Patent ID: 7451859
Filing Date: 2008-11-18
Classification: A63B,B60L,H02K,Y02T

Abstract:
1. A magnetic damping device comprising: a) a frame; b) a load wheel; c) a magnetic device having: d) a damping adjusting mechanism having: wherein, when the rotation shaft rotates between the first and second positions, the rotation shaft rotates the rotation plate, the rotation plate controls a movement of the two adjustable rods, the two adjustable rods selectively moving the two arched plates inwardly and outwardly thereby selectively adjusting a size of a space located between the plurality of magnets and the load wheel, wherein each adjustable rod of the two adjustable rods comprises: a) two connection rods, a first connection rod of the two connection rods has a rod end having first rod threads wound in a first direction and a second connection rod of the two connection rods has a rod end having second rod threads wound in a second direction opposite the first direction; and b) a dual-side nut located between the two connection rods and having a first threaded nut end having first nut threads corresponding to the first rod threads and a second threaded nut end having second nut threads corresponding to the second rod threads, wherein a length of each adjustable rod is selectively lengthened and shortened by rotating the dual-side nut.