Abstract: A device for adjusting a beam system is proposed including a base having at least one beam source, and at least three supporting elements, which fix the base to a carrier, each length of the at least three supporting elements being capable of being changed selectively and independently of one another in order to change the distance of the at least one beam source from a focusing arrangement, and in order to change the alignment of the at least one beam source in relation to the focusing arrangement.

Abstract: A multi-beam radar sensor having at least two transmitting/receiving patches, in which the patches, assigned polyrods, and/or a dielectric lens are configured so as to be asymmetrical. As a result of this asymmetrical arrangement, asymmetrical beam paths result for the transmitting and receiving beams. These asymmetrical beam paths cause the average error amount in the angle measurement of the radar sensor to be less than in the case of a symmetrical arrangement.

Abstract: A device for directionally emitting and/or receiving electromagnetic radiation includes at least one printed circuit board having at least one transmitting/receiving element, at least one focusing dielectric lens, and at least one additional prefocusing body, which is positioned between the transmitting/receiving element and the dielectric lens. A cover is positioned in the plane between the transmitting/receiving element and the dielectric lens, the cover having at least one bushing for the additional prefocusing body, and the cover surrounding and fixing in place the additional prefocusing body held in the bushing.

Abstract: The present invention relates to a method and an apparatus for adjusting the alignment of a beam characteristic of a distance sensor, in particular of a proximity radar for a motor vehicle. An apparatus for positioning a motor vehicle, preferably a headlight aiming device, is joined to the target object for the distance sensor. Also provided is a service unit with which measured values or data of the distance sensor can be read out. On the basis of at least one predefined criterion, the measured values or data are analyzed in such a way that necessary displacement directions of the distance sensor can be displayed by way of the service unit. Preferably the capability of the distance sensor to determine angular positions of detected target objects is utilized. Otherwise adjustment is performed to predefined reception levels.

Abstract: A housing for an electronic component is described, in particular a Gunn element for generating radar waves, including a bottom part, a wall part made of a plastic that can be processed by injection molding in particular and a cover part enclosing the electronic component in the installed state. The cover part has a contact spring for establishing an electric connection to a terminal of the component. In addition, the wall part is connected to the cover part by at least one connecting structure.

Abstract: A control arrangement for an adjustable housing of a radar sensor has a holder on which a position of the housing is changeable by at least one adjusting screw which is turnable by a regulatable adjusting drive, and a control electronic unit provided for adjustment, via which said signals produced by the radar signal are evaluated or adjusting data stored in a storage are read, supplied to the corresponding adjusting drive and the position response command signals are transmitted to the corresponding adjusting drives.

Abstract: A device for mounting a distance sensor, in particular a proximity radar device, on a motor vehicle, the distance sensor being accommodated in a closed housing, the housing being moveably attached to a support and the support being attachable in an immoveable manner to the motor vehicle. The device is characterized in that the housing is attachable to the support by at least three screws arranged in an L-shape relative to each other, that the screws, in the installed state of the distance sensor, are able to be screwed from its front side, and that a screw-out protection is provided for at least two of the screws.

Abstract: A housing for an electronic component has a bottom part, a wall part, a cover part which together are adapted to cover the electronic component, a contact spring provided on the cover part for producing an electrical connection with a terminal of the component, the cover part and the contact spring being formed as a one-piece integral element.

Abstract: In order for it to be possible to manufacture a transition with a cost-effective stamping or diecasting or cold-molding process or with a plastic injection-molding process with subsequent metal plating, at least one ridge situated in the waveguide, which reduces the waveguide cross section in the direction of the stripline, has a cross section which tapers conically in the direction of the stripline.

Abstract: An antenna lens for a distance sensor, there being recessed on one side of a lens base element grooves into which are placed electrically conductive traces which are encapsulated into the grooves. The electrically conductive traces are passed through the grooves over the edge of the lens base element and fastened.

Abstract: A liquid filter (10) with a built-in pressure regulator (11) for fuel is proposed, wherein the pressure regulator (11) with its diaphragm (41) is built on the housing (12) on a component (18) on the front with at least one connection (19). The disk-shaped diaphragm (41) has a single clamping site (39) on its external circumference and a centrally arranged movable closure closure member (42). The diaphragm (41) is acted upon by pressure in a pressure chamber (45) connected with the clean side against the force of a spring (49) in a gas-filled spring chamber (48). The integration of the pressure regulator (11) in the housing (12) permits a simple, compact, cost-effective construction of the liquid filter (10), through whose valve (44) in the pressure regulator (11) only cleaned fuel flows and which is insensitive to backpressure in the tank connection (17).

