Patent application number | Description | Published |
20110308212 | Filter Element and Filter System - The invention relates to a filter element, comprising a filter medium ( | 12-22-2011 |
20120317939 | Air Filter Element, Filter Housing and Filter Arrangement - An air filter element ( | 12-20-2012 |
20120317943 | Filter element and housing for a filter element - A filter element ( | 12-20-2012 |
20120324849 | Filter Element for Fluid Filtration, in Particular for Intake Air of Internal Combustion Engines - A filter element ( | 12-27-2012 |
20140059986 | Filter Arrangement and Method for Producing a Filter Receptacle - A filter arrangement has a filter receptacle and a round filter element arranged in the filter receptacle. The filter receptacle has a substantially cylindrical housing part with a cylindrical wall. An inflow opening is arranged in the cylindrical wall. An inflow socket is connected to the inflow opening and adapted to couple a fluid supply line. An axial outflow opening is connected to the cylindrical housing part. The inflow socket has a flow cross-section that widens in a flow direction into an interior of the cylindrical housing part. | 03-06-2014 |
20140102058 | Air filter system, air filter element and method for exchanging an air filter element | 04-17-2014 |
20140109532 | Filter - An air filter has a hollow cylindrical filter housing having a first axial terminal area and a second axial terminal area and a cylindrical outer filter housing wall and a ring-shaped flow guiding wall. The ring-shaped flow guiding wall extends coaxially to the cylindrical outer filter housing wall in the interior of the filter housing. A ring-shaped flow space is formed between outer filter housing wall and flow guiding wall. A filter element of an annularly closed filter medium is disposed in the filter housing. The flow guiding wall surrounds the filter element. An inlet socket is arranged on the outer filter housing wall in the first axial terminal area and extends tangentially relative thereto. The inlet socket has a projection that projects into the ring-shaped flow space and bridges the ring-shaped flow space up to the flow guiding wall. | 04-24-2014 |
20140165834 | Air filter system, air filter element and method for exchanging an air filter element - An air filter system, in particular for the intake air of internal combustion engines, is provided. It comprises a housing with a housing upper part and a round air filter element for filtering air, the housing comprising a clean air connection for discharging clean air from the housing and an annular sealing groove axially opened towards the interior area of the housing surrounding the clean air connection for the engagement of an annular sealing web axially extending away from the filter element, the sealing groove featuring a cylindrical contact area to which a sealing surface of the sealing web can be applied in particular radially sealingly, wherein the sealing groove features a cylindrical support area facing the contact area and the support area features at least one extension protruding from the support area in the direction of the sealing surface, wherein the sealing web features a second surface opposite to the sealing surface that features several annularly surrounding indentations in radial direction, wherein the at least one extension engages respectively one of the indentations. | 06-19-2014 |
20150013281 | Air Filter Element, Filter Housing and Filter Arrangement - An air filter element ( | 01-15-2015 |
20150059296 | Filter Element and Filter System with a Filter Element - A filter element has a filter body having a longitudinal axis, wherein the filter body has a first end with a first end face and a second end with a second end face opposite the first end in direction of the longitudinal axis. The filter body is provided with inner and outer circumferential surfaces permeable for a medium to be filtered. A first end disk is arranged at the first end face and a second end disk is arranged at the second end face. The outer circumferential surface of the filter body has at least one fluid-tight area that is impermeable for the medium to be filtered. The fluid-tight area is an incoming flow protector or an improper handling protector resting on the outer circumferential surface. | 03-05-2015 |
20150059297 | Air filter system and air filter element for an air filter system - A filter system for intake air of an internal combustion engine has a housing with a cover. A filter element is arranged in the housing. An inlet feeds a medium to be filtered into the housing and an outlet discharges the medium from the housing. The filter element has a filter body with first end face and opposite second end face. The filter element has an open first end plate at the first end face and a second end plate at the second end face. A support tube is arranged concentrically about a longitudinal axis in the housing and attached with a first end to the housing. The support tube is arranged in the interior of the filter element and radially supports the filter body. The second end plate rests on the second end of the support tube and on an inner cover contour of the cover with anti-rotation action. | 03-05-2015 |
20150059301 | Filter system with filter element - A filter system is provided with a housing having a housing wall and a cover, the housing having a longitudinal axis. An inlet is arranged on the housing and feeds a fluid to be filtered into the housing. An outlet is arranged on the housing and discharges the filtered fluid. Filter elements each having at least one filter medium are arranged in the housing. At least one of the filter elements extends along the longitudinal axis. The filter medium has pleats extending along the longitudinal axis with outer and inner pleat edges. The outer pleat edges extend on the first side of the filter medium and the inner pleat edges on the second side of the filter medium and are opposite the outer pleat edges. The filter medium has a variable flow resistance along the longitudinal axis. | 03-05-2015 |
20150059302 | Filter System Having a Support Tube - A filter system has a housing with a housing wall and at least one cover. An inlet port is arranged on the housing and supplies a fluid to be filtered to the housing. An outlet port is arranged on the housing and discharges the fluid that has been filtered from the housing. A support tube is arranged in an interior of the housing and accommodates a filter element. The support tube extends along a housing axis of the housing and has a receiving side, wherein the support tube is connected to the housing by a first detent connection provided on the receiving side. | 03-05-2015 |
20150059304 | Filter Element and Filter System with a Filter Element - A filter element has a filter body with a first end face and a second end face opposite the second end face in a direction of a longitudinal axis of the filter body. A first open end plate is arranged at the first end face. A second closed end plate is arranged at the second end face. The second end plate has a sealing structure and the sealing structure is adapted to seal, when the filter element is installed in a housing, a region between the second end plate and a cover of the housing relative to an interior space of the housing. The sealing structure is a ring surrounding an outside circumference of the second end plate and has a sealing surface directed in radial direction outwardly. | 03-05-2015 |
20150059584 | Filter system with sensor socket - A filter system has a housing with a housing wall and at least one lid. An inlet socket is arranged at the housing and feeds a fluid to be filtered into the housing. An outlet socket is arranged at the housing and discharges the fluid that has been filtered from the housing. A sensor socket is arranged at an end section of the housing. The sensor socket is arranged angularly relative to a longitudinal axis of the housing at the outlet socket. | 03-05-2015 |
20150060351 | Filter System with Seal - A filter system has a housing with a housing wall and at least one cover. An inlet is arranged on the housing and feeds a liquid to be filtered into the housing. An outlet is arranged on the housing and discharges the liquid that has been filtered from the housing. At least one filter element is arranged between the inlet and the outlet and separates a raw side of the filter system from a clean side of the filter system. A gasket is arranged between a sealing surface of the housing wall and a sealing surface of the cover. The gasket is held in position in a longitudinal direction of the housing by at least one retaining element that is arranged on the cover or on the housing wall. | 03-05-2015 |
20150082982 | Filter Element and Filter System Having a Filter Element - The invention relates to a filter element ( | 03-26-2015 |