Patents by Inventor Dietrich Wegener

Dietrich Wegener 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).

  • Patent number: 6273216
    Abstract: An emergency release device for an elevator for persons that includes manually operable drive elements, by which the elevator cage can be moved by way of the elevator drive. The device further includes operating elements by which an operative connection with the elevator drive can be produced and the brake at the elevator drive released. A crank device, a flexible shaft and a switchable crown wheel gear transmission are present as drive elements. The switching or coupling in of the crown wheel gear transmission takes place via a handle with a toggle joint mechanism, a cable pull and an engaging fork. A handle for a remotely actuable brake release by way of a cable pull is present at the crank device.
    Type: Grant
    Filed: September 28, 1999
    Date of Patent: August 14, 2001
    Assignee: Inventio AG
    Inventors: Hans Kocher, Dietrich Wegener