Patents by Inventor Norman Joseph Mercer, Jr.

Norman Joseph Mercer, Jr. 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).

  • Over the wheel dresser
    Patent number: 3938492
    Abstract: A surface grinder having a grinding wheel mounted on a support and means for elevating the grinding wheel relative to a workpiece. A wheel dresser apparatus is mounted on the grinding wheel support. The wheel dresser apparatus includes a coarse adjustment means and a fine feed adjustment means for selecting the depth of dressing cut. Compensating means connects the fine feed adjustment means with grinding wheel support to move the grinding wheel towards the work the same amount as the depth of dressing cut.
    Type: Grant
    Filed: June 17, 1974
    Date of Patent: February 17, 1976
    Assignee: Boyar Schultz Corporation
    Inventor: Norman Joseph Mercer, Jr.