Abstract: A fire protection sleeve segment can be arranged for a fire protection sleeve for sealing a combustible body penetrating an opening in a wall or ceiling in the event of fire. The fire protection sleeve segment contains a first housing element and a second housing element, wherein the housing elements have a boundary wall containing a contact surface and an outer surface opposite the contact surface. The two housing elements are rigidly interconnected and arranged so as to be stepped with respect to one another. An intumescent material is applied to the contact surfaces. To form a fire protection sleeve, a plurality of fire protection sleeve segments are arranged relative to one another and interconnected such that the intumescent material applied on the contact surface of the first housing element is covered, in whole or in part, by the second housing element of the respectively adjacent fire protection sleeve segment.

Abstract: An apparatus for a vacuum cleaner for compensating air pressure fluctuations includes a main body through which an air flow is flowable in a flow direction, where the main body contains a passage opening, and a separating element, where the passage opening is separated from ambient air by the separating element. The separating element is movable such that, as a result of a movement of the separating element in a radial direction, a reservoir which receives an air volume is produced between the main body and the separating element such that a vacuum produced in the main body by the air flow is at least partially maintained.

Abstract: A power tool having a first rechargeable battery and a second rechargeable battery as energy sources, wherein the power tool includes a main body and a motor. In particular, the power tool is characterized in that the main body has a first receiving space for receiving the first rechargeable battery, and a second receiving space for receiving the second rechargeable battery, wherein the receiving spaces are arranged in such a way within a housing of the main body that the rechargeable batteries are accessible and replaceable from a rear side of the main body, wherein the receiving spaces for the rechargeable batteries form a lower boundary of the main body of the power tool. The receiving spaces for the rechargeable batteries or the rechargeable batteries themselves are arranged in a lower, rear region of the main body, where they are particularly well protected against falling, moisture or the like.

Abstract: A system includes a power tool and a suction device that is connected to the power tool via a suction hose. The power tool is drivable into a wall or into a substrate by a negative pressure produced by the suction device. A method includes driving the power tool into the wall or into the substrate by using the negative pressure produced by the suction device that is connected to the power tool via the suction hose.

Abstract: A dust hood (100), including a flange (90) for fastening the dust hood (100) to a transmission extension housing (210) of an angle grinder (200), and including a hood body (10) for covering a circular cutting wheel (220) on both sides, at least in sections, and including a suction connecting piece (40) for connecting a suction hose (400), via which removed substrate material (UG) may be extracted from the hood body (10), the dust hood (100) including a sensor unit (20), with the aid of which it is possible to detect whether the suction hose (20) is connected to the suction connecting piece (40) and/or whether a flap (45) of the suction connecting piece (40) is open.

Abstract: Handle apparatus on a power tool, in particular a chipping hammer, having a drive, a control device, a transmission device, wherein the handle apparatus contains a lever element that is pivotable relative to a housing of the power tool. The lever element is movable reversibly relative to the housing of the power tool by exertion of a force in one direction, and a sensor device is contained for sensing at least one first or second position of the lever element relative to the housing of the power tool, wherein a first rotational speed value for the drive is settable depending on the first sensed position of the lever element relative to the housing of the power tool or at least one second rotational speed value for the drive is settable depending on the second sensed position of the lever element relative to the housing of the power tool.

Abstract: A method is provided for operating a hand-held machine tool including a drive device, with a control device for actuating the drive device and at least two capacitive sensor elements operatively connected to the control device being provided. The method includes the following method steps of determining a first and second electrical charge of the first and second sensor element comparing the determined first electrical charge with a defined first threshold value and the determined second electrical charge with a defined second threshold value which differs from the first threshold value; enabling, via the control device, the actuation of the drive device when the first electrical charge is greater than the defined first threshold value and/or the second electrical charge is greater than the defined second threshold value. A machine tool for carrying out a method of this kind is also described.

Abstract: Power tool, in particular a hammer drill, including a housing, a tool fitting for receiving and holding a tool, an impact device for producing and transmitting impact pulses to the tool, and a rotation device for producing and transmitting a torque to the tool, wherein a working axis passing through the impact device is provided. The power tool includes a first drive unit having a first axis of rotation for driving the rotation device and a second drive unit having a second axis of rotation for driving the impact device, wherein the first and second drive units are arranged in such a way relative to one another in the housing that the first axis of rotation of the first drive unit is arranged at a first angle to the second axis of rotation of the second drive unit and at a second angle to the working axis.

Abstract: A device for driving fastening elements into a substrate, having a combustion chamber in which a fuel can be burned for the purposes of transmitting energy to a fastening element, having a cartridge bearing which has a receiving chamber for a cartridge which contains the fuel, which receiving chamber is open in an opening direction toward the combustion chamber, having a closure which, in a closed position of the closure, closes the receiving chamber counter to the opening direction and bears against the cartridge bearing, and having a strip leadthrough, which defines a transport direction and opens into the receiving chamber, for a cartridge strip which bears the cartridge.

Abstract: A setting device for a self-drilling anchor bolt of the present invention includes: a drive shaft, one end thereof having a shank for connecting to an impact tool, and another end being a setting part for pushing the self-drilling anchor bolt axially; a coupling, partially surrounding the drive shaft along an axis, and being supported on the drive shaft in such a way as to be incapable of relative rotation while being axially moveable at least locally; and a releasable locking component, disposed between the drive shaft and the coupling; in a locked position, the locking component is coupled to an extremity of an anchor rod such that the anchor rod is fed axially with rotational striking into a receiving material, and in a released position, the drive shaft strikes a sleeve to advance axially along the anchor rod and expand at an expansion part.

