Abstract: The invention relates to a paving machine comprising a material bunker for receiving a construction material, a chassis, an operator stand which is arranged behind the material bunker when seen in the construction direction, a paving screed which can be leveled for assembling the construction material onto a substrate, a material conveying unit which is configured to transport the construction material from the material bunker to the paving screed, and at least one optical projector which is configured to generate at least one projection in the visible spectrum on the substrate laterally and/or in front of the chassis of the paving machine when seen in the construction direction. The projection is visible to an operator of the paving machine from the operator stand when seen in the construction direction.

Abstract: A construction machine according to the disclosure comprises a material hopper for receiving bulk material. The material hopper comprises a first sub-hopper that is pivotable about a first axis and a second sub-hopper that is pivotable about a second axis, wherein the first and second axes extend parallel to each other. The first and second sub-hoppers each comprise a rear wall, and the rear walls are shifted with respect to each other in a direction parallel to the axes, whereby a collision of the rear walls is prevented when pivoting the first and/or the second sub-hopper.

Abstract: A door handle device for a door of a motor vehicle, with a bearing bracket attachable/attached to the door, with a door handle pivotally mounted on the bearing bracket, with an unlocking device that connects the door handle to the door lock so as to unlock the door lock upon actuation of the door handle, and with a blocking element, which is disposed on the bearing bracket in a release position releasing the unlocking device. The blocking element is at least partly displaceable into a blocking position preventing the unlocking device from unlocking so as to prevent opening of the door in an accident-related deformation of the door. It is provided that the blocking element is designed to be plastically and/or elastically deformable at least in sections such that the blocking element is movable into the blocking position at least in sections in the direction of the bearing bracket.

Abstract: The present invention relates to a system (S) for creating an ablation volume (20) within a target object (1), comprising: an applicator (2) comprising a head (2a), which applicator (2) is configured to be pinserted into the patient's body so as to position said head (2a) into or close to a target object (1) located inside said body, and wherein the applicator (2) is configured to emit energy (E) provided to the applicator (2) via said head (2a) so as to create an ablation volume (20) comprising at least a region of said target object (1), a tracking system (6) configured to track the pose (4) of the head (2a) with respect to the pose (5) of the target object (1), wherein the tracking system (6) is further configured to provide a signal (6a) indicative of the relative pose of the head (2a) of the applicator (2) with respect to the target object (1), and an energy control unit (10) configured to control emission of said energy (E) by the head (2a) of the applicator (2) in response to said signal (6a).

Abstract: A drill bit (1) for creating a tubular hole in a bone (9), comprises: a longitudinal body (2) extending along an axis (21) and having a proximal end and a distal end (22); a main cutting edge (3) formed at the distal end (22) of the body (2); a main cutting face (4) extending from the main cutting edge (3) and defining a rake angle (?); and a spiral flute (5) formed around the body (2) and extending from the main cutting face (4) along the axis (21) of the body (2). The main cutting edge (3) is the only single main cutting edge (3) of the drill bit (1). The spiral flute (5) is the only single spiral flute (5) of the drill bit. The rake angle (?) is at least 25°. The drill bit (1) according to the invention drill bit allows for minimizing heat production when drilling a hole into the bone.

Abstract: An elevator system having: an elevator car vertically movable in an elevator shaft; a traction medium for raising and lowering the elevator car and being guided around at least one roller to the car and being fixed merely at ends thereof; a traction medium reservoir including at least one first deflecting axle and at least one second deflecting axle around which the traction medium is guided in alternation between the first and second axles so that a section, the length depending on the spacing of the first and second axles, of the traction medium is received in the reservoir; and a fixing unit to which the second deflecting axle is fixed, wherein the fixing unit is fastenable at different positions in the elevator shaft so that the spacing between the first and second axles is settable to determine the length of the traction medium received in the reservoir.

Abstract: A movable platform having a fall prevention device is arranged in a shaft of an elevator system and is operated by a corresponding method for securing the movable platform. The movable platform includes a complete machine room used in an expandable elevator for a building under construction. The movable platform can be moved vertically along guide rails. In order to secure the movable platform during movement, the fall prevention device includes at least one arresting device that is arranged on the movable platform and which can be brought into engagement with the guide rail if necessary. A locking element arranged on the movable platform interacts with a safety component arranged along the movement path, and can, if necessary, actuate the arresting device together with an arresting braking system of an elevator car attached to the movable platform, the locking element thus blocking a possible downward motion.

Abstract: A device for mechanically preventing the automatic opening of a vehicle door in the event of an object acting thereon includes a mounting clip fixed to an outer door part for an outer door handle. The mounting clip has a door opening mechanism having a balancing mass which is adjustably supported on the mounting clip and operatively connected to the outer door handle and can also be moved from a first operating position into a second operating position and back. A force introduction and locking element is associated with the balancing mass. A movement of the balancing mass from the first operating position into the second operating position can be prevented, limited, and/or reversed by way of the element. When viewed in the direction of movement of the bar the force introduction and locking element is advantageously supported against a door lock housing that is fastened to the vehicle door.

