Thrust bearing device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 8, 1992
Grant Date -
N/A
app pub date -
May 14, 1991
filing date -
May 14, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A thrust bearing device for a motor comprises a housing of the motor, a thrust plate disposed in the housing and in contact with an end of a motor shaft, a spring for energizing the motor shaft through the thrust plate, and the housing is formed with a stepped portion for restricting movement of the thrust plate within a predetermined small range. According to this invention, it is possible to improve the durability and the reliability of the motor.
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Cited Art Landscape
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