Abstract: A regenerative heat-exchanger of a gas turbine with a ceramic heat-exchanger disk, a metallic toothed rim substantially coaxially surrounding the heat-exchanger disk under formation of an annular space, compression springs arranged in the annular space which are supported under prestress, on the one hand, against the inside of the toothed rim and, on the other, against the outside of curved entrainment plate means; each entrainment plate means includes a support member and an adherent layer whose concave inner side abuts at the edge of the heat-exchanger disk, whereby the adherent layer essentially consists of metal fibers which form a plastically deformable felt-like adherent layer providing a good frictional engagement to transmit the driving torque to the heat-exchanger disk.

Abstract: A brake force controller for vehicles, particularly automotive vehicles, with a back-control of the brake pressure of the pressure control medium for enabling various control conditions in response to input signals. The input signals are formed in accordance with sensed conditions including at least one of circumferential wheel force, pressure in the master brake cylinder, pressure in the wheel brake cylinder, a predetermined critical or limit pressure in the wheel brake cylinder, the pressure in the wheel brake cylinder when the maximum is exceeded which is stored, and first and second time intervals corresponding to the length of time predetermined control conditions are effective, respectively. In accordance with the signals, the back-control is effective for enabling control conditions of rapid pressure increase, pressure decrease, pressure maintained and gradual pressure increase.

Abstract: A rotating liquid pump, especially a vane cell pump, which is equipped with a disc-shaped rotor which together with a housing encloses at the circumference rotating feed spaces and which is non-rotatably but axially movably retained on a drive shaft by means of a form-locking connection while the disc-shaped rotor is axially fixed between housing walls that abut end-face at the disc-shaped rotor; the form locking connection is thereby subdivided into two separate axial mounting or support areas located as close to the disc-shaped rotor end faces as possible.

Abstract: A brake force booster installation with a mechanical, pneumatic or hydraulic actuating mechanism acting on a servo- and adjusting-unit, which in turn acts on the master cylinder, with filling devices and with control- and shifting-devices; the filling devices and the actuating mechanism are thereby actuated by movement of the brake pedal lever pivotally connected at two connecting points to the piston rods of an actuating piston and of a filling piston while the filling devices and the actuating devices are so arranged separated from one another and are so connected with the control and shifting devices that the brake pedal lever during its idle path is actuated with one lever ratio by holding fast one piston rod and thereupon the working effect is realized by automatically shifting to a different translation ratio.

Abstract: An installation for damping vibrations in the drive connection of vehicles, especially of motor vehicles, with the aid of a vibration damper whose vibrating mass is constructed as annular body and is connected with a driving part of the drive connection by means of an elastic body; the damper thereby serves for damping the torsional vibrations of the drive connection and also the bending vibrations of the drive shaft while the elastic body is delimited, on the one hand, by a cylinder surface and, on the other, by a polygonal surface.

Abstract: An injection valve for internal combustion engines with a valve member forced against its valve seat opposite the injection direction by a spring force and adapted to be lifted off from the valve seat in the injection direction by the hydraulic pressure in the fuel liquid to be injected, and in which the fuel liquid is adapted to be sprayed off in the form of a spray cone; the valve seat is thereby arranged at the end of an electrically conductive tubular spacer member electrically conductively connected with the valve housing and projecting from the valve housing; the outer diameter of the tubular spacer member is thereby considerably smaller than a characteristic valve housing dimension within the area of the connecting place of the spacer member with the valve housing while an annular electrode is arranged at a spacing about the discharge place of the valve which is electrically insulated with respect to the valve housing and the spacer member; the front end edge of the annular electrode, as viewed in the

Abstract: An injection system for a Diesel internal combustion engine which includes an injection pump with injection lines, injection valves with valve needles opening inwardly against spring pressure and leakage oil lines starting from the injection valve; a device consisting of a flow-direction sensor detecting the direction of flow and of a discharge valve is thereby arranged in each injection line, preferably in proximity of the injection valve, which discharges the pump volume of the injection valve resulting at the end of the injection operation into the leakage oil line.

Abstract: A four-cycle reciprocating-piston internal combustion engine having a main combustion chamber connected by a spill port with an unflushed ignition chamber. A fuel injection nozzle and a spark plug are arranged at the ignition chamber at angles with respect to one another. Fuel supply means are also provided at the main combustion chamber for supplying a substantial majority of the fuel consumed by the engine during operation. In order to maximize the effectiveness of the ignition chamber, while minimizing the high peak pressures, the ignition chamber and spill port are constructed so as to have an extensive homogenization of the fuel proportion injected into the ignition chamber. In preferred embodiments, the ratio of the volume of the ignition chamber to the total compression volume of the engine is in the range of 0.10 to 0.30 and the ratio of the volume of the spill port to the total compression volume is in the range of 0.01 to 0.25.

Abstract: A distance-warning system in motor vehicles which is equipped with measuring and evaluating devices for determining the distance of the vehicle with respect to an obstacle disposed in front thereof and for determining the approach velocity to this obstacle; the brake deceleration which is required for avoiding a collision is obtained by means of a computer from the values determined by the measuring and evaluating devices; the brake deceleration thus determined is then reproduced as a desired value indication on a scale having deceleration values marked thereon.

Abstract: A shifting apparatus for the indirect changing of the mechanical brake pedal transmission ratio in case of failure of the servo-assist of a motor vehicle brake force booster system, in which the shifting apparatus can be installed at any suitable place of the motor vehicle as well as in the lines extending between the master brake cylinder and the wheel cylinders; the control piston which is arranged in the shifting apparatus is actuated by the medium put under pressure by the pump of the servo-installation, and undertakes the shifting control of the pressure medium coming from the master cylinder to attain a shifting action in case of failure of the servo-installation.

