Patents by Inventor Louis R. Guy

Louis R. Guy 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).

  • Delay fuse with a slow rate of combustion and a small diameter
    Patent number: 4356768
    Abstract: The invention relates to a delay fuse having a rate of combustion which is less than or equal to 4 mm/second, characterized in that it has a diameter which is less than or equal to 3 mm and in that it contains a pyrotechnic composition consisting of 25 to 45% by weight of tungsten having a particle size of between 2 and 4 microns, from 45 to 65% by weight of barium chromate and from 8 to 15% by weight of potassium perchlorate.The delay fuse according to the invention, which is provided with a metal sheath, is applied, in particular, in the pyrotechnic systems carried on board space missiles or submarines.
    Type: Grant
    Filed: August 21, 1980
    Date of Patent: November 2, 1982
    Assignee: Societe Nationale des Poudres et Explosifs
    Inventors: Paul P. Cord, Louis R. Guy