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:
Dec. 03, 2019
Filed:
Jan. 09, 2017
Applicant:
Vyaire Medical Capital Llc, Yorba Linda, CA (US);
Inventor:
Steven Duquette, Laguna Niguel, CA (US);
Assignee:
Vyaire Medical Capital LLC, Yorba Linda, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01); F04D 29/66 (2006.01); F04D 29/28 (2006.01); F04D 29/42 (2006.01); F04D 29/24 (2006.01); F04D 29/40 (2006.01); F04D 29/30 (2006.01); A61M 16/00 (2006.01); F04D 17/10 (2006.01); F04D 25/08 (2006.01);
U.S. Cl.
CPC ...
F04D 29/664 (2013.01); A61M 16/0066 (2013.01); F04D 17/10 (2013.01); F04D 25/08 (2013.01); F04D 29/242 (2013.01); F04D 29/281 (2013.01); F04D 29/30 (2013.01); F04D 29/403 (2013.01); F04D 29/4226 (2013.01); F04D 29/4233 (2013.01); F04D 29/441 (2013.01); F04D 29/667 (2013.01); F04D 29/668 (2013.01); A61M 2205/42 (2013.01); F05D 2240/303 (2013.01); F05D 2240/304 (2013.01); F05D 2240/307 (2013.01); F05D 2260/961 (2013.01);
Abstract
A low-noise blower has an impeller with an impeller plate and a plurality of blades each attached to the impeller plate. Each blade has a tip and a leading surface with a first portion that is proximate to the tip and has a first radius that is within a range of 0.03-0.20 inch.