Wheel bearing protection apparatus
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United States of America Patent
Stats
-
Nov 18, 1986
Grant Date -
N/A
app pub date -
Jul 22, 1985
filing date -
Jul 22, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The rotatable guide wheel of a transit vehicle is supported by a vertical stationary shaft by at least one main support bearing. Upon failure of that main support bearing the guide wheel shifts position for operation with one of a sleeve bearing coupled with the shaft and a thrust bearing coupled with the shaft below the guide wheel.
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