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 7832984 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 16, 2010

Filed:

Aug. 05, 2008
Applicant:

Jayden David Harman, San Rafael, CA (US);

Inventor:

Jayden David Harman, San Rafael, CA (US);

Assignee:

Caitin, Inc., Petaluma, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A housing for a blower, fan or pump or turbine, the housing adapted to be associated with a rotor adapted in use to cooperate with fluid flowing through the housing wherein the housing comprises a shroud for guiding the fluid moving in association with the rotor, the rotor having at least one vane adapted to cooperate with the fluid to drive or to be driven by the fluid, wherein the shroud is configured to promote vortical flow of the fluid through the housing.


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