Patents by Inventor Stig L. Anderson

Stig L. Anderson 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).

  • Apparatus for indicating liquid level in a receptacle
    Patent number: 4072053
    Abstract: An indicating apparatus for enabling a motor car driver to read the crankcase oil level by depressing a diaphragm forming part of an indicating unit. The diaphragm then opens and closes connections between a measuring tube reaching down into the crankcase oil and the indicating unit in such a manner as to reproduce the crankcase oil level in an indicating tube forming part of the indicating unit, regardless of pressure and temperature variations of the crankcase oil and ambient air.
    Type: Grant
    Filed: November 4, 1976
    Date of Patent: February 7, 1978
    Inventor: Stig L. Anderson