b); characterized in that said cylindrical extension (6) is traversed by at least one vent (7), and in that a first joint element (8) is provided at a first position of the cylindrical extension (6) and a second sealing element (9) is provided on a second position of the cylindrical extension (6), the first joint element (8) being axially offset from the second joint member (9) with respect to the central axis so that said at least one at least one vent (7) is positioned between the first seal member (8) and the second seal member (9) with respect to the central axis (3). Filtration system incorporating such a cartridge.
B01D 29/15 - Supported filter elements arranged for inward flow filtration
B01D 29/05 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with flat filtering elements supported
A filtration system including a housing defining an internal volume. The housing includes a housing first end, a housing second end, and a first coupling member formed in the housing. The housing first end is an open end. The housing second end is a closed end. A filter element is positioned within the internal volume of the housing. The filter element is configured to engage the first coupling member. A filter head is provided. A seal member is disposed between the housing first end and the housing second end. The seal member provides a radial seal directly between the housing and the filter head.
A filter element comprising a filter media having a first end and a first endcap coupled to the first end of the filter media. The first end-cap includes a flexible first endcap body having a first endcap rigid reinforcing member internally embedded therein. The first endcap rigid reinforcing member may comprise a wire mesh screen and the filter media may comprise a pleated filter media. The filter element may further comprise a second end-cap coupled to a second end of the filter media. The second endcap may include a flexible second endcap body having a second endcap rigid reinforcing member internally embedded therein.
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
B01D 27/00 - Cartridge filters of the throw-away type
A filtration system includes a housing and a filter element positioned within the housing. The housing includes a first housing end and a second housing end. A drain opening is defined in the second housing end. The filter element includes a first endplate and a second endplate defining an endplate opening. Filter media is positioned between and extending axially between the first endplate and the second endplate. The filter media defines a central opening extending axially therein. A drain plug axially protrudes from the second endplate in a direction away from the filter media. The drain plug is configured to engage the drain opening and facilitate installation of the filter element into the housing. A lid is configured to engage the first housing end. The engagement between the lid and the first housing end occurs when the drain plug is disposed within the drain opening.
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
B01D 29/90 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor having feed or discharge devices for feeding
F02M 37/32 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
F02M 37/24 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by water separating means
F02M 37/54 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by air purging means
5.
Filter element and housing having non-circular cross-sections
A filter assembly comprises a filter element and a housing. The filter element comprises a filter media, and an alignment feature positioned on at least a portion of an outer surface of the filter media. The alignment feature comprises an alignment channel. The housing defines a housing internal volume. At least a portion of the filter element is positioned within the housing internal volume. The housing comprises an alignment protrusion extending axially from a housing inner surface towards the filter element so as to mate with the alignment channel. The alignment feature comprises a ring member positioned circumferentially around the filter media at a filter media first end proximate to the housing, and a filter baffle extending from the ring member. The filter baffle is circumferentially positioned on at least a portion of the outer surface of the filter media and defines the alignment channel.
The present invention relates to a filtering assembly for filtering at least one fluid flowing in particular in a hydraulic motor or device, comprising: —a filter body which comprises a vessel and a cover which are configured to engage with one another in order to enable the filter body to close, —a tube, in particular a central tube, inside the filter body extending along a longitudinal axis (X), —a removable filter cartridge which is housed in the filter body and includes an upper end plate, a lower end plate and a filter medium which extends between the upper end plate and the lower end plate, the filter cartridge having a tubular opening for surrounding the tube, characterized in that the cover has a circular rib which is formed such as to project into an inner space of the filter body, and in that the upper end plate has a circular edge which is designed to sealingly engage radially and inwardly with said circular rib of the cover.
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
B01D 29/15 - Supported filter elements arranged for inward flow filtration
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
7.
Vented filter cartridge integrated into the upper flange and filtration
b); characterized in that said cylindrical extension (6) is traversed by at least one vent (7), and in that a first joint element (8) is provided at a first position of the cylindrical extension (6) and a second sealing element (9) is provided on a second position of the cylindrical extension (6), the first joint element (8) being axially offset from the second joint member (9) with respect to the central axis so that said at least one at least one vent (7) is positioned between the first seal member (8) and the second seal member (9) with respect to the central axis (3). Filtration system incorporating such a cartridge.
