19. employed, they are used in a generic and descriptive sense only and not for the purpose of limitation, the scope of the invention being set forth in the following claims. In an embodiment of the present invention, the movable joint between infrared detectors) may also be mounted on the robotic lawnmower 100 such that the robotic lawnmower 100 may detect In the passive position the trimming unit 106 is raised within the housing such that any damage to the trimming unit 106 is prevented. A self-propelled robotic lawnmower which is configured to cut vegetation within a limited area, the lawnmower comprising: at least one trimming unit carried by the body or the housing. In the passive position the trimming unit is in the passive state and in the active position the trimming unit is in the active state. The robot lawn mower, in that respect, is a trailblazer. Further, according to claims 16, 17and 18, the trimming unit includes harmless cutting members such as a wire member, cutter blade(s) or a reciprocal cutter. A self-propelled robotic lawnmower according to claim 1, wherein in the. A self-propelled robotic lawnmower according to claims 1-11, wherein the at least one trimming unit comprises at least one wire member. Ref document number: trimming unit is carried by the main cutting unit. etc. 2A is a schematic view of a robotic lawnmower 100, according to another embodiment of the present invention. £8.00 delivery. To make the most of the Husqvarna Automower 115H … According to claim 2, the trimming unit is also arranged to automatically move between a passive position and an active position. Keeping your lawn in good condition requires consistent cutting and doing this will a conventional mower is tiring and time-consuming. In case of a lawn with complicated shapes, or if there are other fixed obstacles present within the limited area, the random pattern of movements of the robotic lawnmower insures a complete edge cutting without much hindrance. ROBOTIC LAWN MOWERS FOR HOME USE - AUTOMOWER® X-LINE. Such loops are referred to as perimeter wire islands. In particular, the objective is to provide an autonomous robotic lawnmower with an improved edge cutting system. According to claim 20, the step of activating the trimming unit includes changing the trimming unit from the passive state and to the active state. The robotic lawnmower 300 is configured to cut the vegetation within the limited area such that the trimming units 306 may be used for edge cutting. Further, any known methods and systems may be used for the navigation of the robotic lawnmower 300, for example using the perimeter wire or the local positioning system. This assists the angular and/or sideways or vertical movement of the trimming units 106. The auxiliary driving unit may be directly driven by the main power source of the robotic lawnmower 100. 11. The robust cutting tool dealt with all our obstacles with ease, intuitively cutting around footprints where other mowers would just keep bashing blindly into them. JAEGENSTEDT, PATRIK, Inventor name: Further, in the passive position the trimming unit 106 may increase the manoeuvrability of the robotic lawnmower 100. A self-propelled robotic lawnmower which is configured to cut vegetation within a limited area, the lawnmower comprising: at least one trimming unit carried by the body or the housing. 23. In an embodiment of the present invention, when the robotic lawnmower 100 senses the perimeter wire or the perimeter wire islands, the trimming units 106 may change to the active state. In an embodiment of the present invention, the robotic lawnmower 100 may be provided with one or more onboard sensors (not shown) to detect an electrical and/or magnetic signal originating from the perimeter wire. Further, the trimming unit is arranged to automatically change between an active state and a passive state, such that in the passive state the trimming unit does not perform any cutting, and in the active state the trimming unit performs cutting. The one or more onboard sensors may be mounted in different positions on the robotic lawnmower 100 and are able to sense the distance and/or orientation of the robotic lawnmower 100 with reference to the perimeter wire. AT, Kind code of ref document: In order to find their way back to the charging station, the lawnmowers might e.g. A self-propelled robotic lawnmower according to claim 2, wherein in the. As the machine cuts little clipping, which falls to the bottom of the soil, the grass decomposes, and they beco… Last updated on January 4th, 2021 at 06:47 am. In various embodiments of the present invention, the trimming units 306 may be wire members made of metal, plastic, or the like. 2A is a schematic view of a robotic lawnmower 100, according to another embodiment of the present invention. 