Many types of rotating machines such as pumps, electric motors, fans, generators, blowers, small turbines and gearboxes operate using two axially grooved, oil ring lubricated bearings. ..
Many types of rotating machines such as pumps,
electric motors, fans, generators, blowers, small turbines
and gearboxes operate using two axially grooved, oil ring
lubricated bearings. These bearings receive their lubrication
by means of an "oil ring" that surrounds the shaft journal
and hangs into the oil reservoir. When the shaft rotates, the
oil ring rotates, drags oil up from the sump and deposits a
portion of the adhering oil from the ring onto the journal to
lubricate the bearing.
Amazingly, little development and analysis have
been conducted and published on this type of bearing,
especially in view of the huge num
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