Endless belt power transmission systems or components – Positive drive belt – Drive surfaces on belt formed in or interconnected by...
Patent
1989-01-12
1991-02-19
Bui, Thuy M.
Endless belt power transmission systems or components
Positive drive belt
Drive surfaces on belt formed in or interconnected by...
F16G 128
Patent
active
049939980
ABSTRACT:
A toothed belt power transmission system having a belt tooth configuration and pulley groove configuration providing for clearances between the belt tooth root and pulley groove outer surface, and between the belt tooth tip surface and pulley groove inner surface. A power transmitting surface on a midportion of the tooth has facial engagement with a confronting sidewall surface at the midportion of the pulley groove side surface. Locations of the centers of the different arcuate surfaces of the pulley tooth and belt groove for providing the extended life, low noise operation of the drive are disclosed. A number of different constructions embodying the invention are disclosed.
REFERENCES:
patent: 4515577 (1985-05-01), Cathey et al.
patent: 4840608 (1989-06-01), Araki et al.
Hashimoto Yasuhiro
Hirai Hideo
Kawai Kazumi
Mizuno Takahide
Nagai Takaji
Bui Thuy M.
Mitsuboshi Belting Ltd.
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