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Mann & Hummel GmbH Patents
Assignee:
Mann & Hummel GmbH
Address:
Ludwigsburg, DE
No. of patents:
246
Patents:


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Patent Number Title Of Patent Date Issued
D516222 Centrifuge housing February 28, 2006
8585794 Air filter insert November 19, 2013
An air filter insert with a folded filter medium is provided along a side edge with a sealing element which is composed of a first contact section which extends in axial direction and a second contact section which extends in radial direction, the two contact sections being applied d
8584868 Filter medium and filter element November 19, 2013
A filter medium for removing particles from a fluid flow has a pre-filter layer and a fine-filter layer joined to each other in the flow direction. A first supporting layer is attached to the unfiltered side of the pre-filter layer and a second supporting layer is attached to the fil
8584656 Self-cooling exhaust gas recirculation device for an internal combustion engine November 19, 2013
A self-cooling exhaust gas injection device making it possible to inject heated gases, for example recycled exhaust gases from an internal combustion engine, into the air intake distributor of this engine, characterized in that it comprises a return pipe for the exhaust gases (1) whi
8574703 Part positioning and assembly process for creep sensitive material November 5, 2013
Disclosed is a method and apparatus for positioning and assembly of two or more parts wherein at least one of which is of a creep sensitive material. The method and apparatus enable very precise positioning of parts during assembly by holding a rough alignment with free play permitti
8567610 Fuel supply system of an internal combustion engine and method for separating water from fuel October 29, 2013
A fuel filter system having a fuel filter (14) and water separation device (20), a water collecting chamber (24) with a drain line (26, 28) and controllable water discharge valve (30). A cleaning component (32) is disposed in the drain line behind the water discharge valve (30). A su
8561761 Oil pan arrangement of a motor vehicle October 22, 2013
The oil pan arrangement of a motor vehicle has an oil pan in particular for a gearbox as well as an oil drain plug for closing a drain opening of the oil pan. On an exterior side of the oil pan, at least one rotation stop for the oil drain plug is arranged.
8298409 Filter element especially for filtering liquids or gases October 30, 2012
A filter element for filtering liquids or gases, having a concentrically arranged filter medium with zigzag pleats. The filter medium is provided with end disks on its axial end faces, each end disk having an inside that is connected to the filter medium and an outside that faces away
8298310 Filter device for filtration of gaseous fluids October 30, 2012
A filter device for filtration of gaseous fluids has a multi-part housing with a first housing part and a second housing part connected to one another in a mounted state of the multi-part housing. A filter element is insertable into the multi-part housing. A connecting device penetrates
8287727 Filter element in a fuel filter October 16, 2012
A filter element in a fuel filter has an annularly arranged filter medium that is sealed at the end faces by end plates wherein a venting unit for venting gases out of the filter element area is provided. The venting unit comprises a securing ring that clamps, in the mounting position, a
8287614 Supplemental filter media support insert for an air cleaner October 16, 2012
A supplemental filter media support insert is provided for use with a filter element to reinforce the filter media against filter media deformation resulting from fluid flow induced forces. The support insert is configured for installation into an air cleaner near the filter outlet f
8287612 Filter element and filter system October 16, 2012
A filter element has of a filter medium (10) folded in a zig-zag manner and designed in a tubular shape. End plates (11, 12) are arranged on the filter medium end faces. End plate (12) has a concentric opening as well as a first annular ring (14) and a second annular ring (15), and a
8286804 Filter with bayonet coupling to cover October 16, 2012
A liquid filter has a filter housing with a first thread and a drain passage. A filter element including a filter medium is arranged in the filter housing. A filter lid is provided with a second thread configured to engage the first thread for connecting the filter lid to the filter
8286615 Intake manifold of an internal combustion engine and cooling fluid charge air cooler October 16, 2012
An intake manifold arrangement of an internal combustion engine has an intake manifold and a cooling fluid charge air cooler arranged in the intake manifold. The cooling fluid charge air cooler has cooling fluid tanks at first and second opposite ends. At least one of the cooling flu
8282700 Filter device for filtration of a fluid October 9, 2012
A filter device has a filter housing of connected housing parts with an inlet for unfiltered fluid and an outlet for filtered fluid. A filter element arranged in the filter housing separates the inlet seal-tightly from the outlet. A releasable anchoring device connects the housing pa
8277546 Hydrocarbon adsorption trap with snap closure features October 2, 2012
A hydrocarbon adsorption trap for adsorption of hydrocarbon vapors includes a sheet-like hydrocarbon vapor adsorbent member having a hydrocarbon adsorptive media disposed between two or more media retention layers. The sheet-like member is inserted into an air permeable media support
8276707 Anti-noise device for the air intake conduit of a supercharged internal combustion engine October 2, 2012
