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公开(公告)号:US20210200228A1
公开(公告)日:2021-07-01
申请号:US17057381
申请日:2019-06-04
Applicant: HUSQVARNA AB
Inventor: Stefan Grufman , Björn Mannefred , Fredrik Kallström , Patrik Jägenstedt , Jonas Agerhall , Kent Askenmalm , Göran Calás
Abstract: A robotic work tool system (200) for defining a working area (205) in which a robotic work tool (100) is subsequently intended to operate. The robotic work tool system (200) comprises a robotic work tool (100), at least one controller (210) and at least one memory (220). The robotic work tool (100) comprises at least one sensor unit (170) configured to collect sensed input datawhile the robotic work tool (100) is driven around the working area (205) to preliminarily define a perimeter around the working area (205). The at least one controller (210) is configured to establish a preliminary working area perimeter (250). The at least one memory (220) is configured to store a perimeter adjustment function and instructions that cause the at least one controller (210) to adjust the perimeter of the working area (205) by applying the stored perimeter adjustment function to the established preliminary working area perimeter (250)and thereby produce an adjusted working area perimeter (260).The perimeter adjustment function is based on the collected sensed input data corresponding to terrain features.
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公开(公告)号:US20180255704A1
公开(公告)日:2018-09-13
申请号:US15538343
申请日:2015-10-19
Applicant: HUSQVARNA AB
Inventor: Mattias Kamfors , Patrik Jägenstedt
CPC classification number: A01D34/008 , G05D1/0274 , G05D1/0278 , G05D2201/0208
Abstract: A method may include receiving map data descriptive of a plurality of zones located within a parcel of land and receiving information indicative of a plurality of reference coordinates or objects including at least a first and second reference coordinate or object located on the parcel, in which the first and second reference coordinate or object each has corresponding information for defining boundaries for a first workable zone and a second workable zone on the parcel associated therewith, respectively. The method may further include determining the boundaries of the first and second workable zones responsive to detection of at least the first and second reference coordinate or object, respectively. The method may also include receiving time-scheduling instructions for the first and second workable zones, and operating the robotic vehicle to remain within the first and second workable zones in response to the time-scheduling instructions.
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公开(公告)号:US20180222528A1
公开(公告)日:2018-08-09
申请号:US15532591
申请日:2015-11-25
Applicant: HUSQVARNA AB
Inventor: Patrik Jägenstedt , Fredrik Kallström , Magnus Bergenholm , Mats Svensson , Magnus Öhrlund , Mattias Kamfors
CPC classification number: B62D12/00 , A01D34/008 , B60L7/24 , B62D53/02 , B62D63/02 , B62D63/04 , F16D65/18 , F16D2121/20
Abstract: A robotic vehicle may include a first chassis platform including a first wheel assembly, a second chassis platform including a second wheel assembly where the first and second chassis platforms are spaced apart from each other, and a combination linkage operably coupling the first and second chassis platforms. The combination linkage may be operably coupled to the first chassis platform via a first link and is operably coupled to the second chassis platform via a second link. The combination linkage employs at least two different coupling features to operably couple the first and second chassis platforms. The at least two different coupling features include at least any two among a fixed attachment, an attachment that enables rotation about a turning axis, and an attachment that enables pivoting about a pivot axis that is substantially perpendicular to the turning axis.
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4.
公开(公告)号:US20180213717A1
公开(公告)日:2018-08-02
申请号:US15537437
申请日:2015-11-26
Applicant: HUSQVARNA AB
Inventor: Patrik Jägenstedt , Tom Söberg , Magnus Öhrlund , Andreas Källming , Fredrik Kallström , Jonas Holgersson , Mattias Kamfors , Johan Öster
CPC classification number: A01D34/008 , A01B79/005 , G05D1/021 , G05D1/0274 , G05D2201/0208
Abstract: A robotic work tool system (200) comprising further comprising a charging station (210) and a robotic work tool (100), the robotic work tool system (200) being configured to determine a change in weather and to take preservation action. The robotic work tool may detect the change in weather by detecting an electrical charge buildup in the boundary wire. The robotic work tool may take the preservative action by the robotic work tool (100) distancing itself from the charging station (210).
