Abstract: A oil-resistant two-dimensional composite material, consisting in a middle layer and at least one outer layer or outer layers, arranged above and/or underneath, where the outer layers consist of materials selected from non-woven fabrics and are not attached to the middle layer by means of a separate adhesive. The middle layer has a one-layered structure, and whereas the middle layer consists in a polymer blend, which includes at least one SIS thermoplastic elastomer and at least one olefinic polymer.

Abstract: The invention relates to a fuel-powered setting device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a drive piston that can be driven out of the main combustion chamber in a setting direction by expandable gases, and a prechamber with which an ignition arrangement is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber, wherein the prechamber is or can be connected to surroundings of the prechamber via at least one passage opening able to be closed by a control device. To improve the efficiency and/or functionality when driving in securing elements, the control device comprises an electronic control unit.

Abstract: The invention relates to a fuel-powered setting device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a drive piston that can be driven out of the main combustion chamber in a setting direction by means of expandable gases, and a prechamber with which an ignition arrangement is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber, wherein the prechamber is or can be connected to surroundings of the prechamber via at least one passage opening able to be closed by a control device. To improve efficiency and/or functionality when driving in securing elements, the control device and the main combustion chamber are linked by a control pressure connection.

Abstract: The invention relates to a drive-in device comprising a drive-in piston guided in a cylinder for driving a nail component into a work piece, a combustion chamber arranged on the drive-in piston, and which can be filled with an incendive gas mixture, a charge component for producing an over-pressure of the gas mixture, and a touch component for recognising a pressing of the drive-in device on a work piece, wherein the combustion chamber is connected to an outer space via a valve component, wherein the valve component is controlled in accordance with a position of the touch component, such that, in the event of a non-ignition, the over-pressure of the gas mixture can escape via the valve component after a removal of the drive-in device.

Abstract: The invention relates to a fuel-operated firing device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a driving piston that can be driven out of the main combustion chamber in a firing direction by expandable gases, and a pre-chamber with which an ignition device is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber. In order to improve the efficacy and/or functionality during the driving in of securing elements using the fuel-operated firing device, the pre-chamber has at least two venting connections which are mutually spaced in an axial direction and which have passages that can be exposed conjointly in order to facilitate rapid venting of the pre-chamber.

Abstract: The invention relates to a fuel-operated firing device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a driving piston that can be driven out of the main combustion chamber in a firing direction by expandable gases, and a pre-chamber with which an ignition device is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber. In order to improve the efficacy and/or functionality during the driving in of securing elements, a valve system is associated with the pre-chamber, by which valve system a maximum charge pressure in the pre-chamber can be varied in order to adjust the firing energy provided during the firing operation.

Abstract: The invention relates to a fuel-powered setting device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a drive piston that can be driven out of the main combustion chamber in a setting direction by expandable gases, and a prechamber with which an ignition device is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber. To improve efficiency and/or functionality when driving in securing elements, the setting device can be operated in different energy classes by an energy adjustment.

Abstract: A flywheel-driven setting tool comprising a flywheel which can be drivingly connected to a drive-in element by a coupling device in order to drive a securing element into an underlying surface during a setting process using the drive-in element, wherein the drive-in element is accelerated out of a starting position in a setting direction. In order to allow securing elements to be driven into the underlying surface in a consistent manner, the coupling device is paired with an actuator, by which the coupling device can be opened.

Abstract: A flywheel-driven setting device comprises a flywheel which can be drivingly connected to a driving element in order for a setting element to be driven into a substrate by means of the driving element during a setting process. The flywheel is subdivided into at least two flywheel parts which are movable relative to each other to a limited degree in the axial direction.

Abstract: A flywheel-driven setting device for driving fastening elements into a foundation is disclosed, having a driving element, which can be driven in a setting direction by a flywheel and which is guided between the flywheel, which is rotatable about a flywheel rotation axis, and a counter roller, which is rotatable about a counter roller rotation axis. The flywheel rotation axis is arranged at an angle alpha (?) to the counter roller rotation axis, wherein the angle is not equal to zero.

Abstract: A flywheel-driven setting device for driving fastening elements into a subsurface comprises at least one flywheel which is directly driven by an electric motor. The flywheel comprises two internal rotor motors.

