Spring, assembly of springs, assembly of a spring and a damper, as well as a vehicle comprising a spring

The provided with each other opposite movable first member (1) and second component (2) elastic sheet, the first member is provided at least one of the permanent magnet (4 and 4 '), the second component is drilled with at least one of the permanent magnet conducting non-retentive at least one of the gear part (5 and 5 '), and, along with the first member and second movable member, wherein facing the total area generating variable surface, wherein the first and/or the second component is provided at least one group of electric conduction windings (7), and is connected to the power supply (8), thus body is used for elastic sheet and displacement the drivingeffect magnetic field. The similarly is common of the end of the elastic sheet and conventional elastic sheet and/or cross subassembly, and is provided with an elastic sheet vehicle.