Patents by Inventor Richard Waiwood

Richard Waiwood 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).

  • Tool interconnect structure
    Patent number: 6276880
    Abstract: A tool interconnect structure includes a spindle adapter, a rotary cutting tool, and a lock mechanism securing the rotary cutting tool to the spindle adaptor. The spindle adapter has a face and a short hollow tapered shank at the face. The rotary cutting tool has a face for engaging the spindle adaptor face and a tapered recess at the face for cooperating with the tapered shank. The lock mechanism includes a first retention stud secured within the tapered recess, a second retention stud secured within the tapered shank, first and second lock elements located within the hollow tapered shank and on opposite sides of the retention lugs, and a universal screw extending through the lock elements for selectively interconnecting the locking elements with the first and second retention studs.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: August 21, 2001
    Assignee: Master Tool Corporation
    Inventors: John Cirino, Richard Waiwood