Patent application number | Description | Published |
20090214359 | LIQUID PUMP FOR AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR HEATING LIQUID - A liquid pump for an internal combustion engine having a housing in which a pump rotational shaft is accommodated, in particular a water pump of a heat exchanger circuit of a vehicle, and an eddy current arrangement is provided at least partially inside the housing of the liquid pump. The invention furthermore relates to a device for heating a liquid. | 08-27-2009 |
20100065396 | FRICTION COUPLING - The invention proposes a friction coupling, in particular for use in motor vehicles, e.g. for controlling an air compressor, in which coupling at least two friction surfaces can be brought into frictional connection. According to the invention, two conical friction surface pairs are provided. | 03-18-2010 |
20110182757 | APPARATUS FOR A PUMP, AND A WATER PUMP - An apparatus is proposed for a pump, in particular a water pump of a motor vehicle having a rotating pump wheel which can be driven, and having a switchable clutch arrangement for switchable connection of the pump wheel to a drive side. According to the invention, the pump wheel is mounted such that it can rotate on a rotatable driveshaft. | 07-28-2011 |
Patent application number | Description | Published |
20090008843 | SPRING ARRANGEMENT FOR A VEHICLE - A spring arrangement for a vehicle, in particular a rail vehicle, with a first spring device and a second spring device, wherein the first spring device and the second spring device are mechanically arranged in series, and are designed to support a component of the vehicle on a further component of the vehicle in a support direction, the first spring device has a first transverse rigidity in a transverse direction running transverse to the support direction, the second spring device has a second rigidity in the transverse direction which is smaller than the first transverse rigidity. The first spring device and the second spring device are arranged nested in the support direction. | 01-08-2009 |
20120240818 | SPRING ASSEMBLY FOR LEVEL CONTROL IN A VEHICLE - Disclosed is a spring assembly for level controlled support of a wagon body on a running gear of a vehicle, in particular of a railway vehicle, including a spring device and an actuator device, wherein the spring device takes up a first installation space, the actuator device takes up a second installation space, the spring device and the actuator device are connected to each other in a direction of action in a kinematically serial arrangement, and the actuator device is designed for at least partially compensating for a change in length of the spring device in the direction of action by a displacement at an actuator component in the direction of action, and wherein the first installation space and the second installation space overlap each other in the direction of action in an overlapping region. Also disclosed is a vehicle having such a spring assembly. | 09-27-2012 |
20150096457 | Rail Vehicle Unit - A rail vehicle unit, having a running gear and a wagon body unit. The wagon body unit is supported on the running gear via a suspension device, a first rotational buffer device and a second rotational buffer device being associated to the running gear and the wagon body unit. The first rotational buffer device and the second rotational buffer device are adapted to damp a rotational motion between the running gear and the wagon body unit about a rotational axis parallel to the height direction. The first rotational buffer device and the second rotational buffer device are configured to form a traction link between the running gear and the wagon body unit. | 04-09-2015 |
20150108701 | Spring Device for a Rail Vehicle - The present invention relates to a spring device including a spring body substantially made of a polymeric material and defining an axial direction and a radial direction. The spring body, in the axial direction, has a central section located between a first end section terminating in a first outer end surface and a second end section terminating in a second outer end surface, the central section having at least one radially waisted section. The first end section has a recess extending, in the axial direction, from the first outer end surface towards the central section such that an axial spring body cavity is formed, the axial spring body cavity being confined by a compliant inner surface. An insert is inserted into the axial spring body cavity, the insert contacting the inner surface of the spring body to modify a rigidity of the spring device. | 04-23-2015 |
Patent application number | Description | Published |
