Patents by Inventor Willy GROB

Willy GROB 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).

  • Metallic card clothing
    Patent number: 10145031
    Abstract: A card clothing wire (1) for use on drums in cards has a root (2) and a blade (3) having an overall height of the wire (h1) of 1.5 mm to 5 mm. The blade (3) is provided with teeth (4) having a tooth depth (h6) of 0.35 mm to 1.0 mm, and having a tooth pitch (p) of 1.5 mm to 3 mm. The teeth (4) have a tip surface (7), a back surface (8) having a back angle (?), and a tooth face surface. The back angle (?) is 40° to 20° and each tooth (4) has a first tip (5) and a second tip (6) and the tip surface (7) has at least one elevation (9).
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: December 4, 2018
    Assignee: Graf + Cie AG
    Inventor: Willy Grob
  • All-Steel Card Clothing
    Publication number: 20180135208
    Abstract: A card clothing wire (1) for use on drums in carding machines has a base (2) and a blade (3) formed on the base, the base and blade having a total height of the wire (h1) of 1.5 mm to 5 mm. The blade (3) has teeth (4), wherein each tooth (4) includes a first tooth tip (5) having a tooth depth (h6) of 0.3 mm to 1.0 mm; a tooth pitch (p) of 1.4 mm to 2.5 mm; a back face with a back angle (?1) of 50 to 80 angle degrees; and a tooth front face with a working angle (?). Each tooth (4) further includes a second tooth tip (6) formed at a tip spacing (a) from the first tooth tip (5), the second tooth tip (6) having a back face with a back angle (?2) of 50 to 80 angle degrees.
    Type: Application
    Filed: November 16, 2017
    Publication date: May 17, 2018
    Inventor: Willy Grob
  • Metallic Card Clothing
    Publication number: 20170137973
    Abstract: A card clothing wire (1) for use on drums in cards has a root (2) and a blade (3) having an overall height of the wire (h1) of 1.5 mm to 5 mm. The blade (3) is provided with teeth (4) having a tooth depth (h6) of 0.35 mm to 1.0 mm, and having a tooth pitch (p) of 1.5 mm to 3 mm. The teeth (4) have a tip surface (7), a back surface (8) having a back angle (?), and a tooth face surface. The back angle (?) is 40° to 20° and each tooth (4) has a first tip (5) and a second tip (6) and the tip surface (7) has at least one elevation (9).
    Type: Application
    Filed: March 24, 2016
    Publication date: May 18, 2017
    Inventor: Willy Grob
  • Carding-Flat Bar for a Card
    Publication number: 20090288273
    Abstract: A carding-flat bar for a card includes a base body and is provided with a card clothing and at least one fixing device for the card clothing. The fixing device for the card clothing is formed by a clamping rail, which can be released in a non-destructive manner.
    Type: Application
    Filed: May 19, 2009
    Publication date: November 26, 2009
    Applicant: Graf & Cie AG
    Inventor: Willy GROB