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US 8,182,409 B2Granted
Centrifuge comprising magnetically coupled rotating basket
AssigneeThe Western States Machine Company
InventorJeffrey R. Hoffmann
Life of this patent
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Abstract
Embodiments of a centrifuge comprise a housing, a rotatable shaft extending upwardly into the housing and comprising a rare earth metal magnet disposed adjacent an upper surface of the rotatable shaft and a centrifuge basket configured to rotate with the rotatable shaft and magnetically coupled to the rare earth metal magnet of the rotatable shaft.
Claims18
A centrifuge comprising:
- a housing;
- a rotatable shaft extending upwardly into the housing and comprising a rare earth metal magnet disposed adjacent an upper surface of the rotatable shaft;
- and
- a centrifuge basket configured to rotate with the rotatable shaft and magnetically coupled to the rare earth metal magnet of the rotatable shaft;
- wherein the rotatable shaft comprises a motorized shaft and an adaptor shaft rotatable therewith, the motorized shaft being disposed at least partially within a bore of the adaptor shaft, wherein the adaptor shaft comprises the rare earth metal magnet configured to magnetically couple to the centrifuge basket.
2 more elements
A centrifuge comprising:
- a housing;
- a rotatable shaft extending upwardly into the housing, wherein the rotatable shaft comprises a slot on at least one surface and a rare earth metal magnet disposed adjacent an upper surface of the rotatable shaft;
- a centrifuge basket configured to rotate with the rotatable shaft, wherein the centrifuge basket comprises a slot on at least one surface and a metallic component magnetically coupled to the rare earth metal magnet of the rotatable shaft;
- and
- a locking insert being configured to prevent the rotation of the rotatable shaft relative to the centrifuge basket when the locking insert is disposed inside a locking receptacle, formed when the rotatable shaft slot and the centrifuge basket slot are aligned.
2 more elements
Dependencies are inferred from the claim text.