Patents by Inventor Torsten Kappenstein

Torsten Kappenstein 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).

  • Method and device for separating wound tubes having welded parts
    Patent number: 10589331
    Abstract: A method and a device for separating a wound tube (1) which includes interlocking windings (11, 12, 13, 14) of a metal strip (2) are provided, the wound tube (1) is welded in a predetermined axial region (10) and is then severed within the region (10) in a radial plane (6). The method furthermore defines that the wound tube (1) is axially compressed in the predetermined region prior to welding, such that the windings (11, 12, 13, 14) bear against one another in the region (10), and the welding is carried out along a predetermined number of turns (11, 12) in the region (10).
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: March 17, 2020
    Assignee: Witzenmann GmbH
    Inventors: Torsten Kappenstein, Gerald Kolbe, Stefan Schnell
  • METHOD AND DEVICE FOR SEPARATING WOUND TUBES HAVING WELDED PARTS
    Publication number: 20150217352
    Abstract: A method and a device for separating a wound tube (1) which includes interlocking windings (11, 12, 13, 14) of a metal strip (2) are provided, the wound tube (1) is welded in a predetermined axial region (10) and is then severed within the region (10) in a radial plane (6). The method furthermore defines that the wound tube (1) is axially compressed in the predetermined region prior to welding, such that the windings (11, 12, 13, 14) bear against one another in the region (10), and the welding is carried out along a predetermined number of turns (11, 12) in the region (10).
    Type: Application
    Filed: June 7, 2013
    Publication date: August 6, 2015
    Applicant: WITZENMANN GmbH
    Inventors: Torsten Kappenstein, Gerald Kolbe, Stefan Schnell