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:
Jun. 24, 2014
Filed:
Apr. 08, 2010
Andras D Haasz, Bristol, GB;
Alexander E H Fitzhugh, Bristol, GB;
Christopher J Burden, Cardiff, GB;
Jonathan Wilson, Ashby-de-la-Zouch, GB;
Samuel M Sampson, Bristol, GB;
Derek Clarke, Bristol, GB;
Andras D Haasz, Bristol, GB;
Alexander E H Fitzhugh, Bristol, GB;
Christopher J Burden, Cardiff, GB;
Jonathan Wilson, Ashby-de-la-Zouch, GB;
Samuel M Sampson, Bristol, GB;
Derek Clarke, Bristol, GB;
Rolls-Royce PLC, London, GB;
Abstract
A fluid flow control device has an annular fixed body with at least one aperture in an annular surface thereof. When in use, fluid is arranged to flow through the at least one aperture. A thermally responsive annular valve element is mounted concentrically with respect to the fixed body. The configuration of the annular valve element is changeable with temperature so as to control the flow of fluid through the at least one aperture.