Patents by Inventor Petros Davios

Petros Davios 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).

  • Automatic trigger mechanism for portable fire extinguishers
    Patent number: 4718498
    Abstract: A flame sensing device is connected to complete a circuit to supply current to an electromagnet to release fire extinguishing fluid to extinguish the flames. The flame sensing device includes a first spring which extends when heated, and a second spring in compression acting to pull an end of the first spring to close a contact to provide the current to the electromagnet.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: January 12, 1988
    Inventors: Argiros Davios, Petros Davios, Emmanuel Makridakes