Base-cap tire tread

Details Base-cap tire tread Base-cap tire tread

1985-05-22

1986-08-05

Ball, Michael

Resilient tires and wheels

Tires, resilient

Anti-skid devices

B60C 1100

Patent

active

046037217

ABSTRACT:
A pneumatic tire having on its tread surface a tread pattern formed by grooves and having a tread rubber of a two-layer structure comprising a cap rubber layer and a base rubber layer of which the latter comprises a rubber having a lower heat generating characteristic in comparison to a rubber forming the former, the tire being characterized by having a value within the range of from 0.15 to 0.35 for (Gc/G).times.(Eb/Ec), in which G is the total thickness of the tread rubber at the bottom of grooves in the tread pattern, Gc being the thickness of the cap rubber at the bottom of the tread pattern groove, Eb being the modulus at 25% elongation of the base rubber layer, Ec being the comparable modulus of the rubber of the cap rubber layer.

REFERENCES:
patent: 3157218 (1964-11-01), Brown
patent: 3759306 (1973-09-01), Greiner et al.
patent: 4319619 (1982-03-01), Kozima et al.
patent: 4381810 (1983-05-01), Cady et al.
patent: 4385653 (1983-05-01), Okazaki et al.
patent: 4396052 (1983-08-01), Ahagon et al.
patent: 4407346 (1983-10-01), Bandel et al.
patent: 4444236 (1984-04-01), Kan et al.
patent: 4527606 (1985-07-01), Kita et al.

Affiliated with

Also associated with

Rating

Base-cap tire tread does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Base-cap tire tread, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Base-cap tire tread will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-964350