Patent application number | Description | Published |
20140254964 | BEARING SYSTEM - The invention relates to a bearing system having a bearing pair made up of at least one bearing and at least one running partner, wherein a coating which comprises a layer of which the main constituent is amorphous SiO | 09-11-2014 |
20140285058 | SQUIRREL CAGE ROTOR AND INDIVIDUAL PARTS THEREOF AND METHOD FOR PRODUCING A SQUIRREL CAGE ROTOR - The invention comprises a squirrel cage rotor, in particular for use in an asynchronous machine, with a shaft, a laminated rotor core with cage bars and short-circuiting rings arranged within it, at least part of a short-circuiting ring consisting of a disk stack, which is built up in layers from disks with clearances, through which the ends of the cage bars extend out from the laminated rotor core, wherein the disks of a short-circuiting ring have, starting from the lateral surface as the outside face, over the outer circumference at least one bevel or step, which is directed radially inward, and wherein, by their respective bevels or steps, neighboring disks form in the disk stack a slot, in which there is a joining connection, at least in certain portions. | 09-25-2014 |
20150300408 | SLIDING ELEMENT HAVING A LAYER SYSTEM - The invention relates to a sliding element, which consists at least of a main body and a layer system which is applied thereto. The layer system comprises at least a first layer of the thickness s | 10-22-2015 |
20160056698 | CAST COPPER ALLOY FOR ASYNCHRONOUS MACHINES - The invention relates to a copper alloy having the following composition (in % by weight): in each case 0.05 to 0.5% of at least three elements selected from the group consisting of Ag, Ni, Zn, Sn and Al, remainder Cu and unavoidable impurities, optionally 0.01 to 0.2% of one or more elements selected from the group consisting of Mg, Ti, Zr, B, P, As, Sb. The invention also relates to a current-carrying structural part made of a copper alloy and also to a cage rotor having a plurality of conductor bars and two short-circuiting rings, which are cast in one piece from a copper alloy. | 02-25-2016 |
20160079837 | SQUIRREL-CAGE ROTOR - The invention relates to a squirrel-cage rotor for an asynchronous machine, said squirrel-cage rotor having at least one laminated rotor core that comprises a plurality of grooves and said squirrel-cage rotor having at least one rotor cage comprising electrically conductive rotor bars that are embedded in the grooves of the laminated rotor core in such a manner that the rotor bars comprise at their two end regions an overlap beyond the laminated rotor core, and said rotor cage comprising short-circuit rings that are attached at the end face to the laminated rotor core and comprise a plurality of slots that are arranged in the region of their outer periphery and the end regions of the rotor bars protrude into said slots. The short-circuit rings comprise in each case at least two metal composite discs that comprise at least a first metal disc and a second metal disc that is connected in a planar manner to said first metal disc and is embodied from a different material thereto. Adjacent metal composite discs are arranged at least in part in such a manner that the first metal discs are facing one another. The rotor bars are bonded to the first metal discs in the region of the slots. | 03-17-2016 |
Patent application number | Description | Published |
20080202862 | Signal Strip And System For Determining A Movement Status Of A Moving Body - The invention relates to an oblong signal strip ( | 08-28-2008 |
20090277724 | ELEVATOR SYSTEM - The invention relates to an elevator system having an elevator shaft and at least one elevator cabin movable inside the elevator shaft. The elevator system further comprises a decentralized control system having a first analysis unit associated with one of the at least one elevator cabin, a second analysis unit associated with the elevator shaft, and a number of third analysis units. The first, second, and third analysis units are connected to one another via a bus connection, wherein signal transmission occurs via the bus connection using a safety protocol such that the transmission of safety-relevant data is allowed between the analysis units. The safety protocol is structured such that transmission errors are detected and data corruption is indicated. Moreover, the first analysis unit associated with the elevator cabin is connected to sensors for securely detecting the position of the elevator cabin, allowing control of safety devices of the elevator system. The second analysis unit is connected to a drive of the elevator system. | 11-12-2009 |
20110073415 | Twin Elevator Systems - An elevator system comprises at least two independently operable elevator cars in each of a plurality of elevator shafts within a building. The elevator system comprises at least one first elevator shaft having a lower first and a lower second region, where a first elevator car moves within the lower first region of the first elevator shaft and a second elevator car moves within the lower second region. The first and second elevators are moveably controlled independently of each other within the first shaft. The system also includes at least one second elevator shaft having an upper first and an upper second region, where a third elevator car moves within the upper first region of the second elevator shaft and a fourth elevator car moving within the upper second region. The third and fourth elevator cars also are moveably controlled independently of each other. | 03-31-2011 |
20120118674 | Zoned Elevator System - An elevator system comprises at least two independently operable elevator cars in each of a plurality of elevator shafts within a building. The elevator system can include at least one first elevator shaft having a first and a second region, with the first region extending from a ground level to sub-ground levels, and with the second region extending from the ground level to a top floor. A first elevator car may move within the first region and a second elevator car may move within the second region, in the same shaft independently of each other. | 05-17-2012 |
20130186712 | ZONED ELEVATOR SYSTEM - An elevator system comprises at least two independently operable elevator cars in each of a plurality of elevator shafts within a building. The elevator system can include at least one first elevator shaft having a first and a second region, with the first region extending from a ground level to sub-ground levels, and with the second region extending from the ground level to a top floor. A first elevator car may move within the first region and a second elevator car may move within the second region, in the same shaft independently of each other. | 07-25-2013 |
20140216855 | ZONED ELEVATOR SYSTEM - An elevator system comprises at least two independently operable elevator cars in each of a plurality of elevator shafts within a building. The elevator system can include at least one first elevator shaft having a first and a second region, with the first region extending from a ground level to sub-ground levels, and with the second region extending from the ground level to a top floor. A first elevator car may move within the first region and a second elevator car may move within the second region, in the same shaft independently of each other. | 08-07-2014 |