1162056-A2 cites 5 patents.

A tire building apparatus (1) comprises a group of many segments (5) enlarging to pushingly lock a bead portion (Bp) of a green tire, a ring-shaped inner piston (8) engaging with each segment of such a group, a ring-shaped outer piston (9) contacting and engaging with a back face of the inner piston, a cylinder (6) slidably housing the inner piston and the outer piston therein, a pair of gas pressure acting means moving each of the inner piston and outer piston inward or outward in the direction of the axial line, and a stopper formed in the cylinder.

Title
Tire building apparatus
Application Number
EP20010304896 20010605
Publication Number
1162056 (A2)
Application Date
June 5, 2001
Publication Date
December 12, 2001
Inventor
Tokunaga Toshio
JP
Assignee
Bridgestone
JP
IPC
B29D 30/24
B29D 30/20
B29D 30/06
B29D 30/24
B29D 30/36
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