Patent application number | Description | Published |
20120046139 | Pressure Oil Lubrication of the Gear Wheels of a Planetary Gear Set - A planetary gear set with a planet stage revolving in a gear set housing has a planet carrier which is connected in particular to a rotor and has planet web cheeks which are connected to one another by means of webs, and a plurality of planet gears which are mounted in planet gear bearings, which are connected to the planet carrier, and are in engagement on one side with a sun gear and on the other side with a ring gear. The gear set housing is provided with an oil supply channel which is connected to at least one oil-guiding channel in the planet carrier. The lubrication of the meshing engagements is facilitated in the planetary gear set by providing dry sump lubrication. This is achieved in that at least one channel connected to the oil-guiding channel is embedded in each web, said channel being aligned with the meshing engagements between sun gear and planet gear and/or planet gear and ring gear. | 02-23-2012 |
20130337969 | WIND POWER PLANT, HAVING COUPLING MEANS ARRANGED BETWEEN THE PLANETARY TRANSMISSION AND THE GENERATOR FOR THE PURPOSE OF COMPENSATING AXIAL, RADIAL AND ANGULAR MISALIGNMENT - A wind power plant has a rotor, an integrated medium-speed electric generator, and a planetary transmission. The planetary transmission is arranged to convert a slow rotary motion of the rotor into a rapid rotary motion to operate the generator. The planetary transmission includes a transmission input shaft connected indirectly to the rotor and includes a transmission output shaft connected to the generator indirectly via a generator shaft. A coupling mechanism is arranged between the generator shaft and the planetary transmission to compensate axial, radial and angular misalignment. | 12-19-2013 |
20150176679 | Planetary Gear Mechanism with Adjustable Ring Gear - A planetary gear mechanism, in particular for wind power plants, includes at least one planetary gear stage that has two power-split planetary stages connected in parallel. At least one of the two planetary stages includes a ring gear which is operatively connected to a housing. At least three planetary gear wheels are arranged on an inner circumferential face of the ring gear. The ring gear is flexible in the radial direction and is configured to be adjustable in order to compensate load between the at least three planetary gear wheels and the ring gear. | 06-25-2015 |
Patent application number | Description | Published |
20110063145 | Multiturn Rotary Encoder and Method of Operating a Multiturn Rotary Encoder - A multiturn rotary encoder includes: a single-turn unit, including a code carrier and a single-turn evaluation unit for processing single-turn position signals to form a single-turn code word; a first multiturn unit, including at least one first multiturn code carrier and a first multiturn evaluation unit for processing first multiturn position signals to form a first multiturn code word that indicates the number of revolutions covered by input shaft; and a second multiturn unit, including at least one second multiturn code carrier and a second multiturn evaluation unit for processing second multiturn position signals to form a second multiturn code word that likewise indicates the number of revolutions covered by the input shaft. The functioning of the multiturn units is ascertainable by the multiturn code words generated independently of each other. | 03-17-2011 |
20110116501 | DEVICE AND METHOD FOR SERIAL DATA TRANSMISSION BETWEEN A POSITION-MEASURING DEVICE AND A CONTROL UNIT - In a device and a method for serial data transmission between a position-measuring device and a control unit, made up of an interface unit on the control side and an interface unit on the measuring-device side, which are connected to each other for the transmission of serial data packets with the aid of a bidirectional data channel, the interface unit on the control side includes a control-side transmitter unit for transmitting serial data packets via the data channel to a measuring-device-side receiver unit disposed in the interface unit on the measuring-device side. The interface unit on the measuring-device side includes a measuring-device-side transmitter unit for transmitting serial data packets via the data channel to a control-side receiver unit disposed in the interface unit on the control side. Data packets transmitted by the control-side transmitter unit include a clock sequence at the beginning, from whose time characteristic it is possible to derive the frequency of a control-side transmitter clock signal underlying the transmission. The receiver unit on the measuring-device side includes a measuring-device-side clock-recognition unit which evaluates the clock sequence and, in order to read in control-side output data included in the data packet, generates a measuring-device-side receiver clock signal, whose frequency corresponds to a great extent to that of the transmitter clock signal on the control side. | 05-19-2011 |
20130030756 | METHOD AND APPARATUS FOR ANGLE MEASUREMENT - An apparatus for angle measurement that includes a graduation carrier with a code track disposed concentrically to a center point of the graduation carrier. The apparatus includes a first scanning unit having a first interface and a second scanning unit having a second interface, wherein the first and second scanning units ascertain angle values of the graduation carrier by scanning the code track. The apparatus further includes a control unit having: 1) a device interface that is in communication with a follower electronics unit, 2) a control unit interface that is in communication with the first and second interfaces and 3) a processing unit. By which the processing unit, angle values of the first and second scanning units can be requested and processed into a corrected angle value, and the corrected angle value can be transmitted to the follower electronics unit via the device interface. | 01-31-2013 |
