Patents by Inventor Brain L. Buckle

Brain L. Buckle 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).

  • Inflatable articles
    Patent number: 4498881
    Abstract: An inflatable article adapted for automatic inflation, for example a life jacket, an inflatable suit, or a life raft. The article has a compressed gas cylinder for inflating the article with a gas, and a diaphragm for comparing the ambient fluid pressure with the internal gas pressure in a closed flexible compartment such as the internal space of the article and for activating the article automatically when the ambient fluid pressure exceeds by a predetermined amount the internal gas pressure in the compartment.
    Type: Grant
    Filed: September 16, 1981
    Date of Patent: February 12, 1985
    Assignee: E. C. Hopkins Limited
    Inventor: Brain L. Buckle