20110233711 | METHOD FOR LOCAL CONTACTING AND LOCAL DOPING OF A SEMICONDUCTOR LAYER - A method for local contacting and local doping of a semiconductor layer including the following process steps: A) Generation of a layer structure on the semiconductor layer through i) application of at least one intermediate layer on one side of the semiconductor layer, and ii) application of at least one metal layer onto the intermediate layer last applied in step i), wherein the metal layer at least partly covers the last applied intermediate layer, B) Local heating of the layer structure in such a manner that in a local region a short-time melt-mixture of at least partial regions of at least the layers: metal layer, intermediate layer and semiconductor layer, forms. After solidification of the melt-mixture, a contacting is created between metal layer and semiconductor layer. It is essential that in step A) i) at least one intermediate layer designed as dopant layer is applied, which contains a dopant wherein the dopant has a greater solubility in the semiconductor layer than the metal of the metal layer. | 09-29-2011 |
20110272020 | SOLAR CELL AND METHOD FOR PRODUCING A SOLAR CELL FROM A SILICON SUBSTRATE - A method for producing a solar cell from a silicon wafer, including the following process steps: A) texturizing one side of the silicon substrate ( | 11-10-2011 |
20130095595 | METHOD FOR PRODUCING A PHOTOVOLTAIC SOLAR CELL - A method for producing a photovoltaic solar cell, including the following steps: A. texturizing a front ( | 04-18-2013 |
20130112262 | PHOTOVOLTAIC SOLAR CELL AND METHOD FOR PRODUCING A PHOTOVOLTAIC SOLAR CELL - The invention relates to a method for producing a photovoltaic solar cell having a front side designed for coupling in light, comprising the following method steps: A Producing a plurality of cutouts in a semiconductor substrate of a base doping type, B Producing one or more emitter regions of an emitter doping type at least at the front side of the semiconductor substrate, wherein the emitter doping type is opposite to the base doping type, C Applying an electrically insulating insulation layer and D Producing metallic feed through structures in the cutouts, at least one metallic base contact structure at the rear side of the solar cell, which is formed in an electrically conductive manner with the semiconductor substrate in a base doping region, at least one metallic front-side contact structure at the front side of the solar cell, which is formed in an electrically conductive manner with the emitter region at the front side of the semiconductor substrate, and at least one rear-side contact structure at the rear side of the solar cell, which is formed in a manner electrically conductively connected to the feed through contact structure. The invention is characterized in that in method step B and/or a further method step in addition a feed through emitter region of the emitter doping type extending from the front side to the rear side is formed in each case in the semiconductor substrate on the walls of the cutouts, in that in method step C the insulation layer is applied in a manner covering the rear side of the semiconductor substrate, if appropriate further intervening intermediate layers, in that in method step D the rear-side contact structure is applied to the insulation layer, if appropriate to further intermediate layers, in such a way that the rear-side contact structure extends to regions of the semiconductor substrate having base doping and, in these regions, on account of the intervening insulation layer, an electrical insulation is formed between rear-side contact structure and semiconductor substrate, and the base contact structure is applied to the insulation layer, if appropriate to further intermediate layers, in such a way that the base contact structure penetrates through the insulation layer at least in regions, such that an electrically conductive connection is produced between base contact structure and semiconductor substrate. The invention furthermore relates to a photovoltaic solar cell. | 05-09-2013 |
20130157401 | METHOD FOR PRODUCING A SELECTIVE DOPING STRUCTURE IN A SEMICONDUCTOR SUBSTRATE IN ORDER TO PRODUCE A PHOTOVOLTAIC SOLAR CELL - A method for producing a selective doping structure in a semiconductor substrate in order produce a photovoltaic solar cell. The method includes the following steps: A) applying a doping layer ( | 06-20-2013 |
20140026936 | PHOTOVOLTAIC SOLAR CELL AND A METHOD FOR THE PRODUCTION OF SAME - A photovoltaic solar cell for converting incident electromagnetic radiation into electrical energy, including at least one base region of a base-doping type, designed in a silicon substrate; at least one emitter region of an emitter-doping type that is of an opposite doping type to the base-doping type; at least one metallic base-contacting structure connected, in an electrically conductive manner, to the base region, and at least one metallic emitter-contacting structure connected, in an electrically conductive manner, to the emitter region, the base region and emitter region being arranged in such a manner that a pn-junction is formed at least in some regions between said base and emitter regions. It is essential that the base-contacting structure overlaps the emitter region in a base-bypass region and that in said overlapping region, a diode-like semiconductor contact is designed between the base-contacting structure and the emitter region, said semiconductor contact being a metal semiconductor contact or as a metal-insulator-semiconductor contact, and/or that the emitter-contacting structure overlaps the base region in an emitter-bypass region and that in this overlapping region, a diode-like semiconductor contact is designed between the emitter-contacting structure and the base region, said semiconductor contact being a metal semiconductor contact or as a metal-insulator-semiconductor contact. The invention also relates to a method for producing a solar cell. | 01-30-2014 |
