Patents by Inventor Hugo Biberstein

Hugo Biberstein 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: 20070137000
    Abstract: The invention relates to elements for a carding machine, which maintain the desired surface shape during a specific production following a possible warm-up phase when producing card slivers while ensuring the same distance between the roller fittings and the opposite element across the entire operating width of the roller.
    Type: Application
    Filed: April 6, 2004
    Publication date: June 21, 2007
    Inventors: Othmar Bachmann, Martin Tobler, Hugo Biberstein
  • Patent number: 5237726
    Abstract: An apparatus and method for filling textile material into containers having an elongate cross-section, contemplates suspending each container by releasable holder elements secured to displacement devices. Advantageously further provided for each container, during the filling operation, is an external elevation positioning device which can be releasably coupled with the container to be filled with textile material. A displacement device moves the container which is being filled beneath a coiler to deposit loops of the textile material into the container. A device serves to automatically remove the filled containers and a further device delivers empty containers which are to filled.
    Type: Grant
    Filed: May 17, 1991
    Date of Patent: August 24, 1993
    Assignee: Maschinenfabrik Rieter AG
    Inventors: Niklaus Gartenmann, Hugo Biberstein, Marcel Siegenthaler