Abstract: A mobile power tool having a drive unit that has an aqueous lubricant and/or the drive unit is designed for operation with the aqueous lubricant, wherein the aqueous lubricant comprises at least 5 percent water.

Abstract: Handle apparatus on a power tool, in particular a chipping hammer, having a drive, a control device, a transmission device, wherein the handle apparatus contains a lever element that is pivotable relative to a housing of the power tool. The lever element is movable reversibly relative to the housing of the power tool by exertion of a force in one direction, and a sensor device is contained for sensing at least one first or second position of the lever element relative to the housing of the power tool, wherein a first rotational speed value for the drive is settable depending on the first sensed position of the lever element relative to the housing of the power tool or at least one second rotational speed value for the drive is settable depending on the second sensed position of the lever element relative to the housing of the power tool.

Abstract: An inspection method includes comparing an inspection image of an inspection object to a reference image of a reference object and recognizing at least one inspection part in the inspection image and at least one reference part in the reference image. The inspection part and the reference part correspond to each other, and the inspection image is registered onto the reference image using the inspection part and the reference part. A set of registration data is provided, and a checking for at least one error using the inspection image, the reference image, and the set of registration data is performed.

Abstract: A power tool, comprising first and second module, removable from the first module, the first and second modules being insertable into one another along an insertion axis defining an insertion direction, the first module having a pressing inhibiting element, moved along with the second module, and a pressing blocking element, the inhibiting element being turnable with respect to the blocking element about the insertion axis between normal and detaching positions, the second module being held against the first module in the normal position and removable from the first module in the detaching position, the blocking element allowing the inhibiting element to be transferred along the insertion axis toward the first module into a pressing position when the inhibiting element is in the normal position, the blocking element blocking the insert fitting from being transferred into the pressing position when the inhibiting element is in the detaching position.

Abstract: An arrangement of components in a portable wet vacuum cleaner, wherein the wet vacuum cleaner includes a container for collecting a liquid-dirt mixture. The component arrangement is characterized, in particular, by a sloping sealing plane as the upper termination of a collecting container of the wet vacuum cleaner, wherein the sloping sealing plane includes a filter unit. In a second aspect, the invention furthermore relates to a wet vacuum cleaner having a component arrangement of this kind.

Abstract: A setting tool system includes a housing. The housing includes a first conduit that receives one or more anchoring systems at a first end, and a second conduit at least partially separated from the first conduit with an interior wall. The second conduit includes a weighted shaft that moves freely within the length of the second conduit. The first and second conduits merge at a second end opposite the first end. Each of the one or more anchoring systems inserted at the first end are individually received at the opening at the second end. Each anchoring system is individually fastened via the weighted shaft to the external surface. The setting tool system includes a prism system removably coupled to the housing, where the prism system is configured to aid in identifying one or more installation locations.

Abstract: A multi-component inorganic anchoring system, for chemical fastening of anchors and post-installed reinforcing bars in mineral substrates, includes a curable powdery aluminous cement component A and an initiator component B in an aqueous phase for initiating a curing process. The powdery aluminous cement component A includes an aluminous cement component based on powdery calcium aluminate cement and component B includes an accelerator constituent and water. Furthermore, at least part of the calcium aluminate cement of component A has an average particle size in the range of from 0.5 to 15 ?m. Methods of using the calcium aluminate cement in a multi-component inorganic anchoring system to increase load values and methods for chemical fastening of anchors in mineral substrates can be performed.

Abstract: An electropneumatic impact mechanism for an electric hand-held power tool, in particular a hammer drill and/or chipping hammer, wherein the impact mechanism has a transmission housing, a guide tube arranged at least partially in the transmission housing, an exciter piston that is movable in the axial direction in the guide tube, a connecting rod coupled to the exciter piston, and an eccentric wheel which is coupled to the connecting rod on one side and is mounted so as to be rotatable with respect to the transmission housing on the other side, wherein the impact mechanism has a bearing body on which the eccentric wheel is mounted rotatably by means of a pair of plain bearings.

Abstract: A pivotable wire deflector 19 for a saw wire 3 of a wire saw 1 has a deflection roller 32, a pivot joint 60 and a clamping and spreading mechanism. The defection roller 32 has a running groove 45 for guiding the saw wire 3 of the wire saw 1. The pivot joint 60 has a rotary bearing block with a cylindrical receptacle 65, and a tube 63 which is arranged so as to be rotatable in the cylindrical receptacle, wherein the deflection roller 57 is attached to the one of rotary bearing block 62 or tube 63. A clamp 70 is fastened to the rotary bearing block 62 and arranged so as to enclose the tube 63. A lever 68 can be moved manually between a first position and a second position.

Abstract: A method can be used for producing a plurality of sealing profiles for an edge joint of drywall. The method involves providing a first web of sealing material, and applying a plurality of adhesive strips to the first web, where adjacent adhesive strips are at a distance from one another corresponding to at least 50% of the height of a sealing profile. The method then involves providing a second web, and merging and joining the first web to the second web via the adhesive strips to form a multilayer web. The method further involves introducing a plurality of cuts in a particular way at a distance from all adhesive strips to form a number of sealing profiles. A corresponding sealing profile is produced in this way.