Patent application number | Description | Published |
20110197579 | Thermostatic working element and method for manufacturing a thermostatic working element - A thermostatic working element has a housing that contains an expansion material, the volume of which is dependent on temperature, and which is used as a means for expelling a working piston. An additive of ground natural graphite is blended with the expansion material. | 08-18-2011 |
20130167815 | LOW PRESSURE VALVE, FOR CONTROLLING EXHAUST GAS RECIRCULATION - A low pressure valve for controlling exhaust gas recirculation in an internal combustion engine for a vehicle includes a housing, which contains a channel section for exhaust gas guidance, and a valve element disposed in the housing to control the exhaust gas passage in the channel section. An actuating drive is mounted on the housing and adjusts the valve element. The actuating drive is formed of an electromagnetic rotary actuator with a drive shaft thereof. The drive shaft is routed in an extended manner out of a rotary actuator housing and is in the form of an actuating shaft. The actuating shaft extends continuously to the housing and protrudes into the housing transversely to the flow direction, engages therein at the valve element in a non-rotatable manner and can be rotationally adjusted about the axis to actuate the valve element. | 07-04-2013 |
20150068626 | VALVE ASSEMBLY - A valve assembly for supplying gas, in particular for supplying air to a fuel cell, includes a valve assembly having at least two individually controllable valves, a common housing, in which the valves are accommodated, including a common inlet and at least one outlet for each valve, wherein the housing is formed of at least two housing parts, wherein the common inlet is formed in a first housing part, said inlet being coupled to one valve in each case, and wherein the valves are accommodated in a second housing part, wherein the two housing parts are sealed with respect to one another by means of assigned joining surfaces, wherein at least one valve seat for a valve is provided at the joining surface of the first housing part, said valve seat being closable with a sealing surface of the valve. | 03-12-2015 |
20150192059 | THERMOSTATIC VALVE FOR CONTROLLING THE TEMPERATURE OF THE COOLANT IN AN INTERNAL COMBUSTION ENGINE - A thermostatic valve for controlling the temperature of the coolant in an internal combustion engine controls the flow of coolant between the internal combustion engine and a heat exchanger. The valve includes an actuation element which functions in a temperature-dependent manner for actuating lift of a main valve and of a bypass valve in a valve housing. The actuation element has a stationary piston supported on a valve housing part. A housing can be displaced relative to the piston and on which the valve members of the main valve and of the bypass valve are arranged. Further provided is a monitoring device for the position of the main valve, which works in a contactless manner and which has at least one sensor element contained in the valve housing part, and at least one associated permanent magnet for generating a magnetic field to which the sensor element is exposed. | 07-09-2015 |
20150226161 | HOT GAS VALVE - A hot gas valve has a housing, in which a gas duct is formed with an inlet and an outlet, and a valve device for controlling the fluid flow through the gas duct. The housing has at least one cooling duct for liquid cooling of the housing, wherein the gas duct is shielded with respect to the housing by means of a thermal shield, which consists of a material which has a greater thermal stability than the material of which the housing consists. The valve device has a closure body situated in the gas duct, which closure body is held on a valve shaft mounted in the housing by means of at least one bearing. The bearing may consists of a material having good thermal conductivity. The valve shaft is sealed by an elastomer shaft sealing ring on the side of the bearing facing away from the gas duct. | 08-13-2015 |
20150240957 | EXHAUST GATE - An exhaust gate, in particular for a heavy-goods vehicle, has a housing, which has an inlet and first and second outlets, on which first and second valve seats are formed, and a valve flap, which can be pivoted between the two valve seats to close the first or second outlet. The housing is formed as a cast part, which connects the inlet and at least the first outlet integrally to each other. The valve flap has a larger cross section than the inlet and the first and second valve seats. | 08-27-2015 |
Patent application number | Description | Published |
20090133485 | Device for Uncovering an Opening in a Housing Part of a Steering Gear - A device for exposing an opening in a housing part of a steering gear in a vehicle steering system has a closure element that closes the opening and a component that, when it comes into contact with a liquid, changes at least one of its properties such that, after the component cooperates with the closure element, the closure element exposes the opening. | 05-28-2009 |
