The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 2006
Filed:
Nov. 06, 2002
Brian J. Schwartz, West Hartford, CT (US);
Bernard D. Vaillette, Tolland, CT (US);
Chung Y. Wu, Middletown, CT (US);
Gennaro J. Colacino, Southampton, MA (US);
Allan B. Packman, West Hartford, CT (US);
Brian J. Schwartz, West Hartford, CT (US);
Bernard D. Vaillette, Tolland, CT (US);
Chung Y. Wu, Middletown, CT (US);
Gennaro J. Colacino, Southampton, MA (US);
Allan B. Packman, West Hartford, CT (US);
United Technologies Corporation, Hartford, CT (US);
Abstract
The present invention relates to a quill to be used to superabrasively machine complex shapes, such as airfoil shapes, into a substrate. The quill has a shaft portion, an enlarged head portion adjacent the shaft portion, and a tapered grinding portion adjacent the enlarged head portion. The tapered grinding portion has a layer of grit material selected from the group consisting of diamonds and cubic boron nitride thereon. In a preferred embodiment, the quill is a vitrified or plated cubic boron nitride quill on the grinding portion. A method of using the tool is also disclosed.