1016results about "Lawn-mowers" patented technology

The present disclosure provides a method for assisting users in plant cultivation, including: determining a pruning plan according to a plant species and a pruning goal, and determining whether to display the pruning plan to the user according to the current season and / or the plant growth stage, wherein the pruning plan includes a pruning approach and a pruning position; and in response to determining to display the pruning plan to the user, depicting the pruning approach and the pruning position in combination with the image of the plant to display the pruning plan to the user. The present disclosure also relates to a device for assisting users in plant cultivation and a non-transitory computer-readable storage medium.

A walk-behind mower has a mower deck, a plurality of wheels, a head, and a plurality of light sources. The wheels are rotatably coupled to the mower deck. The wheels move the walk-behind mower over a support surface in a forward direction and a rearward direction. The head is coupled to the mower deck. The head can store at least one battery pack. The light sources are coupled to at least one of the mower deck and the head. The light sources project light through a continuous illumination angle about the walk-behind mower. The illumination angle extends along an arc from the forward direction toward the rearward direction and is at least 90 degrees.

A riding lawn mower, including: a frame; a seat; a walking assembly and a walking motor; a cutting assembly and a driving motor configured to drive the cutting assembly; a first energy storage device configured to supply power to at least one of the walking motor or the driving motor, the first energy storage device detachably mounted to the frame and enabled to supply power to a handheld power tool when detached from the riding lawn mower; and a second energy storage device configured to supply power to at least one of the walking motor or the driving motor; wherein a ratio of a total energy of the second energy storage device to a total energy of the first energy storage device is greater than or equal to 2 and less than or equal to 20.

The present application provides an electric vehicle and a battery system. The electric vehicle comprises: a frame; a first power consumption unit and a second power consumption unit, the first power consumption unit and the second power consumption unit being connected to the frame; and a battery system, comprising a first power supply unit and a second power supply unit, the first power supply unit and the second power supply unit each comprising at least one battery pack, the first power supply unit supplying power to the first power consumption unit, and the second power supply unit supplying power to the second power consumption unit, wherein the at least one battery pack can supply power to a handheld tool.

A mower includes a main machine including a mowing element configured to implement a mowing function of the mower and a chassis configured to accommodate at least part of the mowing element, where the chassis is formed with an airflow channel, and the airflow channel includes a grass discharge port disposed at a rear end of the main machine; and a grass discharge assembly configured to implement a grass discharge function. The grass discharge assembly includes a body configured to guide grass clippings out of the grass discharge port; and a connecting portion configured to connect the grass discharge assembly to the main machine. The body includes a top wall baffle and a side wall baffle, and the top wall baffle and the side wall baffle are connected so that the body is basically in an inverted L shape.

An irrigation system includes at least one sensor configured to acquire data regarding a water saturation level of an area of soil, a sprinkler configured to provide water to the area of soil, and a control system. The control system is configured to acquire the data from the at least one sensor and adjust a watering scheme of the sprinkler based on the data to provide a desired water saturation level to the area of soil.

Autonomous machine navigation techniques include using simulation to configure camera capture parameters. A method may include capturing image data of a scene, generating irradiance image data, determining at least one test camera capture parameter, determining a simulated scene parameter, and generating at least one updated camera capture parameter. Image data for camera capture configuration may be captured while the autonomous machine is moving. Camera captures parameters may be used to capture images while the autonomous machine is slowed or stopped, particularly in lowlight conditions.

An external device for use with one or more robotic tools, the external device including a display and an electronic processor, where when an initiate setup button is selected by a first user input, the processor is configured to send a signal to the first robotic garden tool to travel from a dock and along a perimeter of an operating area. When the add start point button is selected by a second user input, the processor is configured to retrieve a first position of the first robotic garden tool, the first position being indicative of a first start point remote of the dock, and where the first robotic garden tool is configured to return to the dock after traveling along the perimeter and to communicate a calculated boundary length based on the data gathered by the odometry unit to the processor.