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公开(公告)号:US09713303B2
公开(公告)日:2017-07-25
申请号:US14769470
申请日:2013-02-21
Applicant: HUSQVARNA AB
Inventor: Patrik Jägenstedt , Mattias Kamfors
IPC: G01C22/00 , G05D1/00 , A01D34/00 , B60L1/00 , B60L3/00 , B60L8/00 , B60L11/18 , B60L15/20 , G05D1/02
CPC classification number: A01D34/008 , B60L1/003 , B60L3/0061 , B60L8/003 , B60L11/1805 , B60L11/1818 , B60L11/1877 , B60L15/20 , B60L2200/40 , B60L2240/36 , B60L2240/421 , B60L2260/32 , G05D1/0225 , G05D1/0259 , G05D1/0265 , G05D2201/0208 , G05D2201/0215 , Y02T10/645 , Y02T10/7005 , Y02T10/705 , Y02T10/7072 , Y02T10/7083 , Y02T10/72 , Y02T10/7275 , Y02T90/14 , Y10S901/01
Abstract: Disclosed is a robotic work tool (100) for use with at least one guiding wire (250; 260) adapted to conduct electric current to generate a magnetic field around the guiding wire. The robotic work tool has a sensing system (510) adapted to detect a strength of the magnetic field, a steering system (540), a controller (530) configured to control the steering system in response to output from the sensing system by means of a feedback control loop (532) so as to cause movement of the robotic work tool along the guiding wire. The controller is configured to determine a measure indicative of a distance between the robotic work tool and the guiding wire, and adjust at least one parameter of the feedback control loop in response to the determined distance measure.
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公开(公告)号:US20170079201A1
公开(公告)日:2017-03-23
申请号:US15293993
申请日:2016-10-14
Applicant: HUSQVARNA AB
Inventor: Patrik Jägenstedt , Magnus Öhrlund , Mats Svensson
CPC classification number: A01D34/008 , A01D42/00 , A01D42/06 , A01D42/08 , B60L1/003 , B60L3/0061 , B60L8/003 , B60L11/1805 , B60L11/1818 , B60L11/1877 , B60L15/20 , B60L2200/40 , B60L2240/36 , B60L2240/421 , B60L2260/32 , G05D1/0238 , G05D1/0265 , G05D2201/0208 , Y02P90/60 , Y02T10/645 , Y02T10/7005 , Y02T10/705 , Y02T10/7072 , Y02T10/7083 , Y02T10/72 , Y02T10/7275 , Y02T90/14 , Y10S901/01 , Y10S901/46
Abstract: A robotic vehicle may include a power module and a working module. The power module may include control circuitry configured to execute stored instructions to direct operation of the robotic vehicle on a defmed area, and a drive motor for propelling the robotic vehicle responsive to control by the control circuitry. The working module may be configured to perform a function with respect to the defmed area responsive to being propelled by the power module. The working module may be one of a plurality of interchangeable working modules that are attachable to the power module. At least one of the interchangeable working modules may have a different function than the working module.
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公开(公告)号:US20160198644A1
公开(公告)日:2016-07-14
申请号:US14912121
申请日:2014-08-13
Applicant: HUSQVARNA AB
Inventor: Peter Lameli , Patrik Jägenstedt , Mikael Alexiusson , Christoph Schiedt , Sven Wietelmann , Mikael Willgert , Stefan Grufman , Lars Dernebo , Martin Larsén , Anders Mattsson
CPC classification number: A01G25/16 , G05B15/02 , G05B19/042 , G05B2219/2625
Abstract: A system may include sensor equipment, task performance equipment, and a yard maintenance manager. The sensor equipment may include one or more sensors disposed on a parcel of land. The task performance equipment may be configured to perform a task on the parcel. The task may be associated with generating a result that is enabled to be monitored via the sensor equipment. The yard maintenance manager may be configured to interface with the sensor equipment and the task performance equipment to compare measured conditions with desirable conditions to direct operation of the task performance equipment.
