B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
18/187
B29D 30/48 (2006.01) B29D 30/32 (2006.01) B60C 15/00 (2006.01)
Patent
CA 2028482
An apparatus (1) for manufacturing automotive tire beads (2) wherein a pair of mandrels (3) for forming respective beads (2) each present an inner ring (9) which defines part of a drum (6) for winding a continuous metal wire (7) constituting the respective bead (2), and consists of two coaxial annular bodies (10, 11) designed to move between a detached and mated position; and an outer grip ring (52) consisting of a number of segments (55) designed to move back and forth in relation to the inner ring (9); which segments (55) are carried on an annular support (51) designed to move both transversely, between a position coaxial with the respective inner ring (9) and a position coaxial with a tire building drum(54), and axially along the tire building drum (54).
Giorgetti Carlo
Siegenthaler Karl J.
Bridgestone/firestone Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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