Resilient tires and wheels – Tires – resilient – Anti-skid devices
Patent
1993-12-21
1995-05-23
Maki, Steven D.
Resilient tires and wheels
Tires, resilient
Anti-skid devices
152DIG1, B60C 1113
Patent
active
054172691
ABSTRACT:
A pneumatic tire for heavy vehicle comprises first platforms bent at bent sections of a main groove extending zigzag in a circumferential direction of the tire, a second platform linearly extending between one of the first platforms and another of the first platforms, and a third platform extending between the one of the first platforms and the second platform, wherein the first, second, and third platforms are arranged at a bottom of the main groove within half a pitch of the main groove, a length of the first platform in the circumferential direction of the tire, a length of the second platform in the circumferential direction of the tire, and a length from one end of the one of the first platforms to one end of the another of the first platforms are different from each other; a length of the one of the first platforms is larger than the length of the second platform, and a width of each of the first and second platforms in an axial direction orthogonal to the circumferential direction of the tire and a height from the bottom of the main groove of each of the first and second platforms are set to be larger than a width of the third platform in the axial direction orthogonal to the circumferential direction of the tire and a height of the third platform from the bottom of the main groove, respectively.
REFERENCES:
patent: 2604920 (1952-07-01), Kirby
patent: 4345632 (1982-08-01), Takigawa et al.
patent: 4840211 (1989-06-01), Makino
patent: 5160385 (1992-11-01), Goto et al.
Kinoshita Takehiko
Takada Yoshiyuki
Maki Steven D.
Sumitomo Rubber Industries Ltd.
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