Abstract: A fuel module, especially for the diesel fuel of an auto-ignition engine, having a fuel tank (10) and a fuel filter (11). The fuel tank (10) has a wall (12), which encloses the volume of the fuel tank (10), and the wall (12) has an opening in the region of the fuel filter (11). The fuel filter (11) is sealed to the wall (12) in the region of the opening and contains a filter medium (26), which is suitable for separating water from the fuel, which is to be cleaned. Also disposed within the fuel filter (11) is a water storage unit (38) in which water separated from the fuel is collected.

Abstract: Disclosed is a filter device, especially for filtering liquids in internal combustion engines, comprising a filter element (4) that is to be penetrated in a radial direction and is disposed in a filter housing (2). A check valve (10) which is embodied as a nozzle valve and is provided with flexible wall sections is inserted into the filter housing. The internal faces of said flexible wall sections define a flow outlet while the external faces thereof are in contact with the liquid in the filter device.

Abstract: 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 from the filter medium. At least a first end disk carries a valve element which is situated concentrically inside the filter medium. This valve element includes a valve seat which bulges outward above the plane of the outer side of the end disk. The valve element includes a valve body which cooperates with the valve seat and which is arranged on the first end disk so that it is axially movable and is inside of and surrounded by the filter medium.

Abstract: A liquid filter (1) for filtering fuel or another liquid, including a filter element (9) disposed in a housing (2) and having at least one end cap (3, 4) formed by a section of the housing (2). The filter element (9) is embedded in the end cap (3, 4) or is at least joined to the end cap in an electrically conductive manner. The end cap (3, 4) is composed of an electrically conductive synthetic resin material, and an electric contact (14) for conducting away an electric charge is provided on the housing (2), preferably on the end cap (3, 4).

Abstract: A liquid filter, in particular for internal combustion engines, having a filter housing with an essentially hollow cylindrical filter element arranged therein in a sealing manner to separate an unfiltered liquid side of the filter from a filtered liquid side. The filter element is supported on a connecting element having contours for forming a form-fitting connection through which the liquid filter is detachably and sealingly connectable to a counterpart. The counterpart may be a flange connected directly to a machine assembly, or it may be an adapter element for adapting the form-fitting connection to connect to a conventional threaded connector.

Abstract: An ion exchanger vessel having a housing for receiving an ion exchange material and an inlet line and a discharge line in the housing for feeding and discharging a liquid to be passed through the ion exchange material. To heat the liquid, a heating medium is guided through the ion exchanger vessel, such that the heating medium is separated from the liquid to be passed through the ion exchange material.

Abstract: A replaceable liquid filter, particularly for the lubricating oil of an internal combustion engine, including a substantially cup-shaped housing with a concentrically arranged outlet opening for filtered liquid and at least one inlet opening for the liquid to be filtered, and a filter element disposed in a sealing manner in the housing between the inlet opening and the outlet opening. The housing is connected to a top plate, and the top plate is connected to an end plate. The top plate encloses a displacement space which is disposed in an inlet chamber in the mating part, such that the inlet opening in the top plate is disposed in the region of the displacement space and/or a backflow check valve is disposed in the area of the outlet opening such that the backflow check valve is positioned axially outside the effective filter element surface.

Abstract: A replaceable liquid filter, particularly for the lubricating oil of an internal combustion engine, having a substantially cup-shaped housing with a concentrically disposed outlet opening for the filtered liquid and at least one inlet opening for the liquid to be filtered and a filter element sealingly disposed between the inlet opening and the outlet opening. The housing is connected to a top plate, and the top plate is connected to an end plate. A connector for releasably coupling the replaceable liquid filter to a mating part is disposed concentrically in the region of the cover plate, such that the connector extends axially beyond the contour of the replaceable liquid filter.

