Endless belt power transmission systems or components – Positive drive belt – Drive surfaces on belt formed in or interconnected by...
Patent
1983-11-21
1987-03-24
Leppink, James A.
Endless belt power transmission systems or components
Positive drive belt
Drive surfaces on belt formed in or interconnected by...
474267, 57237, F16H 128
Patent
active
046522522
ABSTRACT:
A toothed belt that has a tensile member of spirally wound cord where the operating pitch line of the belt is at least partially established by the cord which is made by twisting together at least two substantially zero twist, unequal denier yarn ends to form a ply, and twisting at least two of such piles together in the opposite direction to form the cord.
REFERENCES:
patent: 3977172 (1976-08-01), Kerawalla
patent: 4392842 (1983-07-01), Skura et al.
patent: 4498891 (1985-02-01), Mashimo et al.
Dutton Roger W.
Westhoff William L.
Bui Thuy M.
Castleman, Jr. C. H.
Grassler Frank P.
Leppink James A.
Oberg, Jr. H. W.
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