Method of manufacturing a hub for a spindle motor

Details Method of manufacturing a hub for a spindle motor Method of manufacturing a hub for a spindle motor

1991-02-22

1992-12-29

Echols, P. W.

Metal working

Method of mechanical manufacture

Wheel making

2989436, B21K 140

Patent

active

051740257

ABSTRACT:
A spindle motor for rotating a recording medium. A hub having an end wall portion, a cylindrical portion extending from the end wall portion, and a flange extending from the cylindrical portion radially outwardly is formed by forging, drawing or ironing. The recording medium is placed on the flange portion.

REFERENCES:
patent: 1410093 (1922-03-01), Dallmeyer et al.
patent: 1850395 (1932-03-01), Hughes
patent: 4741194 (1988-05-01), Kozyra et al.

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