An outdoor moving device includes a main body, a first energy storage device, a second energy storage device, and a connection assembly. The first energy storage device is capable of supplying power to the outdoor moving device and includes at least one first energy storage unit. The second energy storage device is capable of supplying power to the outdoor moving device and includes at least one second energy storage unit. The connection assembly is used for mounting the second energy storage device to the main body. The first energy storage device is detachably mounted to the main body, the first energy storage device is detachable from the main body to supply power to another power tool, the first energy storage unit includes a first positive electrode made of a first material, and the second energy storage unit includes a second positive electrode made of a second material.

An outdoor power equipment having sitting configuration and standing configuration is presented herein. The outdoor power equipment can be transformed from the sitting configuration to the standing configuration and vice versa, allowing an operator to use the outdoor power equipment in either a sitting position or standing position. The sitting position can place the operator at least in part forward of a drive axis of the outdoor power equipment, whereas the standing position can place the operator at least in part coincident with or behind the drive axis. The outdoor power equipment can be electric powered in some aspects, with modular and replaceable battery packs.

An electric work machine includes a stator including a stator core, an insulator fixed to the stator core, and a coil mounted on the insulator, a rotor at least a part of which is disposed on an outer circumferential side of the stator, the rotor including a magnet, a stator base including a first heat dissipation fin and supporting the stator core, and an output unit driven by the rotor.

A hybrid system for use with utility vehicles includes an electric motor including an output shaft and a conductor configured to alternatively receive power from or send power to an electrical power source. The hybrid system includes an internal combustion engine, a first pulley connected to and rotated by the internal combustion engine, and a clutch mechanism. The clutch mechanism includes a ratchet connected to the output shaft of the electric motor to rotate at a first rotational speed, a pawl carrier driven by the internal combustion engine to rotate at a second rotational speed, and one or pawls coupled to and configured to rotate with the pawl carrier. The one or more pawls are configured to be disengaged from the ratchet when the first and second rotational speeds differ and engaged with the ratchet when the first and second rotational speeds are equal.

This invention discloses a mobile mechanism and a mobile robot incorporating the same. The mobile mechanism includes a housing, a slide, a moving wheel, a pressing part, and a deformable part. A guide part is provided within the housing. The slide is mounted on the guide part and can move along it. The moving wheel is fixed to the slide and partially protrudes from the surface of the housing. The pressing part presses against the slide, causing the slide to move towards the surface of the housing. The deformable part is mounted on the housing and connected to the pressing part, providing a force to the slide towards the housing surface during deformation. This invention allows the robot to move on different types of work surfaces. Especially when encountering obstacles, the pressing part provides a downward force to the slide, maximizing the proximity of the moving wheel to the work surface and generating friction, enabling the mobile robot to move and move away from obstacles.

A control arm for a lawn mower, the control arm including a lower arm having a slot defined therein, an upper arm pivotably coupled to the lower arm, the upper arm having a cam surface defining a first recess and a second recess, and a latch mechanism formed between the upper and lower arms to selectively secure the upper arm in an operational position or a stored position. The latch mechanism includes a rod supported and movable within the slot, and a biasing member configured to bias the rod into engagement with the first recess to secure the upper arm in the operational position or the second recess to secure the upper arm in the stored position.

A robotic garden tool may include a first sensor configured to sense an electromagnetic signal from a boundary cable installed on an operating surface, and a second sensor configured to sense a first anchor installed on the operating surface. The robotic garden tool may also include an electronic processor configured to control, based on first sensor data received from the first sensor, operation of at least one wheel motor to control movement of the robotic garden tool such that the robotic garden tool remains within a boundary defined by the boundary cable. The electronic processor may also be configured to, in response to receiving second sensor data from the second sensor that indicates a sensing of the first anchor, control operation of the at least one wheel motor to control movement of the robotic garden tool in a first predetermined manner.

