Patents Assigned to John E. Ledford
  • Lock ring for shackle pins and the like
    Patent number: 3986428
    Abstract: A releasable locking ring has a full circular portion defined by a split, coiled ring having a free, tapered overlapping end and an opposite end bent into a generally semi-circular bail portion curving substantially in a plane normal, or slightly less than normal, to that of the ring; and the bail terminates in a curved return at its free extremity adjacent to the ring.
    Type: Grant
    Filed: May 29, 1975
    Date of Patent: October 19, 1976
    Assignee: John E. Ledford
    Inventors: John E. Ledford, Leonard L. Hierath