Patents by Inventor Michael Tuchman

Michael Tuchman 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).

  • Mixing cartridge for hot and cold water faucets
    Patent number: 4633906
    Abstract: A self-contained, unitary mixing cartridge for use in hot and cold water faucets for manually selecting the mixture-proportions and flow-rates of water supplied from separate hot water and cold water inlets to a common outlet, comprises an outer housing, an inner housing, a lever pivotably mounted in the inner housing and having an outer end projecting through the top wall of the outer housing for coupling to the faucet handle, and a slide valve within the inner housing and coupled to the inner end of the lever.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: January 6, 1987
    Assignee: Hamat Koor Metals Ltd.
    Inventor: Michael Tuchman