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.:

US 7806229 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 05, 2010

Filed:

Mar. 13, 2008
Applicants:

Alfred Theodor Dyck, Winnipeg, CA;

Duane Mclennan, Winnipeg, CA;

James William Patterson, Chicago, IL (US);

Johann Joel Emile Baetsen, Winnipeg, CA;

Bogna Gryc, East S. Paul, CA;

Inventors:

Alfred Theodor Dyck, Winnipeg, CA;

Duane McLennan, Winnipeg, CA;

James William Patterson, Chicago, IL (US);

Johann Joel Emile Baetsen, Winnipeg, CA;

Bogna Gryc, East S. Paul, CA;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04F 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus and method for attenuating the sound generated by a fan powered terminal unit in an HVAC (heating, ventilating, and air conditioning) system. The apparatus utilizes internal geometry to minimize noise due to air disturbances and aerodynamic effects within the apparatus.


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Dyck, Alfred. (2010). Fan powered silencing terminal unit (U.S. Patent No. 7806229). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7806229

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