A charging coupling for connecting a robotic mower to a charging station, comprising a first charging contact provided on the robotic mower and a second charging contact provided on the charging station. The first charging contact comprising a recess with two side walls substantially perpendicular to a mowing surface of the robotic mower, each side wall is provided with an essentially rectangular resilient metal plate. The second charging contact comprising a protruding part configured to fit in the recess of the first charging contact and has two sides facing the two side walls of the recess of the first charging contact when in contact. Each side of the protruding part is provided with metal plates with its sharp side facing the surface of the resilient metal plates of the first charging contact, when in contact.

Techniques and architectures for manually controlling a lawn mower while a user is positioned on or within proximity to the lawn mower are discussed herein. For example, the lawn mower can include a control interface having a handle that the user grips with one or more fingers and a control attached to the handle to receive input from one or more other fingers of the user. The control can include a lever or other element with opposing tabs configured to receive input from fingers of the user.

Provided are a vehicle control method, a multi-purpose vehicle, and a garden work vehicle. The multi-purpose vehicle includes a drive mechanism, a control mechanism, and an auxiliary control mechanism. The auxiliary control mechanism includes: a control state sensing component, configured to determine a control state of a user with respect to the control mechanism; a traveling state sensing component, configured to determine the traveling state of the multi-purpose vehicle, the traveling state including a straight-line traveling state and a non-straight-line traveling state; and a calibration controller component, configured to determine that the multi-purpose vehicle is traveling abnormally in response to a mismatch between the traveling state and the control state. The calibration controller component is further configured to adjust, in response to determining that the multi-purpose vehicle is traveling abnormally, the operating state of the drive mechanism to match the traveling state with the control state.

A traction and steering control system and method for a small- or zero-radius-turning maintenance vehicle. The traction and steering control system may determine operator intended speed and direction by monitoring positions of speed and directional control members and one or more operational parameters of the vehicle. The vehicle may then generate drive wheel speed commands that achieve the intended speed and direction by determining how best to manipulate the left and right drive wheels. In some instances, the drive wheel speed commands are disproportionately related to the positions of the speed and directional control members.

A lawnmower includes a power unit and a lawn mowing device, the power unit includes a base, the lawn mowing device includes a blade holder detachably connected to the base, the base is provided with a first locking device for fixing the blade holder, the first locking device includes a first installation rod on the base, first pins and first locking mechanisms disposed on the first installation rod for fixing the first pins, each end of the first installation rod is configured with a first insertion hole, the blade holder is configured with penetrating holes, and each of the first pins penetrates through a respective one of the penetrating holes and the first insertion hole sequentially.

A garden tool includes a control assembly, an operating mechanism, a first wheel and a second wheel. The operating mechanism is provided with a detection device for detecting a displacement of the operating mechanism. The calibration method of the disclosure includes: receiving a deviation correction command; comparing an extremum rotating speed of the first wheel with an extremum rotating speed of the second wheel; and when there is a difference between the extremum rotating speed of the first wheel and the extremum rotating speed of the second wheel, correcting a relationship between an output signal of the detection device and an output rotating speed of the control assembly to enable the extremum rotating speed of the first wheel to be the same as the extremum rotating speed of the second wheel.

A self-moving device, moving and working in a working area, includes: a housing; a moving module, mounted to the housing, and configured to drive the housing to move; a main working module, mounted to the housing, and configured to perform a main working task; an auxiliary working module, mounted to the housing, and configured to perform an auxiliary working task; a control module, configured to control the moving module, the main working module, and the auxiliary working module. The self-moving device includes a wireless communication module, configured to receive a control signal generated by user operation. The self-moving device includes an automatic working mode and an auxiliary working mode, in the auxiliary working mode, the control module controls the auxiliary working module at least based on the control signal to work; the control module controls the auxiliary working module based on an interruption of the control signal to stop working.