20110278089 | Steering gear - Disclosed is a steering gear for a power steering system of a vehicle, comprising a component that is mounted axially displaceably in a housing of the steering gear, a tie rod fixed in an articulated manner on at least one axial end of the component by way of a joint, wherein a rotational center of the joint is disposed on a radially directed adapter part laterally offset with respect to a central longitudinal axis of the axially displaceable component, and the adapter part is fixed to the axially displaceable component by way of a shaft-hub connection, which is fastened on the axial end of the axially displaceable component using a nut on an external thread so as to provide a steering gear that has a high-strength, play-free connection between the axially displaceable component thereof and the adapter part, and which is easy to produce, the shaft-hub connection being formed by a play-free, conical serrated connection. | 11-17-2011 |
20110297472 | Device for pressing on a gear rack - A device for pressing a steering rack onto a pinion engaged with the steering rack, in particular for a steering system of a motor vehicle, comprises a pressure piece which can be loaded in the direction of the steering rack and is displaceably guided in a housing and an adjustment unit for compensating for play occurring in the steering system. A spring washer is disposed between the adjustment unit and the pressure piece, wherein the adjustment unit comprises a projection and the pressure piece comprises a recess, or the pressure piece comprises a projection and the adjustment unit comprises a recess, in the region of the spring washer. | 12-08-2011 |
20120186378 | Device for pressing a transfer element - Described is a device for pressing a first transmission element onto a second transmission element engaging with the first transmission element, in particular for a steering system of a motor vehicle, comprising a pressure piece which can be loaded in the direction of the first transmission element and is displaceably guided in a housing. The devices known from the prior art can cause undesirable noise during driving operations. The device according to the invention thus comprises an adjustment unit for minimizing play occurring between the first transmission element and the second transmission element. | 07-26-2012 |
20130068048 | DEVICE FOR PRESSING ON A RACK - A device for pressing a rack onto a pinion engaging the rack, more particularly for a steering system of a motor vehicle, comprises a pressure piece which is slidably guided in a housing and which is loaded in the direction of the rack, and an adjusting device. Devices made of metal are known from the prior art, which, however, generate excessive noise emissions during operation. Therefore, the pressure piece is made of plastic and the adjusting device is made of metal and/or plastic. | 03-21-2013 |
20130091979 | DEVICE FOR PRESSING A TOOTHED RACK - A device for pressing a rack onto a pinion engaged with the rack, for a steering system of a motor vehicle, is equipped with a pressure piece, which can be loaded in the direction of the rack by way of a compression spring and is displaceably guided in a housing, and with an adjusting device for compensating play that occurs in the steering system. A spring washer is disposed between the adjusting device and the pressure piece, wherein the adjusting device has shoulder and the pressure piece has a recess or the pressure piece has a shoulder and the adjusting device has a recess in the region of the spring washer. The adjusting device further comprises two adjusting disks which are rotatable relative to one another and beat against one another at contact surfaces, and the contact surfaces have at least two beveled edges. The complete adjusting device is preinstalled as an assembly unit comprising the pressure piece, the spring washer, and the compression spring with the use of a spring pin. | 04-18-2013 |
20150291209 | POWER STEERING COMPONENT FOR MOTOR VEHICLES WITH REVERSIBLE PUMP - A steering gear component for a vehicle, comprising: a worm, which is mounted so as to be rotatably and axially non-displace able, wherein the worm has a ball screw for receiving a row of balls, and a ball nut, which is drivingly connected to the worm by way of the row of balls, and wherein the ball nut acts as a piston of a cylinder for steering force assistance, wherein a signal transmitter for a sensing element is arranged on the steering spindle and the sensing element is arranged on the worm, or wherein the sensing element is arranged on the steering spindle and the signal transmitter for the sensing element is arranged on the worm. | 10-15-2015 |