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:
Sep. 11, 2018
Filed:
Jan. 23, 2015
Johnson Electric S.a., Murten, CH;
Johnson Electric S.A., Murten, CH;
Abstract
A centrifugal impeller for a blower has a base plate, a cover plate, and a plurality of curved blades mounted between the base plate and the cover plate. The base plate and the cover plate have blade mounting portions including a plurality of mounting holes. Cover plate mounting portions and base plate mounting portions project from each blade and engage with the mounting holes of the cover plate and base plate, respectively. The mounting holes of the cover plate include first mounting holes arranged outwardly from a central region. The first mounting holes have a circular shape. The cover plate mounting portions of each blade include first mounting protrusions engaged with the first mounting holes.