Patents by Inventor Werner Siegrist

Werner Siegrist 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: 4357738
    Abstract: A card clothing for carding machines, including a plurality of flexible card wires, which card wires consist of staple shaped wire sections including each a pair of legs integrally connected to each other by the staple crown, which staple legs define the teeth and which staple crown defines the base web of each card wire section, which teeth define lanes extending in the direction of the flow of the material to be carded relative to the card clothing, and which card wires are inserted in a pattern-like arrangement into a card fillet. At least two relative to the direction of material flow consecutively arranged teeth are located relative to each other at a distance extending laterally to said direction of flow which does not exceed the prevailing wire gauge of said card wire. Accordingly, the card clothing comprises no free lanes. The pattern-like arranged teeth define groups arranged consecutively with regard to said material flow.
    Type: Grant
    Filed: August 19, 1980
    Date of Patent: November 9, 1982
    Assignee: Graf & Cie. A.G.
    Inventor: Werner Siegrist