High-precision spindle assembly for a davenport automatic...

Details High-precision spindle assembly for a davenport automatic... High-precision spindle assembly for a davenport automatic...

2006-05-02

2006-05-02

Footland, Lenard A. (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

C384S613000

Reexamination Certificate

active

07036991

ABSTRACT:
A spindle assembly (20) adapted to be mounted on the rotatable head (21) of a Davenport® multi-spindle automatic screw machine, broadly includes a one-piece outer spindle (38), a seal member (39), a front bearing assembly (40A,40B,40C), a front bearing retainer nut (41) forming with the seal member a tortuous passageway (85), a two-part spacer (37), a rear bearing assembly (44A,44B), and a rear bearing retainer nut (45).

REFERENCES:
patent: 3947078 (1976-03-01), Olsaker
patent: 5205376 (1993-04-01), Nowak

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