Pneumatic tires with apertured puncture sealing layer

Details Pneumatic tires with apertured puncture sealing layer Pneumatic tires with apertured puncture sealing layer

1989-02-14

1990-10-30

Dawson, Robert A.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152505, 428140, 428117, 156290, B29C 7316, B29C 7322, B32B 310, B32B 3100

Patent

active

049662139

ABSTRACT:
A pneumatic tire is disclosed, which comprises a carcass ply, two vulcanized rubber composition layers arranged radially inside the carcass ply, and a continuous layer of a sealing material arranged between the two vulcanized rubber composition layers. The sealing material has a viscosity of not more than 6.times.10.sup.4 poises at 60.degree. C. Bonding portions are formed through the continuous layer, and discontinuously bond two vulcanized rubber composition layers.

REFERENCES:
patent: 1977281 (1934-10-01), Knowlton
patent: 2332913 (1943-10-01), Ikhayan
patent: 2345200 (1944-03-01), Iknayan
patent: 2877819 (1959-03-01), Gibbs
patent: 3563294 (1971-02-01), Chien
patent: 4140167 (1979-02-01), Bohm et al.
patent: 4165403 (1979-08-01), Alban
patent: 4256158 (1981-03-01), Chautard et al.
patent: 4286643 (1981-09-01), Chemizard
patent: 4388261 (1983-06-01), Codispoti et al.

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