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.

Date of Patent:
Oct. 11, 2016

Filed:

Feb. 17, 2009
Applicant:

Norman Wood, Bristol, GB;

Inventor:

Norman Wood, Bristol, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 23/04 (2006.01); B64C 3/14 (2006.01);
U.S. Cl.
CPC ...
B64C 23/04 (2013.01); B64C 2003/148 (2013.01); B64C 2003/149 (2013.01); Y02T 50/12 (2013.01);
Abstract

An aerodynamic structure () comprising a series of shock bumps () extending from its surface. The shock bumps are distributed along a line () with a smaller mean angle of sweep than an unperturbed shock () which would form adjacent to the surface during transonic movement of the structure in the absence of the shock bumps. Instead of being distributed along the line of the unperturbed shock, the shock bumps are distributed along a line which is less swept than the mean angle of sweep of the unperturbed shock. When the structure is moved at a transonic speed; a shock forms adjacent to its surface and the shock bumps perturb the shock () so as to reduce its angle of sweep.


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