20130207666 | Position-Measuring Device - A position-measuring device for determining the position of two objects movable relative to each other, which during operation, generates data in the form of measured position values, and which is to be connected to a processing unit via a data-transmission channel in order to transmit data, the position-measuring device being able to be connected to the processing unit via a first pair of lines, or alternatively, via a first pair of lines and at least one further pair of lines. The position-measuring device is assigned a detection unit with which the presence or non-presence of at least one further pair of lines is detectable, when the position-measuring device is connected to the processing unit via the data-transmission channel. | 08-15-2013 |
20130265000 | Device and Method for Transmitting Energy and Data Between a Control Unit and a Position-Measuring Device - In a device and a method for transmitting energy and data between a control unit and a position-measuring device via a line pair, the energy transmission takes place in a charge mode and the data transmission takes place in a communication mode, and an energy storage device is provided in the position-measuring device, which is able to be charged in the charge mode via the line pair, and which is able to supply energy to the position-measuring device in the communication mode, and a charge unit and a switching device are provided in the control unit. The switching unit is adapted to the charge unit to the line pair in two-pole manner. | 10-10-2013 |
Patent application number | Description | Published |
20140027848 | Lateral Semiconductor Device and Manufacturing Method Therefor - A method produces a semiconductor device including a semiconductor body, an electrode thereon, and an insulating structure insulating the electrode from the semiconductor body. The semiconductor body includes a first contact region of a first conductivity type, a body region of a second conductivity type, a drift region of the first conductivity type, and a second contact region having a higher maximum doping concentration than the drift region. The insulating structure includes a gate dielectric portion forming a first horizontal interface. with the drift region and has a first maximum vertical extension A field dielectric portion forms with the drift region second and third horizontal interfaces arranged below the main surface. A second maximum vertical extension of the field dielectric portion is larger than the first maximum vertical extension. A third maximum vertical extension of the field dielectric portion is larger than the second maximum vertical extension. | 01-30-2014 |
20140159154 | Semiconductor Device with an Insulating Structure for Insulating an Electrode from a Semiconductor Body - A semiconductor device includes an electrode arranged on a main surface of a semiconductor body and an insulating structure insulating the electrode from the semiconductor body. The insulating structure includes in a vertical cross-section a gate dielectric portion forming a first horizontal interface at least with a drift region of the device and having a first maximum vertical extension between the first horizontal interface and the electrode, and a field dielectric portion forming with the drift region second, third and fourth horizontal interfaces. The second through fourth horizontal interfaces are arranged below the main surface. The third horizontal interface is arranged between the second and fourth horizontal interfaces. A second maximum vertical extension is larger than the first maximum vertical extension and a third maximum vertical extension is larger than the second maximum vertical extension. The electrode only partially overlaps the third horizontal interface. | 06-12-2014 |
20140312417 | Semiconductor Device and Method of Manufacturing a Semiconductor Device - A semiconductor device formed in a semiconductor substrate includes an isolation trench in the semiconductor substrate to laterally insulate adjacent components of the semiconductor device. A lateral isolation layer is disposed in the isolation trench. The semiconductor device further includes a source region and a drain region, and a body region and a drift region disposed between the source region and the drain region. The semiconductor device additionally includes a gate electrode adjacent to at least a portion of the body region and a field plate adjacent to at least a portion of the drift region. A field dielectric layer is disposed between the drift region and the field plate. A top surface of the field dielectric layer is disposed at a greater height measured from a first main surface of the semiconductor substrate than a top surface of the lateral isolation layer. | 10-23-2014 |
20150364524 | Power Semiconductor Device, Manufacturing Method Therefor, and Method for Operating the Power Semiconductor Device - A power semiconductor device includes a semiconductor body including a first surface, an edge delimiting the semiconductor body in a horizontal direction substantially parallel to the first surface, an active area including at least one of several transistor structures connected in parallel and several diode structures connected in parallel, and a peripheral area arranged between the active area and the edge. The power semiconductor further device includes a plurality of word lines, a plurality of bit lines separated from the word lines, and a plurality of temperature sensors arranged on or at the first surface, wherein each of the temperature sensors is connected with one of the bit lines and one of the word lines or each of the temperature sensors is formed by a respective portion of one of the bit lines. | 12-17-2015 |
