Patents by Inventor Gerard Dasse

Gerard Dasse 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).

  • Percussion-sensitive thermostable pyrotechnic compound
    Patent number: 4877466
    Abstract: The invention relates to the field of percussion-sensitive thermostable ptechnic compounds. It includes a mixture of a primary explosive and a powder of selenium and/or sulfur. The primary explosive is taken from the group of metallic nitrides and constitutes 80 to 99% of the compound by weight. The selenium and/or sulfur powder constitutes 1 to 20% by weight. The grain size of the selenium and/or sulfur powder is between 2 and 250 .mu.m. The compound includes 95% silver nitride by weight and 5% selenium, or 85% silver nitride by weight and 15% sulfur.For application as a percussion-sensitive primer.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: October 31, 1989
    Assignee: Etat Francais as represented by the Delegue general pour l'armement
    Inventor: Gerard Dasse