Patents by Inventor Anabel Catrin HENGELMANN

Anabel Catrin HENGELMANN 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).

  • Sleeper block unit for railway track systems
    Patent number: 10351999
    Abstract: A sleeper block unit including a sleeper block and a sleeper shoe that surrounds the latter in its lower area. In the area of the upper edge of the side walls (9) of the sleeper shoe, a surrounding sealing collar (14) of an elastic material is arranged which sealingly connects the sleeper block to the sleeper shoe. The sealing collar (14) includes an upper edge section (15), a lower edge section (16), and a lateral section (17) arranged therebetween. In the area of the upper edge of the side walls (9) of the sleeper shoe (3), a surrounding bead (11) is externally arranged which is sealingly overlapped by the lower edge section of the sealing collar (14).
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: July 16, 2019
    Assignee: SONNEVILLE AG
    Inventors: Peter Laborenz, Anabel Catrin Hengelmann
  • SLEEPER BLOCK UNIT FOR RAILWAY TRACK SYSTEMS
    Publication number: 20170260697
    Abstract: A sleeper block unit including a sleeper block and a sleeper shoe that surrounds the latter in its lower area. In the area of the upper edge of the side walls (9) of the sleeper shoe, a surrounding sealing collar (14) of an elastic material is arranged which sealingly connects the sleeper block to the sleeper shoe. The sealing collar (14) includes an upper edge section (15), a lower edge section (16), and a lateral section (17) arranged therebetween. In the area of the upper edge of the side walls (9) of the sleeper shoe (3), a surrounding bead (11) is externally arranged which is sealingly overlapped by the lower edge section of the sealing collar (14).
    Type: Application
    Filed: January 11, 2016
    Publication date: September 14, 2017
    Inventors: Peter LABORENZ, Anabel Catrin HENGELMANN