Patent application number | Description | Published |
20100125682 | DYNAMIC REASSIGNMENT OF DEVICES ATTACHED TO REDUNDANT CONTROLLERS - A method for dynamically assigning a plurality of storage devices to a plurality of controllers within a storage unit, the method including: sensing each storage device from the plurality of storage devices; assigning each one of the storage devices to a respective controller from the plurality of controllers; monitoring at least one of each storage device, each controller, and a link between each storage device and the respective controller; upon a failure of at least one of the link, one of the storage devices and one of the controllers, generating a list of components; transmitting the list to another controller; and establishing a new assignment for each of the components on the list. A storage unit and a computer program product are provided. | 05-20-2010 |
20100185896 | METHOD AND APPARATUS FOR FULLY REDUNDANT CONTROL OF LOW-SPEED PERIPHERALS - The invention, in an embodiment, allows the control of several hardware ports via two redundant I2C paths. Switching between the two I2C paths is achieved by using a redundant control device, which performs the switch by tracking if incoming data transfers were completed with I2C stop condition. | 07-22-2010 |
20110037610 | LOCATING COMPUTER-CONTROLLED ENTITIES - A beacon device is provided in proximity to said entity. A request to locate said entity is triggered on a central control unit. In response to the request to locate said entity, said control unit generates specification data for a unique radio signal identifier, sends an activation request and said specification data to said beacon device, and provides said specification data to a portable device and storing said specification data on the portable device. In response to receiving said activation request, said beacon device sends a radio signal identifier generated from said specification data. Signals are received on said portable device and compared with the specification data stored on the portable device. Based on the results of the comparison by said portable device, information is provided about at least one of a direction and distance to said entity. The location of said entity is detected using said direction information. | 02-17-2011 |
20120265471 | METHOD FOR RELIABLY OPERATING A SENSOR - A method is presented for reliably operating at least one sensor connected to a central control unit. Each sensor senses a sensor value for its sensor parameter and creates an interrupt to the control unit when its sensor value is outside a sensor value range limited by an upper and a lower threshold. Upon generation of an interrupt by a sensor, a modified sensor value range is calculated so that the sensor value causing the interrupt lies within the modified sensor value range, and the modified sensor value range is applied to the respective sensor. The method further includes repeatedly verifying correct behavior of each sensor. A computer-readable medium, a computer program product, and a system for executing the above-summarized method are also presented. | 10-18-2012 |
20120331183 | RETRIEVING STATUS INFORMATION FROM A REMOTE DEVICE AND CORRESPONDING HOST SYSTEM - Retrieval of status information from a remote device performed on a host system is provided, wherein the remote device is connected to the host system via a bus system comprising at least two signal lines terminated with resistors on the host system side and on the remote device side. The retrieval method includes: activating a sensing phase; sensing the at least two terminated signal lines during the sensing phase; and determining operating state of the remote device based on the sensing result; wherein at least a first operating state representing a connected and powered remote device is detectable. | 12-27-2012 |
20150215411 | LOCATING COMPUTER-CONTROLLED ENTITIES - A beacon device is provided in proximity to a computing system within a computing center. A request to locate the computing system in the computing center is triggered on a central control unit. In response to the request to locate the computing system, the control unit generates specification data for a unique radio signal identifier, sends an activation request and the specification data to the beacon device, and provides the specification data to a portable device and stores the specification data on the portable device. In response to receiving the activation request, the beacon device sends a radio signal identifier generated from the specification data. | 07-30-2015 |
Patent application number | Description | Published |
20100240485 | Axle Drive Device for an Axle of a Motor Vehicle, as well as Motor Vehicle - The invention relates to an axle drive device ( | 09-23-2010 |
20130035818 | METHOD FOR OPERATING A MOTOR VEHICLE HAVING AT LEAST TWO DRIVES AND A MOTOR VEHICLE HAVING AT LEAST TWO DRIVES - In a motor vehicle having two, in particular electrical, drives, a partial torque is in each case intended to be assigned to the individual drives from a demanded total torque, to be precise taking account of the energy efficiency on the one hand and the stability of the vehicle on the other hand. A first controller is responsible for taking account of the energy efficiency, and predetermines a bandwidth of possible partial torques for an individual drive. This bandwidth may be restricted by a second controller, when driving stability requires this. The second controller is coupled to appropriate sensors (yaw rate sensor, lateral acceleration sensor, longitudinal acceleration sensor) and knows the steering angle φ. In the course of interchanging data signals with a first control device, the partial torques are defined with the involvement of the second control device, for which purpose the first control device emits control commands. | 02-07-2013 |
