Abstract: A position-determining device for a hand-held material testing apparatus detects a distance traveled by the material testing apparatus. The position-determining device includes at least one signal transmitter unit and at least one sensor unit. The signal transmitter unit is for an arrangement on a rolling element of the material testing apparatus. The signal transmitter unit includes at least one signal transmitter element configured to change a measurement signal as a function of a rotational position of the rolling element. The at least one sensor unit is provided for an arrangement on a chassis of the material testing apparatus and for detecting the measurement signal. The signal transmitter element is configured as an inductive signal transmitter element. The sensor unit is configured as an inductive sensor unit. The inductive signal transmitter element and the inductive sensor unit are configured for inductive coupling to one another.

Abstract: A laser leveling device includes at least one laser emitting device for emitting a laser marking, in particular a one-dimensional laser marking, in an emission direction onto a projection surface. The laser emitting device includes a first sensor device for ascertaining the actual alignment of the at least one laser emitting device with respect to the projection surface, a controller which is designed to calculate a target alignment of the at least one laser emitting device at least on the basis of the ascertained actual alignment of the at least one laser emitting device with respect to the projection surface, and a positioning device for aligning the at least one laser emitting device according to the target alignment. The disclosure additionally relates to a leveling method.

Abstract: A hand tool device comprises a computation unit and at least one locating device that is configured to receive a locating signal having a circularly polarized component. The computation unit is configured to ascertain a piece of position information of a locatable object from the circularly polarized part of the locating signal.

Abstract: A motion detector and method of operating the motion detector including an antenna configured to transmit radio frequency (RF) signals and receive reflected RF signals. The motion detector also includes a controller configured to generate a notification when a target object is detected and an application specific integrated circuit (ASIC) electrically coupled to the antenna and the controller. The ASIC is configured to generate and send the RF signals to the antenna and to receive the reflected RF signals via the antenna. The ASIC also receives at least one control parameter from the controller and sends an output signal to the controller indicative of motion of a target object based on the at least one control parameter and the reflected RF signals.

Abstract: A motion detector and method of operating the motion detector including an antenna configured to transmit radio frequency (RF) signals and receive reflected RF signals. The motion detector also includes a controller configured to generate a notification when a target object is detected and an application specific integrated circuit (ASIC) electrically coupled to the antenna and the controller. The ASIC is configured to generate and send the RF signals to the antenna and to receive the reflected RF signals via the antenna. The ASIC also receives at least one control parameter from the controller and sends an output signal to the controller indicative of motion of a target object based on the at least one control parameter and the reflected RF signals.

Abstract: A hand tool device comprises a computing unit and at least one locating device configured to receive two orthogonal polarization directions of at least one reflected locating signal. The computing unit is configured to determine, from two received polarization directions of the reflected locating signal, an item of orientation information of a concealed, elongate object.

Abstract: The invention relates to a method for protecting a contactless charging/discharging process of a battery-operated object (4), in particular an electric vehicle, wherein the object (4) is charged or discharged by means of inductive energy transmission between a first coil (8) of a charging/discharging station (6) and a second coil (10) of the object (4), wherein a protection area (18, 20) in the surroundings of the charging/discharging station (6) is defined, a detection range (22, 24) of monitoring sensors (16) or an evaluation range of the detection range (22, 24) of monitoring sensors (16) is adjusted to the protection area (18, 20), and the presence of metal and/or persons in the detection range (22, 24) or evaluation range of the monitoring sensors (16) is monitored during a charging/discharging process of the object (4). A computer program and a system (2) which are set up to carry out the method are also stated.

Abstract: The invention relates to a device (15) for operating an inductive charging system (1) for a motor vehicle (2), said device comprising: a fixed primary unit (4) of a charging station (3); a secondary unit (6) that is associated/can be associated with the motor vehicle (2); and means for positioning the motor vehicle (2) having the secondary unit (6) relative to the primary unit (4). According to the invention, the means have at least one ultra wide-band sensor (16, 17, 21).

Abstract: A hand tool device comprises a computation unit and at least one locating device that is configured to receive a locating signal having a circularly polarized component. The computation unit is configured to ascertain a piece of position information of a locatable object from the circularly polarized part of the locating signal.

Abstract: A hand tool device comprises a computing unit and at least one locating device configured to receive two orthogonal polarization directions of at least one reflected locating signal. The computing unit is configured to determine, from two received polarization directions of the reflected locating signal, an item of orientation information of a concealed, elongate object.

Abstract: A locating device, in particular a hand locating apparatus, comprises a locating unit which has at least one antenna. The antenna is of planar construction.