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:
Apr. 25, 2017
Filed:
Nov. 14, 2012
Aldes Aeraulique, Venissieux, FR;
Patrick Damizet, La Chapelle Villars, FR;
ALDES AERAULIQUE, Venissieux, FR;
Abstract
The invention relates to a device () for adjusting a rate of flow of air flowing along an air duct, comprising: a tubular body () extending along an axis (); at least one flap () able to pivot about an axis transverse to the axis () of the body (); a ring () mounted to pivot on an end portion () of the body () about the axis () of this body; each flap () being provided with a male drive means and the ring () being provided with a female drive means, or vice versa, the male drive means and the female drive means being arranged in such a way that, in response to the ring () being pivoted about the body (), the male drive means engages with the female drive means to alter the position of each flap () and hence the cross section available for the passage of air.