Patent application number | Description | Published |
20090241489 | FILTER - A filter is disclosed that includes a filter cup, a filter insert inserted into the filter cup and having a substantially cylindrical shape and a terminal disk arranged at an end face of the filter insert and connected to an end of the filter cup. The terminal disk includes a circumferential rim configured to engage the end of the filter cup and is provided with locking means that positive-lockingly connects the terminal disk and the filter cup. | 10-01-2009 |
20090242470 | FILTER CLOSURE SYSTEM WITH BAYONET CLOSURE - A filter closure system has a connecting end at an end face of a cylindrical filter housing and a connecting head matching the connecting end. The connecting end is insertable axially into the connecting head and connected positive-lockingly to the connecting head by an insertion-rotation movement. Connecting end and connecting head have a bayonet connection with receiving slots or receiving projections and matching insertion projections. The matching insertion projections engage the receiving slots or projections when the bayonet connection is closed. The receiving slots or projections and the insertion projections each are arranged substantially in a perpendicular plane relative to the insertion direction. The receiving slots or projections are elongate and circumferentially do not extend completely around but are segmented. The receiving slots or projections are sequentially arranged in the insertion direction and are substantially parallel to one another. The insertion projections are also sequentially arranged in the insertion direction. | 10-01-2009 |
20090242476 | FILTER CLOSURE SYSTEM - A filter closure system has a connecting head with a connecting web and further has a connecting end at an end face of a filter housing. The connecting head and the connecting end are matched to one another. The connecting end is pushed onto the connecting head in a mounting direction into a mounted state on the connecting head so as provide a seal-tight connection in the mounted state. The connecting end and the connecting web that extends in the mounting direction are provided with a micro toothing. When pushing the connecting end onto the connecting head in the mounting direction, the micro toothing connects by positive locking action the connecting end and connecting head with one another. The engagement of the micro toothing between connecting end and connecting head is realized along a flank of connecting web and connecting end which flank extends in the mounting direction. | 10-01-2009 |
20100313533 | Filtering device, in particular an air filter for an internal combustion engine - A filter device comprises a filter element that is comprised of at least two radially nested filter bellows, wherein at least one filter bellows is to be flown through in the radial direction and a flow space for the fluid is formed between the filter bellows. Each filter bellows is embodied as a star-shaped filter with filter folds arranged in a star shape. On at least one end face of the filter element a sealing ring is arranged between a filter bellows and the filter housing. | 12-16-2010 |
20110000458 | Filter device, especially air filter for an internal combustion engine - The invention relates to a filter device ( | 01-06-2011 |
20120192532 | Filter Device, Especially Air Filter for an Internal Combustion Engine - A filter device ( | 08-02-2012 |
20130074462 | Filter Device, Especially Air Filter for an Internal Combustion Engine - A filter device comprises a filter element that is comprised of at least two radially nested filter bellows, wherein at least one filter bellows is to be flown through in the radial direction and a flow space for the fluid is formed between the filter bellows. Each filter bellows is embodied as a star-shaped filter with filter folds arranged in a star shape. On at least one end face of the filter element a sealing ring is arranged between a filter bellows and the filter housing. | 03-28-2013 |
20130125519 | FLANGE WITH INTEGRAL ELECTRICALLY CONDUCTIVE SEAL AND SEAL ARRANGEMENT - A sealing arrangement is provided in which a seal flange includes a seal flange body having an integrated electrically conductive seal integrated onto an outer circumferential edge of the seal flange body. The seal flange with integrated seal is installable to seal between two confronting mounting flange faces. The seal is operative to conduct electric charge between said seal flange body and said mounting flanges. | 05-23-2013 |
20130186048 | Filter Device, Especially Air Filter for an Internal Combustion Engine - A filter device ( | 07-25-2013 |
20130255203 | Air filter with preseparator - Air filter comprising a preseparator with an optimized intake geometry, wherein an outflow geometry of a preseparator is matched to an intake geometry of a filter element. | 10-03-2013 |
20130327002 | Centrifugal Separator and Method for Producing a Centrifugal Separator - A centrifugal separator for separating particles from a fluid has a housing with a structural element provided with an opening. A cyclone cell having an inflow opening and an outflow opening is provided and is adapted to produce a swirl in a fluid that is flowing in through the inflow opening and exits through the outflow opening. The cyclone cell is secured in the opening of the structural element by being form-fittingly embedded by injection molding in the structural element. In a method for producing the centrifugal separator, at least one cyclone cell is provided and is embedded by injection molding so as to form the structural element that secures at least one cyclone cell in the housing. | 12-12-2013 |
20140013957 | Filtering device, in particular for the air to be supplied to a fuel cell - A filtering device features a carrier medium and activated carbon as adsorbent which is immobilized due to the addition of adhesive. | 01-16-2014 |
20140033666 | Filtering device, in particular air filter - A filter device comprises a filter element in a filter housing, wherein the filter housing is to be closed by a cover element. A friction section of the cover element, in an intermediate position between closed and open positions, is in friction contact with a friction member while in the closed position of the cover element the friction section is without friction contact with the friction member. | 02-06-2014 |
20140053521 | Efficiency-improved multiple bellows filter - Filter element or air filter in the configuration of a multiple bellows filter with an increased efficiency for use in internal combustion engines, wherein a folded filter bellows is arranged radially inwardly of another folded filter bellows and the inner folded filter bellows has a greater or deeper fold depth than the outer folded filter bellows. | 02-27-2014 |
20140290194 | Filter Device, Especially an Air Filter - A filter device comprises a filter element that is comprised of at least two radially nested filter bellows, wherein at least one filter bellows is to be flown through in the radial direction and a flow space for the fluid is formed between the filter bellows. Each filter bellows is embodied as a star-shaped filter with filter folds arranged in a star shape. On at least one end face of the filter element a sealing ring is arranged between a filter bellows and the filter housing. | 10-02-2014 |
20150075494 | Filter Device for Absorbing a Water Fraction Contained in a Liquid - A filter device is provided with a housing and an absorption material received in the housing. The absorption material absorbs and stores a water fraction of a liquid being passed through the absorption material. A bypass is arranged in the housing so that the absorption material can be bypassed. A throttling device correlated with the bypass controls flow through the bypass. The throttling device is a passive throttling element or an adjustable valve. | 03-19-2015 |
20150107200 | Filter Device, Especially Air Filter - A filter device comprises a filter element in a filter housing, wherein the filter housing is to be closed by a cover element. A friction section of the cover element, in an intermediate position between closed and open positions, is in friction contact with a friction member while in the closed position of the cover element the friction section is without friction contact with the friction member. | 04-23-2015 |
20150176544 | Filter Housing and Filter Assembly - A filter housing for receiving a filter element is provided with a first housing part having a first housing opening and a second housing opening. A second housing part is connected to the first housing part. A first connecting socket is arranged at the first housing opening of the first housing part. A second connecting socket is arranged at the second housing opening of the first housing part. A receiving space is provided in an interior of the filter housing between the first and second housing openings, wherein the receiving space accommodates the filter element. | 06-25-2015 |
20150311554 | Filtering device, in particular for the air to be supplied to a fuel cell - A filtering device features a carrier medium and activated carbon as adsorbent which is immobilized due to the addition of adhesive. | 10-29-2015 |