Abstract: A liquid filter, in particular for internal combustion engines, having a filter housing with an essentially hollow cylindrical filter element arranged therein in a sealing manner to separate an unfiltered liquid side of the filter from a filtered liquid side. The filter element is supported on a connecting element having contours for forming a form-fitting connection through which the liquid filter is detachably and sealingly connectable to a counterpart. The counterpart may be a flange connected directly to a machine assembly, or it may be an adapter element for adapting the form-fitting connection to connect to a conventional threaded connector.

Abstract: A fuel module, especially for the diesel fuel of an auto-ignition engine, having a fuel tank (10) and a fuel filter (11). The fuel tank (10) has a wall (12), which encloses the volume of the fuel tank (10), and the wall (12) has an opening in the region of the fuel filter (11). The fuel filter (11) is sealed to the wall (12) in the region of the opening and contains a filter medium (26), which is suitable for separating water from the fuel, which is to be cleaned. Also disposed within the fuel filter (11) is a water storage unit (38) in which water separated from the fuel is collected.

Abstract: The fuel feed system has a feed unit (22), which has having an electric motor (32) as a drive mechanism and a pumping part (34) driven by the electric motor; the pumping part (34) is disposed offset from the electric motor (32), in the direction of the pivot axis (33) of the electric motor. A filter (24) is disposed beside the feed unit (22) and fuel pumped by the pumping part (34) flows through it. The feed unit (22) and the filter (24) are disposed in separate chambers (10, 20) of a common housing (16), between which chambers there is an overflow opening (60) for the fuel pumped by the pumping part (34). The housing (16) is tightly closed by means of a cap (26). The electric motor (32) and the pumping part (34) are inserted as separate structural units into a chamber (10) of the housing (16) and are braced against one another by at least one resilient element (58) in the direction of the pivot axis (33) of the electric motor (32).

Abstract: The invention relates to a pressure regulator for a fuel injection system of an internal combustion engine, in which a pressure difference prevailing between a pressure inlet and a pressure outlet can be kept essentially constant by opening and closing at least one valve, which valve includes a valve closing member forced into the closing position against a valve seat by the action of a valve closing spring. The valve spring is formed by means of at least one pivotably supported valve leaf spring, and an arm, toward the valve seat in terms of the pivotable bearing means, of the valve leaf spring is braced on the valve closing member, and an arm of the valve leaf spring located on the side opposite the valve seat is braced on a support body, in such a way that a torque equilibrium prevails at the valve leaf spring.

Abstract: Fuel pumping apparatus having an impoundment container, disposed in a tank, in which impoundment container a pumping assembly is disposed that pumps fuel to the internal combustion engine. A jet pump is supplied with some of the fuel pumped by the pumping assembly and pumps fuel out of the tank into the impoundment container. Below the pumping assembly, near a bottom of the impoundment container, there is a suction chamber, from which the pumping assembly aspirates fuel. A connection of the suction chamber to the impoundment container is controlled by a float valve, disposed laterally next to the pumping assembly, and by means of this valve, when the impoundment container is full, the suction chamber communicates with the impoundment container; in this state, the pumping assembly aspirates fuel from the impoundment container.

Abstract: The invention relates to a pressure regulator for a fuel injection system of an internal combustion engine, in which a pressure difference prevailing between a pressure inlet and a pressure outlet can be kept essentially constant by opening and closing at least one valve, which valve includes a valve closing member forced into the closing position against a valve seat by the action of a valve closing spring. The valve spring is formed by means of at least one pivotably supported valve leaf spring, and an arm, toward the valve seat in terms of the pivotable bearing means, of the valve leaf spring is braced on the valve closing member, and an arm of the valve leaf spring located on the side opposite the valve seat is braced on a support body, in such a way that a torque equilibrium prevails at the valve leaf spring.

