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| Number | Title | Issue Date |
| 4829962 | Procedure for determining optimum ingnition times with regard to engine operation A method and system for determining optimum ignition times with regard to engine operation in which the engine is commanded, at regular, short-time intervals, to operate under conditions which cause knocking in order to be able to sense the knock limit. T... | 05/16/1989 |
| 4619466 | Wheel suspension A wheel suspension, especially a front wheel suspension for motor vehicles, in which the wheel carriers of mutually oppositely disposed wheels are connected each with a guide member, especially with a cross guide member which is pivotally connected at the... | 10/28/1986 |
| 4615203 | Coining press A one-armed ejection lever of a coining press is adapted to be controlled in one end section directly by the coining ram by way of a connecting rod and in the other end section by an operating piston-cylinder unit. The center portion of the ejection lever... | 10/07/1986 |
| 4614150 | Built-up piston A built-up piston in which the piston top (11) and piston bottom part (13) are clamped together by two necked-down bolts (15) by means of nuts (16). The nuts include an extension (21) having an external thread (22), by means of which they are screwed into... | 09/30/1986 |
| 4608501 | Tripping apparatus for an occupant protection apparatus in vehicles Tripping apparatus in vehicles for an occupant protection apparatus in impact restraining systems is provided with a test circuit which permits a testing of the evaluation circuit and of the switching stage of the tripping apparatus by means of an alterna... | 08/26/1986 |
| 4607557 | Punch A punch which includes a notching tool and a separating which are adapted to punch at least one notch and a separating gap in each effective working stroke of the punch. A separating tool is formed by at least two independently disposed separating punches... | 08/26/1986 |
| 4604915 | Drive system for a rotary-, pivot-, and propelling-drive of a vehicle especially of an excavating machine A drive system for a rotary-, pivot- and propelling-drive of a vehicle especially for an excavating machine with a planetary gear transmission and a brake installation that includes a brake disk with brake surfaces which are arranged between brake lamella... | 08/12/1986 |
| 4601190 | Drawing installation in a press With workpieces to be drawn, especially large-area body parts or sinks, the possibilities of tearing the walls, respectively, undulated surface structure exists within the area of the corner formation. The present invention is therefore predicated on the ... | 07/22/1986 |
| 4601510 | Front body structure for motor vehicle A front body structure for motor vehicles, with an end wall and with an equipment space which is arranged in front of the end wall in the engine space and is partitioned off from the latter and which is covered at the top by an engine hood, there being in... | 07/22/1986 |
| 4600237 | Switch for a sliding-lifting-roof of a motor vehicle A switch with a control element for a sliding-lifting-roof remotely actuated by an auxiliary force and installed into a vehicle roof, whereby the control element symbolically corresponds approximately to the shapes of the sliding-lifting-roof and is arran... | 07/15/1986 |
| 4598672 | Apparatus for stabilizing the position of a yoke in an internal combustion engine An internal combustion engine has means for stabilizing the position of a yoke and piston during the reciprocating movement. A pressure source transmits a force to one side of yoke to maintain the yoke in constant contact with a bearing surface on the wal... | 07/08/1986 |
| 4598604 | Steering device for motor vehicles, adjustable along its longitudinal axis A steering device for motor vehicles, which is adjustable along its longitudinal axis and whose steering column can be telescopically extended and retracted by means of a drive device, the steering column jacket being designed in several parts, one steeri... | 07/08/1986 |
| 4598814 | Retarding conveyor for cargo with outward-transfer station The invention relates to a retarding conveyor for cargo with an outward-transfer station at one location at least, with a sectionally subdivided, drivable conveying apparatus carrying the pieces of cargo, each section being drivable by an intermediate rol... | 07/08/1986 |
| 4597336 | Active switch An active switch for the intersection region of tracks for mechanically transversely or laterally guided vehicles having support wheels without flanges; the switch which is adapted to be forced open by the vehicle and includes only a single adjustable swi... | 07/01/1986 |
