Sanitary removable impeller hub and method
AssigneeSPX Corporation
InventorsXiaobing Hu, Robert Blakley, Rory Heinlein
Life of this patent
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Abstract
A hub mounting assembly for mounting a plurality of impellers onto a shaft has a first hub ring and a second hub ring. A first key piece is adapted to engage with the shaft and engage with at least one of the hub rings, and a first lock pin is adapted to engage with the shaft and engage with at least one of the hub rings. In the installed state, the first hub ring is adapted to be fastened to the second hub ring, to trap the key piece and lock pin in a position so that the hub rings together form a hub that is locked against rotation and axial movement with respect to the shaft.
Claims20
A hub mounting assembly for mounting a plurality of impellers onto a shaft, comprising:
- a first hub ring;
- a second hub ring;
- a first key piece adapted to engage with the shaft and engage with at least one of the hub rings;
- and
- a first lock pin adapted to engage with the shaft and engage with at least one of the hub rings, wherein the first hub ring is adapted to be fastened to the second hub ring, to trap the key piece and lock pin in a position so that the hub rings together form a hub that is locked against rotation and axial movement with respect to the shaft.
A hub mounting assembly for mounting a plurality of impellers onto a shaft, comprising:
- a first hub ring;
- a second hub ring;
- a first engaging means adapted to engage with the shaft and engage with at least one of the hub rings;
- and
- a second engaging means adapted to engage with the shaft and at least one of the hub rings, wherein the first hub ring is adapted to be fastened to the second hub ring, to trap the first engaging means and the second engaging means in a position so that the hub rings together form a hub that is locked against rotation and axial movement with respect to the shaft.
A method for attaching a plurality of impellers to a shaft, comprising:
- installing a first hub ring at a location on the shaft;
- installing a key piece into engagement with the shaft;
- installing a lock pin into engagement with the shaft;
- and
- fastening a second hub ring to the first hub ring.
Dependencies are inferred from the claim text.