20150243804 | PHOTOVOLTAIC SOLAR CELL AND METHOD FOR PRODUCING A PHOTOVOLTAIC SOLAR CELL - A photovoltaic solar cell with a front face designed for coupling light, including at least one cutout ( | 08-27-2015 |
Patent application number | Description | Published |
20130227647 | SHARED NETWORK ACCESS VIA A PEER-TO-PEER LINK - An electronic device receives a request for access to the infrastructure network (and, more generally, a ‘resource’) from the other electronic device via a peer-to-peer link. In response to the request, the electronic device determines that it has access to the infrastructure network, and provides a response to the other electronic device via the peer-to-peer link indicating that the electronic device has access to the infrastructure network. Then, the electronic device establishes secure communication with the other electronic device, and provides access information to the other electronic device via the peer-to-peer link using the secure communication. This access information facilitates access to the infrastructure network. | 08-29-2013 |
20130331098 | Automatically Determining and Alerting Users to Available Wireless Networks - Automatically determining and alerting a user to available wireless networks. Initially, the method may automatically determine that one or more wireless networks are available to a wireless device at a location. The method may determine if the wireless device has been present at the first location for more than a threshold amount of time, e.g., based on periodic determination of the available wireless networks to the wireless device. Based on the wireless device being present at the first location for more than the threshold amount of time, an alert may be automatically displayed to the user on a display of the wireless device. The alert may indicate at least one wireless network of the one or more wireless networks at the first location. The wireless device may connect to wireless network indicated by the alert in response to user input. | 12-12-2013 |
20140068058 | USAGE-BASED SORTING OF LOCAL NETWORK SERVICES - The disclosed embodiments provide a system that facilitates use of local network services from an electronic device. During operation, the system obtains a usage pattern associated with use of the local network services by a user of the electronic device. Next, upon detecting a subsequent request from the user for a list of the local network services in proximity to the electronic device, the system organizes the list based on the usage pattern. | 03-06-2014 |
20140362726 | METHOD AND APPARATUS FOR COOPERATIVE CHANNEL SWITCHING - An apparatus and methods are provided for opportunistically conducting data communications on multiple wireless channels. In these methods, a device is engaged in data communications with a second device and receives a conflicting communication demand requiring action on one or more channels other than the data-communication channel (e.g., to conduct a channel scan, to issue or receive a beacon). The device arranges a schedule of channel switches to satisfy the communication demand and advises the second device of the schedule, and may explicitly invite the second device to implement the schedule. To the extent the second device does so, the data communications continue on the other channels. The devices may be participating in a synchronized peer-to-peer communication environment that requires their attendance on the data-communication channel and that is not associated with the other channels. | 12-11-2014 |
20160007167 | METHOD AND APPARATUS FOR COOPERATIVE CHANNEL SWITCHING - An apparatus and methods are provided for opportunistically conducting data communications on multiple wireless channels. In these methods, a device is engaged in data communications with a second device and receives a conflicting communication demand requiring action on one or more channels other than the data-communication channel (e.g., to conduct a channel scan, to issue or receive a beacon). The device arranges a schedule of channel switches to satisfy the communication demand and advises the second device of the schedule, and may explicitly invite the second device to implement the schedule. To the extent the second device does so, the data communications continue on the other channels. The devices may be participating in a synchronized peer-to-peer communication environment that requires their attendance on the data-communication channel and that is not associated with the other channels. | 01-07-2016 |