Abstract: A filter medium has a substrate layer and a nanofiber layer arranged on the substrate layer. Adhesive fibers are laid onto the nanofiber layer and connect the nanofiber layer with the substrate layer. The nanofiber layer is located between the substrate layer and the adhesive fibers.

Abstract: A filter element for filtering a fluid is provided with a first end disc and a second end disc. An annularly arranged filter medium is held between the first and second end discs. The filter medium can be flowed through by a fluid to be filtered in a radial direction relative to a longitudinal axis of the filter element from an exterior of the filter element to an interior of the filter element. A fluid outlet socket is connected to the filter medium and extends away from the filter medium in an axial direction past the first end disc. The fluid outlet socket is provided with a wall and at least one vent hole extending through the wall in the radial direction. A fluid filter is provided with a filter housing and with the afore described filter element that is arranged in the filter housing.

Abstract: A thermally sterilizable fluid filter (10) for concentrating substances contained in a fluid by way of micro-, nano- or ultrafiltration of the fluid, particularly for concentrating a pharmaceutical precursor and/or intermediate, in particular a vaccine, in a fluid. The fluid filter has a filter housing with a fluid inlet, a retentate outlet and a permeate outlet. A filter cartridge is arranged in the filter housing (12) and has a filter medium of a ceramic material and/or a ceramic composite material. The filter cartridge is held with axial play on the filter housing.

Abstract: A filter device is disclosed having a round filter element having a filter medium body with an open interior. The filter element is installable into a filter housing having a base filter housing and a housing cover, in which an inflow opening of the cover overlaps against and aligns with an inflow opening of a base housing part such they form a continuous inflow opening. A support mesh cage arranged on the radially outer wall of the annular filter medium body. The filter housing has a longitudinally extended cross-sectional shape in which the inflow opening and an outlet opening are both arranged on the base housing part at opposing sides of the base housing part.

Abstract: A brake dust particle filter for a disc brake assembly with brake disc and brake caliper has a ring segment-shaped housing accommodating the brake disc in the interior. The housing has first and second axially spaced apart housing sidewalls and a housing peripheral wall extending radially outwardly in circumferential direction and arranged between the first and second housing sidewalls. A first housing part includes the first and/or second housing sidewall such that the first and/or second housing sidewall is positionable axially displaced to the brake disc. A second housing part includes at least the housing peripheral wall. First and second housing parts are connected by a pivot mechanism having a pivot axis extending parallel to an axis of rotation of the brake disc. Due to the pivot mechanism, the housing peripheral wall is pivotable relative to the first housing part while the first and/or second housing sidewall remains stationary.

Abstract: A rotary vessel for a filter assembly has a rotor body rotatable about an axis of rotation and a spigot, integral or coupled with the rotor body, extending away from the rotary body along the axis of rotation. The spigot has an abutment surface against which, in use, a cooperating surface of the filter assembly abuts to inhibit movement of the rotary vessel relative to the cooperating surface and parallel to the axis of rotation. The filter assembly has a housing with main body and closure member separably attachable to the main body. The closure member retains the rotary vessel inside the housing and is separable from the main body to permit removal of the rotary vessel from the housing. A connector releasably couples the closure member to the rotary vessel such that the rotary vessel is removable from the housing by separating closure member and main body.

Abstract: In a method for producing a filter medium, at least one substrate layer of a nonwoven comprising cellulose fibers and/or synthetic polymer fibers is provided and a fiber layer of polymer fibers is deposited on the at least one substrate layer. Prior to depositing the fiber layer, a solvent is applied to the at least one substrate layer, wherein a material of the substrate layer and/or a material of the fiber layer is soluble in the solvent. A filter medium produced by the method has material-fused connections at crossing points of the polymer fibers and/or cellulose fibers of the substrate layer with the polymer fibers of the fiber layer.

Abstract: A degassing unit for an electronics housing has a base body to be connected fluid-tightly to a rim of a pressure compensation opening of the electronics housing. The base body has a gas passage opening covered by a semipermeable membrane that enables passage of gaseous media but prevents passage of liquid and solids. A fluid-permeable protective screen with screen openings is arranged at an inner side of the base body across the gas passage opening. The base body has a thread engagement region for screw-connecting the degassing unit to the electronics housing. The protective screen has a screw through opening aligned with the thread engagement region of the base body. At the screw through opening, a thread engagement region of the protective screen is provided that fixes the protective screen by a threaded fastening element immediately relative to the electronics housing in a mounted state of the degassing unit.

Abstract: The invention relates to a filter element (1, 31) for use as a particulate filter in a cooling circuit (100), in particular of an electrochemical energy converter, having a conical grid support structure (3, 33). The filter element features at a first axial end a supply opening (23, 49) for supplying a cooling medium to be filtered into the filter element (1, 31) and the grid support structure (3, 33) carries a filter medium (4, 34). The filter element (1, 31) has axially opposite the supply opening (23, 49) a funnel (16, 40) for axially discharging and collecting particulate impurities, and is closed at second axial end. The conical grid support (3, 33) structure tapers from the first axial end to the second axial end. An arrangement of a fuel cell (102) having a a cooling circuit (100) with the filter element is disclosed.

