Patents Assigned to Daimler
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Patent number: 4388911Abstract: An apparatus for producing a defined fuel vapor-air mixture for engines with an intake manifold. The apparatus including a float chamber and a vaporizing chamber accommodating a heated vaporizer surface. The intake manifold is provided with a first fixed restrictor or nozzle and a liquid space of the float chamber and a liquid space of the vaporizing chamber are connected with each other by a conduit. A gas space of the float chamber, as seen in a flow direction upstream of the first restrictor or nozzle, and a gas space of the vaporizing chamber as seen in a flow direction downstream of the restrictor or nozzle, are respectively connected to the intake manifold by means of conduits. A conduit from the gas space of the vaporizing chamber into the intake manifold is provided with a second fixed restrictor or nozzle causing a pressure drop of about 85%-99.99% of the first restrictor or nozzle.Type: GrantFiled: December 15, 1980Date of Patent: June 21, 1983Assignee: Daimler-Benz AktiengesellschaftInventor: Klaus Lindenmaier
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Patent number: 4388053Abstract: A fuel feed pump arrangement which includes a housing serving for accommodating both an electric motor and a feed pump system coupled to the electric motor. A diaphragm is provided in the housing with the diaphragm maintaining a system pressure for a predetermined period of time after the drive motor of the pump system has been turned off.Type: GrantFiled: February 9, 1981Date of Patent: June 14, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Gunter Bartel, Eckhard Patz, Karl Koch, Georg Stern, Manfred Stotz, Adolf Triffterer
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Patent number: 4385726Abstract: A method of preheating vehicles equipped with internal combustion engines involves the utilization of the heat released when hydrogen is combined with a high-temperature hydride-forming material contained within a high-temperature reservoir. The high-temperature reservoir contains a sufficient quantity of low-temperature reservoir hydride-forming material that when hydrogen is added from a low-temperature reservoir to the high-temperature reservoir, the quantity of heat which is initially released by the low-temperature hydride-forming material is sufficient to raise the high-temperature reservoir hydride-forming material also contained in the high-temperature reservoir to the reaction temperatures required for absorption of hydrogen and the release of heat.Type: GrantFiled: May 16, 1980Date of Patent: May 31, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Otto Bernauer, Helmut Buchner
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Patent number: 4384556Abstract: A multicylinder, especially six or eight cylinder internal combustion engine, which includes a valve shut off and a cam shaft on which is arranged a hollow shaft. The hollow shaft includes cams and is non-rotatably supported on the cam shaft. The hollow shaft is adapted to be connected with transmitting elements operating the valves of the respective cylinders which may be shut off. A connection to the transmitting elements between the cams of the hollow shaft and the transmission elements is eliminated by an axial displacement of the hollow shaft.Type: GrantFiled: May 18, 1981Date of Patent: May 24, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Rolf Ohlendorf, Horst Graf
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Patent number: 4382553Abstract: A fuel injection nozzle for air-compressing internal combustion engines, especially a throttle-pin nozzle wherein a nozzle needle, urged against a conical valve seat by a compressing spring, is lifted with respect to the compression spring by a feed pressure in the fuel. A device is provided for rotating the nozzle needle about its longitudinal axis. The device for effecting rotation is arranged between the nozzle needle and a spring disk and is fashioned in such a way and controlled by a stroke motion of the nozzle needle in such a manner that the nozzle needle, during each closing stroke, is further rotated stepwise in one direction by a specific peripheral angle.Type: GrantFiled: March 11, 1981Date of Patent: May 10, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Frank Thoma, Kurt Oblander
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Patent number: 4380341Abstract: A slip ring arrangement for steering wheels of motor vehicles, with the slip ring arrangement being adapted to not only supply power to a signal horn of the motor vehicle but also to a gas generating unit for an inflatable air bag installation. The slip ring arrangement is sealed with respect to a passenger compartment of the motor vehicle by a contact sealing system in the form of a labyrinth seal.Type: GrantFiled: March 8, 1982Date of Patent: April 19, 1983Assignee: Daimler-Benz A.G.Inventors: Heinz Waldschutz, Franz Rauner, Helmut Patzelt
