Abstract: The invention relates to a machine tool monitoring device. It is proposed that the machine tool monitoring device comprises at least one signal unit for an ultra wide band operation.

Abstract: The invention relates to a device, particularly a machine tool device, having at least one computer (10), at least one transmitter (12) for transmitting a transmission signal (S1, S2), at least one receiver (14) for receiving at least one receiving signal (E1, E2, E3, E4) excited by the transmission signal (S1, S2), and at least one analysis unit (16) which is provided to calculate at least one parameter (P1, P2, P3, P4) by means of the receiving signal (E1, E2, E3, E4). The invention provides that the computer unit (10) is provided to compare the parameter (P1, P2, P3, P4) to at least one comparison parameter (V1, V2, V3, V4) calculated by means of at least one model (M).

Abstract: A device safety apparatus, in particular a hand-held device safety apparatus, having an antenna unit having at least one antenna element, which is provided for the purpose of transmitting and/or receiving a safety signal. The antenna unit has at least one additional component, which in conjunction with the antenna element is provided to specify a safety zone.

Abstract: The invention relates to a machine tool monitoring device with an identification unit for identifying the operating situation of a machine tool. According to the invention, the identification unit is designed to identify an operating situation using at least one distance variable.

Abstract: The invention relates to a machine tool monitoring device with an identification unity for identifying the operating situation of a machine tool. According to the invention, the machine tool monitoring device has at least one projection unit for defining at least one region to be monitored.

Abstract: The invention relates to a machine tool monitoring device having a detection unit for detecting an application in a machine tool. According to the invention, at least one component of the machine tool is used as a reflector for a transmitting and/or receiving signal of the detection unit.

Abstract: A machine-tool safety device for a machine tool having a transmitting unit for transmitting an outgoing signal and a receiving unit for receiving an incoming signal. The machine-tool safety device has an adjusting unit for at least semi-automatically adjusting the outgoing signal to be transmitted.

Abstract: A machine tool protection apparatus, for a machine tool, that is provided for monitoring of a protection region associated with a tool, including a first sensor unit that is provided for reception of a first protection signal. The machine tool protection apparatus further includes at least one second sensor unit that is provided for reception of a second protection signal.

Abstract: A device for transmitting and/or receiving electromagnetic RF signals, in particular a UWB antenna, has a planar, ultra-wideband antenna structure made of a plurality of dipole elements. Each dipole element comprises two poles having substantially elliptical base shapes. A measuring machine, in particular a locating and/or material identifying device for identifying objects encased in a medium and/or for identifying material parameters, in particular the moisture of a material, has at least one UWB sensor comprising at least one device for transmitting electromagnetic RF signals. A machine tool monitoring device has a detecting device for detecting the presence of a material type, in particular of tissue, in a machine tool working area, and has a working mechanism wherein the detecting device comprises a sensor unit having at least one device for transmitting electromagnetic RF signals.

Abstract: A device safety apparatus, in particular a hand-held device safety apparatus, having an antenna unit having at least one antenna element, which is provided for the purpose of transmitting and/or receiving a safety signal. The antenna unit has at least one additional component, which in conjunction with the antenna element is provided to specify a safety zone.

Abstract: The invention relates to a device, particularly a machine tool device, having at least one computer (10), at least one transmitter (12) for transmitting a transmission signal (S1, S2), at least one receiver (14) for receiving at least one receiving signal (E1, E2, E3, E4) excited by the transmission signal (S1, S2), and at least one analysis unit (16) which is provided to calculate at least one parameter (P1, P2, P3, P4) by means of the receiving signal (E1, E2, E3, E4). The invention provides that the computer unit (10) is provided to compare the parameter (P1, P2, P3, P4) to at least one comparison parameter (V1, V2, V3, V4) calculated by means of at least one model (M).

Abstract: For a machine tool, particularly an underfloor circular saw bench, a height adjustment of the tool during operation is provided at least as a function of the respective height of the machined workpiece present across the advancement path to a height level having only little overhang to the workpiece.

Abstract: A machine tool having a safety unit. The machine tool also having a calibration unit for calibrating the safety unit.

Abstract: The invention relates to a machine tool monitoring device with an identification unit for identifying the operating situation of a machine tool. According to the invention, the identification unit is designed to identify an operating situation using at least one distance variable.

Abstract: A machine tool protection apparatus, for a machine tool, that is provided for monitoring of a protection region associated with a tool, including a first sensor unit that is provided for reception of a first protection signal. The machine tool protection apparatus further includes at least one second sensor unit that is provided for reception of a second protection signal.

Abstract: A machine-tool safety device for a machine tool having a transmitting unit for transmitting an outgoing signal and a receiving unit for receiving an incoming signal. The machine-tool safety device has an adjusting unit for at least semi-automatically adjusting the outgoing signal to be transmitted.

Abstract: The invention relates to a machine tool monitoring device having a detection unit for detecting an application in a machine tool. According to the invention, at least one component of the machine tool is used as a reflector for a transmitting and/or receiving signal of the detection unit.

Abstract: A machine tool protective device for a machine tool, having a monitoring unit which is provided for monitoring a protective region assigned to a tool. It is provided that the machine tool protective device has a guiding unit, which is provided for guiding the protective region as a function of a position of the tool.

Abstract: The invention relates to a machine tool monitoring device with an identification unity for identifying the operating situation of a machine tool. According to the invention, the machine tool monitoring device has at least one projection unit for defining at least one region to be monitored.

Abstract: The invention relates to a machine tool monitoring device. It is proposed that the machine tool monitoring device comprises at least one signal unit for an ultra wide band operation.