Center-free large roller bearing
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United States of America Patent
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-
Dec 24, 1991
Grant Date -
N/A
app pub date -
Aug 16, 1990
filing date -
Aug 17, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A large open-center roller bearing consisting of single or multiple outer and inner rings with rollers rolling over races between the rings, wherein one ring can accommodate an ultrasonic probe and the other ring has a contact surface. The object is to provide a bearing that can be simply and reliably tested by ultrasound. One or more contact surfaces (19, 24, and 25) extend around one or more of the outer surfaces of the ring (2 or 3) being tested.
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