Bearing assembly

Details Bearing assembly Bearing assembly

1979-08-20

1981-04-07

Schmidt, Frederick R.

Cutlery

175371, 308174, 308230, F16C 1900

Patent

active

042602025

ABSTRACT:
A bearing assembly, for a drive shaft connected to an in-hole motor rotor to drive a bit and a housing connected to the motor stator has sets of oppositely acting thrust bearings having corresponding members of bearings and parts at opposite sides of a thrust member on the shaft. Plural sets of thrust bearings are shown between spaced radial bearings to optimize load distribution.

REFERENCES:
patent: 4198104 (1980-04-01), Crose

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