| 4596192 | Universal vehicle system for the public local traffic A vehicle system for local public passenger transportation, in which a number of vehicle components are used to realize a vehicle system according to a building-block system. The vehicle components are so constructed that they can be assembled into vehicl... | 06/24/1986 |
| 4594917 | Crank assembly for an internal combustion engine A crank drive for an internal combustion engine whose crankshaft is connected with a flywheel, for purposes of minimizing the vibrations of the crank assembly, the vibrating mass of the flywheel is smaller in the crank plane of the crankshaft than in the ... | 06/17/1986 |
| 4593662 | Valve control of a supercharged four-cycle internal combustion engine An air flow in the combustion space which swirls or rotates about the cylinder longitudinal axis is produced for the fine distribution of the fuel by a correspondingly constructed inlet channel controlled by two inlet valves in a supercharged four-cycle i... | 06/10/1986 |
| 4592571 | Roll bar for a motor vehicle To prevent the possibility of the upper extremities of a strapped-in passenger in a convertible vehicle from going beyond the extension of the tiltable roll bar in the event that the vehicle turns over, despite the fact that the roll bar is erected, the l... | 06/03/1986 |
| 4591202 | Front assembly for motor vehicles A front assembly for motor vehicles, with a cross-member extending underneath a windshield and with an end wall which adjoins the cross-member at the bottom and in front of which is located, on the same side as the engine space, an equipment space which i... | 05/27/1986 |
| 4591137 | Protective covering for the piston of a telescoping spring element A protective covering for the piston rod of a telescoping spring element which includes a gas pressure cylinder and a piston rod. For protecting the piston rod during painting of the motor vehicle, the gas pressure cylinder is surrounded with a protective... | 05/27/1986 |
| 4591784 | Examination procedure for the spatial change of an object with respect to its initial condition Technical functional components variable relatively to a starting position are examined by comparing an image of the component, produced by relative motion with respect to sensor means, with a corresponding earlier, stored image, and by triggering a warni... | 05/27/1986 |
| 4589677 | Suspension for a rigid axle for vehicles A suspension for a rigid axle of vehicles which includes an axle body extending transversely to the driving direction, at the two ends of which is supported one wheel each. The axle body is connected with the vehicle body by way of two lateral longitudina... | 05/20/1986 |
| 4589680 | Installation for displacing a belt band An installation for the displacement of a belt band, i.e., a safety belt in a vehicle, into a position favorable for being seized by the passenger, in which a vehicle lateral wall, especially a vehicle door, includes a guide rail in which a guide element ... | 05/20/1986 |
| 4584980 | Electrically operated valve Electrically operated valve for liquid or gaseous media, suitable for internal combustion engines, possessing an electrically-activated actuating element with a short actuating displacement, this actuating element acting on a control valve, and possessing... | 04/29/1986 |
| 4584972 | Dynamic compression internal combustion engine with yoke having an offset arcuate slot An internal combustion engine has a cylinder with a first axis, a piston housing therein and connected to a yoke housing having a sliding block within a slot in the yoke which slot is curved about a center of curvature with the concave side of the slot fa... | 04/29/1986 |
| 4583638 | Pressure-tight vessel for the storage of hydrogen in a metal matrix body A pressure-tight vessel for the storage of hydrogen in a metal matrix body and in which a matrix body is arranged in a tube preferably made of aluminum, the outside diameter of the matrix body before activation is less than the inside diameter of the vess... | 04/22/1986 |
| 4583424 | Limited slip differential with locking clutch operated by an external actuator of the axial piston-cylinder type A limited slip differential comprises a differential gear housing in which a differential bevel gear is mounted and which has a journal supported by a rolling contact bearing arrangement in a bearing opening of an axle casing. A locking clutch which opera... | 04/22/1986 |
