US Patent 7984911 Face seal for gas turbine engine

Patent 7984911 was granted and assigned to United Technologies on July, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

United Technologies

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7984911

Date of Patent

July 26, 2011

Patent Application Number

12472553

Date Filed

May 27, 2009

Patent Primary Examiner

‌

Vishal Patel

Patent abstract

A face seal for a gas turbine engine comprises a seal body that has a contact face to engage a rotating surface. The contact face is defined as an area extending radially between an inner diameter of the seal body and an outer diameter of the seal body at one seal end providing a radial width. The radial width is between greater than 0.15 inch (3.81 mm).