Noise damper and pneumatic tire with compensation tread groove

Details Noise damper and pneumatic tire with compensation tread groove Noise damper and pneumatic tire with compensation tread groove

2007-05-08

2007-05-08

Johnstone, Adrienne C. (Department: 1733)

Resilient tires and wheels

Tires, resilient

Cushion and pneumatic combined

C152S209180, C152S450000

Reexamination Certificate

active

11076058

ABSTRACT:
A noise damper disposed in a tire cavity formed by a pneumatic tire and wheel rim is disclosed. A noise damper designed to use with a wheel rim comprises an annular body disposed around a damper-mounting portion of the wheel rim, and the annular body is made of a spongy material having an inside diameter of from 0.9 to 1.10 times an outside diameter of the damper-mounting portion. A noise damper designed to use with a pneumatic tire comprises an annular body disposed in a tire hollow, and the annular body is made of a spongy material having an outside diameter of from 1.00 to 1.10 times the maximum inside diameter of the tire hollow.

REFERENCES:
patent: 4399851 (1983-08-01), Bschorr
patent: 2005/0205183 (2005-09-01), Yukawa
patent: 0166154 (1986-01-01), None

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