Abstract: A hydraulic tensioning device for a chain device, having a housing and having a clamping piston guided displaceably in a housing bore of the housing, the clamping piston having a piston cavity with a hardened inner circumferential surface, and also having a pressure relief valve unit arranged in the piston cavity. The pressure relief valve unit (12) is a preassemblable unit and includes a spring (18), a closing body (17) and a valve seat (16) and also a receptacle (15, 26) at least partially enclosing the valve seat (16), wherein the valve seat (16) is made of a metal material, has an at least partially hardened surface and wherein the receptacle (15, 26) forms a press-fit with the inner circumferential surface of the clamping piston (3).

Abstract: An electronic system includes a slave device, multiple master devices and logic circuitry. The slave device is configured to communicate with a single master device in accordance with a single-master communication protocol. The multiple master devices are respectively configured to communicate with the slave device in accordance with the single-master communication protocol. The logic circuitry, which is disposed respectively in the multiple master devices, is configured to exchange control signals indicative of whether the slave device is available for access, so as to prevent simultaneous access attempts to the slave device by more than one of the master devices.

Abstract: An electronic system includes a slave device, multiple master devices and logic circuitry. The slave device is configured to communicate with a single master device in accordance with a single-master communication protocol. The multiple master devices are respectively configured to communicate with the slave device in accordance with the single-master communication protocol. The logic circuitry, which is disposed respectively in the multiple master devices, is configured to exchange control signals indicative of whether the slave device is available for access, so as to prevent simultaneous access attempts to the slave device by more than one of the master devices.

Abstract: An arrangement for producing a corrugated board web. The arrangement includes corrugating rollers to produce a corrugated web, a glue application mechanism and a pressure belt module, which comprises a deflection roller with a deflection roller longitudinal center axis, a belt tensioning and belt running regulating roller with a belt tensioning and belt running regulating roller longitudinal center axis and a pressure belt, which is guided about the deflection roller and the belt tensioning and belt running regulating roller, to press a cover web onto the corrugated web provided with glue.

Abstract: A hydraulic tensioning device, which is used in traction drives of internal combustion engines and which includes a piston (19) that is supplied with a hydraulic fluid, is provided. The piston is movably guided in a linear manner in a cylinder and is spring-loaded against a traction device. The hydraulic fluid can flow into a pressure chamber (17) via a non-return valve or out of the pressure chamber (17) via a pressure-relief valve (20), depending on an adjustment movement direction of the piston (19). For this purpose, the pressure-relief valve (20) is inserted in a central receiving area (16) of the piston (19) on the pressure-chamber side as a premountable valve group (21) and includes a pot-shaped valve housing (18) and into which a guide element (25) with a corresponding valve seat (29), a valve element designed as a valve plate (30), and a pressure spring (31) are integrated.

Abstract: A process for the production of at least one analytical device is disclosed. The analytical device comprises at least one capillary element. The process comprises providing at least one carrier layer; providing at least one spacer layer; applying the spacer layer on top of the carrier layer; providing at least one cover layer; and applying the cover layer on top of the spacer layer. The process further comprises at least one cutting step. At least one capillary channel of the capillary element is cut out from the spacer layer. The cutting step is performed by using at least two cutting tools. The cutting tools complement one another to form a contour of the capillary channel.

Abstract: A backing plate for a sputter target includes a target receiving part for receiving a target to be sputtered, and a structure for exposing the target receiving part through the backing plate.

Abstract: A motor pump unit for a high-pressure cleaning appliance is provided, in which the cleaning liquid conveyed by the pump assembly is used for cooling the motor, comprising a motor housing which surrounds the motor, and a cooling channel which surrounds the motor and through which the cleaning liquid can flow for heat dissipation. To provide a motor pump unit having a level of electrical safety which is higher than that of a conventional motor pump unit, the cooling channel surround the motor housing, and the motor pump unit comprise at least one thermally conductive spacer element by way of which the cooling channel is spaced from the motor housing. A high-pressure cleaning appliance is also provided.

Abstract: According to various embodiments, an electrode may include at least one layer including a chemical compound including aluminum and titanium.

Abstract: An aircraft door arrangement includes a door, a door seal, and a door opening. The door opening has an opening edge adjoining the door opening and extending into the aircraft fuselage, at which a seal seat is arranged, which can be brought into flush contact with the door seal. A hollow space, partially covered by the edge region of the door, is formed by the door seal, the seal seat, and the opening edge. A gap (located between the door and the door opening when the aircraft door is closed) is connected with the hollow space. A sound reducing profile is arranged at the opening edge in the hollow space, and it includes a sound reflecting surface oriented oblique with respect to a surface of the door, which is adjacent to the gap. The sound reflecting surface at least partially follows the course of the gap.

Abstract: The invention relates to a splicer device comprising a first unwinding device to unwind a non-endless first material web and a second unwinding device to unwind a non-endless second material web as well as a joining device for joining together the non-endless material webs to form an endless material web. The splicer device further has a storage carriage, which comprises at least one deflection roller to deflect the endless material web and is displaceable between two end positions to form or loosen material web loops of the endless material web. The at least one deflection roller has a respective central longitudinal axis and is tiltable between two tilt end positions to influence a running direction of the endless material web. The splicer device further has an information processing unit to cause tilting of the at least one deflection roller depending on positional information regarding the endless material web and/or another endless material web to be joined thereto.

