| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an air supply device for a tire. <P>SOLUTION: The air supply device for a tire automatically supplies air into a tire tube accompanying the rotation of a tire. The air supply device for a tire includes: a buffer; a piston shaft having flexibility and elasticity; a hollow cylinder inserted into an insertion opening of the tire, and having an air chamber to be filled with air; a valve joined with an upper end of the cylinder, and having a suppresser; and a piston ring joined with the piston shaft, moving with the piston shaft upward and downward along an inner wall of the cylinder so as to injecting the air filled in the air chamber into the tube of the tire. <P>COPYRIGHT: (C)2012,JPO&INPIT |
