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. 11, 2023
Filed:
Jan. 28, 2021
Applicant:
Shinano Kenshi Kabushiki Kaisha, Nagano, JP;
Inventor:
Masahiko Uni, Nagano, JP;
Assignee:
SHINANO KENSHI KABUSHIKI KAISHA, Nagano, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04D 17/10 (2006.01); F04D 29/42 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4206 (2013.01); F04D 17/10 (2013.01); F04D 29/441 (2013.01);
Abstract
A plurality of exhaust holes () for exhausting compressed air to the outside of a case body () are drilled at a bottom portion of a second flowing path () in a circumferential direction at prescribed intervals in an annular blowing path () formed by combining a first case () and a second case () around an outer side in a radial direction of the case body (), and a diffuser () inclined diagonally downward with respect to a rotation direction of a centrifugal fan () is provided at a position facing respective exhaust holes ().