Patents by Inventor Jack G. Pendleton

Jack G. Pendleton 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).

  • Check valve
    Patent number: 4223697
    Abstract: A flow through check valve having a covered access port and a pivotal clapper member, the valve body and access port cover providing a recess to completely receive the clapper member out of the flow stream such that the clapper member never comes into contact with the access port cover. The clapper member is provided with a modified rabbet cut recess for receiving an O-ring therein which results in a reduction in weight, a reduction of manufacturing costs and ease of replacement of the O-ring.
    Type: Grant
    Filed: July 31, 1978
    Date of Patent: September 23, 1980
    Assignee: Judd Valve Company, Inc.
    Inventor: Jack G. Pendleton