Abstract: A filter cartridge, in particular gravity-operated filter cartridge, having a body portion with at least one water outlet and a head portion with at least one water inlet and at least one air outlet, the head portion being arranged on top of the body portion, the body portion and the head portion together forming a housing with an inner volume, the head portion having a lower rim defining a bottom opening of the head portion, the filter cartridge further having a mesh located in the inner volume and attached to the head portion along the lower rim, the mesh separating the inner volume into an upper volume defined by the mesh and the head portion and a lower volume defined by the mesh and the body portion, treatment media being arranged in the lower volume.

Abstract: A hybrid, porous transport electrode with increased efficiency, durability and catalyst utilization includes a first support porous layer and a second intermediate porous layer including fibers and non-defined shaped particles of a conductive material, a mean particle size decreasing from layer to layer from a bipolar plate towards a membrane. Said first porous layer is made from sintered fibers of the conductive material and the second layer is made from non-defined shaped particles of a conductive material, said first porous layer having a contact surface oriented towards the bipolar plate having a bigger pore size than the second porous layer having a contact surface oriented towards the membrane. An electrochemically active top layer includes an electrochemically active material or mixtures thereof on the second porous layer, the top layer having a contact surface oriented towards the membrane and smaller pore size than the second and first layers.

Abstract: An alkaline electrochemical cell component includes a bulk portion and a surface portion including a conductive, electrochemically and chemically stable material having one or more compounds of formula (I): La(Ni1-xCux)O3 (I), where 0<=x<=1, the electrochemical cell having a pH>7.

Abstract: A gravity-based filter cartridge having a cup-shaped upper part and a cup-shaped lower part, the upper part having a main axis (X), a first rim at a first axial end, a hole-free section at a second axial end, and at least one water inlet between the hole-free section and the first rim, the lower part having a second rim and at least one water outlet, wherein filter media is arranged in the lower part, the filter cartridge further including a mesh fixated to the upper part along a closed path, wherein the mesh is further fixated to the hole-free section radially inwards of the closed path as well as a method for manufacturing the same.

Abstract: A filter cartridge, in particular gravity-operated filter cartridge, having a body portion with at least one water outlet and a head portion with at least one water inlet and at least one air outlet, the head portion being arranged on top of the body portion, the body portion and the head portion together forming a housing with an inner volume, the head portion having a lower rim defining a bottom opening of the head portion, the filter cartridge further having a mesh located in the inner volume and attached to the head portion along the lower rim, the mesh separating the inner volume into an upper volume defined by the mesh and the head portion and a lower volume defined by the mesh and the body portion, treatment media being arranged in the lower volume.

Abstract: A porous transport layer has a plurality of sintered porous layers with a permeability for gaseous and liquid substances. The multilayer porous transport layer is assembled between a bipolar plate and a catalyst layer of an electrochemical cell. A first and second porous layer have irregularly shaped particles of a conductive material. The mean particle size decreases from layer to layer from the bipolar plate towards the catalyst layer, and the irregularly shape particles are defined by having an irregularity parameter IP=D/d smaller than 5 and a roundness RN=P2/4?A greater than 1.2. D is the diameter of the smallest possible circle surrounding a 2D projection of the particle; d is the diameter of the biggest possible circle laying completely inside the 2D projection of the particle; P is the perimeter of the 2D projection of the particle; and A is the area of the 2D projection of the particle.

Abstract: The invention relates to a gear shift device for a motor vehicle transmission, comprising a first and a second gearbox component which are rotatable relative to each other around a gearbox axis, a friction ring which is connected to the first gearbox component comprising a conical frictional surface, a plurality of first disks and a plurality of second disks. The first and second disks form a multi-disk clutch, the first disks being coupled to a synchronization element in a rotationally fixed manner, and the synchronization element comprising, axially adjoining the conical frictional surface of the friction ring, a conical mating surface for speed synchronization between the first gearbox component and the first disks. Further, the first disks are designed as a synchronization disk where the synchronization element is integrally formed thereon and/or one of the first disks is designed as a disk support coupling all first disks in the circumferential direction in a form-locking manner.

Abstract: A shifting device for a motor vehicle transmission has a first coupling component, a second coupling component rotatable about a transmission axis (A), an inner friction ring which has a conical surface on a radially outer face, an outer friction ring which has a conical surface on a radially inner face, and an intermediate friction ring having a C-shaped ring cross section, including a friction cone connected to the second coupling component for joint rotation with and for axial displacement with respect to the second coupling component, while the inner friction ring and the outer friction ring are connected to the first coupling component for joint rotation with and for axial displacement with respect to the first coupling component. The friction cone extends between the conical surfaces of the inner friction ring and outer friction ring.

