Patents by Inventor Nelson Claire Hess

Nelson Claire Hess 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).

  • Low pressure tire warning device
    Patent number: 4040380
    Abstract: A low pressure tire valve assembly having a standard tire valve core unit encapsulated at its lower end into a flexible rubber plug which has molded to it a distensible cylindrical member which biases a plurality of circumferentially spaced springs into latching engagement with an indicator cap. The indicator cap is ejected by spring means upon a loss of pressure due to collapse of the distensible member. Cord means interconnects the cap to the tire valve assembly.
    Type: Grant
    Filed: March 2, 1977
    Date of Patent: August 9, 1977
    Assignee: The B. F. Goodrich Company
    Inventor: Nelson Claire Hess