| 4580668 | Lock-up clutch with a front-mounted piston damper module for a hydrodynamic flow unit In a lock-up clutch, an annular piston has a clutch friction disc connected to the annular piston and a seal hub, which is connected to the annular piston and rotatably slipped over a counterseal hub. A damper using a spring and a damper supplying frictio... | 04/08/1986 |
| 4580674 | Control arrangement for the actuating pressure applied to a clutch and/or brake of a mechanical press A control arrangement for a clutch and/or brake of a press, with the control arrangement including at least one of a clutch cylinder piston unit and a brake cylinder piston unit which opposes braking forces until a desired rotational speed is reached. The... | 04/08/1986 |
| 4577595 | Piston for a reciprocating piston internal combustion engine A piston for a reciprocating piston internal combustion engine, in which the piston top (11) is secured to the wrist pin (14) by way of two support bearings (18) independent of the piston skirt (12). The piston ring carrier (16) connected with the piston ... | 03/25/1986 |
| 4575110 | Device for damping oscillations of a trailer The invention relates to a device for damping pendulum oscillations of a trailer hitched to a coupling of a motor vehicle. For this purpose, the coupling at the rear of the motor vehicle is horizontally adjustable at right angles to the longitudinal axis ... | 03/11/1986 |
| 4573966 | Method and apparatus for removing and/or enlarging constricted areas in vessels conducting body fluids An apparatus and method for comminuting and/or eliminating constricted areas in vessels of all types whereby fissures and cracks in the vessel walls during the treatment of stenosis in blood vessels and also coronary obstruction are to be avoided. A treat... | 03/04/1986 |
| 4573952 | Tensioning device with a control mechanism for the tension of a belt A belt tensioning installation with a control device for the belt tension, which serves to monitor the tension of a belt, especially of a toothed belt, in order to prevent the relative position between driving and driven toothed belt pulley as a result of... | 03/04/1986 |
| 4572619 | Electrically dimmable rear-view mirror for motor vehicles An electrically dimmable rear-view mirror for motor vehicles of simple and robust construction, suitable for use as an outside mirror or as an interior mirror possessing a transmission layer which is composed of a PLZT ceramic, on which a linear birefring... | 02/25/1986 |
| 4572353 | Reversible stow conveyor track A reversible conveyor wherein transmission of power is effected by a driving source to the conveyor, the conveyor being divided into two sections, wherein intermediate rollers are thrown from a drive position to a neutral position by a unit-load-controlle... | 02/25/1986 |
| 4570334 | Apparatus for adjusting the valve control of a reciprocating piston internal combustion engine An apparatus for the adjustment of the valve control of a reciprocating piston internal combustion engine with a cam shaft driven from the crankshaft by an endless, flexible transmission member, in which the cam shaft and a valve control adjustment device... | 02/18/1986 |
| 4569319 | Air-compressing injection internal combustion engine, especially for passenger motor vehicles An air-compressing fuel injected internal combustion engine which includes a fuel injection pump for supplying predetermined quantities of fuel to the engine in response to a positioning of a control rod. A load lever is operatively connected with an acce... | 02/11/1986 |
| 4567460 | Testing device apparatus and method for tire pressure of automotive vehicle wheels In a testing apparatus and method for the tire pressure of automotive vehicle wheels, individual testing units for each wheel are arranged outside of the wheels at their suspension members. Only a single wheel is provided with an additional calibrating me... | 01/28/1986 |
| 4566413 | Mixture-compression internal combustion engine A mixture-compression internal combustion engine has an auxiliary chamber opening into the combustion space via an injection duct, to which is allocated an ignition unit. In order to provide secure, rapid and large volume ignition of the fuel/air mixture,... | 01/28/1986 |
| 4566522 | Hot chamber die casting machine A hot chamber die casting machine for a processing of molten metals. The die casting machine includes a frame having a slanted surface for accommodating a closing unit. The closing unit is operable from a crosshead by way of a toggle lever mechanism and i... | 01/28/1986 |
