Patent ID: 7425116
Filing Date: 2008-09-16
Classification: F04D

Abstract:
1. A vane conducting device with graphic and textual display, comprising: a base, having a bottom portion, a hollow support pillar disposed at the central position of the bottom portion, a first electrode and a second electrode disposed on the support pillar, and a first bearing and a second bearing installed in the support pillar and electrically coupled to the first and second electrodes respectively; a coil seat, installed on the support pillar and having a main circuit board, and the main circuit board being electrically coupled to an end of the first and second electrodes for transmitting electric power to the first and second bearings through the first and second electrodes; a control unit having a first circuit board on the cap and a second circuit board on the first circuit board, and the second circuit board including a plurality of light emitting elements controlled by the first circuit board; and a vane, having a cap, and a central shaft disposed at a central position of the cap, and the central shaft including an axle rod and an axle pipe, and a separating gap being formed between the axle rod and the axle pipe, an end of the axle pipe being pivotally received in the first bearing, the other end of the axle pipe directly contacting the first circuit board attached on the cap for forming a directly electric connection between the first bearing and the first circuit board, and the axle rod being pivotally coupled to the second bearing.