Roller bearing device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 3, 2001
Grant Date -
N/A
app pub date -
Oct 28, 1999
filing date -
Oct 28, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A traveler comprises a track with two lateral side grooves and a top surface, and a car slideably held on the track. The car has first and second lateral side portions, with bearing means in each portion for engaging respective of the track side grooves. The car further has thrust bearings removably held in a race in a car center portion for engaging the track top surface when the car may be tilted towards one or the other lateral sides, as may occur when the car is under a load from that lateral side.
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