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US 2017/0282472 A1Published application
Bead core formation device
AssigneesFuji Seiko Co., Ltd., Fuji Shoji Co., Ltd.
InventorHIDETOSHI SHIBUYA
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Abstract
A bead core formation apparatus includes a rubber coating device that coats a circumferential surface of a steel wire with rubber, and two cooling rollers around which the rubber-coated wire, which is a steel wire coated with rubber, is wound. The second roller includes a first groove and a second groove around which the rubber-coated wire located at a downstream side of the first groove is wound. The diameter LB of a portion including the second groove is smaller than the diameter LC of a portion including the first groove.
Claims5
A bead core formation apparatus comprising:
- a rubber coating device that coats a circumferential surface of a steel wire with rubber;
- and
- cooling rollers around which the steel wire coated with rubber is wound, wherein
- the cooling rollers each have a circumferential surface including a first groove and a second groove arranged in an axial direction of the corresponding cooling roller,
- the steel wire located at a downstream side of the first groove is wound around the second groove, and
- in at least one of the cooling rollers, a portion including the second groove has a smaller diameter than a portion including the first groove.
3 more elements
Dependencies are inferred from the claim text.