LIEBHERR-ELEKTRONIK GMBH Patent applications |
Patent application number | Title | Published |
20120199448 | SHORT-TRAVEL KEY - The present disclosure relates to a short-travel key comprising a touch body for actuating the short-travel key, wherein at least two redundantly arranged microswitches are provided which are actuable via the touch body and wherein the short-travel key has only one tactile pressure point. | 08-09-2012 |
20120187774 | DEVICE AND METHOD FOR THE MONITORING AND BALANCING OF A MULTI-CELL ENERGY STORAGE STACK - The present disclosure relates to a device for monitoring and balancing the cell voltages of at least two energy storage cells, which are electrically connected in series, of a multi-cell energy storage stack having at least one energy storage element, a voltage measuring unit, a first combinatorial circuit that is connected to each energy storage cell and the voltage measuring unit, a second combinatorial circuit that is connected to the energy storage element, the voltage measuring unit, and the first combinatorial circuit, and controls a control unit, which is connected to the voltage measuring unit and the first and second combinatorial circuit. | 07-26-2012 |
20120174771 | PISTON-CYLINDER UNIT WITH DEVICE FOR DETERMINING POSITION - The present disclosure relates to a piston-cylinder unit with a device for determining position, the device comprising at least one exciter that is indirectly or directly electrically connected with the cylinder jacket and the cylinder piston of the piston-cylinder unit, and that excites the electrical oscillating circuit formed by the piston-cylinder unit and the contact lines to oscillate at its resonant frequency, it being possible to measure an electrical signal characterizing the resonant frequency on the piston-cylinder unit. The invention also relates to a construction machine or piece of hoisting equipment with such a piston-cylinder unit. | 07-12-2012 |
20120112825 | MODULES FOR AN ACTIVE MAINS FILTER AND ACTIVE MAINS FILTER - A module for an active mains filters for determining reference currents for a subsequent current adjustment control with transformation of the inflowing currents, first determines active power of the load, then directly calculates the reference currents taking into account the active power and the α-β components of the mains voltage. A module for an active mains filter for compensating one or more harmonic currents or voltages using selective signal analysis and an active mains filter for a 3-phase supply mains with a reference module for determining reference currents are also provided. | 05-10-2012 |
20100089144 | Position Measuring Device for a Fluidic Cylinder - The present disclosure relates to a position measuring device for a fluidic cylinder, which includes a cylinder jacket and a piston rod longitudinally movable in the cylinder jacket, wherein the position measuring device includes an evaluation unit which determines the position of the piston rod with respect to the cylinder jacket with reference to the intrinsic capacitance of the capacitor formed by cylinder jacket, piston rod and a dielectric fluid acting as a dielectric. | 04-15-2010 |
20100020173 | Camera for Use in a Digital Network - The present disclosure relates to a camera for use in a digital network, in particular as a surveillance camera in a working device, including an integrated router having at least two ports for communication with further network components, in particular having a first port for communication with a terminal and having a second port for communication with a further camera. | 01-28-2010 |