Patents by Inventor Harald Walther

Harald Walther 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).

  • Iron with surge steam function
    Patent number: 6802141
    Abstract: The second vapor circuit of the second vaporizing chamber has, along the heating element (201), and located at the top of the heating body, a top channel (222) directed from the chamber towards the rear of the sole plate, and connected to the bottom channel (223) going from the rear towards the point of the sole plate, situated under the heating body of the sole plate. The iron has a heating unit (2) with a heater element, this heating unit also having a first vaporizing chamber (210) used for normal ironing, and a second independent vaporizing chamber (220) used for obtaining a surplus of vapor, each of these chambers having a vapor circuit ending in a set of vapor orifices in the sole plate.
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: October 12, 2004
    Assignee: Rowenta Werke GmbH
    Inventor: Harald Walther
  • Iron with surge steam function
    Publication number: 20040025382
    Abstract: The second vapor circuit of the second vaporizing chamber has, along the heating element (201), and located at the top of the heating body, a top channel (222) directed from the chamber towards the rear of the sole plate, and connected to the bottom channel (223) going from the rear towards the point of the sole plate, situated under the heating body of the sole plate. The iron has a heating unit (2) with a heater element, this heating unit also having a first vaporizing chamber (210) used for normal ironing, and a second independent vaporizing chamber (220) used for obtaining a surplus of vapor, each of these chambers having a vapor circuit ending in a set of vapor orifices in the sole plate.
    Type: Application
    Filed: April 22, 2003
    Publication date: February 12, 2004
    Inventor: Harald Walther
  • Steam iron sole-plate with depressions and recess
    Patent number: 5799422
    Abstract: A steam iron with an electrically heated sole-plate, which has numerous steam holes that open in ball-like depressions. The sole-plate has a recess, which is open on the ironing-surface side and is surrounded by the ironing surface. Further steam holes open on the bottom of the recess.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: September 1, 1998
    Assignee: Rowenta-Werke GmbH
    Inventors: Ulrich Demuth, Norbert Voss, Harald Walther
  • Soleplate for laundry iron
    Patent number: D634500
    Type: Grant
    Filed: May 17, 2010
    Date of Patent: March 15, 2011
    Assignee: Rowenta Werke GmbH
    Inventor: Harald Walther