Endless belt power transmission systems or components – Friction drive belt – Including fabric web
Patent
1995-11-20
1998-04-21
Schoeppel, Roger J.
Endless belt power transmission systems or components
Friction drive belt
Including fabric web
F16G 128
Patent
active
057411980
ABSTRACT:
A toothed belt includes a back rubber in which is embedded a tensile body, and toothed rubber, wherein a toothed sheet is glued on an exposed toothed surface of the toothed rubber. The back rubber and the toothed rubber are formed such that a rubber composition, which compounds partial hydrogenated nitrile rubber with iodine having a value of from 12 to 20, a sulfur-based crosslinking agent and a vulcanization accelerator, is cured and molded, wherein a vulcanization accelerator is compounded in a specified ratio of tellurium dithiocarbamate compound, zinc dithiocarbamate compound, tetramethylthiuram disulfide and tetraethylthiuram disulfide.
REFERENCES:
patent: 3784427 (1974-01-01), Griffin
patent: 4012332 (1977-03-01), Behrens
patent: 5342252 (1994-08-01), Fujiwara et al.
patent: 5387160 (1995-02-01), Nakajima et al.
patent: 5569719 (1996-10-01), Hayashi et al.
HOOK, Advantages of the use of ultra-accelerators in rubber acceleration, Hule Mex. Plast., 8-10, Dec. 1983.
Fujiwara Toru
Itoh Yoshinori
Tomobuchi Masato
Schoeppel Roger J.
Tsubakimoto Chain Co.
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