Abstract: An airbag system for a motor vehicle includes an airbag arrangement with at least one airbag and a gas generator for filling the airbag arrangement. A base body includes two end regions, and an ignition element protrudes from the base body between the two end regions. The folded airbag arrangement in a packed state envelops at least one of the end regions in multiple layers on one part of its outer periphery.

Abstract: A hydraulic traction mechanism tensioner for a traction mechanism drive of a motor vehicle, having a housing, a tensioning piston which is mounted within the housing such that it can be displaced in the axial direction and encloses a hydraulic pressure chamber with the housing, and a valve which has an actuating element and is inserted in a fluid supply channel of the housing, wherein the valve hydraulically connects a first channel section of the fluid supply channel which opens into the pressure chamber to a hydraulic supply in a first position of the actuating element, and disconnects the first channel section from the hydraulic supply in a second position of the actuating element, wherein the valve is configured as a pressure regulating valve, wherein the actuating element can be moved beyond the second position into at least one further, third position, with the result that a volume of the first channel section is increased in comparison with the second position.

Abstract: A hydraulic tensioning device for a chain device, having a housing and having a clamping piston guided displaceably in a housing bore of the housing, the clamping piston having a piston cavity with a hardened inner circumferential surface, and also having a pressure relief valve unit arranged in the piston cavity. The pressure relief valve unit (12) is a preassemblable unit and includes a spring (18), a closing body (17) and a valve seat (16) and also a receptacle (15, 26) at least partially enclosing the valve seat (16), wherein the valve seat (16) is made of a metal material, has an at least partially hardened surface and wherein the receptacle (15, 26) forms a press-fit with the inner circumferential surface of the clamping piston (3).

Abstract: A high-pressure cleaning apparatus including a high-pressure pump that includes a suction chamber, at least one pump chamber in which liquid is pressurized, and a pressure chamber arranged downstream of the pump chamber is disclosed. The high-pressure pump includes a return line via which the pressure chamber is in flow communication with the suction chamber, and a valve unit by which a free cross-sectional area of the return line is changeable. The high-pressure cleaning apparatus also includes a drive unit associated with the valve unit, a control unit coupled to the drive unit and a pressure sensor coupled to the control unit for detecting liquid pressure on the pressure side of the pump chamber. Depending on the signal of the pressure sensor, the liquid pressure can be controllable to a predetermined or predeterminable liquid pressure by changing of the free cross-sectional area of the return line.

Abstract: A high-pressure cleaning system is provided, including a high-pressure cleaning apparatus having a high-pressure pump for increasing the pressure of a cleaning liquid, and two or more discharge units for discharging the cleaning liquid, which are different and can be selectively brought into fluid communication with a pump outlet of the high-pressure pump, wherein the discharge units are connectable to an operating unit or wherein an operating unit is arranged on at least one discharge unit. The high-pressure cleaning system includes an input unit via which at least one output parameter is predeterminable by a user and is adjustable by way of a control unit coupled to the input unit. The high-pressure cleaning system includes an output unit coupled to the control unit and capable of providing an indication depending on the predetermination made by the user, said indication including a recommendation of at least one discharge unit.

Abstract: The invention relates to a device for producing a web of corrugated cardboard comprising a first corrugating roller for producing a corrugated web. The device further has a glue application roller for applying glue to the corrugated web. The glue application roller is associated to the first corrugating roller so as to form a gap and is displaceable relative to the first corrugating roller in order to influence the glue application quantity. The device further comprises a displacement device for displacing the glue application roller relative to the first corrugating roller and a pressing device for pressing a laminating web against the corrugated web.

Abstract: The invention relates to a hydraulic tensioning device, which is used in traction drives of internal combustion engines and which comprises a piston (19) that is supplied with a hydraulic fluid. The piston is movably guided in a linear manner in a cylinder and is spring-loaded against a traction means. The hydraulic fluid can flow into a pressure chamber (17) via a non-return valve or out of the pressure chamber (17) via a pressure-relief valve (20), depending on an adjustment movement direction of the piston (19). For this purpose, the pressure-relief valve (20) is inserted in a central receiving area (16) of the piston (19) on the pressure-chamber side as a valve group (21) which can be mounted upstream and comprises a pot-shaped valve housing (18) and into which a guide element (25) with a corresponding valve seat (29), a valve element designed as a valve plate (30), and a pressure spring (31) are integrated.

Abstract: According to various embodiments, an electrode may include at least one layer including a chemical compound including aluminum and titanium.

Abstract: A multi-layer plasma separation card comprising (a) a first layer including a sample receiving member comprising (i) a top planar surface for applying or receiving a blood sample, said sample receiving portion being adapted to permit contact of said blood sample with a separating member; and (ii) a bottom planar surface being adapted to contact said separating member, (b) a second layer including at least three separating members, each separating member being adapted to permit the passage of plasma to an absorptive member and comprising (i) a top planar surface for receiving said blood sample; and (ii) a bottom planar shield-sharped surface being adapted to contact said absorptive member, and (c) a third layer including at least two absorptive members for absorbing plasma from the bottom planar surface of each corresponding separating member and a backing member arranged in a manner to support said absorptive members, each absorptive member comprising a removable absorptive element having a top planar surface