Patents by Inventor Virgil H. Schrolucke

Virgil H. Schrolucke 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).

  • Air bearing assembly for rotational table
    Patent number: 4076339
    Abstract: An improved air bearing assembly for rotatably supporting a rotary table of a machine on a fixed base. The bearing assembly includes a fixed annular bearing member which has an upper face and a lower face. The upper face has a surface area which is greater than the lower face. A rotatable annular bearing member is positioned in nesting and rotational relationship with the fixed bearing member. The rotatable bearing member has an upper surface and a lower surface with the lower surface having a greater surface area than the upper surface. The bearing members are operatively positioned and received in a space provided between the base and the rotatable table.
    Type: Grant
    Filed: January 19, 1977
    Date of Patent: February 28, 1978
    Assignee: National Automatic Tool Company, Inc.
    Inventor: Virgil H. Schrolucke