Method for making a poly-V grooved pulley with interior ribs

Details Method for making a poly-V grooved pulley with interior ribs Method for making a poly-V grooved pulley with interior ribs

1985-03-08

1987-03-31

Echols, Percy W.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

474170, E21K 142

Patent

active

046531653

ABSTRACT:
An inner surface of a cylindrical flange wall of a poly-V pulley is provided with a plurality of ribs in the longitudinal or axial direction of the cylindrical flange wall for strengthing the cylindrical flange wall.

REFERENCES:
patent: 2200245 (1940-05-01), Schultz, Jr.
patent: 3407638 (1968-10-01), Greis et al.
patent: 3772928 (1973-11-01), Gobeille
patent: 3977264 (1976-08-01), Sproul
patent: 4098137 (1978-04-01), Yaros
patent: 4197756 (1980-04-01), Yaros
patent: 4313323 (1982-02-01), Kanemitsu
patent: 4487048 (1984-12-01), Frei

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