Strand for reinforcing objects made of polymer material

Details Strand for reinforcing objects made of polymer material Strand for reinforcing objects made of polymer material

1988-12-13

1990-11-13

Gallagher, John J.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

57902, 152527, 152556, 428295, 428377, B60C 900

Patent

active

049694979

ABSTRACT:
Strand for application as reinforcement in objects of polymer material comprising at least one core and less than six outside wires arranged round it, the core having an outside diameter larger than the diameter of the circle tangent to each of the outside wires in the hollow space that remains free when their cross-sections have the highest packing density and smaller than the diameter of the outside wires, whereby the outside wires are made of carbon steel wire with a tensile strength of at least 2250-1130 log d N/mm.sup.2, d being the wire diameter in mm.

REFERENCES:
patent: 4176705 (1979-12-01), Russell et al.
patent: 4258543 (1981-03-01), Canevari et al.
patent: 4268573 (1981-05-01), Baillievier
patent: 4328852 (1982-05-01), Poque et al.
Research Disclosure, No. 184, Aug. 1979, blz. 430-431, No. 18441, Industrial Opportunities Ltd., Homewell Havant, Hampshire, GB; "Rubber Articles Reinforced With High Tensile Steel Cord".

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