Resilient tires and wheels – Tires – resilient – Pneumatic tire or inner tube
Patent
1986-08-04
1989-05-09
Ball, Michael W.
Resilient tires and wheels
Tires, resilient
Pneumatic tire or inner tube
57902, D02G 348
Patent
active
048280011
ABSTRACT:
A steel cord comprises at least nine filaments which are twisted in substantially the same direction with substantially the same pitch. A coil formed by each filament has a diameter which is variable along the cord central line. Most of the filaments are interwined with one another without forming layers.
REFERENCES:
patent: 2491293 (1949-12-01), Zerr
patent: 3922841 (1975-12-01), Katsumata et al.
patent: 4268573 (1981-05-01), Baillievier
patent: 4333306 (1982-06-01), Yamashita et al.
patent: 4399853 (1983-08-01), Morimoto et al.
patent: 4506500 (1985-03-01), Miyauchi et al.
patent: 4628683 (1986-12-01), Bourgois et al.
patent: 4644989 (1987-02-01), Charvet et al.
Ball Michael W.
Hoch Ramon R.
Toyo Tire & Rubber Co., Ltd.
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