Patents by Inventor Anders L. Sandell

Anders L. Sandell 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).

  • Lifting appliance, especially for a patient lifting device
    Patent number: 5348273
    Abstract: A lifting appliance, especially for a patient lifting device, comprises a telescopic column (10) having a carriage (22) which is reciprocable in the longitudinal direction of the column under the action of the telescopic extension and retraction motions of the column. The appliance comprises safety means (37) which are adapted to stop the telescopic motions of the column, in case of defects in the power transmission between a driving motor (15) producing the telescopic motions of the column, and the carriage (22), or if the carriage (22) or a lifting means connected therewith should be stopped by some object in its downward motion.
    Type: Grant
    Filed: July 20, 1993
    Date of Patent: September 20, 1994
    Assignee: Arjo Hospital Equipment AB
    Inventors: Anders L. Sandell, Leif B. Sonesson, Bo G. Persson