Patents by Inventor Vincentius Antonius Van Bommel

Vincentius Antonius Van Bommel 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: 7854404
    Abstract: The invention discloses a process for refining yarn or sliver having a length of at least 1 meter, including the step of feeding the yarn or sliver and a liquid into a refiner, which includes refiner fillings having a body surrounding a central hole (7), and at least one inlet (1) for the yarn or sliver, and the thus obtained pulp-like materials and its use for making friction materials, paper, and gaskets. In particular, the refiner has a refiner filling (8), wherein the yarn or sliver is fed through an inlet positioned in the refiner filling. The present invention further relates to the refiner filling including at least one, preferably eccentric, inlet for yarn or sliver. The inlet comprises an inlet hole which includes an inclined slope (2) on the outflow side of the inlet, the inclined slope serving to guide the yarn or sliver from the inlet hole to the surface of the refiner filling. The invention further relates to a refiner including such refiner filling.
    Type: Grant
    Filed: April 21, 2007
    Date of Patent: December 21, 2010
    Assignee: Teijin Aramid B.V.
    Inventors: Gerrit Jan Riethorst, Vincentius Antonius Van Bommel, Johannes Willem Dionysius Veeling, Ernst Michael Winkler, Soon Joo Bovenschen
  • Publication number: 20090166453
    Abstract: The invention discloses a process for refining yarn or sliver having a length of at least 1 meter, comprising the step of feeding the yarn or sliver and a liquid into a refiner, which comprises refiner fillings having a body surrounding a central hole (7), and at least one inlet (1) for the yarn or sliver, and the thus obtained pulp-like materials and its use for making friction materials, paper, and gaskets. In particular, the refiner has a refiner filling (8), wherein the yarn or sliver is fed through an inlet positioned in the refiner filling. The present invention further relates to the refiner filling comprising at least one, preferably eccentric, inlet for yarn or sliver. The inlet comprises an inlet hole which comprises an inclined slope (2) on the outflow side of the inlet, the inclined slope serving to guide the yarn or sliver from the inlet hole to the surface of the refiner filling. The invention further relates to a refiner comprising such refiner filling.
    Type: Application
    Filed: April 21, 2007
    Publication date: July 2, 2009
    Applicant: TEIJIN ARAMID B.V.
    Inventors: Gerrit Jan Riethorst, Vincentius Antonius Van Bommel, Johannes Willem Dionysius Veeling, Ernst Michael Winkler, Soon Joo Bovenschen