Patents by Inventor Peter Routledge

Peter Routledge 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).

  • Pyrotechnic device with metal diaphragm and metal insert
    Patent number: 4541342
    Abstract: In order to initiate a low explosive (pyrotechnic) mixture with a high explosive detonator, a metal diaphragm preferably of aluminium alloy is interposed between the detonator and the mixture. The diaphragm interacts with the detonation wave so that it initiates the composition.
    Type: Grant
    Filed: December 5, 1984
    Date of Patent: September 17, 1985
    Assignee: EMI Limited
    Inventor: Peter Routledge