Second stage tire building machine utilizing bladderless former

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Tire body building type

Patent

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Details

156135, 156415, B29D 3026

Patent

active

060125004

ABSTRACT:
A bladderless former sleeve (100) is disclosed for a bladderless second stage tire building machine (102) having at least one bead lock assembly (116), the bead lock assembly (116) having an annular clamp (114) with an annular groove (112). The sleeve (100) includes an annular main body (104) having first (106) and second (108) ends, the main body (104) having a thickness. A bead (110) is attached to the annular main body (104) at the first end (106). The bead (110) has a thickness substantially greater than the thickness of the main body (104) at the second end (108). The bead (110) is sized to fit snugly within the groove (112) of the clamp (114). The main body (104) of the sleeve (100) is sized to substantially cover the bead lock assembly (116) or at least the bead lock shoes (120) of the machine (102) during operation of the machine when the bead lock shoes (120) are in a fully expanded position.

REFERENCES:
patent: 3402090 (1968-09-01), Henley
patent: 4229246 (1980-10-01), Vanderzee
patent: 4325764 (1982-04-01), Appleby et al.
patent: 4402783 (1983-09-01), Enders
patent: 4472233 (1984-09-01), Fukamachi et al.
patent: 5254204 (1993-10-01), Miyanaga et al.
patent: 5268057 (1993-12-01), Nojiri et al.

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