Patent ID: 11944946
Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 4:
5. A magnetic impeller comprising:
a magnetic element;
a rotatable element comprising a post and enclosing the magnetic element, wherein the rotatable element has a proximal end, an opposite distal end, and a contact flange disposed on a surface of the distal end, the contact flange comprising at least two ribbed portions an overmolded ring disposed about a perimeter of the rotatable element and sealing two base portions of the rotatable element together while encapsulating the magnetic element within the rotatable element; and
a plurality of blades comprising first and second blades capable of rotation with the rotatable element to maintain their relative positional relationship, wherein the first blade is disposed above the second blade, and a plug adapted to retain the plurality of blades on the post, wherein the magnetic impeller is adapted to mix a fluid retained within a vessel.