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US 4,728,202 AGranted
Shaft locking collar for bearing assemblies
AssigneeEmerson Electric Co.
InventorAlbert M. LaRou
Life of this patent
Estimating the term…
Abstract
A two part locking collar for bearing assemblies which is received around axial fingered ends of the bearing's inner race and drawn together by differential screws, each having a part of one thread and a part of a different thread.
Claims4
A bearing assembly comprising:
- an inner and an outer race, each race having a raceway;
- anti-friction means between said races and contacting said raceways;
- said inner race being cylindrical, having a slotted extension which form fingers, and being adapted to receive a shaft to be connected thereto;
- means connecting said inner race to said shaft comprising a two part collar encircling said inner race slotted extension;
- said collar parts each having a pair of threaded openings with each opening in one part being concentric with a corresponding opening in the other part;
- and
- a pair of differential screws, one screw being received in each pair of concentric openings, each screw having a body with one portion of one thread size and a portion with a different thread size, whereby tightening said screws draws said collar parts together to compress said fingers toward said shaft to lock said bearing thereto.
4 more elements
Dependencies are inferred from the claim text.