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Patent number: 4378257Abstract: A process for the temporary shutdown of continuous-discharge carburizing plants wherein a plurality of metallic components to be hardened are conveyed on a conveyor means in succession through a heating-up zone; a carburizing zone; a pearlitizing zone, if present; and a hardening zone, each zone having an operating gas atmosphere, involves the following steps:(a) clearing the hardening zone of carburized metallic component products;(b) stopping the conveyor means, lowering the temperature in the heating-up, carburizing, and hardening zones to 600.degree.-800.degree. C., and replacing the operating gas atmosphere in each zone by an inert gas atmosphere for the temporary period of shutdown;(c) bringing, after termination of the shutdown period, the heating-up, carburizing, and hardening zones to a predetermined temperature of 850.degree.-880.degree. C.Type: GrantFiled: May 11, 1981Date of Patent: March 29, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Karl Ritzka, Karl Hertweck
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Patent number: 4377992Abstract: An internal combustion engine provided with a mass balance unit of the second order. The mass balance unit includes two balancing shafts with each of the balancing shafts being provided with balancing weights. The balancing shafts are arranged on respective sides of the crankshaft of the engine and extend in parallel thereto. The balancing shafts are driven with a chain by a sprocket wheel seated on the crankshaft with one of the shafts being directly driven for rotation in the direction of rotation of the crankshaft and the other rotating, through the interposition of a pair of gear wheels, in a direction in opposition to the direction of rotation of the crankshaft. The directly driven balancing shaft with sprocket wheel is mounted on an inside of the lid covering an opening of the crankcase of the engine. The other balancing shaft is supported on a bearing cover for the crankshaft and the driving is effected from a sprocket wheel attached to a crank web of the crankshaft.Type: GrantFiled: August 22, 1980Date of Patent: March 29, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Karl Zeilinger, Reiner Bachschmid
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Patent number: 4377068Abstract: A stator construction for hydrodynamic torque converters with the stator construction including a plurality of stator blades fixedly arranged on a supporting hub. A supporting hub is adapted to be non-rotatably fixed in a reactionary direction of rotation of the torque converter. At least one additional stator blade is arranged between two neighboring fixed stator blades and guided movably on the supporting hub along a path of revolution concentric to the wheel axis between a central partial load position and a clutch position in the proximity of one of the fixed stator blades lying at the rear with respect to the reactionary direction of rotation.Type: GrantFiled: February 15, 1980Date of Patent: March 22, 1983Assignee: Daimler-Benz AktiengesellschaftInventor: Andreas Braatz
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Patent number: 4377135Abstract: An arrangement for supplying an additive to a fuel-injected air compressing internal combustion engine. The arrangement includes a feeding device arranged at an inlet or intake of the internal combustion engine and a load and/or speed dependent metering device is provided which controls the supply of the additive to the feeding device.Type: GrantFiled: November 3, 1980Date of Patent: March 22, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Jorg Abthoff, Hans-Dieter Schuster, Hans-Joachim Langer, Marijan Laszlo
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Patent number: 4377147Abstract: An internal combustion engine driven by a gaseous fuel, with quantity regulation in a lower load range and quality regulation in an upper load range. A gas pressure regulator is provided for controlling a gas flow to an air-gas mixer, with a throttle valve actuatable by an accelerator pedal being arranged in an intake line downstream of the air-gas mixer, whereby the gas pressure regulator is movable in a closing direction through a control line, by a diaphragm by vacuum prevailing in the intake line in a vicinity of the throttle valve. A control valve, influenced by the accelerator in the quality control range, is disposed in a control line. The control line branches off the intake line upstream of the throttle valve or off the air-gas mixer. A throughput or through-flow cross section in the control valve decreases with increasing loads in a direct relationship to a position of the accelerator until the control valve closes at full load.Type: GrantFiled: September 8, 1981Date of Patent: March 22, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Horst Bergmann, Hans Pracht, Klaus-Dieter Holloh
