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. 14, 2015
Filed:
Nov. 02, 2007
Applicants:
Barton John Kenyon, Ashfield, AU;
Ian Malcolm Smith, Westleigh, AU;
Andrew Wilson, Rose Bay, AU;
Nicholas Jerome Reed, Mount Colah, AU;
Inventors:
Barton John Kenyon, Ashfield, AU;
Ian Malcolm Smith, Westleigh, AU;
Andrew Wilson, Rose Bay, AU;
Nicholas Jerome Reed, Mount Colah, AU;
Assignee:
RedMed Limited, Bella Vista, AU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 16/00 (2006.01); A62B 7/00 (2006.01); F03D 1/00 (2006.01); F04D 29/66 (2006.01); F04D 29/28 (2006.01); F04D 29/30 (2006.01);
U.S. Cl.
CPC ...
F04D 29/662 (2013.01); A61M 16/0057 (2013.01); A61M 16/0066 (2013.01); F04D 29/281 (2013.01); F04D 29/30 (2013.01); F04D 29/666 (2013.01);
Abstract
An impeller includes a top shroud, a bottom shroud, and a plurality of vanes extending from the top shroud to the bottom shroud. The top and bottom shrouds are generally planar, and a lower edge of each vane tapers from an outer edge of the bottom shroud to a transverse tip edge thereof.