Abstract: A device for determining a reference curve for a rotational position of a rotary component rotatable about an axis of rotation. An encoder disk is connected to the rotary component and is rotatable about the axis of rotation where the encoder disk is circular and has a periodic outer contour with periods. A beam source emits a measuring beam directed onto the periodic outer counter of the encoder disk. A control unit is connected to a sensor unit. Each of the periods of the periodic outer contour of the encoder disk are made up of a respective first function portion and a respective second function portion where the first function portion and the second function portion follow a monotonic progression and where one of the first function portion and the second function portion increases monotonically and the other of the first function portion and the second function portions decreases monotonically.

Abstract: A power tool system for a construction site is described, comprising a mobile power tool, the mobile power tool being set up for working, at at least one working position on the construction site, a control unit for controlling the mobile power tool, comprising a microprocessor unit and a program-code storage unit, in which program code that can be executed on the microprocessor unit can be stored, and also a structural-part data storage unit, in which at least one structural-part data record relating to at least one structural part to be used on the construction site can be stored, the control unit being set up to determine the working position on the basis of a structural-part data record stored in the structural-part data storage unit. A for controlling a mobile power tool is also provided.

Abstract: A method for measuring an operating temperature of equipment which can be oriented in a defined state using a leveling instrument, where the leveling instrument includes at least one tilt sensor with a housing that is filled with a liquid and a gas bubble, a light source, and a photosensor. The method includes storing a characteristic curve of bubble lengths for the gas bubble and temperatures in a control device of the equipment, measuring the bubble length of the gas bubble, and determining the temperature associated with the measured bubble length of the gas bubble with the aid of the characteristic curve.

Abstract: A method for checking a rotating laser for cone errors using a laser receiver, where the rotating laser projects a laser beam which can rotate in a horizontal plane about an axis of rotation and the horizontal plane spans from a first horizontal axis to a second horizontal axis. The rotating laser is arranged in a horizontal position at a first location and at a second location between a first measurement surface and a second measurement surface. The rotating laser having, at the first location a first measurement distance, and having, at the second location a second measurement distance, to the second measurement surface.

Abstract: A method for measuring a measurement distance between a rotating laser, which emits a first laser beam that can be rotated about a rotational axis and/or a stationary second laser beam, and a laser receiver, which has a detection field with a measurement function. The rotating laser is inclined in a direction of inclination by an inclination angle. The position of incidence of the inclined laser beam on the detection field of the laser receiver is determined as a measurement point. The distance between the measurement point and a zero position of the detection field is stored as the height, and the measurement distance between the rotating laser and the laser receiver is determined using the inclination angle and the height.

Abstract: A method includes comparing a received beam hitting a laser receiver in a transverse arrangement with a rotating laser beam which is moved about an axis of rotation in a vertical position by a rotary laser. The laser receiver includes an evaluating unit and a detection field having a longitudinal direction and a transverse direction. The rotary laser is arranged on a rotational platform that can be adjusted about a rotation axis, and the vertical laser plane that the rotating laser beam produces is moved by the rotational platform in a direction of rotation about the rotation axis. In the longitudinal direction of the detection field, an adjustment direction of the received beam relative to the laser receiver is determined by the evaluating unit and the adjustment direction of the received beam is compared with the direction of rotation of the rotational platform by the evaluating unit.

Abstract: A method for checking and/or calibrating a vertical axis of a rotating laser which projects a first laser beam that can rotate about an axis of rotation and a second, stationary laser beam, using a laser receiver. The rotating laser is positioned at a measurement distance from the laser receiver, the rotating laser being oriented in a vertical position, and the laser receiver having a transverse arrangement.

Abstract: A method for checking and/or calibrating a first or a second horizontal axis of a rotating laser, which emits a laser beam rotating about an axis of rotation, with the aid of a laser receiver. The rotating laser is positioned at a measuring distance to the laser receiver, the rotating laser being aligned in the horizontal position and the laser receiver being aligned in a longitudinal arrangement.

Abstract: A method for orienting a device axis of equipment in a defined state by a leveling unit includes storing, in a control device, a characteristic curve of zero positions of a tilt sensor of the leveling unit according to an operating temperature of the equipment, measuring the operating temperature, determining the zero position of the tilt sensor associated with the measured temperature with the aid of the characteristic curve, and using the leveling unit to orient the device axis in the defined state which has been established by the zero position determined with the aid of the characteristic curve.

Abstract: A method for comparing a reception beam incident on a laser receiver with a rotating laser beam transmitted by a rotating laser in a direction of rotation, where the laser receiver includes an evaluation unit and a detection field having a first measuring range and a second measuring area, includes, when the reception beam is incident on the detection field, determining a first reception signal which represents a first time trend of the incident reception beam in the first measuring range and a second reception signal which represents a second time trend of the incident reception beam in the second measuring range. A direction of movement of the reception beam relative to the laser receiver from the first and the second reception signals is determined. The direction of the movement of the reception beam is compared by the evaluation unit with the direction of rotation of the rotating laser beam.

