Patents by Inventor Rudolf Semler

Rudolf Semler 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).

  • Publication number: 20130086857
    Abstract: Device for a firestop collar, including an anchoring element and an expansion element The anchoring element serves to anchor the device to a substrate, and the expansion element is intended to interact with the firestop collar. The expansion element is made of intumescent material and is arranged between the anchoring element and the firestop collar in such a way that it is in contact with the firestop collar.
    Type: Application
    Filed: September 20, 2012
    Publication date: April 11, 2013
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario PAETOW, Rudolf Semler
  • Publication number: 20130086856
    Abstract: The anchoring element serves to anchor the bracket to a substrate, and the pressure element is intended to interact with the firestop collar. The pressure element can be moved relative to the anchoring element. An expansion element made of intumescent material is arranged between the anchoring element and the pressure element.
    Type: Application
    Filed: September 20, 2012
    Publication date: April 11, 2013
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Rudolf Semler
  • Publication number: 20050257460
    Abstract: A fire protection material (10) for protecting conduits (20), such as cable channels or pipes, has a matrix (11) which is formed of a plastic material shrinkable under action of heat and into which inclusions (12) of an active fireproof material are embedded.
    Type: Application
    Filed: May 12, 2005
    Publication date: November 24, 2005
    Inventor: Rudolf Semler