Patent ID: 6672352
Filing Date: 2004-01-06
Classification: B29C,B29D,Y10T

Abstract:
A tube-incorporated tire comprising a tire mounted around an outer periphery of a rim, and a tube which is accommodated in a space defined by the rim and the tire and which is formed with an air chamber to be filled with air and a sealant chamber filled with a sealant, said air chamber and said sealant chamber being separated by a partition wall formed on said tube, said tube having a pair of first thick portions integrally formed on said partition wall, and a pair of second thick portions integrally formed on said tube at locations near a pair of flange portions of said rim,wherein upon application of a shocking load to said tire, said pair of first thick portions come into abutment against said pair of second thick portions, and wherein a ratio of a length of an outer circumference of a cross-section of the tube in an air-filled state to that in an air-unfilled state is set in a range of 100% to 110%.