Patent application number | Description | Published |
20080220313 | Seal arrangement comprising a metallic braze for a high-temperature fuel cell stack and a method of manufacturing a fuel cell stack - In order to produce a seal arrangement for a fuel cell stack which comprises a plurality of fuel cell units that succeed one another in a stack direction wherein each of the fuel cell units comprises a housing incorporating at least one housing part consisting of a metallic material such that it exhibits an adequate electrically insulating effect and adequate mechanical rigidity even at a high operating temperature of the fuel cell stack, it is proposed that the seal arrangement comprises at least one housing part of a first fuel cell unit consisting of a metallic material which is provided with a coating of a ceramic material, wherein the housing part of the first fuel cell unit is brazed to a housing part of a second fuel cell unit by means of a metallic braze at least one position that is provided with the ceramic coating. | 09-11-2008 |
20080289170 | Flat gasket and process for the production of a flat gasket - In order to provide a flat gasket, in particular cylinder head gasket, comprising at least one metal gasket sheet made of a spring steel or a metallic material with a percentage elongation after fracture corresponding to the percentage elongation after fracture of a spring steel, which has a novel structure, it is proposed that the gasket sheet is provided with at least one edging fold, which comprises a bending region and a flange region connected in one piece to the gasket sheet via the bending region. | 11-27-2008 |
20100310964 | Sealing assembly for a fuel cell stack and method for manufacturing a fuel cell stack - In order to provide a sealing assembly for a fuel cell stack comprising a plurality of fuel cell units, which are arranged consecutively in a stacking direction, wherein each of the fuel cell units comprises a housing with at least one housing part made of a metallic material, which also has an adequate electrical insulation effect and an adequate mechanical strength at a high operating temperature of the fuel cell stack, it is proposed that the sealing assembly comprises at least one intermediate element made of a metallic material, wherein the intermediate element is soldered to a housing part of a first fuel cell unit at least one location by means of a metal solder and is secured to a housing part of a second fuel cell unit at least another location, wherein the intermediate element and/or the housing part of the first fuel cell unit is provided with a coating made of a ceramic material. | 12-09-2010 |
20110097618 | Connecting device - In order to produce a connecting device for the electrically conductive connection of a plurality of cell terminals of electro-chemical cells of an electro-chemical device which enables the cell connector to be mounted on the electro-chemical cells in a simple and rapid manner wherein the device comprises two or more cell connectors for respectively connecting two cell terminals of different electro-chemical cells to one another in electrically conductive manner, it is proposed that, in an assembly state of the connecting device, at least two cell connectors be integrally connected together after separating out the cell connectors from a starting material. | 04-28-2011 |
20120276431 | Cell connector - To provide a cell connector for the electrically conductive connection of a first cell terminal of a first electrochemical cell and a second cell terminal of a second electrochemical cell of an electrochemical device, which allows a reliable and fail-safe connection of the cell terminals, it is proposed that the cell connector comprises a first contact section for connection to the first cell terminal, a second contact section for connection to the second cell terminal and an elastically and/or plastically deformable compensation region, which connects the first contact section and the second contact section to one another and allows a movement of these contact sections relative to one another. | 11-01-2012 |
20120328919 | Conduit system for connecting a plurality of voltage tapping points and/or temperature measuring points of an electro-chemical device to a monitoring unit - In order to enable a connection between measuring points of an electro-chemical device and a monitoring unit of the electro-chemical device to be easily and rapidly established, there is proposed a conduit system for connecting a plurality of voltage tapping points and/or temperature measuring points of an electro-chemical device to a monitoring unit of the electro-chemical device which comprises a plurality of voltage tapping lines and/or temperature measuring lines and a stiffening structure in which and/or on which the plurality of voltage tapping lines and/or temperature measuring lines are arranged at least in sections thereof. | 12-27-2012 |
20130112551 | COVER FOR AN ELECTRO-CHEMICAL DEVICE AND A METHOD FOR CONTACTING ELECTRO-CHEMICAL CELLS OF AN ELECTRO-CHEMICAL DEVICE - A cell contacting system for an electro-chemical device which provides increased protection from damage and enables simple assembly of the electro-chemical device comprises a cover for an electro-chemical device which comprises a plurality of electro-chemical cells, wherein the cover comprises the following:
| 05-09-2013 |
20130130081 | CELL CONNECTOR - In order to enable the temperature in the region of at least one of the cell terminals that are connected to one another in an electrically conductive manner by a cell connector to be determined in a simple and reliable manner, there is proposed a cell connector for connecting a first cell terminal of a first electro-chemical cell and a second cell terminal of a second electro-chemical cell of an electro-chemical device in an electrically conductive manner which comprises a base body and a temperature sensing element that is fixed to the base body. | 05-23-2013 |
20130216895 | CELL CONNECTOR - A cell connector is provided by means of which an electrically conductive connection between a voltage tapping point and a voltage tapping line can be established, wherein the cell connector is for the connection of a first cell terminal of a first electro-chemical cell and a second cell terminal of a second electro-chemical cell and includes a voltage tapping point with a contact element for connection to a terminal element of a voltage tapping line and also a longitudinal axis and a peripheral wall extending about the longitudinal axis. The contact element includes a base material, which is at least partially pre-coated with a contacting material in an initial state, and reshaped from the initial state into a final state such that the proportion of the peripheral wall coated with the contacting material to the overall peripheral angular extent of the peripheral wall amounts to more than 50%. | 08-22-2013 |
20140079982 | COVER FOR AN ELECTRO-CHEMICAL DEVICE - A cell contacting system for an electro-chemical device is provided, which has a reduced weight and yet a high security against damage. The electro-chemical device includes a plurality of electro-chemical cells, a cover which includes a carrier element, on which there is arranged at least one cell connector for the electrically conductive connection of a first cell terminal of a first electro-chemical cell and a second cell terminal of a second electro-chemical cell, and a cover element for covering the at least one cell connector, the cover element including a covering film. | 03-20-2014 |
20140147767 | Sealing assembly for a fuel cell stack and method for manufacturing a fuel cell stack - In order to provide a sealing assembly for a fuel cell stack comprising a plurality of fuel cell units, which are arranged consecutively in a stacking direction, wherein each of the fuel cell units comprises a housing with at least one housing part made of a metallic material, which also has an adequate electrical insulation effect and an adequate mechanical strength at a high operating temperature of the fuel cell stack, it is proposed that the sealing assembly comprises at least one intermediate element made of a metallic material, wherein the intermediate element is soldered to a housing part of a first fuel cell unit at at least one location by means of a metal solder and is secured to a housing part of a second fuel cell unit at at least another location, wherein the intermediate element and/or the housing part of the first fuel cell unit is provided with a coating made of a ceramic material. | 05-29-2014 |
Patent application number | Description | Published |
20100090690 | Arrangement for Wheel Rotational Speed Detection With Increased Intrinsic Safety - Disclosed is an arrangement for the intrinsically safe detection of movements of a body, such as a wheel. The arrangement includes a magnetic encoder ( | 04-15-2010 |
20100277224 | Active Sensor With Operating Mode Changeover - Active sensor for switching over into a special operating mode, wherein the sensor has at least one sensor element, one evaluation circuit and two connecting lines, each with a terminal for transmitting the sensor information, wherein a supply voltage of the sensor is applied to the two connecting lines, wherein the sensor comprises a switchover module with which it is possible to switch over between a normal operating mode and a special operating mode by reversing the polarity of the supply voltage which is applied to the two terminals. | 11-04-2010 |
20110089930 | METHOD FOR DETERMINING AT LEAST ONE FIRST INTERNAL PARAMETER OF A SENSOR - A sensor and method for determining at least one internal parameter for an active sensor in a special mode of operation. The sensor has at least one sensor element, an evaluation circuit, at least two connecting lines, and a changeover module. The sensor is changed over between a normal mode of operation and the special mode of operation by means of the changeover module and is put into the special mode of operation for the purpose of determining the at least one internal parameter. The sensor has an electric offset source which is used in the special mode of operation to at least partially actuate the evaluation circuit on the basis of the supply voltage of the sensor which is applied to the two connecting lines such that the at least one internal parameter of the sensor can be ascertained from the sensor output signal. | 04-21-2011 |