Selectively powered caster wheels for a maintenance apparatus are described. A motor attached to the caster wheel(s) can be selectively powered to apply force to the caster wheel. This force can be selected to overcome another force sensed at the maintenance apparatus, or to steer the maintenance apparatus on a desired course or direction. The caster wheels can be configured to orient along a direction of motion of the maintenance apparatus, in response to power from the motor or in response to the motion of the maintenance apparatus itself. In further embodiments, the motor(s) can be selectively activated or deactivated by an operator of the maintenance apparatus, in response to a remote control signal, or in response to an onboard or offboard controller of the apparatus.

A riding lawn mower, including: a frame; a seat; a walking assembly and a walking motor; a cutting assembly and a driving motor configured to drive the cutting assembly; a first energy storage device configured to supply power to at least one of the walking motor or the driving motor, the first energy storage device including at least one first energy storage unit, the first energy storage device detachably mounted to the frame and enabled to supply power to a handheld power tool when detached from the riding lawn mower; and a second energy storage device configured to supply power to at least one of the walking motor or the driving motor, the second energy storage device including at least one second energy storage unit; wherein an energy density of the second energy storage unit is different from an energy density of the first energy storage unit.

A drive-by-wire system can include pair of inputs and a controller configured to process signals from the inputs in a first mode and process the same signals differently in a second mode. The controller can be configured to, in the first mode, drive a first motor at a speed and direction that corresponds to the position of the first input and drive a second motor at a speed and direction that corresponds to the position of the second input and, in the second mode, drive the first motor and the second motor in the same direction and at the same speed using the first drive signal when the controller receives a second neutral signal from the second input, and drive the first motor and the second motor at different speeds and / or directions when the controller receives the first drive signal and the second drive signal.

A mower includes: a plurality of wheels; at least one cutter blade that cuts turfgrass; and a blade accommodating section that accommodates the cutter blade, in which the blade accommodating section includes an upper wall section and a peripheral wall section, the peripheral wall section has an inside accommodating three or more of the cutter blades side by side, the cutter blades rotating in the same direction, a partition member is provided between the two cutter blades accommodated in one end side of the upper wall section, and the partition member is not provided between the cutter blades accommodated in the other end side of the upper wall section.

A work machine includes: a pair of drive wheels that is either front wheels or rear wheels; a pair of non-driving wheels that is the other of the front wheels and the rear wheels; a work device disposed between the front wheels and the rear wheels; a machine body; and a control device including an automatic turn-execution unit configured to execute an automatic turn in a U shape. The automatic-turn execution unit is configured to execute: a gentle turn operation in which the work machine makes a gentle turn; and a counter-rotation turn operation in which the work machine makes a counter-rotation turn after the gentle turn operation.

A battery pack is provided that includes battery cell magazines and a battery management system to control charging and discharging of the associated battery pack. The battery cell magazines may include a magazine housing and associated battery cells. The magazine housing may define a plurality of battery cell recesses to receive the battery cells. The battery management system may be configured to balance the state of charge of a battery stack of battery packs. Methods for balancing a state of charge of battery packs of a battery stack are also provided, as are systems for lifting a battery stack.

A battery pack includes a battery housing defining an internal cavity, a first positive terminal extending through the housing, a first negative terminal extending through the housing, a plurality of battery cells within the internal cavity, and a battery charger within the internal cavity. The plurality of battery cells are electrically coupled to the first positive terminal and the first negative terminal. The battery charger is configured to charge the plurality of battery cells and includes a second positive terminal electrically coupled to the first positive terminal within the housing, and a second negative terminal electrically coupled to the first negative terminal within the housing.

A communication system may include a robotic garden tool with an electronic processor that may be configured to determine (i) a plurality of relative distances between the robotic garden tool and an object as the object moves in the operating area, and (ii) one or more locations of the robotic garden tool as the object moves in the operating area. The electronic processor may be further configured to determine a respective location of the one or more locations of the robotic garden tool at a respective time at which data was captured that allowed for the determination of each relative distance of the plurality of relative distances. A virtual boundary may be generated using each relative distance in combination with the respective location of the robotic garden tool at the respective time at which the data was captured that allowed for the determination of each relative distance.