Patent ID: 6047753
Filing Date: 2000-04-11
Classification: B60C,Y10T

Abstract:
A vehicle inner tube comprising:an inflatable tube;a protective tube mounted around said inflatable tube for protection, said protective tube formed of a plurality of spherical elements, said spherical elements each defining an air chamber, said protective tube having an inner diameter and a plurality of recessed breaker seats equiangularly spaced around the inner diameter;a plurality of breaker units respectively mounted on the inner diameter of said protective tube and partially overlapped on one another, and adhered to said recessed breaker seats, said breaker units each comprising a flexible breaker holder having two reversely horizontally extended side insertion slots and a downwardly obliquely extended bottom insertion slot, two side breakers respectively directly inserted into said horizontal insertion slots and partially projecting out of the breaker holder at two opposite sides, and a bottom breaker inserted into said bottom insertion slot and secured thereto by glue means; andan endless cover layer covered on said protective tube and adhered thereto by glue means, said endless cover layer comprising a plurality of pockets bilaterally disposed on the inside and adhered to the periphery of said protective tube, and a plurality of S-shaped breakers respectively mounted in said pockets.