Abstract: A bumper for motor vehicles with a cross bearer at least indirectly supported at the vehicle frame and constructed essentially as closed hollow profile and with an elastically yielding impact-absorbing profile member essentially U-shaped in cross section which is detachably and form-lockingly secured at the cross bearer on the impact-endangered side thereof; the U-shaped profile is thereby clamped with its leg ends over its entire length between web-like mounting edges extending in the longitudinal direction of the cross bearer, on the one hand, and corresponding lateral web-like mounting edges of a clamping bar also extending in the longitudinal direction and secured to the cross bearer, on the other; the web-like mounting edges of the cross bearer extend at least approximately perpendicularly to the legs of the U-shaped profile member and engage in corresponding longitudinal grooves of the U-shaped profile member provided on the inside of the leg ends; the clamping bar which is constructed as bearer channel

Abstract: A water discharge nozzle, especially for hollow spaces in motor vehicle structures, in which the water discharge opening of the nozzle is surrounded on its side facing the atmosphere by an apron whose interior width and whose height amounts to a multiple of the interior width of the water discharge opening.

Abstract: A control valve for the working pressure or for another pressure in an automatic transmission for vehicles, especially motor vehicles, in which a higher pressure fed in a throttled manner, possibly effective as pre-control pressure of a slide valve, is controlled in the manner of an excess pressure valve; the valve body of this control valve which is constructed as solenoid valve is acted upon by a control magnitude dependent on torque; the armature of the solenoid valve acts in the de-energized condition on the valve closure body with a predetermined force whereby this force is variable upon energization of the coil as a function of torque of the driving engine.

Abstract: A ball joint which includes a ball pin that is connected with a coaxial strut, a bearing part of synthetic material, a ball housing surrounding the bearing part, and a bellows seal, particularly as used with front axles of motor vehicles equipped with a braking support. The ball housing is equipped with abutment surfaces which abut at rubber spring elements having a progressive spring characteristic while the rubber spring elements project from an outer housing which has a spacing on all sides from the ball housing.

Abstract: A fastening arrangement of the inner roof covering of motor vehicles in which the edge area of the roof covering is constructed either U-shaped or L-shaped and is fixed by suspension at a mounting bar secured at the inner roof edge area of the vehicle; the mounting bar is provided with angularly bent flanges for receiving an elastic seal that serves simultaneously as positional retention means of the suspended area of the roof covering.

Abstract: A traffic system, especially a public local passenger traffic system, with self-propelled trackless steerable vehicles travelling on special lanes. Beam reflectors, especially sound reflectors are arranged along the entire length of the lane true to the shape of the road transmitting and receiving apparatus, especially sound echo sounding or radar apparatus, are provided in each vehicle which influence the vehicle steering system to provide an automatic vehicle cross guidance in accordance with the contact-free distance detection of the reflectors.

Abstract: A mounting support for a flat structural part projecting from the outer body of a motor vehicle, such as a firm emblem, a radiator figure, or the like, which is connected with the body by way of a first pivotal connection and a second pivotal connection, whereby the first pivotal connection is provided with a bearing socket open in the direction toward the structural part and with a joint member pivotal about three different axes intersecting at least approximately in a common point forming the pivot center; the second pivotal connection providing only a single degree of freedom of movement connects between the joint member with the structural part whereby the pivot axis of this second pivotal connection is arranged essentially transversely to the driving direction and at least approximately parallel to the outer body panel.

Abstract: A method and apparatus for continuously producing a charge gas mixture for the operation of an internal combustion engine in which liquid hydrocarbons are partially oxidized into a combustible gas mixture within a reactor under insufficiency of air, whereby the liquid hydrocarbons are admixed at a predetermined ratio below the stoichiometric ratio to a first partial air quantity flow which is preheated prior to entry into the reactor, in which additionally the hot gas mixture formed in the reactor is cooled off while giving off at least a considerable part of its heat to the first partial air quantity flow, is mixed with a second partial air quantity flow at least at a stoichiometric approximately constant mixture ratio and is fed to the internal combustion engine; the second partial air quantity flow itself or a quantity flow containing the second partial air quantity flow as a predominant component is continuously measured as regards quantity and the supply of the liquid hydrocarbons is metered as a functio

Abstract: A steering mechanism with time-rate action for vehicles, which includes a first adjusting member having an adjusting path dependent on the wheel deflection angle which is coupled with the steered vehicle wheels, a second adjusting member with an adjusting path dependent on the angle of the steering wheel deflection which is coupled with this steering wheel and a third adjusting member having an adjusting path dependent on the angular velocity of the steering wheel deflection which is coupled with the steering wheel by way of a mechanism producing an adjusting magnitude dependent on the angular velocity of the steering wheel deflection, whereby the second adjusting member is gearingly connected without interposition of any elastic means with the steering wheel as also with the two other adjusting members by way of a summation gear.

Abstract: A fastening arrangement for a handle strip consisting of band-shaped high tensile material at an inner sheet metal wall of a motor vehicle passenger space by a clamping-type fastener, whereby a form-lockingly interengaging connection preventing rotation or twisting of the handle fastening arrangement about the clamping-type fastener is provided between the handle strip end and the sheet metal wall; the protection against rotation or twisting is thereby constructed in the form of a trough-like fastening recess pressed-out in the sheet metal wall, which extends in the longitudinal direction of the handle strip, corresponds approximately to the strip width and has at least approximately parallel side walls; the end of the handle strip serving the fastening purpose is inserted into the recess and is fastened therein.