Lightweight V-grooved pulley

Details Lightweight V-grooved pulley Lightweight V-grooved pulley

1992-06-22

1994-04-12

Bui, Thuy M.

Endless belt power transmission systems or components

Friction drive pulley or guide roll

164481, F16H 5536

Patent

active

053021576

ABSTRACT:
A lightweight V-grooved pulley obtained from a metal plate and having a cylindrical member with one open end, the cylindrical member having a circumferential surface formed with at least one groove having a substantially V-shaped section is provided in which the material of the metal plate consists of an aluminum alloy containing 2 to 6 wt% of Mg, at least one of 0.005 to 0.2 wt % of Ti, and 0.0005 to 0.02 wt % of B, impurities containing not more than 0.2 wt % of Si, not more than 0.2 wt % of Fe, and not more than 0.5 wt % of Zn, and a balance consisting of Al and an inevitable impurity, and an anodized film is formed on a region including the groove. The material of the metal plate may additionally contain at least one element selected from the group consisting of 0.01 to 2.0 wt % of Cu, 0.02 to 1.0 wt % of Cr, and 0.01 to 0.3 wt % of Zr.

REFERENCES:
patent: D308013 (1990-05-01), Kanemitsu
patent: 4483751 (1984-11-01), Murayama et al.
patent: 4518374 (1985-05-01), Kanemitsu
patent: 4537243 (1985-08-01), Hazelett et al.
patent: 4614224 (1986-09-01), Jeffrey et al.
patent: 5049029 (1991-09-01), Mitsui et al.
patent: 5147248 (1992-09-01), Lewis et al.

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