Patent 8191901 was granted and assigned to KIMBALL PHYSICS, INC. on June, 2012 by the United States Patent and Trademark Office.
A thin flange, for use with a vacuum system, includes a member having a diameter and a thickness. The member has a first face having a first sealing surface. The member has a second face opposed and substantially parallel to the first face. The second face has a second sealing surface. The thickness of the member is less than previously attained. In some designs, the thickness of the member is less than 0.28 inches.