Abstract:
An inner tube for a vehicle tire, including a base, the base having two outer walls, two inner walls, an annular air chamber connected between the inner walls, and a plurality of rubber coated breakers retained between the inner walls and the outer walls and arranged in a zigzag manner around the axial central axis of the base, and a multi-cell tube mounted around the annular master air chamber between the inner walls of the base, the multi-cell tube having arched cells of different sizes arranged around its center, a plurality of foamed rubber blocks and a plurality of glued breakers alternatively plugged into the arched cells, and a layer of patching agent covered over the arched cells to seal the foamed rubber blocks and the glued breakers in the arched cells.
Abstract:
A vehicle inner tube includes an inflatable tube, a protective tube mounted around the inflatable tube for protection, the protective tube formed of a plurality of air balls and having recessed breaker seats equiangularly spaced around its inner diameter, a plurality of breaker units respectively mounted on the inner diameter of the protective tube and partially overlapped on one another and adhered to recessed breaker seats in the protective tube, the breaker units each including 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 the horizontal insertion slots and partially projecting out of the breaker holder at two opposite sides, and a bottom breaker inserted into the bottom insertion slot and secured thereto by glue means, an endless cover layer covered on the protective tube and adhered thereto by glue means, the endless cover layer comprising a plurality of pockets bilaterally disposed on the inside and a plurality of S-shaped breakers respectively mounted in the pockets.