20130325232 | MOTOR VEHICLE WITH ALL-WHEEL DRIVE - In a vehicle having an all-wheel drive system in which the front axle and the rear axle of the vehicle can be driven with differently sized front-axle and rear-axle torques, a rotational-speed difference between a front-axle-side rotational speed and a rear-axle-side rotational speed is established from a torque difference between the front-axle and rear-axle torques. The vehicle includes a unit for determining a road friction coefficient, which unit measures the rotational-speed difference and determines the road friction coefficient based on a value pair derived from the rotational-speed difference and the torque difference or determined from a parameter correlating therewith. | 12-05-2013 |
20150291027 | METHOD AND SYSTEM FOR OPERATING A DRIVE TRAIN OF A MOTOR VEHICLE - A method for operating a drive train of a motor vehicle includes the steps: detecting at least one variable; quantifying and/or influencing a movement of the motor vehicle; depending on the variable, switching on an all-wheel drive of the motor vehicle; wherein it is estimated on the basis of the at least one variable whether a relevant driving situation is impending and in this case the all-wheel-drive is switched on before occurrence of the relevant driving situation. A system for operating a drive train of a motor vehicle is also disclosed. | 10-15-2015 |
Patent application number | Description | Published |
20080290002 | Safety Device for Sieving Granular Material - In a screening device for sorting granular material with at least one rotatable rod basket and a downstream fine material separator a cyclone-type eddy separator is attached with the smaller diameter of its housing cone in order to draw off the screening gas flow charged with fine material and flowing out due to twisting energy in such a way that the rod basket screening device and the separator form a compact unit. A submerged pipe is located in the center of the cyclone-type eddy separator for drawing off the screening gas flow freed of fine material. At least one opening is provided for discharging the fine material at the periphery of the eddy separator housing. | 11-27-2008 |
20090236455 | ROLLER PRESS, IN PARTICULAR FOR INTERPARTICLE CRUSHING - A roller press which is used, in particular, for material bed comminution and into the material feed hopper of which both coarse-grained material, such as, for example, fresh material, and fine-grained material, such as, for example, recirculated grits from a downstream sifter and/or, for example, fly ash, are introduced, wherein the stability of the material bed or grinding bed and therefore a high grinding efficiency are ensured despite the considerably different grain size and grain distribution in the two material flows to be drawn into the roller nip. A pressure screw which conveys the fine material under pressure is inserted into the material feed hopper through at least one fine-grain inlet opening in the hopper, a nozzle-like outlet, in particular a flat nozzle, of the pressure screw extending into a central region of a material draw-in of the press roller nip. | 09-24-2009 |
20110204170 | RECIRCULATING GRINDING MILL WITH EXTERNAL RISERS - A recirculating grinding mill, including at least two rolling presses for comminuting the material to be ground, at least two first classifiers for classifying a coarse-grain fraction, at least one second classifier for classifying a fine-grain fraction and a medium-grain fraction from the fractions classified in the at least two first classifiers. The feedstock is fed into the recirculating grinding mill passing the at least two rolling presses and the at least two first classifiers and then the at least one second classifier and the medium-grain fraction and the coarse fraction of the at least two first classifiers being fed once again to the rolling presses, and the at least two first classifiers being arranged underneath the at least two rolling presses. The rolling presses are placed between at least two risers for transporting the circulating material being ground. | 08-25-2011 |
20130082127 | Closed-circuit grinding plant having an integrated buffer - A closed-circuit grinding plant for comminuting material to be ground, in which at least one comminution apparatus and at least one apparatus for separating comminuted material are connected to each other and keep the brittle material to be ground in the grinding circuit until it is removed from the grinding circuit by the separating device on account of the level of comminution, wherein a control loop controls the feed of fresh material to be ground into the circuit, and also relates to a corresponding method for operating such a closed-circuit grinding plant. A buffer for the material to be ground is present in the grinding circuit. The integration of the buffer enables a reduced overall height of the closed-circuit grinding plant, which saves energy costs. The filling level of the integrated buffer is suitable for controlling the closed-circuit grinding plant. | 04-04-2013 |
20130277471 | Plant for producing cement with central grinding unit - A plant for producing cement, having a first stage for crushing raw material to form raw powder, a second stage for calcination and sintering of the raw powder to form cement clinker, a third stage for cooling the sintered cement clinker, and a fourth stage for crushing the sintered cement clinker to form cement. The first stage for crushing raw material to form raw powder and the fourth stage for crushing the sintered cement clinker to form cement are structurally combined. In this way, during servicing or repair of one crushing stage, the plant need not be shut down because, y variable circuitry switching, the crushing stages permit plant operation with reduced production output. | 10-24-2013 |