EASY-TO-FIT SLIP PREVENTIVE TIRE CHAIN

PROBLEM TO BE SOLVED: To provide a tire chain which is easily fitted in a short time, and enables stable traveling even in an icy condition, and reducing shock noise. SOLUTION: Upper supporters 3, 5 are inserted in a chain 1 with its length set to the outer circumference of a tire at each several chain ring, and upper sides thereof are welded to the chain 1. Lower supporters 4, 6 are inserted in a chain 2 and lower sides thereof are welded to the chain 2. The chains 1, 2 are placed parallel to each other, and the upper and lower supporters 3, 4, 5 and 6 are inserted in the respective rings, and tightened by a supporter width adjustment screw 7 to the tire width. The supporter width adjustment screw 7 is protruded from lower faces of the lower supporters 4, 6 by diameters of reinforcing bars of the chains. The space between the first supporters 3, 4 is set to be slightly smaller than the tire width, the first supporters 3, 4 are pressed immediately below the tire, the vehicle is moved thereto, and the chains are tightened by a coupler 8 so as not to have any slackness. COPYRIGHT: (C)2008,JPO&INPIT