Abstract translation: 系统可以包括传感器设备,任务执行设备和场地维护管理器。 传感器设备可以包括设置在一块土地上的一个或多个传感器。 任务执行设备可以被配置为在包裹上执行任务。 该任务可以与生成能够经由传感器设备监视的结果相关联。 码头维护管理器可以被配置为与传感器设备和任务执行设备接口,以将测量条件与期望的条件进行比较,以指导任务执行设备的操作。
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公开(公告)号:US12153435B2
公开(公告)日:2024-11-26
申请号:US17057381
申请日:2019-06-04
Applicant: HUSQVARNA AB
Inventor: Stefan Grufman , Björn Mannefred , Fredrik Kallström , Patrik Jägenstedt , Jonas Agerhall , Kent Askenmalm , Göran Calás
IPC: G05D1/00 , A01D34/00 , A01D69/02 , G05B19/42 , A01D101/00
Abstract: A robotic work tool system (200) for defining a working area (205) in which a robotic work tool (100) is subsequently intended to operate. The robotic work tool system (200) comprises a robotic work tool (100), at least one controller (210) and at least one memory (220). The robotic work tool (100) comprises at least one sensor unit (170) configured to collect sensed input data while the robotic work tool (100) is driven around the working area (205) to preliminarily define a perimeter around the working area (205). The at least one controller (210) is configured to establish a preliminary working area perimeter (250). The at least one memory (220) is configured to store a perimeter adjustment function and instructions that cause the at least one controller (210) to adjust the perimeter of the working area (205) by applying the stored perimeter adjustment function to the established preliminary working area perimeter (250) and thereby produce an adjusted working area perimeter (260). The perimeter adjustment function is based on the collected sensed input data corresponding to terrain features.
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9.
公开(公告)号:US20230373326A1
公开(公告)日:2023-11-23
申请号:US18211450
申请日:2023-06-19
Applicant: HUSQVARNA AB
Inventor: Mats Svensson , Patrik Jägenstedt , Magnus Öhrlund
CPC classification number: B60L53/30 , B60L1/003 , B60L15/2036 , A01D34/008 , B60L50/52 , B60L53/16 , B60L50/16 , H02J7/0013 , H02J7/0045 , B60L2200/40 , B60L2220/46 , B60L2240/62 , B60L2240/667 , B60L2260/32 , Y02T10/70 , Y02T90/16 , Y02T10/72 , Y02T10/7072 , Y02T90/14 , Y02T10/64 , Y02T90/12
Abstract: A robotic work tool system, comprising a charging station and a robotic work tool, said robotic work tool comprising two charging connectors arranged on an upper side of the robotic work tool and said charging station comprising two charging connectors and a supporting structure arranged to carry said charging connectors and to extend over and above said robotic work tool as the robotic work tool enters the charging station for establishing electrical contact between the charging connectors of the robotic work tool and the charging connectors of the charging station from above, wherein said supporting structure is arranged to allow the robotic work tool exit the charging station by driving through the charging station without reversing.
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公开(公告)号:US11666010B2
公开(公告)日:2023-06-06
申请号:US17118885
申请日:2020-12-11
Applicant: HUSQVARNA AB
Inventor: Tomas Wykman , Fredrik Edholm , Eric Lennings , Pär Christensson , Stefan Grufman , Björn Mannefred , Patrik Jägenstedt , Magnus Öhrlund , Olle Markusson
IPC: H04L67/125 , A01G20/30 , A01D34/00 , G05D1/02 , H04W4/021 , A01C21/00 , A01D101/00 , H04W84/18
CPC classification number: A01G20/30 , A01C21/007 , A01D34/008 , G05D1/0261 , G05D1/0274 , G05D1/0278 , H04L67/125 , H04W4/021 , A01D2101/00 , G05D1/027 , G05D2201/0208 , H04W84/18
Abstract: Some example embodiments may provide a capability for intelligent control or management of a number of assets in connection with yard maintenance with the assistance or inclusion of a management unit having distributed properties. Thus, for example, sensor equipment and task performance equipment operation may be coordinated between local management and remote management entities for efficient monitoring and maintaining of lawn wellness.
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