A filtration system including a housing defining an internal volume. The housing includes a housing first end, a housing second end, and a first coupling member formed in the housing. The housing first end is an open end. The housing second end is a closed end. A filter element is positioned within the internal volume of the housing. The filter element is configured to engage the first coupling member. A filter head is provided. A seal member is disposed between the housing first end and the housing second end. The seal member provides a radial seal directly between the housing and the filter head.
A filtration system includes a housing and a filter element positioned within the housing. The housing includes a first housing end and a second housing end. A drain opening is defined in the second housing end. The filter element includes a first endplate and a second endplate defining an endplate opening. Filter media is positioned between and extending axially between the first endplate and the second endplate. The filter media defines a central opening extending axially therein. A drain plug axially protrudes from the second endplate in a direction away from the filter media. The drain plug is configured to engage the drain opening and facilitate installation of the filter element into the housing. A lid is configured to engage the first housing end. The engagement between the lid and the first housing end occurs when the drain plug is disposed within the drain opening.
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
B01D 29/90 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor having feed or discharge devices for feeding
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
A filter assembly comprises a filter element and a housing. The filter element comprises a filter media, and an alignment feature positioned on at least a portion of an outer surface of the filter media. The alignment feature comprises an alignment channel. The housing defines a housing internal volume. At least a portion of the filter element is positioned within the housing internal volume. The housing comprises an alignment protrusion extending axially from a housing inner surface towards the filter element so as to mate with the alignment channel. The alignment feature comprises a ring member positioned circumferentially around the filter media at a filter media first end proximate to the housing, and a filter baffle extending from the ring member. The filter baffle is circumferentially positioned on at least a portion of the outer surface of the filter media and defines the alignment channel.
The present invention relates to a filtering assembly (1) for filtering at least one fluid circulating in particular in an engine or a hydraulic device, comprising: a filter body (2), which comprises a vessel (3) and a head (4), the vessel (3) and the head (4) being provided to engage with one another in order to close the filter body (2), in particular by screwing; a tube (15), in particular a central tube, which is inside the filter body (2) and extends along a longitudinal axis (X); a removable filtration cartridge (16,) which is accommodated in the filter body (2) and includes an upper end plate (20), a lower end plate (21) and a filtration medium (22) which extends between the upper (20) and lower (21) end plates, the filtering medium (22) having a tubular opening (17) for surrounding the tube (15), characterized in that the upper end plate (20) comprises first reversible rigid-connection means (25) and in that the vessel (3) comprises second reversible rigid-connection means (26) which are complementary to the first reversible rigid-connection means (25), such as to enable the filtration cartridge (16) to stay in position in the vessel on the one hand, and in the filtering assembly (1) on the other hand, only by rigidly connecting the first and second reversible rigid-connection means (25, 26).
B01D 29/96 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor in which the filtering elements are moved between filtering operationsParticular measures for removing or replacing the filtering elementsTransport systems for filters
A filter assembly includes a housing defining an outer cavity and an inner cavity, a filter element, positioned within the housing, and a valve body. The filter element includes a filter media and an endcap and is configured to filter a fluid. The endcap includes a valve seat. The valve body includes a vent passage, where at least a portion of the valve body positioned within a central tube. The valve body is configured to move between a closed position and an open position and is biased toward the closed position by a return member, in the closed position, the valve body is configured to seal against the valve seat and the vent passage provides fluid communication between the inner cavity and the outer cavity.
A filter element comprising a filter media having a first end and a first endcap coupled to the first end of the filter media. The first endcap includes a flexible first endcap body having a first endcap rigid reinforcing member internally embedded therein. The first endcap rigid reinforcing member may comprise a wire mesh screen and the filter media may comprise a pleated filter media. The filter element may further comprise a second endcap coupled to a second end of the filter media. The second endcap may include a flexible second endcap body having a second endcap rigid reinforcing member internally embedded therein.
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
B01D 27/00 - Cartridge filters of the throw-away type
The present invention relates to a filtering assembly for filtering at least one fluid flowing in particular in a hydraulic motor or device, comprising: —a filter body which comprises a vessel and a cover which are configured to engage with one another in order to enable the filter body to close, —a tube, in particular a central tube, inside the filter body extending along a longitudinal axis (X), —a removable filter cartridge which is housed in the filter body and includes an upper end plate, a lower end plate and a filter medium which extends between the upper end plate and the lower end plate, the filter cartridge having a tubular opening for surrounding the tube, characterized in that the cover has a circular rib which is formed such as to project into an inner space of the filter body, and in that the upper end plate has a circular edge which is designed to sealingly engage radially and inwardly with said circular rib of the cover.
