Rubber reinforcing cord and rubber product employing the same

Textiles: spinning – twisting – and twining – Strand structure – Covered or wrapped

Reexamination Certificate

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Details

C057S232000

Reexamination Certificate

active

07080500

ABSTRACT:
A rubber reinforcing cord having high flexural fatigue resistance and high dimensional stability is provided and a rubber product such as a rubber belt employing the cord is provided. The cord includes a fibrous core and a plurality of subsidiary strands which are disposed around the fibrous core and each of which is twisted by a primary twist, in which the fibrous core and the subsidiary strands are twisted together by a final twist. The direction of the primary twist of the subsidiary strands and the direction of the final twist are the same and the fibrous core is twisted by a primary twist in a direction opposite to the direction of the primary twist of the subsidiary strands. A rubber product is reinforced with the rubber reinforcing cord.

REFERENCES:
patent: 3029590 (1962-04-01), Caroselli et al.
patent: 5130193 (1992-07-01), Ikeda
patent: 55-84432 (1980-06-01), None
patent: 59-15780 (1984-05-01), None
patent: 61-71204 (1986-04-01), None
patent: 0 329 593 (1989-08-01), None
patent: 2-145829 (1990-06-01), None
patent: 9-76707 (1997-03-01), None
patent: 10-297210 (1998-11-01), None
patent: 2003-41447 (2003-02-01), None

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