Patents by Inventor Ulrich Schmidt-Doepper

Ulrich Schmidt-Doepper 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).

  • Device and method for pneumatically feeding a feeding chute
    Patent number: 5337455
    Abstract: A device is provided for feeding fiber material into a textile machine, comprising a horizontal transport channel (10), a feeding chute (2) branching vertically downward from the transport channel (10), an air-collecting chamber (3) separated by an air-permeable intermediate wall (9) from the feeding chute (2) connected with the transport channel (10), the air collecting chamber (3) being provided with a closable blow-off opening for discharging the flow of transport air, and a fiber transport device (18) at the lower end of the feeding chute (2), wherein at least one blow-off opening (6) is arranged at the lower end of the air-collecting chamber, alternately suddenly blowing off or shutting off the flow of transport air (7).
    Type: Grant
    Filed: August 29, 1991
    Date of Patent: August 16, 1994
    Assignee: Hergeth Hollingsworth GmbH
    Inventors: Akiva Pinto, Guenter Lucassen, Ulrich Schmidt-Doepper, Ulrich Hartmann, Winfried Heuermann