Abstract: A method of manufacturing a cartridge for a fluid treatment system, wherein the cartridge includes a housing defining at least one chamber for a fluid treatment medium, includes providing a cartridge housing part including at least one wall defining at least one opening closable by a filter element. The filter element includes a porous body for at least mechanically filtering fluid flowing into the filter element through at least one first surface area of the filter element, through the porous body and out through at least one second surface area of the filter element. The filter element includes a rim, covering at least a peripheral face of the porous body so as to frame the first and second surface areas. The filter element is combined with the cartridge housing part so as to close at least one of the at least one openings by bonding the rim to the cartridge housing part.

Abstract: The invention relates to a gear shift device for a motor vehicle transmission, comprising a first and a second gearbox component which are rotatable relative to each other around a gearbox axis, a friction ring which is connected to the first gearbox component comprising a conical frictional surface, a plurality of first disks and a plurality of second disks. The first and second disks form a multi-disk clutch, the first disks being coupled to a synchronization element in a rotationally fixed manner, and the synchronization element comprising, axially adjoining the conical frictional surface of the friction ring, a conical mating surface for speed synchronization between the first gearbox component and the first disks. Further, the first disks are designed as a synchronization disk where the synchronization element is integrally formed thereon and/or one of the first disks is designed as a disk support coupling all first disks in the circumferential direction in a form-locking manner.

Abstract: The invention relates to a shifting device for a motor vehicle transmission, comprising a first coupling component, a second coupling component rotatable about a transmission axis (A), an inner friction ring which has a conical surface on a radially outer face, an outer friction ring which has a conical surface on a radially inner face, and an intermediate friction ring which comprises a friction cone and is connected to the second coupling component for joint rotation with and for axial displacement with respect to the second coupling component, whilst the inner friction ring and the outer friction ring are connected to the first coupling component for joint rotation with and for axial displacement with respect to the first coupling component.

Abstract: A method of manufacturing a cartridge (104; 204; 304; 404; 504; 604; 704; 804) for a fluid treatment system (101; 401), wherein the cartridge (104; 204; 304; 404; 504; 604; 704; 804) includes a housing defining at least one chamber for a fluid treatment medium, includes providing a cartridge housing part (212; 312; 512; 612; 712; 812) including at least one wall (217; 313; 517; 613; 713; 813) defining at least one opening (218; 318; 518; 618; 718; 818) closable by a filter element (219; 319; 519; 619; 719; 819). The filter element (219; 319; 519; 619; 719; 819) is provided.

Abstract: A device for treating a liquid, including a container for collecting the liquid to be treated, including a first fastening unit which has the property that the unit develops a force of attraction under the action of a magnet or has the property of a magnet, and a cartridge for treating the liquid and which can be detachably fastened to the container, including a second fastening unit which has the property that the unit develops a force of attraction under the action of a magnet or has the property of a magnet. The first fastening unit and the second fastening unit interact such that the cartridge can be detachably fastened to the container.

Abstract: The invention relates to an industrial welding system with a tool table, which has at least one tool holder for fixing workpieces that are to be welded. According to the invention, the tool holder is placed on a rotating frame that is mounted in a manner that enables it to rotate about a rotation axis that is parallel to a table base area of the tool table. The invention serves to weld plastic parts for the automotive industry.

Abstract: Method and device for the rotational friction welding of plastic parts. A method for the rotational friction welding of plastics wherein a rotationally symmetrical plastic body is set in rotation and, as it rotates, is pressed against a welding location of a plastic part that is held stationary until plastification of the pressing surfaces of the plastic part and/or the plastic body is achieved, and wherein the rotationally symmetrical plastic body is braked to a standstill after plastifying and is held pressed against the stationary plastic part until the plastified pressing surfaces solidify, is known. According to the invention, the rotationally symmetrical plastic body is pressed at a circumferential speed of more than 7 m/s and a pressing pressure of less than 0.5 N/mm2 against the welding location of the plastic part that is held stationary. Use for plastic tanks.

Abstract: Method and device for the rotational friction welding of plastic parts. A method for the rotational friction welding of plastics wherein a rotationally symmetrical plastic body is set in rotation and, as it rotates, is pressed against a welding location of a plastic part that is held stationary until plastification of the pressing surfaces of the plastic part and/or the plastic body is achieved, and wherein the rotationally symmetrical plastic body is braked to a standstill after plastifying and is held pressed against the stationary plastic part until the plastified pressing surfaces solidify, is known. According to the invention, the rotationally symmetrical plastic body is pressed at a circumferential speed of more than 7 m/s and a pressing pressure of less than 0.5 N/mm2 against the welding location of the plastic part that is held stationary. Use for plastic tanks.