Patents by Inventor Alexander Huemmeler

Alexander Huemmeler 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).

  • Sealing device for pipe connectors discharging into a vessel, in particular a steam generator
    Patent number: 4850600
    Abstract: A sealing device for pipe connectors discharging into a vessel includes a retaining ring having a flange and being disposed at the mouth of the pipe connector and tightly joined to the wall of the vessel. A rigid disk closes off the opening of the pipe connector. A seal is disposed between the rigid disk and the flange. Fast-action clamping elements extend through slits formed in the rigid disk and slits formed in the retaining ring. The fast-action clamping elements are supported on the disk and locked and braced on the retaining ring for securing the rigid disk to the flange with the interposition of the seal.
    Type: Grant
    Filed: December 2, 1987
    Date of Patent: July 25, 1989
    Assignee: Siemens Aktiengesellschaft
    Inventors: Erich Kaetscher, Jakob Stauner, Alexander Huemmeler