Sealing structure in a motor for magnetic discs

Details Sealing structure in a motor for magnetic discs Sealing structure in a motor for magnetic discs

1987-09-09

1989-05-02

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

277 3, 384478, 384488, H02K 708

Patent

active

048271683

ABSTRACT:
A sealing structure for use in efficiently and effectively preventing the egress of grease aerosol particles from a motor. The seal comprises forming a high speed air flow at an outer end of a bearing assembly of the motor, which air flow will not permit the passage of such aerosol particles outside the bearing assembly.

REFERENCES:
patent: 2011192 (1935-08-01), Comstock
patent: 2929944 (1960-03-01), Shewmon
patent: 3183592 (1980-01-01), Sudo
patent: 4458228 (1984-07-01), Baumgartner
patent: 4703209 (1987-10-01), Wrobel

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