Patents by Inventor Joseph G. Marer

Joseph G. Marer 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).

  • Patent number: 4143598
    Abstract: A non-magnetic anti-personnel war mine, comprising a plastic body, a cap of elastic material, a retaining ring, a pan containing an explosive charge and a detonator, a firing pin plunger, a bag-shaped membrane and a firing pin plunger safety and release device. The firing pin plunger is guided in a guide socket and the bag-shaped membrane is held in the plastic body by two discs, the first disc having a maze communicating, by a centrally drilled hole, with the bag-shaped membrane. The firing pin plunger safety and release device is formed by a lever with two arms, where one arm rests against the bag-shaped membrane and the other is subjected to the force of a spring.
    Type: Grant
    Filed: April 7, 1977
    Date of Patent: March 13, 1979
    Assignee: Redon Trust
    Inventor: Joseph G. Marer