一种安全防护的割草机
CN109983908A (zh) * 2018-01-03 2019-07-09 宝时得科技(中国)有限公司 割草机
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800902A (en) * 1972-09-26 1974-04-02 R Keller Method and apparatus for the control of self-propelled apparatus
US5163273A (en) * 1991-04-01 1992-11-17 Wojtkowski David J Automatic lawn mower vehicle
JPH10117551A (ja) * 1996-10-24 1998-05-12 Ryobi Ltd 芝刈機
CN200997772Y (zh) * 2006-11-08 2008-01-02 苏州金莱克家用电器有限公司 割草机的自动卷线装置及其包含该装置的割草机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800902A (en) * 1972-09-26 1974-04-02 R Keller Method and apparatus for the control of self-propelled apparatus
US5163273A (en) * 1991-04-01 1992-11-17 Wojtkowski David J Automatic lawn mower vehicle
JPH10117551A (ja) * 1996-10-24 1998-05-12 Ryobi Ltd 芝刈機
CN200997772Y (zh) * 2006-11-08 2008-01-02 苏州金莱克家用电器有限公司 割草机的自动卷线装置及其包含该装置的割草机

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013125995A1 (en) * 2012-02-22 2013-08-29 Husqvarna Ab Robotic lawnmower
US9232692B2 (en) 2012-02-22 2016-01-12 Husqvarna Ab Robotic lawnmower
DE202012013558U1 (de) 2012-02-22 2017-10-26 Husqvarna Ab Mähroboter
EP3342266A1 (en) * 2012-02-22 2018-07-04 Husqvarna AB Robotic lawnmower
EP3599818A4 (en) * 2018-03-06 2020-04-22 Changzhou Globe Co., Ltd. LIFT DETECTION ARRANGEMENT IN A ROBOTIC LAWN MOWER
CN113432520A (zh) * 2018-03-06 2021-09-24 格力博(江苏)股份有限公司 割草机器人的提升检测装置
CN113432520B (zh) * 2018-03-06 2023-04-18 格力博(江苏)股份有限公司 割草机器人的提升检测装置

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