Abstract: An electric energy storage device which includes four energy units with a substantially same voltage value is provided. Each energy unit is provided with a positive electrode and a negative electrode. The electric energy storage device comprises a socket with eight independently arranged electrode terminals that are connected with the four energy units. The disclosure also provides an electric tool system using the electric energy storage device. The electric tool is provided with plugs that may be connected with the four energy units in different states, allowing the electric energy storage device to output multiple voltages.

Abstract: A power device and a power tool are provided, including a motor and a transmission gear set. The transmission gear set includes a driving gear and a driven gear, a speed of the motor is from 5000 rpm to 11000 rpm, a diameter is from 20 mm to 50 mm, and a volume is from 600 mm3 to 2200 mm3. A weight is from 90 g to 260 g. A reduction ratio of the driving gear to the driven gear is from 2 to 7. The power tool of the disclosure adopts an outer rotor motor with a smaller rotor diameter and a lower rotating speed, which reduces a volume and weight of the overall device, is easy to mount and carry, and increases a battery life.

Abstract: The disclosure relates to an auger assembly and a snow thrower including a supporting shaft; a snow throwing paddle, a left and right snow scraper assembly. The snow throwing paddle in a middle of the supporting shaft rotates synchronously with the supporting shaft. The left and right snow scraper assemblies are symmetrical to each other with respect to a particular plane that is perpendicular to an axis of the supporting shaft. The left snow scraper assembly includes a snow scraper helically spiraled around the supporting shaft along an axial direction of the supporting shaft. The snow scraper is spliced by at least two-section split helical blades each helical blade provided with a connecting part at an end away from the snow throwing paddle. The connecting part is connected with the supporting shaft. One of the helical blades closest to the snow throwing paddle is connected with the snow throwing paddle.

Abstract: A battery pack is provided. The battery pack includes a housing, a plurality of battery sets arranged in the housing, and a power supply system. The power supply system includes a switch control circuit for controlling a series-parallel connection mode of the plurality of battery sets, a main control chip for controlling the discharge of the plurality of battery sets by the switch control circuit, a wake-up circuit for waking up the power supply system of the battery pack when the main control chip receives a wake-up signal, a self-locking circuit connected to the switch control circuit which switches to a disabled state when the self-locking circuit is triggered; and a USB circuit and an extended power output interface, connected to the plurality of battery sets for outputting power to charge external devices.

Abstract: The disclosure provides a snow thrower and a steering method thereof. The snow thrower includes a chassis, a wheel assembly, a working assembly, a power assembly and a battery assembly. The wheel assembly is connected with the chassis and includes wheels arranged at both sides of the chassis. The working assembly is connected with the chassis and includes an auger assembly and an impeller assembly. The auger assembly includes an auger and a auger housing at least partially accommodating the auger. The impeller assembly includes an impeller and an impeller housing at least partially accommodating the impeller. The power assembly includes a motor and is connected with the working assembly to drive the working assembly to work. The battery assembly is connected with the power assembly and the wheel assembly, and the battery assembly includes at least one battery.

Abstract: The disclosure provides a power head and an outdoor power equipment using the same. The power head includes a housing assembly, a motor assembly and a battery pack assembly. The housing assembly includes a first housing and a second housing. The first housing and the second housing defines a housing space. The motor assembly is arranged in the housing space. The motor assembly includes a motor. One end of an output shaft of the motor extends to outside of the housing assembly. The battery pack assembly is arranged inside the housing space. The battery pack assembly supplies power for the motor assembly.

Abstract: The disclosure provides a container, a cover and a chainsaw. The container includes a box body, a cover, a suction device, a first tube and a second tube. The box body is provided with a liquid storage cavity provided with a liquid filling opening and a liquid suction opening. The cover is detachably mounted on the liquid filling opening and is provided with a one-way ventilation structure. The suction device is arranged outside the box body. One end of the first tube is connected with the liquid suction opening, and the other end is connected with a liquid suction port of the suction device. One end of the second tube is connected with a liquid drainage port of the suction device, and the other end extends to a part to be lubricated or cooled of the cutting tool.

