Patents by Inventor William D. Riehle

William D. Riehle 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: 7174818
    Abstract: A cam assembly for a click-type torque wrench includes an elongated plunger body having opposed ends and having a deep cavity formed axially in one end and terminating at an end face disposed with intermediate the ends, the end face having a cam seat formed therein and extending laterally theracross and having opposed sloping side cam surfaces. A sleeve may be disposed about the cam plunger for sliding engagement within a tubular lever arm of the torque wrench. The cam seat cooperates with an end of the wrench pivot arm for trapping therebetween the wrench trip block.
    Type: Grant
    Filed: October 8, 2004
    Date of Patent: February 13, 2007
    Assignee: Snap-on Incorporated
    Inventors: Brian Cutler, William D. Riehle