Endless belt power transmission systems or components – Friction drive belt – Including discrete embedded fibers
Patent
1994-08-09
1995-06-20
Buiz, Michael Powell
Endless belt power transmission systems or components
Friction drive belt
Including discrete embedded fibers
474268, F16G 110
Patent
active
054256810
ABSTRACT:
An endless power transmission belt construction, cord therefor and methods of making the same are provided, the cord having the yarns and the plies thereof respectively twisted on a 2 for 1 twister so as to cause the longitudinal axes of the fiber filaments to be disposed generally in the longitudinal direction of the cord with the denier of the fiber filaments of each yarn being approximately 1500, the twist multiplier for the three plies being 3.7687 as the three plies are twisted together at a rate of approximately 2.9 turns per linear inch of the cord, the twist multiplier for the two yarns being 3.6765 as the two yarns for each ply are twisted together at a rate of approximately 4.9 turns per linear inch of that ply, and the fiber filaments comprising p-aramid that comprises co-poly(paraphenylene/3,4' oxydiphenylene terephthalamide).
REFERENCES:
patent: 4083260 (1978-04-01), Carlson et al.
patent: 4832673 (1989-05-01), Nagai et al.
patent: 5120280 (1992-06-01), Nizuno et al.
patent: 5209961 (1993-05-01), Yokoi
patent: 5230667 (1993-07-01), Nakajima et al.
Buiz Michael Powell
Dayco Products Inc.
Tassone Joseph V.
LandOfFree
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