2B is another schematic view of a robotic lawnmower, according to another embodiment of the present invention; and FIG. The Robot Mower, Ingatestone. The robotic lawnmower 100 includes a body 102, a main cutting unit 104 and one or more trimming units 106. The new Worx Landroid has a great standard feature of Cut to Edge. Innovative electronics allow for mowing on hills and slopes. Robust thorough construction … Check Amazon. Edge cutting is something that many robot lawnmowers do not do well. Each model in the AWD Series: Saves you time whether you’re a homeowner or a … Generally, robotic lawnmowers operate unattended within the limited area, and return to a charging station for charging the battery when this is needed. TODAY'S BEST DEALS. In addition to the perimeter wire, the robotic lawnmower may also include other types of sensors to detect an event, such as a collision with a fixed or mobile object within the limited area. 3 is a schematic view of a self-propelled robotic lawnmower 300, according to yet another example embodiment of the present invention. Contact Us Learn More. The Robomow RC3 robotic lawn mower is perfect for medium-sized lawns of up to 1/8 acre. FIG. In certain embodiments of the present invention, the main cutting unit 104 may include a wire or filament cutter instead of a rotary cutter 110. 3 is a schematic view of a robotic lawnmower, according to yet another embodiment of the present invention. 22. While in the active position, the trimming unit may perform edge cutting and may also be flexible enough to slide along the fixed objects in order to avoid any hindrance and/or damage. 2A is a schematic view of a robotic lawnmower, according to another embodiment of the present invention; FIG. Robot lawnmowers aren’t cheap, which is why the security feature on the WORX WR140 Landroid M is … Landroid is the only robot mower that navigates narrow passages without any guide wire. A1, Ref document number: However, in various other embodiments of the present invention, the main cutting unit 104 may include a cylindrical or reel cutter. In the passive state the trimming unit (106, 306) does not perform cutting and in the active state the trimming unit (106, 306) performs cutting. Further, in various other embodiments of the present invention, one or more collision or proximity detectors (e.g. Most robot mowers run off a rechargeable battery pack that keeps the mower cutting for a few hours at a time. 19. In an embodiment of the present invention, the robotic lawnmower 100 is configured to cut vegetation within a limited area. While most electric mowers are built to cut long pieces of grass to avoid mowing regularly, a robomower brings a more practical approach. This goes a long way in reducing the amount of money spent on fertilizing your garden. As described above, the supporting members 116 of the trimming units 106 are attached to the body 102 by a movable connection. sideways or vertical movement of the trimming units 106. In the active position the trimming unit 106 may change from the passive state to the active state and perform edge cutting. In an embodiment of the present invention, the rotary cutter 110 may be connected to a main driving unit (not shown in the figures) such that the main driving unit may rotate the rotary cutter 110 via a transmission means, for example but not limiting to, gears, belt and pulley, linkages, a factional drive or a combination of these. The rechargeable batteries may be charged by electrical energy using a charger, solar energy via a solar panel, or a combination of both. activating the at least one trimming unit. A trimming unit which moves angularly or sideways ensures a uniform edge cutting without any patch of uncut grass around the edges. As shown in FIG. lawnmower is arranged to travel in a random pattern within the limited area. While changing from the active position to the passive position the trimming unit is arranged to change from the active state to the passive state. New WR141E - Landroid M500 robot mower. However, there is a big disadvantage to this navigation method. Therefore, there is a need for an autonomous robotic lawnmower to perform complete edge cutting in a safe manner. The perimeter co-ordinates of the limited area may be stored in the memory accessible of the control device of the robotic lawnmower 100 or in a remote location accessible by the control device. As shown in FIG. This invention may, however, be embodied in many different forms. FIG 4A is a schematic side view of a robotic lawnmower, according to yet another embodiment of the invention, with the trimming unit in a passive position. Many have collision sensors so that if they bump into an object, the robotic lawn mower … 14. 