A method operates a hand-guided processing device having a user-activated operating sensor device with a plurality of different detection positions. The method involves the steps: a) detecting a sequence of activations of the operating sensor device at different detection positions of the plurality of detection positions, and b) when the detected sequence corresponds to a given sequence, calibrating the operating sensor device for at least one detection position of the plurality of detection positions based on at least one of the activations of the detected activations.

A hand-guided treatment device has a motor housing which includes a basic housing body that extends at least on a first housing side, and a remaining housing body, which is connected to the basic housing body and, together with the basic housing body, encloses a housing interior. A drive motor in the housing interior is held on the basic housing body. The basic housing body has a tool-holding device for holding a tool driven by the drive motor. The basic housing body forms a rigid motor- and tool-supporting structure which extends at least on the first housing side and on an adjoining second housing side, forming an L shape, wherein the remaining housing body forms a non-rigid remaining housing structure.

A power tool ensemble includes at least a power head, a first shaft coupler, and a second shaft coupler, for use with tool heads of landscaping tools. The power head includes a motor and a power shaft mechanically coupled to the motor. Each shaft coupler includes a power shaft connecter for connecting to the power shaft, and a shaft-specific connecter for connecting to tool shafts of the tool heads. In each shaft coupler, the power shaft connecter is mechanically coupled to the shaft-specific connecter. The shaft-specific connecter in the first shaft coupler has a different tool shaft configuration from the shaft-specific connecter in the second shaft coupler.

One aspect of the present disclosure provides an electric working machine. The electric working machine includes a driver, a motor, and a control circuit. Attached to the driver is a selected tool. The motor drives the selected tool attached to the driver. The control circuit sets a target rotational frequency based on the selected tool. The control circuit controls the motor to rotate at the target rotational frequency.

A cutting blade applied to a reciprocating-type cutting device (1) including a pair of cutting blades (2, 3) that are reciprocated in a state of being superposed on each other to cut an object to be cut. The cutting blade includes: a base element (21); and a plurality of blade bodies (22) jutting from the perimeter of the base element (21), the plurality of blade bodies (22) each having a sliding surface (24) that slides over a mating blade body (32). At least some of the plurality of blade bodies (22) each have a high-hardness section (22A) formed in a part including at least both ends (24a, 24b) in a sliding direction of the sliding surface (24), the high-hardness section (22A) having hardness higher than the hardness of the other part. The thickness of the high-hardness section (22A) is set to 10 μm or more and 200 μm or less.

A shearing mechanism is provided including a pair of blade units comprising shearing blades respectively; and a motion mechanism configured to move at least one of the pair of blade units along a predetermined trajectory in such a manner that a velocity thereof does not become zero while maintaining a relative posture of the pair of blade units, wherein the pair of blade units are configured to cut an object by overlapping the shearing blades of each other during the motion.

A power tool ensemble includes at least a power head, a first shaft coupler, and a second shaft coupler, for use with tool heads of landscaping tools. The power head includes a motor and a power shaft mechanically coupled to the motor. Each shaft coupler includes a power shaft connecter for connecting to the power shaft, and a shaft-specific connecter for connecting to tool shafts of the tool heads. In each shaft coupler, the power shaft connecter is mechanically coupled to the shaft-specific connecter. The shaft-specific connecter in the first shaft coupler has a different tool shaft configuration from the shaft-specific connecter in the second shaft coupler.

A reciprocating blade apparatus includes a pair of reciprocating blades stacked on one another in a thickness direction, and a transmission case including a power train configured to reciprocate the pair of reciprocating blades. The power train includes a pair of eccentric cams, and a pair of reciprocating members including fitting holes in which the eccentric cams are fitted, respectively. The pair of reciprocating members is guided to be able to move along an axis line which is parallel to a moving direction of the pair of reciprocating blades and runs through a rotation axis of the eccentric cams.

A power tool (1) is disclosed comprising a tool (3),a power source (5) arranged to power the tool (3),a throttle lever (7),a circuit board (9),and a human machine interface (10) comprising components (15, 17, 19) arranged on the circuit board (9). The power tool (1) further comprises a magnet (11) operably connected to the throttle lever (7), and a sensor arrangement (13) configured to sense the intensity of the magnetic field of the magnet (11). The sensor arrangement (13) is arranged on the circuit board (9).

A hand-guided gardening, forestry and/or construction processing device includes a processing tool, an electric motor drive system, wherein the electric motor drive system is designed to drive the processing tool, a user-adjustable operating element, and a control device. The control device is designed to control a target slope rate of a rotational speed of the electric motor drive system in dependence on a position of the operating element according to at least one allocation in such a way that maximum target slope rates of the rotational speed differ for different positions.