Title: Tire building drum

Abstract: A tire building drum having simple economical means for expanding both drum shoulders and bead-locating fingers as well as for convenient and simple adjustment of the length of the drum between shoulders. Air for inflating pairs of ply-turnup bladders is supplied externally by way of an air ring on the drum shaft from an externally mounted air manifold.

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Inventors: Kubinski, Donald C. (Wadsworth, OH, US)
Riggs, Robert S. (Stow, OH, US)

Application Number: 578282
Filing Date: 1975-05-16
Publication_date: 1977-03-01
Assignee: The Goodyear Tire & Rubber Company (Akron, OH)
Primary Class(es): 156/415 156/420
Other Classes:
US Patent Ref:

2583650	Jan, 1952	Hodgkins	156/420.
2603581	Jul, 1952	Ericson et al.	156/420.
3160545	Dec, 1964	Burton	156/415.
3536566	Oct, 1970	Frazier et al.	156/420.
3560301	Feb, 1971	Cantarutti	156/415.
3687779	Aug, 1972	Folden et al.	156/401.
3721600	Mar, 1973	Cantarutti	156/418.
3816218	Jun, 1974	Felten	156/398.
3867231	Feb, 1975	Casey	156/420.

Other Refs:
Primary Examiner: Van Horn, Charles E.
Assistant Examiner: Kittle, John E.
Attorney: Brunner; F. W., Washburn; R. S.