Method and apparatus for tire carcass positioning on a drum
US6673183B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 31, 2001 |
| Grant date | Jan 6, 2004 |
| Priority date | — |
| Expiry date | Sep 6, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D30/246
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
In accordance with one aspect of the present invention there is provided improved means for centering of a green vehicle tire carcass on a shaping drum. “Centering” as used herein and unless otherwise stated or obvious from the context of its use, includes positioning of the bead ring-containing. opposite ends of a carcass substantially equidistantly from the centerplane of the drum and substantially radially equidistant from, and substantially concentric about, the rotational axis of the drum. In one embodiment, the shaping drum includes first and second pluralities of lateral positioning shoes disposed about the outer circumference of thedrum, these pluralities of shoes being disposed on opposite sides of the lateral centerplane of the drum, and first and second pluralities of bidirectional (radial and lateral) positioning wheels, the pluralities of wheels also being disposed about the outer circumference of the drum, on opposite sides of the lateral centerplane of the drum, and between respective ones of the pluralities of shoes and the lateral centerplane of the drum. These shoes and wheels are selectively positionable laterally and radially of the drum to effect ce…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.