Tire and rim assembly comprising a non-contacting bead toe

Details Tire and rim assembly comprising a non-contacting bead toe Tire and rim assembly comprising a non-contacting bead toe

1989-08-31

1991-12-10

Ball, Michael W.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152544, 1523795, B60C 1700

Patent

active

050709216

ABSTRACT:
A tire and an assembly of a rim and a tire are disclosed. The rim has a pair of rim bases, a hump formed axially inside each rim base, and an annular groove formed axially inside each hump.
The tire comprises a pair of beads having a bead base seated on the rim base, a pair of bead cores disposed one in each bead, at least one of the beads having a toe and a hump groove disposed between the toe and the bead base, wherein the tip of the toe is located radially outside a bead base line, and under such condition that the tire is inflated to a normal internal pressure, the hump groove and the tip of the toe are spaced apart from the hump and the annular groove, and the distance L in the radial direction between the radially outermost point RT of the hump and the radially outermost point PT of the hump groove is not less than 0.5 mm and not more than 2.0 mm.

REFERENCES:
patent: 2731064 (1954-09-01), Powers
patent: 4794968 (1989-01-01), Griffiths et al.
patent: 4878527 (1989-11-01), Noma
patent: 4940069 (1990-07-01), Nakaski et al.

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