Abstract: A measuring device (30) including a device housing (31) having at least one housing section (37; 36) and including a measuring unit (32) that is arranged at least partially inside the device housing (31). The at least one housing section (37; 36) includes a first segment made of a first material and a second segment made of a second material that differs from the first material. The first material is an elastomeric or thermoplastic-elastomeric plastic with a rebound resilience of less than 40% and a Shore-A hardness of less than 80, and the second material is a hard thermoplastic or a metal.

Abstract: A rotating laser (30), including a device housing (31) having a base housing (35), a rotating head (36) and three or more handles (37), whereby the base housing (35) includes a bottom surface (38), a top surface (39) opposite from the bottom surface (38) and a side surface (41) that connects the bottom and top surfaces (38, 39), and a measuring unit (32) that is arranged at least partially inside the device housing (31), whereby the handles (37) have a first segment with a grip element (45), and a lower shock absorbing element (49) at the lower end (43) of the handles (37) facing away from the rotating head (36), and the lower shock absorbing elements (49) project relative to the bottom surface (38) in an axial direction parallel to the axis of rotation (34).

Abstract: The invention relates to a method for comparing a received beam (24) hitting a laser receiver (12) in a transverse arrangement with a rotating laser beam (22), which is moved about an axis of rotation (21) in a vertical position by a rotary laser (11), wherein the laser receiver (12) comprises an evaluating unit and at least cuie detection field (25) having a longitudinal direction (28) and a transverse direction (29). The rotary laser (11) is arranged on a rotational platform (14) that can be adjusted about a rotation axis (15), and the vertical laser plane that the rotating laser beam (22) produces is moved by the rotational platform (14) in a direction of rotation (16) about the rotation axis (15).

Abstract: A method for measuring a measurement distance between a rotating laser, which emits a first laser beam that can be rotated about a rotational axis and/or a stationary second laser beam, and a laser receiver, which has a detection field with a measurement function. The rotating laser is inclined in a direction of inclination by an inclination angle. The position of incidence of the inclined laser beam on the detection field of the laser receiver is determined as a measurement point. The distance between the measurement point and a zero position of the detection field is stored as the height, and the measurement distance between the rotating laser and the laser receiver is determined using the inclination angle and the height.

Abstract: Method for comparing a received beam (24) incident on a laser receiver (12) in a longitudinal arrangement with a rotating laser beam (22), which is moved by a rotating laser (11) in a horizontal position about an axis of rotation (21), wherein the laser receiver (12) comprises an evaluation unit and at least one detection field (25) having a longitudinal direction (28) and a transverse direction (29). The rotating laser (11) is arranged on a tripod (14) adjustable along an axis (15) and the horizontal laser plane that the rotating laser beam (22) produces is moved by the tripod (14) in a height direction (16) along the axis (15). In the longitudinal direction (28) of the detection field (25), the evaluation unit determines an adjustment direction of the received beam (24) relative to the laser receiver (12), and the evaluation unit compares the adjustment direction of the received beam (24) with the height direction (16) of the tripod (14).

Abstract: The invention relates to a method for comparing a receive beam (24) incident on a laser receiver (12) with a rotating laser beam (22), which is transmitted by a rotating laser (11) in a direction of rotation (23) about an axis of rotation (21), wherein the laser receiver (12) comprises an evaluation unit and at least one detection field (25) having a first measurement area and a second measurement area. When the receive beam (24) is incident on the at least one detection field (25) of the laser receiver (12), the evaluation unit determines a first receive signal, which represents the time progression of the incident receive beam (24) in the first measurement area, and a second receive signal, which represents the time progression of the incident receive beam (24) in the second measurement area.

Abstract: A method for checking and/or calibrating a first or a second horizontal axis of a rotating laser, which emits a laser beam rotating about an axis of rotation, with the aid of a laser receiver. The rotating laser is positioned at a measuring distance to the laser receiver, the rotating laser being aligned in the horizontal position and the laser receiver being aligned in a longitudinal arrangement.

Abstract: A method for checking and/or calibrating a vertical axis of a rotating laser which projects a first laser beam that can rotate about an axis of rotation and a second, stationary laser beam, using a laser receiver. The rotating laser is positioned at a measurement distance from the laser receiver, the rotating laser being oriented in a vertical position, and the laser receiver having a transverse arrangement.

Abstract: A method for orienting a device axis of equipment in a defined state by a leveling unit includes storing, in a control device, a characteristic curve of zero positions of a tilt sensor of the leveling unit according to an operating temperature of the equipment, measuring the operating temperature, determining the zero position of the tilt sensor associated with the measured temperature with the aid of the characteristic curve, and using the leveling unit to orient the device axis in the defined state which has been established by the zero position determined with the aid of the characteristic curve.

Abstract: A method for checking a rotating laser for cone errors using a laser receiver, where the rotating laser projects a laser beam which can rotate in a horizontal plane about an axis of rotation and the horizontal plane spans from a first horizontal axis to a second horizontal axis. The rotating laser is arranged in a horizontal position at a first location and at a second location between a first measurement surface and a second measurement surface. The rotating laser having, at the first location a first measurement distance, and having, at the second location a second measurement distance, to the second measurement surface.