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Patent number: 4376492Abstract: A tank closure mechanism, especially for a fuel tank of an automotive vehicle, with a locking tube pertaining to the cap proper and including a pressure plate and a gasket. The locking tube is rotatable by rotating the cap housing during locking operation of the cap by a latch of a lock cylinder but remains stationary after an unlocking during a rotation of the cap housing. A clamping ring exerting a tightening clamp is rotatable together with the locking tube. A compression spring of a bayonet catch presses against the clamping ring with the spring being supported on the cap and the pressure plate. The locking tube and pressure plate are fashioned so as to be bi-partite and the pressure plate extends over the locking tube with a sliding fit or the like.Type: GrantFiled: July 25, 1980Date of Patent: March 15, 1983Assignee: Daimler-Benz A.G.Inventors: Gunter Bartel, Horst Fiedler, Manfred Stotz, Einhard Kleinschmit
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Patent number: 4375274Abstract: A choke pin nozzle for diesel engines in which the choke pin is arranged on a nozzle needle. The nozzle needle is axially guided in a fitted bore in a nozzle body and is braced, through a separate spring plate, on a helicoidal compression spring disposed in a spring chamber or cavity of the nozzle. The spring plate is formed as a component of an intermediate piston which is connected on the nozzle side and guided axially with a seal in a portion of the nozzle. An escape or discharge bore is provided in the intermediate nozzle with the bore opening into the spring cavity. The piston is of a smaller diameter than the nozzle needle. The intermediate piston includes a bearing face which is cooperable with an upper sealing surface of the nozzle needle. A guide bore of the intermediate piston is widened in a stroke zone of the bearing face at least to a diameter of the fitted bore in which the nozzle needle is axially guided.Type: GrantFiled: July 28, 1980Date of Patent: March 1, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Frank Thoma, Kurt Oblander
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Patent number: 4373751Abstract: An exhaust adapter for exhaust gas measurements which can be attached to the tail pipe of an exhaust unit and to which can be connected a hose leading to the analyzing measuring system. Two pipes, one telescoped into the other, are provided for attachment to a tail pipe. An elastic sealing ring is arranged between the end edge of the inner pipe and a drawn-in collar of the outer pipe. The outer pipe may be restrained with respect to the inner pipe for a gastight seal on the tail pipe by the measure of a compression of the sealing ring.Type: GrantFiled: May 15, 1980Date of Patent: February 15, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Karl Schober, Fritz Groll
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Patent number: 4373741Abstract: A fork head for a motorcycle comprises an integral, pressure diecast body formed with two sockets for receiving respective fork blades, an upper and a lower cross-piece interconnecting the sockets, a centrally arranged bearing sleeve for receiving an upstanding pin carried by the frame of the motorcycle, lateral walls extending obliquely between the bearing sleeve and the sockets, and at least one bearing surface for conforming engagement by at least one accessory including a trim covering a front portion of the fork head above the bearing sleeve and the sockets.Type: GrantFiled: April 28, 1980Date of Patent: February 15, 1983Assignee: Steyr-Daimler-Puch AktiengesellschaftInventors: Peter Resele, Manfred Haslinger
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Patent number: 4373337Abstract: An internal combustion engine with spark ignition having an exhaust gas turbocharger. Supercharger air from the turbocharger is conveyed through a charger air line or pipe to an intake manifold of the internal combustion engine. A throttle valve is provided for the power control of the engine in a path of the supercharger air, especially at an inlet to the intake manifold. A bypass air line or pipe is connected to the charger air line or pipe, with the bypass air line extending to a position upstream of the turbocharger. A further throttle valve is arranged at the bypass air line with both throttle valves being mechanically connected with each other in such a manner that one throttle valve closes when the other throttle valve opens, and vice versa.Type: GrantFiled: August 18, 1980Date of Patent: February 15, 1983Assignee: Daimler-Benz A.G.Inventor: Wolfgang Widmann