Abstract: A filter module is provided with a filter housing provided with an inflow opening. A filter element with an annular filter medium body with an elongate cross-sectional shape is arranged inside the filter housing. A flow path is defined between the inflow opening of the filter housing and an inflow side of the filter medium body. A swirl device is arranged in the flow path and impresses a swirl onto an incoming fluid. The swirl device is a part separate from an outer wall of the filter housing. The swirl device is arranged axially upstream of the inflow side of the filter medium body. The swirl device is provided with a displacement body arranged inside the filter housing adjacent to the inflow opening. The displacement body forms a flow guiding element.

Abstract: A housing module of a fluid treatment module of a fluid system is provided with a fluid housing with inlet and outlet for fluid. The fluid housing has a housing part with a receiving chamber for a fluid treatment component for treatment of fluid and an installation opening, closable by a housing closure part, for installation of the fluid treatment component in the receiving chamber. A housing connecting section is provided for connecting the housing part and the housing closure part to each other. The housing module has an externally positioned support structure that surrounds the housing part like a sleeve and has a reinforcement region that extends about the housing connecting section. The support structure has a fastening region for attachment of the housing module on a holding component of the fluid system. The connection of the housing part with the housing closure part is a direct connection.

Abstract: A filter element for cleaning an operating liquid of a machine tool is provided with a pressure-stable jacket permitting flow therethrough. A filter medium is arranged in the pressure-stable jacket. A first end disc and a second end disc are seal-tightly connected to opposite ends of the filter medium. The filter medium surrounds an inner raw-side cavity. The pressure-stable jacket surrounds the filter medium and is connected fixedly to the first and second end discs. The first end disc has an inlet opening for the operating liquid. The second end disc has a drainage opening provided with a releasable closure element that closes the drainage opening.

Abstract: A liner for a filter sub-assembly has a wall having an innermost surface that bounds a cavity extending between opposing first and second ends of the liner. The wall has a deflected portion extending into the cavity and delimiting an opening. The liner may be used in a rotor of a filter assembly.

Abstract: A filter element is provided with an annular filter medium body and an end disk arranged at an end face of the annular filter medium body. Guide vanes are arranged adjacent to the end disk, wherein the guide vanes extend radially past an outer contour of the end disk and project into a flow path upstream of an inflow side of the annular filter medium body. The guide vanes are held at the end disk.

Abstract: A secondary element with a first open end and a second end positioned opposite the first end has a filter medium arranged about a longitudinal axis of the secondary element and extending from the first open end to the second end. A closed end disc is disposed at the second end and seal-tightly closes off the second end. The closed end disc has a first connecting element that, for an intended installation of the secondary element in a filter system, is configured to interact with a second connecting element of a support tube of the filter system to secure the secondary element on the support tube. A filter system with such a secondary element has a support tube provided with a complementary second connecting element, wherein the secondary element is secured on the support tube by the first and second connecting elements engaging each other.

Abstract: A unit (10) for the regulation or control of a fluid pressure, having at least one housing section (13, 14) and a switching film (22) connected to the at least one housing section (13, 14) for switching at pressure differentials relative to an ambient pressure acting on the switching film (22), and for the regulation, release or blocking of a flow of the fluid between an inlet (28) and a discharge (30) for the fluid. The switching film (22) is made out of a polymer material having fluorine and carbon, in particular a thermoplastic having fluorine and carbon. In this arrangement, a hole cross-section (40) of the at least one housing section (13, 14) is closed off by the switching film (22).

Abstract: A separating device for separating a liquid from gas is provided with a separating element that has a housing with housing cover closing off an end face of the housing. A filter element is arranged in the housing. A coupling element is provided to couple the separating element to a connector device. The housing cover has a central first gas passage and a second gas passage arranged radially outwardly of the first gas passage. The housing cover has a housing cover thread correlated with the first gas passage. The housing cover thread is to be screwed to a coupling element thread of the coupling element. A fluid discharge channel is arranged within the coupling element for discharging separated liquid from the separating device. The housing cover thread and the coupling element thread, in a position of use of the separating device, are connected substantially seal-tightly to each other.

Abstract: A removal system is provided with a separating element for separating contaminants contained in a fluid and with a removal aid for removing the separating element from a housing. The separating element has an end disk arranged at an end face of the separating element. The end disk has a central recess. The removal aid has a grip section and at least two locking fingers. The locking fingers extend along a center axis of the removal aid away from the grip section. Each locking finger has a hook element that serves for engaging behind the end disk of the separating element radially outside of an end disk area that delimits in radial outward direction immediately the central recess. A removal aid for such a removal system is provided.

Abstract: A filter insert for installation in a fluid filter has at least one main separator for separating liquid from aerosol. The main separator is supported at a main separator support tube. The filter insert further has at least one post separator for separating liquid from aerosol that is supported at a post separator support tube. The post separator is arranged downstream of the main separator in a flow direction of a fluid to be cleaned. The post separator is arranged concentric to the main separator and is radially spaced by an intermediate space from the main separator. The post separator support tube is configured to add axial elasticity to the support tube.

Abstract: A filter element for an air filter assembly of an engine includes a primary filter media and a secondary filter media. The primary filter media has a plurality of pleats having first fold edges on an inlet face of the primary filter media and second fold edges on an outlet face of the primary filter media. The first and second fold edges extend from a first lateral side to a second lateral side of the primary filter media. The secondary filter media is constructed of a non-woven material and includes a first portion arranged on the inlet face of the primary filter media, a second portion secured to the first lateral side of the primary filter media, and a third portion secured to the second lateral side of the primary filter media.