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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 8088535 | Bipolar plate and its use, as well as a method for its manufacture and an electrochemical system containing the bipolar plate The present invention relates to a bipolar plate (1) for electrochemical systems which contains a first plate (2) with a first flowfield (2a) for media distribution as well as a second plate (3) with a second flowfield (3... | 01/03/2012 |
| 8053141 | Contact plate for fuel cells The present invention relates to a contact plate for fuel cells with a coherent active area (11) on at least one side of the contact plate, wherein the active area (11) consists of a contact surface (2) which over the whole surface comprises a c... | 11/08/2011 |
| 7785401 | Fluid separation device The present invention relates to a fluid separation device (10) for separating fluid, oil and oil spray from a gas. This fluid separation device (10) comprises a base carrier (21) in which fluid separator elements (20) in the form of flow... | 08/31/2010 |
| 7749636 | Fuel cell arrangement and method of manufacturing a fuel cell arrangement The present invention relates to a fuel cell arrangement, containing at least one bipolar plate layer (1) and an bonding partner—preferably an membrane electrode assembly (MEA) (5), wherein the bonding partner is bonded onto the bipolar plate layer (... | 07/06/2010 |
| 7718293 | Electrochemical system with fluid passage integrated within a sealing bead The invention deals with an electrochemical system for compressing gases and/or for producing gases by electrolysis, consisting of an electrochemical compressor stack (1) having layering of several electrochemical cells, which are separated from one another i... | 05/18/2010 |
| 7655341 | Bipolar plate for fuel cells, which is formed from a shaped foil, and method for manufacturing same The present invention relates to a bipolar plate for fuel cells, comprising at least a shaped, at least partially electrically conductive foil (1), the bipolar plate having a channel structure (5) formed by the shaping of the foil (1), to convey... | 02/02/2010 |
| 7568475 | Oil separator element An oil separator element of the type that is used, for example, for the separation of oil from blow-by gases in internal combustion engines is disclosed. The oil separator element has a housing which forms a cavity through which the gas can flow. The housing ... | 08/04/2009 |
| 7410527 | Device for separating liquid components from a gas flow with a cyclone, a tank and a cyclone tank turbulence brake A separator for separating liquid components, in particular oil components, from a gas flow is disclosed including a cyclone and a tank. The liquid separator has a cyclone 1 with a separating chamber 2 including gas supply 3 and gas discharge | 08/12/2008 |
| 7405017 | Bipolar plate The present invention relates to bipolar plate (1) as well as to a fuel cell assembly (2). The bipolar plate comprises two outer surfaces (3a, 3b) which are electrically connected to one another, for the electrical contactin... | 07/29/2008 |
| 6682075 | Cylinder head gasket The invention concerns a cylinder head gasket of an internal combustion engine with a gasket sheet that contains at least one combustion chamber passage opening and a sensor device for the registration of a measurement value that depends on the operating ... | 01/27/2004 |
| 6533283 | Cylinder head gasket The invention concerns a cylinder head gasket of an internal combustion engine with a gasket sheet that contains at least one combustion chamber passage opening and a sensor device for the registration of a measurement value that depends on the operating ... | 03/18/2003 |
| 5918912 | Arrangement for mounting a pipe end flange In an arrangement for mounting pipe end flanges to the exhaust gas passages of a cylinderhead of an internal combustion engine, the cylinderhead has pockets formed at one side of the exhaust gas passages and the pipe end flanges have projections projectin... | 07/06/1999 |
| 5039117 | Cylinder head gasket This invention relates to a flat gasket, and particularly a cylinder head gasket for internal combustion engines. In order to obtain a less expensive arrangement of the metallic seal and the soft material gasket ring, a direct procedure is adopted to prov... | 08/13/1991 |
