Endless belt power transmission systems or components – Positive drive pulley or guide roll – Having nonmetallic component
Patent
1997-12-03
1999-11-09
Graysay, Tamara L.
Endless belt power transmission systems or components
Positive drive pulley or guide roll
Having nonmetallic component
474156, 474151, F16H 5506
Patent
active
059804084
ABSTRACT:
A chain wheel for a chain drive with a chain wheel comprising a damping rim of elastically deformable material at at least one axial side of said chain wheel, said damping rim including circumferentially alternating elevations, each with a peak portion and indentations, of which said elevations are intended for a radial overlap contact with straps or side bars of a chain engaging into teeth and tooth spaces of a toothing comprising in each tooth space inlet and exit profiles and an intermediate roll bed, the peak portion of each elevation being arranged within a circumferentially limited portion of said chain wheel that is defined by a reference plane containing the chain wheel axis and the center of curvature of said roll bed and by the extension of said entry profile in the tooth space.
REFERENCES:
patent: 1808369 (1931-06-01), Munroe
patent: 4227422 (1980-10-01), Kawashima et al.
patent: 4261214 (1981-04-01), Watanabe et al.
patent: 4348199 (1982-09-01), Oonuma et al.
patent: 5224903 (1993-07-01), Langhof et al.
Charles Marcus
Graysay Tamara L.
Joh. Winklhofer & Soehne GmbH & Co. KG
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