Tire forming drum

Details Tire forming drum Tire forming drum

1982-09-20

1983-11-22

Kimlin, Edward C.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Tire body building type

156132, 156415, 156416, B29H 1722, B29H 1716

Patent

active

044167202

ABSTRACT:
A tire forming drum provided with two half drums axially mobile relative to each other and arranged to support on their outer periphery tubular plies of a carcass to be formed, each half drum being arranged to produce automatic folding of the relative end of said tubular plies about a respective annular bead by means of a respective multiple air chamber element rigid at one end with an outer flange of the relative half drum, and at the other end with a tubular support member mobile under the thrust of said multiple air chamber element between a retracted rest position inside said flange and an extracted working position in which said tubular member projects axially outward from the relative half drum.

REFERENCES:
patent: 2986196 (1961-05-01), Frazier
patent: 3053308 (1962-09-01), Vanzo et al.
patent: 3127294 (1964-03-01), Porter
patent: 3265549 (1966-08-01), Woodhall et al.
patent: 3692605 (1972-09-01), Cantarutti
patent: 3989564 (1976-11-01), Touchette et al.

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