B01D 29/15 - Supported filter elements arranged for inward flow filtration
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
Assembly to be used to filter a fluid, containing a housing (29) which comprises a housing base (50) and a housing upper part (30) connected removably to the housing base (50). An axial shaft (34, 35) extends at least partially through the filter element (32, 33) when the filter element (32, 33) is contained inside the housing (29). A lower bearing (44) is arranged between the axial shaft (34, 35) and the housing base (50) and underneath the filter element (32, 33) when a filter element (32, 33) is contained inside the housing (29). The housing (29) is able to contain a filter element (32, 33) within it and the filter element (32, 33) fits onto the axial shaft (34, 35) in such a way that the axial shaft (34, 35) is rotationally coupled to the filter element (32, 33). The filter assembly (20, 120) has no bearing above the filter element (32, 33).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/26 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies rotatable
B01D 45/14 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
F01M 13/02 - Crankcase ventilating or breathing by means of additional source of positive or negative pressure
F01M 13/04 - Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
16.
FILTER ELEMENT WITH ENDCAP HAVING RIGID REINFORCING MEMBER
A filter element comprising a filter media having a first end and a first endcap coupled to the first end of the filter media. The first endcap includes a flexible first endcap body having a first endcap rigid reinforcing member internally embedded therein. The first endcap rigid reinforcing member may comprise a wire mesh screen and the filter media may comprise a pleated filter media. The filter element may further comprise a second endcap coupled to a second end of the filter media. The second endcap may include a flexible second endcap body having a second endcap rigid reinforcing member internally embedded therein.
B01D 27/06 - Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
B01D 27/00 - Cartridge filters of the throw-away type
B01D 27/04 - Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
B01D 29/00 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor
B01D 29/05 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with flat filtering elements supported
B01D 29/07 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with flat filtering elements supported with corrugated, folded or wound filtering sheets
The present invention relates to a filtering assembly for filtering at least one fluid flowing in particular in a hydraulic motor or device, comprising: —a filter body which comprises a vessel and a cover which are configured to engage with one another in order to enable the filter body to close, —a tube, in particular a central tube, inside the filter body extending along a longitudinal axis (X), —a removable filter cartridge which is housed in the filter body and includes an upper end plate, a lower end plate and a filter medium which extends between the upper end plate and the lower end plate, the filter cartridge having a tubular opening for surrounding the tube, characterized in that the cover has a circular rib which is formed such as to project into an inner space of the filter body, and in that the upper end plate has a circular edge which is designed to sealingly engage radially and inwardly with said circular rib of the cover.
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
B01D 29/15 - Supported filter elements arranged for inward flow filtration
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
The present invention relates to a filtering assembly (1) for filtering at least one fluid circulating in particular in an engine or a hydraulic device, comprising: a filter body (2), which comprises a vessel (3) and a head (4), the vessel (3) and the head (4) being provided to engage with one another in order to close the filter body (2), in particular by screwing; a tube (15), in particular a central tube, which is inside the filter body (2) and extends along a longitudinal axis (X); a removable filtration cartridge (16,) which is accommodated in the filter body (2) and includes an upper end plate (20), a lower end plate (21) and a filtration medium (22) which extends between the upper (20) and lower (21) end plates, the filtering medium (22) having a tubular opening (17) for surrounding the tube (15), characterized in that the upper end plate (20) comprises first reversible rigid-connection means (25) and in that the vessel (3) comprises second reversible rigid-connection means (26) which are complementary to the first reversible rigid-connection means (25), such as to enable the filtration cartridge (16) to stay in position in the vessel on the one hand, and in the filtering assembly (1) on the other hand, only by rigidly connecting the first and second reversible rigid-connection means (25, 26).
B01D 29/96 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor in which the filtering elements are moved between filtering operationsParticular measures for removing or replacing the filtering elementsTransport systems for filters
Assembly to be used to filter a fluid, containing a housing (29) which comprises a housing base (50) and a housing upper part (30) connected removably to the housing base (50). An axial shaft (34, 35) extends at least partially through the filter element (32, 33) when the filter element (32, 33) is contained inside the housing (29). A lower bearing (44) is arranged between the axial shaft (34, 35) and the housing base (50) and underneath the filter element (32, 33) when a filter element (32, 33) is contained inside the housing (29). The housing (29) is able to contain a filter element (32, 33) within it and the filter element (32, 33) fits onto the axial shaft (34, 35) in such a way that the axial shaft (34, 35) is rotationally coupled to the filter element (32, 33). The filter assembly (20, 120) has no bearing above the filter element (32, 33).
