DEVICE FOR CONTROLLING THE LEVEL OF A SHIFT GEAR OF A BICYCLE, CAPABLE OF ACCURATELY FIXING THE SHIFTED POSITION WITH AN UNEVEN ROTATING FURNACE AND A LEVEL CONTROL PROTRUSION

摘要

PURPOSE: A device for controlling the level of a shift gear of a bicycle is provided to accurately fix the level of a gear controlled along an uneven rotating furnace by rotating a level control protrusion in a wave shape.;CONSTITUTION: A device for controlling the level of a shift gear of a bicycle comprises a knob(116), an upper cover(113), a rotating body(114) and a base housing(111). The knob is a switch to control the level of a gear. The upper cover comprises a support(113c) and a hole. An elastic body is placed on the support. The knob is inserted into the hole of the upper center of the upper cover. The rotating body is connected to the knob through a fixed member(117) passing through the hole of the center. The rotating body rotates as the knob rotates. The rotating body comprise a wire connecting unit(114a) and a level control protrusion(114b).;COPYRIGHT KIPO 2011