Patents by Inventor Otto E. Hellekant

Otto E. Hellekant has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Balancing of centrifuge rotors
    Patent number: 4547185
    Abstract: An arrangement for balancing a centrifuge rotor during operation comprises means (5, 8) forming an annular channel (11) which concentrically surrounds the rotational axis of the rotor and in which there are arranged three separately movable balancing bodies (12). The annular channel (11) is partly defined by a slide (8) movable axially by control means (9, 14-17) to and from contact with the balancing bodies (12) for arresting and releasing them in the channel during the rotor operation.
    Type: Grant
    Filed: August 27, 1984
    Date of Patent: October 15, 1985
    Assignee: Alfa-Laval Separation AB
    Inventor: Otto E. Hellekant