Abstract: The disclosure provides a power tool and a cutting tool. The power tool includes a housing, a motor, a power supply, a working assembly, and a transmission mechanism. The motor is mounted in the housing and the motor has a motor shaft. The power supply is configured to provide energy for the motor. The working assembly rotates along a rotating axis of the working assembly itself. The transmission mechanism has a transmission shaft, the transmission shaft is connected with the motor shaft, so as to transmit power from the motor to the working assembly. The motor is an outer rotor motor, and an axis of the rotating axis of the working assembly intersects an axis of the transmission shaft.

Abstract: The disclosure provides a handheld vacuum cleaner and a vacuum cleaner brush assembly. The handheld vacuum cleaner includes a housing, a suction generating unit, a dirt collection unit and a battery pack. The housing includes a body, a holding portion and a base. The holding portion is arranged between the body and the base. The suction generating unit is mounted on a side of the body away from the holding portion. The dirt collection unit is mounted on the suction generating unit. The battery pack is detachably mounted on a side of the base away from the holding portion. Wherein, the holding portion includes a handle connected between the body and the base, and a supporting bracket. The handle is covered with a static conducting portion, and the static conducting portion is electrically connected with a static generating portion of the handheld vacuum cleaner.

Abstract: The disclosure provides a mower and an outdoor work tool. The mower includes a main body, a traveling wheel assembly, a handle assembly, a blade, and a first height adjustment device. The traveling wheel carries the main body and may drive the main body to move on the ground. The traveling wheel assembly includes a wheel axle. The handle assembly is connected with the main body. The first height adjustment device is provided with a height adjustment fixing base which is connected with the main body. The height adjustment fixing base is provided with a plurality of first through holes. A wheel axle connected with the mower is arranged to be selectively placed in the first through hole, and the wheel axle is non-rotatably housed in the first through hole.

Abstract: The disclosure provides a mower. The mower includes a body, a working unit, a wheel unit, a platform and a pedal. The working unit is coupled to the body. The wheel unit is mounted on the body and includes a front wheel unit and a rear wheel unit. The platform is mounted on the body and is located on a side of the rear wheel unit away from the front wheel unit. The pedal is in an axial direction of the rear wheel unit and located on a side of the body. Wherein, a height of the pedal to ground is greater than a height of the platform to the ground.

Abstract: A female terminal, a socket, a battery pack, a power tool and a power tool system are provided to improve a problem of limited discharge capacity between a conventional battery pack and a power tool. The female terminal is used for an electrical connection with a male terminal, and the female terminal includes: a first electrical connector and a second electrical connector. The first electrical connector is provided with a first resilient opening to be electrically connected and inserted into the male terminal. The second electrical connector is arranged inside the first electrical connector, and is provided with a second resilient opening to be electrically connected and inserted into the male terminal. Wherein, during an electrical connection, the male terminal sequentially enters the first resilient opening and the second resilient opening in sequence, and is electrically connected to the first electrical connector and the second electrical connector.

Abstract: The disclosure provides a robotic mower and a control method, a system and a storage medium thereof. The control method includes: controlling the robotic mower to move to a starting point; selecting a path map from a pre-stored path map set; and controlling the robotic mower to move and work according to the selected path map. The path map set is a path map pre-planned according to different moving angles according to a working area of the robotic mower. With the disclosure, it may ensure that the robotic mower walks along different paths each time it works, thereby avoiding ruts caused by repeated rolling of the working area.

