System for retreading tires

Details System for retreading tires System for retreading tires

1990-08-27

1992-09-29

Knable, Geoffrey L.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Automatic and/or material-triggered control

156366, 156382, 1563941, 156909, 425 17, B29D 3056

Patent

active

051511487

ABSTRACT:
A method and system for retreading tire carcasses (10) with precured treads utilizing time and temperature in conjunction with an envelope pressure system. A precured rubber tread (12), is applied to tire carcass (10) having a cushion gum (16) disposed therebetween. An envelope system is placed over the tread/carcass and this assembly is placed within a pressure chamber. Heat and fluid pressure are then supplied to the chamber. Fluid pressure is then supplied to the chamber after both a predetermined length of time and after a predetermined temperature of the chamber has been reached.

REFERENCES:
patent: 2966936 (1961-01-01), Schelkmann
patent: 2976910 (1961-03-01), Nowak
patent: 3325326 (1967-06-01), Schelkmann
patent: 3989563 (1976-11-01), Schelkmann
patent: 4028168 (1977-06-01), Wolfe
patent: 4151027 (1979-04-01), Schelkmann et al.
patent: 4201610 (1980-05-01), Brodie et al.
patent: 4274897 (1981-06-01), Barefoot
patent: 4299647 (1981-11-01), DeHaven
patent: 4309234 (1982-01-01), Witherspoon
patent: 4434018 (1984-02-01), Brewer
Magnabosco-Tire Retreading System (undated).

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