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:
Feb. 16, 2016
Filed:
Aug. 08, 2013
Trane International Inc., Piscataway, NJ (US);
Patrick William Van Deventer, Tyler, TX (US);
Trane International Inc., Piscataway, NJ (US);
Abstract
An impeller has an impeller axis, a first blade support, a second blade support, a third blade support, a plurality of first blades extending between the first blade support and the second blade support, and a plurality of second blades extending between the second blade support and the third blade support. An angular location of attachment of the first blades to the first blade support is angularly offset from an angular location of attachment of the first blades to the second blade support in a first angular direction, wherein an angular location of attachment of the second blades to the third blade support is angularly offset from an angular location of attachment of the second blades to the second blade support in the first angular direction, and wherein the second blade support is configured to allow airflow longitudinally through the interior of the impeller.