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:
Oct. 26, 2021
Filed:
Apr. 09, 2019
Applicant:
Helen of Troy Limited, St. Michael, BB;
Inventors:
Michael Singleton, Warwick, RI (US);
Brett Mikolajczyk, Shrewsbury, MA (US);
Assignee:
Helen of Troy Limited, St. Michael, BB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/66 (2006.01); F04D 19/00 (2006.01); F04D 29/30 (2006.01); G10K 15/04 (2006.01);
U.S. Cl.
CPC ...
F04D 29/666 (2013.01); F04D 19/002 (2013.01); F04D 29/30 (2013.01); G10K 15/04 (2013.01);
Abstract
A fan is provided that includes a fan blade movable relative to a housing. The housing and the fan blade are configured such that the fan generates a pink noise sound profile both when air is exiting the fan housing through an air outlet vent and when air is not exiting the housing through the outlet air vent.