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Patent number: 4372179Abstract: A reciprocating-piston drive mechanism comprises a reciprocating-piston assembly defining a spherical socket and including a piston body. A connecting rod is arranged for pivoting movement in a plane and has a ball head fitted in the spherical socket. A coupling between the ball head and the piston assembly is arranged to transform the pivoting movement of the connecting rod and ball head into a reciprocating rotation of the piston body about its axis. The coupling includes a first coupling member attached to, and non-rotatable relative to, the piston body, and a second coupling member attached to, and carried by, the ball head, the second coupling member engaging the first coupling member.Type: GrantFiled: July 18, 1979Date of Patent: February 8, 1983Assignee: Steyr-Daimler-Puch AktiengesellschaftInventors: Anton Dolenc, Tomas Visek
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Patent number: 4371125Abstract: A belt strap windup device for eliminating a belt slack of a safety belt system of a motor vehicle upon the motor vehicle exceeding a predetermined vehicle deceleration. The windup device includes a belt roll-up mechanism, a shaft which is constantly acted upon by a retractor, and a windup reel to which the belt is mounted. A pulley is coupled with the shaft at least upon the predetermined deceleration of the vehicle, and an electrically ignitible propellant charge is arranged centrally with respect to the shaft, with the charge being adapted to act upon a driving fluid after an ignition thereof so as to operate the pulley so as to eliminate the slack in the belt. A belt strap mounting recess is provided in an interior of the shaft with a longitudinally aligned belt passage slot and with an insert opening lying at the end face of the shaft. The shaft includes a number of annularly arranged axially aligned ducts filled with the driving fluid, with the ducts terminating at an end face of the shaft.Type: GrantFiled: November 17, 1980Date of Patent: February 1, 1983Assignee: Daimler-Benz A.G.Inventors: Rudolf Andres, Helmut Grantz
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Patent number: 4371312Abstract: A bucket for an adjustable turbine guide baffle system for gas turbines is formed of an alloy material comprised of a dispersion-strengthened Fe-Cr-Al alloy containing 64.5-75.5% by weight of Fe, 15-25% by weight of Cr, 3-8% by weight of Al, 0.1-1% by weight of Ti, 0-3% by weight of Co, 0.1% by weight of Y or Ce, and 0.1-1.5% by weight of yttrium oxide or aluminum oxide. The bucket has a shank which is under friction stress in the guide baffle system and which is coated with a layer of slip-providing material that contains 90-100% by weight of nickel oxide and 0-10% by weight of one or more oxides of chromium, aluminum, zirconium, titanium, iron, manganese, or magnesium.Type: GrantFiled: March 30, 1981Date of Patent: February 1, 1983Assignee: Daimler-Benz AktiengesellschaftInventor: Eggert Tank
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Patent number: 4370965Abstract: An ingnition distributor for an internal combustion engine, more particularly, for a motor vehicle internal combustion engine having an electronic ignition system driven by a distributor shaft which, in turn, is driven by the engine and having a device for changing a phase relationship between the distributor shaft and a distributor rotor. A control disk is rotatably mounted on the distributor shaft and is rigidly coupled with the distributor rotor. The rotation of the distributor shaft is capable of being transmitted to the control disk by means of at least one spring. An electromagnet is provided between the two poles of which the control disk is rotated, with the electromagnet forming with the control disk an anti-current brake. An electronic phase control is provided for regulating an excitation current of the electromagnet in accordance with a difference between the actual and set value of the phase displacement in dependence upon operating parameters of the internal combustion engine.Type: GrantFiled: April 27, 1981Date of Patent: February 1, 1983Assignee: Daimler-Benz AktiengesellschaftInventors: Horst Grossner, Detlef Kaminski, Paul Schwerdt