Abstract: A method navigates a robotic mower (2) by means of a wire (4, 8). The robotic mower (2) comprises at least one sensor (12, 14). The method comprises controlling the robotic mower (2) to exit a parking position at a station (11), wherein in the parking position the robotic mower (2) is at least partially arranged at an inside of a loop (10) of the station (11), determining that the robotic mower (2) has moved further outside of the loop (10) by detecting at least one signal of the loop (10) by means of the at least one sensor (12, 14), detecting at least one signal of the wire (4, 8) by means of the at least one sensor (12, 14) and controlling the robotic mower (2) to straddle along the wire (4, 8).

Abstract: A method performed by a robotic garden system for controlling a robotic garden tool (1). The system comprises the robotic garden tool (1), a control unit, and a database. The method comprises the steps of: A. Retrieving a predetermined route (3) for a working area (4). The predetermined route (3) is based on a travel angle (6). The travel angle (6) is an angle extending from a starting point (7). The working area (4) delimits the travel of the robotic garden tool (1). A route data set comprises a plurality of predetermined routes. Each predetermined route has a travel angle substantially being different from all other travel angles of all other predetermined routes. B. Controlling the robotic garden tool (1) to start from the starting point (7) and move along the retrieved predetermined route (3).

Abstract: A robotic tool system includes a robotic tool and a navigation control device. The robotic tool system is used to move in a working area and perform a work task. The navigation control device is detachably connected with the robotic tool and includes a navigation assembly, a planning assembly and a communication assembly. The navigation assembly is used to receive a position signal of the robotic tool and/or the navigation control device. The planning assembly is used to obtain a path map of the working area by fitting according to the position signal. The communication assembly is connected with the robotic tool, transmits the path map to the robotic tool, controls the robotic tool to run in the working area according to the path map and performs corresponding task or return to a charger station to realize an automatic charging connection.

Abstract: The disclosure provides a battery pack, a tool system, a charging system, an adapter and using methods thereof. The battery pack comprises a battery assembly, a charging assembly and a discharging assembly. The charging assembly matches the battery assembly to charge the battery assembly by an external power source. The discharging assembly matches the battery assembly to supply power to the electric equipment through the battery assembly. The discharging assembly comprises a discharging coil and a discharging integration module matched with the discharging coil, so that the battery assembly outputs electrical energy through the discharging assembly in a non-contact manner.

Abstract: The disclosure provides a backpack blower, a backpack assembly and a backpack power assembly. The backpack blower includes a backpack assembly and a blower body. The backpack assembly is used for an operator to carry and comprises a battery pack cavity to house a battery pack. The blower body is mounted on the backpack assembly. The battery pack supplies power to the blower body. The blower body includes a motor duct assembly, an air inlet assembly assembled and fixed with the backpack assembly, and an air outlet assembly connected with the air inlet assembly. The air inlet assembly includes an air inlet and an air inlet tube connected to the air inlet. The air inlet tube is connected with the air outlet assembly. The motor duct assembly is housed in the air outlet assembly.

Abstract: A method controls an apparatus comprising at least two sensors, and an active device interfering with signals detectable by the at least two sensors. The method comprises: detecting, by means of the at least two sensors, signals at different points in time, the signals including burst signals from a signal source, storing data indicative for the detected signals in a memory, comparing signal values determined based on the data indicative for the signals stored in the memory of three different points in time with one another to differentiate the signal values into a low signal value, an intermediate signal value and a high signal value, subtracting the intermediate signal value from a current signal value detected by means of at least one of the at least two sensors to obtain at least one processed signal value and controlling operation of the apparatus based on the processed signal value.

Abstract: A method navigates a robotic mower (2) comprising at least one sensor (12; 14). The method comprises detecting (S101), by means of the at least one sensor (12, 14), at least one signal from a wire (8) as a first signal source; controlling (S106) the robotic mower (2) to follow the wire (8) at a first distance (D1) to the wire (8); detecting (S108), by means of the at least one sensor (12, 14), at least one signal from a second signal source; detecting (S109) a second distance (D2) based on the at least one signal from the second signal source; and navigating (S110) the robotic mower (2) along a path determined based on the first distance (D1) and the second distance (D2).