Patents by Inventor Helmut Buechel

Helmut Buechel 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: 7878217
    Abstract: A valve device for a sanitary fitting having at least two control elements which are movable relative to one another and on which at least two inlet channels and at least one control channel are formed is described. The control channel is configured for a communicating connection between at least one of the inlet channels and at least one outlet channel, depending on the relative position of the control elements. According to a first aspect of the invention, an additional channel, which is in a permanent, communicating connection with the control channel, is provided in the valve device, thereby ensuring a communicating connection of the additional channel with at least one of the inlet channels, irrespective of the relative position of the control elements. According to a further aspect of the invention, a sanitary fitting having at least one cold-water inlet connection and at least one hot-water inlet connection is provided, which fitting includes a valve device according to the invention.
    Type: Grant
    Filed: August 27, 2007
    Date of Patent: February 1, 2011
    Assignee: Aquis Sanitaer AG
    Inventors: Helmut Buechel, Guenther Matt
  • Publication number: 20080072965
    Abstract: A valve device (10) for a sanitary fitting having at least two control elements (30, 32) which are movable relative to one another and on which at least two inlet channels (16, 18) and at least one control channel (42) are formed is described. The control channel (42) is configured for a communicating connection between at least one of the inlet channels (16, 18) and at least one outlet channel (38), depending on the relative position of the control elements (30, 32). According to a first aspect of the invention, an additional channel (40), which is in a permanent, communicating connection with the control channel (42), is provided in the valve device (10), thereby ensuring a communicating connection of the additional channel (40) with at least one of the inlet channels (16, 18), irrespective of the relative position of the control elements (30, 32).
    Type: Application
    Filed: August 27, 2007
    Publication date: March 27, 2008
    Applicant: Aquis Sanitar AG
    Inventors: Helmut BUECHEL, Guenther Matt
  • Patent number: 6938280
    Abstract: A lavatory (1), in particular a toilet or urinal, with sensor-controlled flushing is proposed, which eliminates the need to exchange a battery, or at least ensures a considerably longer service life. This object is achieved by providing a solar cell (22, 23) to supply power.
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: September 6, 2005
    Assignee: Aquis Sanitaer AG
    Inventors: Andreas Wawrla, Helmut Buechel
  • Publication number: 20020157176
    Abstract: A lavatory (1), in particular a toilet or urinal, with sensor-controlled flushing is proposed, which eliminates the need to exchange a battery, or at least ensures a considerably longer service life. This object is achieved by providing a solar cell (22, 23) to supply power.
    Type: Application
    Filed: March 12, 2002
    Publication date: October 31, 2002
    Inventors: Andreas Wawrla, Helmut Buechel