Resilient tires and wheels – Tires – resilient – Cushion
Patent
1977-11-14
1979-01-30
Tollberg, Stanley H.
Resilient tires and wheels
Tires, resilient
Cushion
B60C 100
Patent
active
RE0298905
ABSTRACT:
A flat free pneumatic tire comprising a casing and a void free elastomeric filling material, which filling material is a polyurethane of (a) prepolymer of organic polyisocyanate and defined polyether or defined polyester and (b) a defined polyether or defined polyester, in the absence of foam producing material in the reaction zone. The elastomeric filling material itself. A two container article (system) adapted for producing said void free filling material where one container has said prepolymer reactant and the other container has the polyether or polyester reactant, as required.
REFERENCES:
patent: 3605848 (1971-09-01), Lombardi et al.
Synair Corporation
Tollberg Stanley H.
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