Abstract: The apparatus has an impoundment container (14), disposed in the tank (10), in which impoundment container a pumping assembly (24) is disposed that pumps fuel to the internal combustion engine (12). A jet pump (60) is supplied with some of the fuel pumped by the pumping assembly (24) and pumps fuel out of the tank (10) into the impoundment container (14). Below the pumping assembly (24), near a bottom (18) of the impoundment container (14), there is a suction chamber (34), from which the pumping assembly (24) aspirates fuel. A connection of the suction chamber (34) to the impoundment container (14) is controlled by a float valve (42), disposed laterally next to the pumping assembly (24), and by means of this valve, when the impoundment container (14) is full, the suction chamber (34) communicates with the impoundment container (14); in this state, the pumping assembly (24) aspirates fuel from the impoundment container (14).

Abstract: A fuel feeding module for a motor vehicle has a fuel supply tank, a storage container arranged in the fuel supply tank, a feeding aggregate arranged in the storage container and feeding fuel from the storage container to an internal combustion engine of the motor vehicle, the feeding aggregate having a driving part and a pump part which is formed as a flow pump and has a rotatably driven impeller cooperating with at least one flow passage for feeding the fuel, a jet pump which is connected with the flow passage of the pump part of the feeding aggregate and through which the fuel is fed from the fuel supply tank into the storage container, the jet pump being arranged laterally near the feeding aggregate and connected with the flow passage of the pump part by a passage which extends along the bottom of the storage container.

Abstract: An arrangement for forwarding fuel from a fuel tank to an internal combustion engine includes a fuel-forwarding device having a suction side and an elevated pressure side. An inlet conduit connects the suction side with the fuel tank, while a fuel-forwarding conduit forwards the fuel from the elevated pressure side. A fuel filter housing for accommodating a fuel filter surrounds the fuel-forwarding device. The fuel filter housing is connected with the fuel-forwarding device in an electrically conductive manner. One of the fuel filter housing and the fuel-forwarding device is connected to a location that is at a predetermined electrical potential.

Abstract: The fuel supply unit has a pot-shaped reservoir (12) arranged in a fuel tank (10), in which a fuel feed device (18) is arranged. The fuel feed device (18) feeds fuel from the fuel tank (10) to the internal combustion engine. The fuel supplied by the fuel feed unit (18) feeds fuel through a fuel filter (24). The hydraulic connection of the filter (24) with the fuel feed device (18) is made by means of a distributor plate (36). A tubular projecting portion (32) is formed on an outer wall section (14) of the reservoir (12) in one piece with the outer wall section. The tubular projecting portion (32) is open on its top side and at least partially forms a housing for the filter (24) and a filter element (34) is inserted in it. The distributor plate (36) forms a covering element for the housing (32) since it is tightly connected with the top side of the housing (32).

Abstract: The fuel supply unit has a fuel feed device (12) arranged in a fuel tank of a motor vehicle. The fuel feed device (12) feeds fuel from the fuel tank (10) to the internal combustion engine. A fuel filter (16), a non-return valve (18) and a pressure regulator (20) are arranged in the fuel tank (10) and in a fuel line connecting the fuel feed device (12) and the engine. These components are mounted on a plate-shaped plastic supporting member (36), in which hydraulic connections between the fuel feed device (12) and the components and/or between the components are formed. A covering element (46) is connected tightly with the supporting member (36) so as to form a passage (48) between it and the supporting member (36) for hydraulic connection of the fuel feed device (12) with the main filter (16).

Abstract: A fuel feed module for a motor vehicle has a storage container adapted to be arranged in a fuel supply tank of a motor vehicle, a feed aggregate arranged in the storage container and having a drive formed as an electric motor for driving fuel from the storage container to an internal combustion engine of a motor vehicle, means forming at least approximately hollow cylindrical receptacle arranged on the storage container, formed so that the feed aggregate is insertable into the receptacle in direction of its longitudinal axis, at least one mounting element fixed in the feed aggregate in direction of its longitudinal axis, the mounting element being formed as a cover part arranged on the feed aggregate and being at least partially electrically conductive.