Abstract: A liquid filter (1) with a built-in pressure regulator (11) for fuel is proposed, in which the pressure regulator (11) with its diaphragm (32) is mounted on the inside of a cap (14) that has the inflow connector (16) and the tank connector (17). The diaphragm (32), which experiences a flow on its inside, is acted upon by the pressure of the fuel on the clean side (25) of the filter element (21), and the flow through the filter element is radially from the outside inward. Integrating the pressure regulator (11) in the cap enables a simple, compact, economical design of the liquid filter (10), through whose valve (36) in the pressure regulator (11) only cleaned fuel flows.

Abstract: In a lens arrangement for collimating radar waves for distance sensors, in particular for motor vehicles, several sublenses are arranged integrally next to one another. A lobe enlargement necessary for angular analysis is thereby achieved. The range is only slightly reduced as compared to a lens having a surface area of the same size.

Abstract: The invention relates to a housing (1) with radar-absorbent properties, in particular for a radar sensor in a motor vehicle, with electrically conductive particles whose dimensions are adapted to the frequency of the radar beams to be absorbed. The housing (1) comprises a material that as its basic component contains plastic, either unreinforced or reinforced with glass fibers, selectively mineral-filled, and contains as an additive steel fibers (2) in a mixture such that the specific conductivity .sigma. of the housing adheres to a predetermined value.

Abstract: A microwave antenna arrangement, made up of a focusing element and at least one feeder element, in which arrangement, to attain a small size, at least one component support is arranged in a spatial area between the focusing element and the at least one feeder element, electronic or electrical components being located on the component support. The component support has a cut-out to allow passage of the electronic waves. The component support and the electronic or electrical components are provided for processing signals other than those received or emitted by the at least one feeder element.

Abstract: A microwave oscillator includes a waveguide that is short-circuited on one side and a diode arranged therein, which receives its supply voltage by way of a coupling pin passed through a waveguide wall. At least one adjustment pin, extends into the waveguide and is adjustable in its penetration depth, for tuning the oscillator frequency. Because the adjustment pin is aligned at an acute angle to the coupling pin, the oscillator frequency can be tuned very precisely.

Abstract: A motor vehicle radar system in which the position of the transmission/reception elements of the radar system can be changed relative to a focusing element, such as an antenna lens, in order to adjust the principal beam direction.

Abstract: An arrangement for supplying fuel to an internal combustion engine of a motor vehicle has a supply tank, an aggregate which is located in the supply tank and a fuel delivery unit for supplying fuel from the supply tank to the internal combustion engine. The aggregate has a plurality of components extending along a delivery path of the fuel, is located in the supply tank, and is provided with a supporting element which carries a holding member for the components of the aggregate.

Abstract: A safety circuit arrangement for the high-voltage generator of an electrostatic filter, in particular of an electrostatic soot trap for diesel internal-combustion engines including a grounded filter housing and a filter electrode, has a power supply (15) which is connected to the high voltage generator (20) via controllable switching means (34). A and a shielded high-voltage cable (17), the high-voltage line (18) of which connects an output (24) of the high-voltage generator (20) to the filter electrode (14). To eliminate the risk to people caused by components carrying high voltage, the shield (19) of the high-voltage cable (17) is connected at one end to the filter housing (11), and at the other end to a control device (25) in such a way that an interruption of the shield (19) leads to the generation of a control signal for the switching means.

Abstract: In a coagulator for systems for the purifying of exhaust gases of fossil fuels, in particular of exhaust gases from diesel internal-combustion engines, which has a housing (10), poled as counter-electrode, an electrode (11) arranged concentrically in the housing (10) and at high volotage and an electrically heatable insulator (13) for the insulated leading of the electrode (11) through the housing (10), the insulator (13) is designed in two parts for achieving a great high voltage resistance with relatively small overall dimensions and consists of a ceramic inner tube (17) and a ceramic protective tube (18) surrounding the latter. The heating conductor track (19) required for heating is applied in the shape of a coil as a thick-film conductor to the circumference of the inner tube (17) and the protective tube (18) is sintered on to the inner tube (17) in such a way that the parting line (14) between inner and protective tube (17, 18) is gas-tight (FIG. 1).