Abstract: The present invention refers to a process for the preparation of an aqueous polymer dispersion, an aqueous polymer dispersion obtained by the process, a binder, an adhesive, a size suitable for at least one fiber, a covering, or a paper coating slip, comprising the aqueous polymer dispersion as well as the use of the aqueous polymer dispersion for the preparation of a binder, an adhesive, a size suitable for at least one type of fiber, a paint, a covering, or a paper coating slip.

Abstract: A turbofan aircraft engine having a primary duct (C), including a combustion chamber (BK), a first turbine (HT) disposed downstream of the combustion chamber, a compressor (HC) disposed upstream of the combustion chamber and coupled (W1) to the first turbine, and a second turbine (L) disposed downstream of the first turbine and coupled (W2) via a speed reduction mechanism (G) to a fan (F) for feeding a secondary duct (B) of the turbofan aircraft engine. A square of a ratio of a maximum blade diameter (DF) of the fan to a maximum blade diameter (DL) of the second turbine is at least 3.5, in particular at least 4.

Abstract: This disclosure features construction cylinder arrangements for machines for producing three-dimensional (3D) objects in layers by laser sintering or laser melting powdered material. These arrangements include a base member and a piston that can be displaced along a central axis of the base member at an inner side of the base member, wherein the piston has at the upper side thereof a substrate for growing the 3D objects and wherein the base member includes an insulation member that forms at least the inner side of the base member, wherein the insulation member includes a material having a specific thermal conductivity ?IK, with ?IK?3W/(m*K). The piston can be constructed with an upper piston portion and a lower piston portion, wherein the upper portion includes the substrate and the lower portion includes a cooling device. The construction cylinder arrangements have improved gas-tight sealing even at high temperatures, for example, above 500° C.

Abstract: The invention relates to a system for estimating the spatial position (pose) of a tool (2) within an object (1), particularly in the form of a human bone that is to be machined with said tool, comprising: a sensor (21) being designed to be coupled to said tool (2), which sensor (21) is further designed to generate an sensor output signal (31) upon machining of said object (1) along an actual trajectory (30), which sensor output signal (31) depends on a material property of said object along said actual trajectory (30), an analyzing means being designed to determine a correlation between said sensor output signal (31) upon machining said object (1) and a plurality of pre-determined candidate output signals (42), each candidate output signal (42) being generated in beforehand using said material property along an associated model trajectory (40) in a model of said object (1), and wherein said analyzing means is designed to estimate a spatial position of the tool (2) within the object (1) using the model traject

Abstract: The invention relates to an improved retainer system for a mobile-telephony antenna and a mobile-telephony component, which is characterized inter alia, by the following features: —said mobile-telephony component (MK) is secured, on the carrier side, by a retainer system which is separate from the retainer device (11, 7) for said mobile-telephony antenna (MA), —the retainer system also comprises at least one carrier-side mobile-telephony component-retainer device (17), —said mobile-telephony component (MK) comprises at least component-side mobile-telephony component-retainer device (25), —an interface and/or separating point (X) or a pivoting and/or displacement plane (E) is formed between said carrier-side mobile-telephony component-retainer device (17) and the respective component-side mobile-telephony component-retainer device (25), and —when the associated fixture means are released, the mounted mobile-telephony component (MK) may be removed, with the component-side mobile-telephony component-retainer dev

Abstract: A method for introducing an elevator support into an elevator system includes a support brake device for controlling a drawing-in speed of the elevator support. The elevator support is wound on a support roller at a floor or in a machine room of a building. The elevator support is unwound from the roller and introduced into a shaft of the elevator system. The support brake device is arranged between the support roller and the shaft, and a drawing-in speed of the elevator support is adjusted by the support brake device. The support brake device contains a traction pulley for receiving the elevator support that is rotatably mounted in a support frame so that the elevator support can at least partly loop around the traction pulley. The traction pulley is braked by a pulley brake device, whereby the drawing-in speed can be controlled.

Abstract: A method is provided for operating a headlight having a laser light source in a motor vehicle. The headlight generates a light distribution from the light of the laser light source. The laser light source is activated such that the operating power of the laser light source is switched from a first power value to a deactivated operating state or is lowered to a second power value when the speed of the motor vehicle falls below a first speed threshold. The operating power of the laser light source is increased from the deactivated operating state or from the second power value to the first power value, when the speed of the motor vehicle exceeds a second speed threshold, which is greater than or equal to the first speed threshold.

Abstract: The invention relates to a system for estimating the spatial position (pose) of a tool (2) within an object (1), particularly in the form of a human bone that is to be machined with said tool, comprising: a sensor (21) being designed to be coupled to said tool (2), which sensor (21) is further designed to generate an sensor output signal (31) upon machining of said object (1) along an actual trajectory (30), which sensor output signal (31) depends on a material property of said object along said actual trajectory (30), an analyzing means being designed to determine a correlation between said sensor output signal (31) upon machining said object (1) and a plurality of pre-determined candidate output signals (42), each candidate output signal (42) being generated in beforehand using said material property along an associated model trajectory (40) in a model of said object (1), and wherein said analyzing means is designed to estimate a spatial position of the tool (2) within the object (1) using the model traject