Anti-noise device for an internal combustion engine (9) equipped with a turbocompressor (10) for supercharging includes a turbine (11) placed in the exhaust gas flow and driven by these gases with the turbocompressor (10) connected by a shaft (13) to a compressor (14) mounted in the air
8273163 Flame-retardant hydrocarbon adsorption trap September 25, 2012
A flame-retardant hydrocarbon adsorption trap is adapted for mounting within an air intake tract. The traps includes a hydrocarbon vapor adsorbent media adapted to adsorb hydrocarbon vapors from an intake tract when an engine is not operating then later releasing the vapors when the
8272371 Device and method for neutralizing acidic condensate in a motor vehicle September 25, 2012
Disclosed is a device and a method for neutralizing an acidic condensate in an internal combustion engine with exhaust gas recirculation system, wherein the exhaust gas recirculation system has an exhaust gas recirculation cooler for cooling a hot exhaust gas stream, a metering syste
8262788 Air filter housing for a compact air filter element September 11, 2012
An air filter housing (10) for at least one compact air filter element (20) has at least one filter chamber (1) that at the ends has at least one hose connector socket (2, 3), respectively. The compact air filter element (20) is insertable chamber into the filter chamber between the
8262785 Hydrocarbon adsorption trap for an engine air intake tract September 11, 2012
A hydrocarbon adsorption trap for adsorption of evaporated fuel vapors includes a first fuel vapor permeable media retention layer, a second media retention layer positioned in a spaced parallel relationship to the first layer forming a gap therebetween and a hydrocarbon vapor adsorbent
8262761 Modular cyclone precleaner system and method September 11, 2012
A modular cyclone precleaner system includes one or more standardized and reusable modular cyclone blocks configured in parallel. The modular cyclone blocks are provided as components designed for reuse across differing precleaner systems for potentially different precleaner applicat
8262759 Filter device, particularly for filtering gaseous fluids September 11, 2012
A filter device for filtration of gaseous fluids has a filter housing provided with a receptacle. A first filter element and a second filter element are arranged in the receptacle of the filter housing behind one another in an axial direction of the filter housing. A first bypass that
8246702 Filter mechanism for internal combustion engines August 21, 2012
The invention relates to a filter device (10), in particular for filtering intake air of an internal combustion engine. The filter device (10) comprises a separator that is embodied in particular as a cyclone preseparator (26), moreover a main filter element (36) exchangeably arrange
8245698 Valve for fuel devices August 21, 2012
A valve for controlling volume flows of fuel supply systems of internal combustion engines has a conduit having an inlet and an outlet defining a flow direction. A bypass opening is provided in the conduit. A sleeve is slidably arranged in the conduit and covers in one position the bypas
8241413 Air filter system of a motor vehicle August 14, 2012
An air filter system of a motor vehicle has an air filter housing with a housing part of a moisture-sensitive plastic material and an air passage section with a circumferentially extending passage wall, wherein the passage wall of the air passage section is integrally formed of identical
8236080 Ratchet clip August 7, 2012
A ratchet clip for lockably and releasably closing a cover onto a base of a air filter housing is disclosed. The ratchet clip includes an elongated retention member secured at one portion of the housing and having a plurality of teeth forming a series of pockets and ridges. A rocker
8231779 Filtering device for fluids, in particular for fuel July 31, 2012
A filtering device for fluids features a filter element located in a filter housing and a heating device located in the flow path of the fluid. The heating device comprises a heating element that is held by a heating support which is located at the inner surface of the cover, with a
8230845 Device for separating fluid particles from a gas flow leaking from a crankcase July 31, 2012
The invention concerns a device for separating fluid particles from a gas flow, in particular from a crankcase gas flow of an internal combustion engine. A valve is provided to allow a distribution of the gas flow to at least two cyclones depending on the volumetric flow. The valve consi
8216496 Filter element with sealing and method of producing the filter element July 10, 2012
A filter element has a fold arrangement and a shaped seal extending about at least one section of a circumference of the fold arrangement. The shaped seal consists of a thixotropic sealing material or at least contains such a thixotropic sealing material. The thixotropic sealing mate
8216332 Filter with a filter housing July 10, 2012
A filter device has a filter housing having a receiving space and a carrier housing. A filter element is arranged in the carrier housing, wherein the carrier housing is inserted into the receiving space of the filter housing and locked in the receiving space. A bracket with a clampin
8206483 Compact air filter element with knock protection June 26, 2012
A compact filter element (10, 10', 10'') is provided with knock protection to protect the filter element against damage, such as may be incurred by tapping or hitting the filter against a hard surface. The filter element includes a filter body (1) having of a wound filter medium and
8206480 Air filter unit with at least one main air filter and an auxiliary filter June 26, 2012
In an air filter unit (10) comprising at least one main air filter (1) and an auxiliary air filter (2) that is connected by an air conduit (3) to the main air filter (1) and has at least one auxiliary filter element, the auxiliary filter element is formed, at the unfiltered air side of t
