Patents by Inventor Rolf Lienhard

Rolf Lienhard 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: 4398310
    Abstract: A sanitary handwashing apparatus includes a housing having walls defining a chamber and having a front opening through which the hands of a user can be inserted into the chamber; a washbasin located in the housing and including a drain at the bottom for removing used water; a hot-air dryer located in an upper wall of the housing above the washbasin for supplying hot-air into the chamber; a water supply nozzle located in the upper wall of the housing above the washbasin for supplying water into the chamber; a soap dispenser located in the housing above the washbasin for supplying soap into the chamber; and a discharge opening in the back wall of the housing which defines the chamber for discharging hot-air supplied to the chamber by the hot-air dryer and for supplying the discharged air to the hot-air dryer.
    Type: Grant
    Filed: November 26, 1980
    Date of Patent: August 16, 1983
    Assignee: Maschinenfabrik Ad. Schulthess & Co. A.G.
    Inventor: Rolf Lienhard
  • Patent number: D272263
    Type: Grant
    Filed: December 2, 1981
    Date of Patent: January 17, 1984
    Assignee: Maschinenfabrik Ad. Schulthess & Co., AG
    Inventor: Rolf Lienhard