B01D 45/14 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/26 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies rotatable
A filter cartridge having an endplate formed of polyurethane having a varying hardness is described. A first portion of the endplate is harder than a second portion of the endplate. The first portion of the endplate helps support the filter media of the filter element and maintain the shape of the filter element. The second, softer portion creates a seal between the filter element and a filter housing when the filter element is installed in the filter housing. The first portion and separate portions may be formed from different types of polyurethane or from the same type of polyurethane having a varying composition as a function of the radial distance of the endplate.
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
The present invention relates to a filtration assembly (1) for filtering a fluid flowing in particular in a motor or hydraulic equipment, comprising: - a filter body (2) having a tank (4) and a cover (3), the filter body (2) being intended to house a filter cartridge, - at least one locking system (5) for locking the filter body (2), said locking system (5) being movable between a locking position and an unlocking position, wherein said filtration assembly (1) has means (8) for holding the locking system (5) in the unlocking position.
The present invention relates to a filtering assembly (1) for filtering at least one fluid circulating in particular in an engine or a hydraulic device, comprising: a filter body (2), which comprises a vessel (3) and a head (4), the vessel (3) and the head (4) being provided to engage with one another in order to close the filter body (2), in particular by screwing; a tube (15), in particular a central tube, which is inside the filter body (2) and extends along a longitudinal axis (X); a removable filtration cartridge (16,) which is accommodated in the filter body (2) and includes an upper end plate (20), a lower end plate (21) and a filtration medium (22) which extends between the upper (20) and lower (21) end plates, the filtering medium (22) having a tubular opening (17) for surrounding the tube (15), characterised in that the upper end plate (20) comprises first reversible rigid-connection means (25) and in that the vessel (3) comprises second reversible rigid-connection means (26) which are complementary to the first reversible rigid-connection means (25), such as to enable the filtration cartridge (16) to stay in position in the vessel on the one hand and in the filtering assembly (1) on the other hand, only by rigidly connecting the first and second reversible rigid-connection means (25, 26).
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 29/96 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor in which the filtering elements are moved between filtering operationsParticular measures for removing or replacing the filtering elementsTransport systems for filters
The present invention relates to a filtering assembly (1) for filtering at least one fluid flowing in particular in a hydraulic motor or device, comprising: a filter body (2) which comprises a vessel (3) and a cover (4) which are configured to engage with one another in order to enable the filter body (2) to close; a tube (10), in particular a central tube, which is inside the filter body (2) and extends along a longitudinal axis (X); a removable filter cartridge (12) which is housed in the filter body (2) and includes an upper end plate (13), a lower end plate (14) and a filter medium (15) which extends between the upper end plate (13) and the lower end plate (14), the filter cartridge (12) having a tubular opening (16) for surrounding the tube (10), characterised in that the cover (4) has a circular rib (20) which is formed such as to project into an inner space (21) of the filter body (2), and in that the upper end plate (13) has a circular edge (22) which is designed to sealingly engage radially and inwardly with said circular rib (20) of the cover (4).
The present invention relates to a filtering assembly (1) for filtering at least one fluid (F) circulating in particular in an engine or hydraulic equipment, comprising: a filter body (2), a tube (6) inside the filter body (2), a removable filtration cartridge (7), housed in the filter body (2) and comprising: a first flange and a second flange (11; 12), a filtration medium (13) having a tubular lumen (14) in order to surround the tube (6) and extending between the first flange and the second flange (11; 12), the first flange (11) comprising a valve seat (15) passed through by at least one orifice (16) that communicates with the tubular lumen (14), and a valve closure element (20) firmly attached to the first flange (11) so as to cooperate with the valve seat (15), the closure element (20) being configured in order to occupy at least two positions, namely a closure position, in which the closure element (20) closes off the valve seat (15) and at least one open position in which the closure element (20) allows the passage of fluid (F) through the valve seat (15), a return member (21), separate from the filtration cartridge (7), configured in order to act by returning the closure element (20) to the closure position.
patents