Abstract: A flywheel-driven setting device for driving securing elements into an underlying surface comprises a drive-in element that can be driven by a flywheel in a setting direction and has a connection region in which the drive-in element can be connected to the flywheel in order to transmit a drive force from the flywheel to the drive-in element. The connection region of the drive-in element comprises at least one frictional connection section for providing a frictional connection and at least one formfitting connection section for providing a formfitting connection between the flywheel and the drive-in element.

Abstract: A flywheel-driven setting device for driving fastening elements into a base comprises at least one flywheel, which is directly driven by an electric motor. The electric motor is designed as a disk motor having at least one disk rotor.

Abstract: A liner for a prosthesis includes an inner face and an outer face, at least one flow channel with at least one inlet opening and at least one outlet opening extending between the inner face and the outer face, and a one-way valve arranged in the course of the at least one flow channel in such a manner that a fluid can flow through it only from the at least one inlet opening towards the at least one outlet opening.

Abstract: The invention relates to a drive-in device comprising a drive-in piston guided in a cylinder for driving a nail component into a work piece, a combustion chamber arranged on the drive-in piston, and which can be filled with an incendive gas mixture, a charge component for producing an over-pressure of the gas mixture, and a touch component for recognising a pressing of the drive-in device on a work piece, wherein the combustion chamber is connected to an outer space via a valve component, wherein the valve component is controlled in accordance with a position of the touch component, such that, in the event of a non-ignition, the over-pressure of the gas mixture can escape via the valve component after a removal of the drive-in device.

Abstract: The invention relates to a driving-in device comprising a driving-in piston which is guided in a cylinder for driving a nail element into a workpiece and comprising a combustion chamber which is arranged on the driving-in piston and which can be filled with an ignitable combustion gas mixture. An overpressure of the combustion gas mixture can be generated in the combustion chamber by a charging element, and the driving-in piston is sealed against an inner wall of the cylinder by a first seal during the driving-in movement. The driving-in piston is sealed from the combustion chamber by a second seal, which is loaded axially to a piston axis (A), in a starting position.

Abstract: A combustion-powered placing tool for driving fastening elements into a subsurface comprises a main combustion chamber for a compressible fuel, a driving piston, which in a starting position is retracted, and which can be driven from the main combustion chamber in the placing direction via expandable gases, a prechamber to which an ignition device is assigned, and in which a pressure acting upon the main combustion chamber can be build up prior to ignition of a fuel-air mixture in the main combustion chamber, wherein an additional ignition device is assigned to the main combustion chamber. In order to improve the effectiveness and/or the functionality during driving-in of a fastener, the placing tool comprises a selector device, allowing a selection between a reduced energy operation having an ignition in the main combustion chamber and a high-energy operation having an ignition in the prechamber.

Abstract: The invention relates to a fuel-operated firing device for driving securing elements into a substrate, comprising at least one main combustion chamber for a fuel, a driving piston that can be driven out of the main combustion chamber in a firing direction by expandable gases, and a pre-chamber with which an ignition device is associated and in which a pressure acting on the main combustion chamber can build up prior to a fuel-air mixture being ignited in said main combustion chamber. In order to improve the efficacy and/or functionality during the driving in of securing elements, a detection system is associated with the driving piston, said detection system being connected to an electronic feedback control device for control purposes, in order to detect an initial position of the driving piston prior to a firing operation.

Abstract: The invention relates to a driver device, comprising a driving piston for driving a nail element into a workpiece, which driving piston is guided in a cylinder, and comprising a combustion chamber arranged adjoining the driving piston. In the course of a driving process, a pressure increase occurs in the combustion chamber as a result of a combustion process. Before the driving process, the driving piston is held in an initial position by means of a piston holder. The piston holder comprises a piezoelectric actuator.

Abstract: The invention relates to a driving-in tool, comprising a driving-in piston, guided in a cylinder, for driving a nail element into a workpiece, and a combustion chamber which is arranged at the driving-in piston and can be filled with an ignitable fuel-gas mixture. A positive pressure of the fuel-gas mixture in the combustion chamber can be generated particularly by means of a charging element. The combustion chamber comprises at least a first sub-housing and a second sub-housing that can be moved in an axial direction relative to the first sub-housing, the two sub-housings being sealed from each other by means of at least one first seal. A contact force can be applied to the seal in the axial direction, said contact force increasing monotonically with the positive pressure in the combustion chamber.