8202341 Filter June 19, 2012
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 circumf
8186332 Fluid filter with integrated temperature regulation May 29, 2012
A fluid filter module with a filter housing is provided with an integrated and internally mounted thermostatic fluid regulator valve. The regulator valve is equipped with a thermostatic actuator member configured to sense and regulate a mix temperature within the filter housing. The
8182570 Compact air filter element May 22, 2012
In a compact air filter element (10) having a filter body (11) consisting of a coiled filter medium, through which filter body flow can pass through axially through its end sides (11.1), and which filter body (11) has at least one ring sealing element (15) extending along the periphery
8172918 Filter appliance May 8, 2012
A filter device has a filter housing and a filter element that is exchangeably arranged in the filter housing. A housing cover for closing the filter housing is provided. Interacting locking elements are arranged on the filter element and on the housing cover wherein the interacting
8171921 Crankcase venting system May 8, 2012
Crankcase venting system comprising an oil separator arranged in a housing that separates the housing into an unfiltered air side and a filtered air side, wherein in the area of the unfiltered air side a valve is arranged that is comprised of a valve plate, a pressure spring resting
8167965 Filter for cleaning a fluid May 1, 2012
A filter for filtering a fluid has a filter housing and a filter element arranged in the filter housing. A cyclone preseparator is arranged upstream of the filter element, wherein a fluid to be cleaned is guided through the preseparator to the filter element. The cyclone preseparator
8167098 Brake dust collecting device for motor vehicles May 1, 2012
A brake dust collecting device for a motor vehicle has a dust collecting unit and an air flow generating device that generates an air flow that flows across brake parts of a motor vehicle wheel brake and that supplies brake dust of the wheel brake to the dust collecting unit. The air flo
8163178 Filter April 24, 2012
A filter has a filter housing having an interior. A drainage device is provided that has a collecting cup, a fastening screw for the collecting cup, and a threaded part secured in the filter housing and provided with an inner thread for receiving the fastening screw. The threaded part ha
8157938 Method for the stabilization of folded filter media and a filter medium stabilized by said metho April 17, 2012
In a method for stabilizing folded filter media, a thread is coated with a hot melt adhesive to prepare a coated thread. The coated thread is wound in a plastic state about fold tips of a folded filter medium. The plastic state of the coated thread is maintained by applying heat. The
8157880 Filter device, especially air filter for an internal combustion engine April 17, 2012
The invention relates to a filter device (10), especially an air filter for an internal combustion engine, in which a main filter element (22) is arranged in a filter housing (12). The main filter element is flown through by a fluid to be filtered. The main filter element (22) is emb
8157107 Filter with bayonet coupling to cover April 17, 2012
A liquid filter has a filter housing with a first thread and a drain passage. A filter element including a filter medium is arranged in the filter housing. A filter lid is provided with a second thread configured to engage the first thread for connecting the filter lid to the filter
8156741 Exhaust gas turbocharger for an internal combustion engine and device for switching an air guidi April 17, 2012
An exhaust gas turbocharger for an internal combustion engine has a compressor arranged in an intake tract of an internal combustion engine for precompression of air passing through the intake tract to the compressor. A switchable air guiding device is arranged upstream of the compre
8152887 Air/oil separator April 10, 2012
An improved air/oil separator assembly for removal of oil from a gaseous stream is disclosed. The air/oil separator includes a head flange and an end plate positioned in a spaced-parallel relationship. A first and a second elongated support member and an outer jacket are concentrically
8152876 Filter element having V-seal April 10, 2012
The invention relates to a filter element, consisting of a filter medium (10) that is pleated in a zigzag manner and has a concentric form, and an end disk (11) disposed on a front, and a second end disk (12) disposed on the opposite front, wherein the end disk (12) has a concentric open
8147576 Filter element having serrated seal April 3, 2012
The invention relates to a filter element consisting of a filter medium (10) that is pleated in a zigzag manner and has a concentric shape, and a first end disk (11) and a second end disk (12) disposed on an opposite front, wherein the end disk (12) has a concentric opening (13) and
8146701 Component for installation under the hood of a motor vehicle April 3, 2012
A component, especially a part of an intake system or an air filter, for installation under the hood of a motor vehicle has a housing with a first housing part and a second housing part that are connected to one another. The first housing part is of a two-part configuration and has a sup
8142537 Support grid and alignment appartus for a filter element and housing March 27, 2012
An air filter element is provided with an anti-crown support grid on a clean side of the filter media. The support grid includes at least one side rail provided along periphery portions of the grid and at least one support rib spanning between and secured at opposing ends to the side
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