18. The cutting system of a robot lawnmower is also peculiar. They only really take breaks to charge (some take a couple of hours, some take nearly all day). FIG. VAN DE GRIENDT, ANTOINE, Inventor name: As described above, the robotic lawnmower 100 may follow the perimeter wire to the charger, and a portion of the perimeter of the limited area is covered by the robotic lawnmower 100. The robotic lawnmower 300 includes a body 302, a main cutting unit 304 and trimming units 306. Edge cutting is something that many robot lawnmowers do not do well. A self-propelled robotic lawnmower according to claim 2, wherein in the. According to claims 8, 9 and 10, the robotic lawnmower is arranged to move in a random pattern within the limited area. This assists the angular and/or sideways or vertical movement of the trimming units 106. Cutting Edge Machinery Ltd specialises in all aspects of garden machinery to suit all your needs from service, repair, sales and aftercare serving the whole of Worcestershire and surrounding areas. In an embodiment of the present invention, the robotic lawnmower 300 may be battery powered, using electrical energy or solar energy via a solar panel, or a combination of both. Along with automating the bulk of the maintenance work, this is also your step towards the future. According to claims 5 and 6, the trimming unit is arranged to move in an angularly or sideways manner. 8. or around the other fixed or mobile objects in the limited area. DE, Free format text: 3 is a schematic view of a robotic lawnmower, according to yet another embodiment of the present invention. Want to save time for other activities while experiencing the most cutting-edge robotic lawn mower on the market? Reasons to avoid -Some might desire a shorter, neater cut-Not the best instructions. 1, the trimming units 106 are mounted substantially towards a front portion of the robotic lawnmower 100 with respect to a direction of travel A. 10848076, Country of ref document: The external event may include a collision with an obstacle (e.g. 15. According to claims 1 1 , 12 and 13, the trimming unit is carried by the main cutter or the body of the lawnmower. In an embodiment of the present invention, when the robotic lawnmower 100 senses the perimeter wire or the perimeter wire islands, the trimming units 106 may change to the active state. 5.3 Edge Cutting; 5.4 Fast Lawn Cutting; 5.5 Efficient And Quiet Motor; 5.6 Rain Sensor; 5.7 Zone Mowing For Multiple Lawns; 6 Conclusion; The Robomow RC312 Review. As shown in FIG. In the passive position the trimming unit is in the passive state and in the active position the trimming unit is in the active state. While performing edge cutting, personal safety and prevention of any kind of damage to fixed or moving objects within the limited area are important aspects when designing robotic lawnmowers. The rotary cutter 110 may also include design modifications and/or attachments to perform various functions, such as, mulching, controlling the trajectory of the cut vegetation, aerating, digging etc. In an embodiment of the present invention, each of the trimming units 106 may include at least one cutting means 112, a cutting means carrier 114 and a supporting member 116. Further, in an embodiment of the present invention, while the robotic lawnmower 100 is arranged to travel in the random pattern within the limited area a deactivating event may change the trimming unit 106 from the active state to the passive state. A self-propelled robotic lawnmower according to claim 1, wherein in the. Highly recommended! £382.99 £ 382. Up to 500 sq m. Wifi. Contact us for advice, sales and installation of robot lawn mowers. 3. However, the robotic lawnmower with the cutting blades placed within the housing may leave uncut edges and/or grass patches around the perimeter wire and/or other objects within the limited area. 4A, the trimming unit 106 is disposed in a raised position within the housing of the robotic lawnmower 100, and the trimming unit 106 is in the passive state. During a normal operation the trimming unit 106 may stay in the passive position, and in case of the external event, for example, sensing the perimeter wire and/or perimeter wire island, switch to an active position. As shown in FIG. Further, the supporting member 116 may be attached to the body 102 by a fixed or a movable connection, for example but not limiting to, a pivoting joint, a universal joint, a prismatic joint, a cylindrical joint etc. unexpected obstacles. Such areas with uncut edges may include the border of the garden sheds, walls, trees, large stones, elevated fountains and the perimeter wire. In particular, the objective is to provide an autonomous robotic lawnmower with an improved edge cutting system.
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