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Hydac Filtertechnik Gmbh patents


Recent patent applications related to Hydac Filtertechnik Gmbh. Hydac Filtertechnik Gmbh is listed as an Agent/Assignee. Note: Hydac Filtertechnik Gmbh may have other listings under different names/spellings. We're not affiliated with Hydac Filtertechnik Gmbh, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hydac Filtertechnik Gmbh-related inventors


Filter device

A filter device, having a filter housing (1) which has a filter head (3), a filter pot (7) and a removable housing cover part (51) and which accommodates a filter element (13) which separates a non-filtrate side (15) from a filtrate side (17), and having a bypass valve device which has a valve closure element (65) which is preloaded by means of a closing spring (69) into a closed position in which it bears against a valve seat part (74) and which, if the filter element (13) is blocked, passes into a position in which it opens up a fluid path from the non-filtrate side (15) to the filtrate side (17), by passing the filter element (13), is distinguished by the fact that the valve closure element (65) and the closing spring (69) are arranged on the cover part (51) and the valve seat part (74) is situated on an element cap (43) of the filter element (13), which element cap has a receiving part (45) which forms an enclosure for that end of the filter material (27) of the filter element (13) which faces toward the cover part (51).. . ... Hydac Filtertechnik Gmbh

Filter apparatus

Disclosed is a filter apparatus comprising a filter housing having a filter head (3) and a filter bowl (7), which housing accommodates a filter element that separates a non-filtrate side (15) from a filtrate side (17), and comprising a differential pressure measurement device (59), which indicates at least a blockage of the filter element during filtration operation and which has a measurement piston (91) that is guided in a measurement housing (88) in a longitudinally displaceable manner, an end face (90) of which piston being subjected to the instantaneous pressure of the non-filtrate side (15), and the opposite end face of the piston being subjected to the instantaneous pressure of the filtrate side (17), each instantaneous pressure passing into the measurement housing (88) via at least one conduit (57, 61, 65, 89). The invention is characterised in that at least a section (57, 61) of the conduit is arranged in an element cap (43) of the filter element.. ... Hydac Filtertechnik Gmbh

Filter device

A filter device comprising at least one filter element (17) that is exchangeably disposed in a filter housing (1), wherein said filter element (17) is provided on at least one end with an end cap (23) that forms a surround for a rim of a filter material (31), wherein said end cap (23) is provided with a connector (43) with which the filter element (17) may be attached in an operating position to an element seat (19; 45) inside the filter housing (1) in such a way that a fluid-impermeable connection is formed between filter housing (1) and filter element (17), characterised in that the connector (43) enables the positionally fixed mounting of the filter element (17) and the formation of a fluid-impermeable connection in conjunction with element seats (19; 45) of filter housings (1) of different designs.. . ... Hydac Filtertechnik Gmbh

Filter element

The invention relates to a filter element for fluid filtration, in particular for hydraulic fluid, consisting of element components, such as a preferably pleated and multi-layer filter material (10) that extends between two end caps (26) and at least partially comprises a fluid-permeable supporting tube (14) forming a hollow cylinder, characterized in that at least one element component of the filter element is provided at least partially with at least one luminescent material or another marker in such a manner that said material or marker is excited to a characteristic, detectable wave emission when exposed to a certain exciter wave or wave spectrum.. . ... Hydac Filtertechnik Gmbh








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