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:
May. 12, 1987
Filed:
Apr. 06, 1984
Applicant:
Inventors:
Masaharu Hayashi, Toyota, JP;
Makoto Nakagawa, Kariya, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D / ;
U.S. Cl.
CPC ...
415119 ; 416184 ; 4162 / ;
Abstract
A motor-driven fan including a hub adapted to be driven by a motor, a plurality of fan blades provided on the hub to extend in radial directions, a shroud including a ring-shaped portion encircling the fan blades and stay members for supporting the ring-shaped portion, each of the fan blades being formed at a tip end thereof with a deflector which is bent in a direction of rotation of the fan by a width which increases from a leading edge to a trailing edge of the blade.
Hayashi, Masaharu. (1987). Blade configuration for shrouded motor-driven fan (U.S. Patent No. 4664593). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4664593
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile