Winter automobile or light truck tire including sipes

Details Winter automobile or light truck tire including sipes Winter automobile or light truck tire including sipes

1996-04-01

1998-11-10

Maki, Steven D.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

152DIG3, B60C 1112

Patent

active

058337792

ABSTRACT:
A radial pneumatic light truck or automobile tire 10 having a tread 12 which has a plurality of traction elements 20,30 aligned in rows and separated by wide circumferential grooves 24 and a plurality of narrow laterally inclined grooves 26,36. Each traction element 20,30 is divided into at least three zigzag portions by a plurality of wavy patterned sipes 28,38. The wavy pattern of sipes 28 within the central rows of traction elements 20 are laterally extending. The wavy pattern sipes 38 in the shoulder rows are circumferentially extending. The preferred tire 10 has the laterally extending narrow grooves 26 being wavy and along with the wavy sipes 28 of a traction element 20 having peak amplitudes (A) aligned along a linear path (L) inclined at an angle .theta., relative to the equatorial plane (EP). Axially adjacent central rows of traction elements 20 are oppositely inclined.

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Patent Abstracts of Japan; Publication Number 03176210.
Patent Abstracts of Japan; Publication Number 62241710.

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