Inventors:
Bruce A. Killough - Corning NY
Assignee:
Corning Incorporated - Corning NY
International Classification:
B01F 1308, B01F 718
Abstract:
A paddle shaft assembly having adjustable-pitch paddles for use in a magnetic stirring apparatus. The paddle assembly is particularly useful for magnetic stirring apparatus used for suspending cell, or tissue, cultures in a growing medium. The paddle shaft assembly includes an upper support shaft lockable to a lower support shaft for allowing the assembly to be mounted within a magnetic stirring vessel closure. The lower shaft includes a bore for accommodating removable stirring magnets. The paddle shaft assembly further includes removable paddle members having a hollow body sized and configured to be positionable within a 360 degree arc upon end portions of stirring magnets.