Silent chain having improved noise reduction

Details Silent chain having improved noise reduction Silent chain having improved noise reduction

1993-01-29

1993-12-07

Bui, Thuy M.

Endless belt power transmission systems or components

Positive drive belt

Belt formed of rigid links

F16G 122

Patent

active

052679101

ABSTRACT:
Noise reduction in a silent chain is achieved by forming the majority of the toothed link plates with modified tooth profiles having a circular concave portion conforming t the shape of the teeth of the sprocket engaged by the chain, and a circular convex portion near the tip, the center of curvature of the convex portion being on the dedendum side of the pitch line. Additional link plates having a different meshing pitch are disposed at irregular intervals along the length of the chain. These additional link plates can have linear of modified tooth profiles.

REFERENCES:
patent: 1727129 (1929-09-01), Morse
patent: 4345904 (1982-08-01), Numazawa et al.
patent: 4759740 (1988-07-01), Cradduck
patent: 4915675 (1990-04-01), Avramidis
patent: 4915676 (1990-04-01), Komeya
patent: 5114384 (1992-05-01), Tsuyama

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