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:
Aug. 03, 1982
Filed:
May. 07, 1981
Applicant:
Inventor:
Seppo J Leskinen, Vasterskog, FI;
Assignee:
Oy Nokia AB, Helsinki, FI;
Primary Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
4161 / ; 416188 ;
Abstract
Disclosed is an impeller in a centrifugal blower, especially a high-pressure blower, wherein the curved part of the front plate of the impeller is replaced by a conical supporting ring. The upper edge of the supporting ring is attached to the blades of the impeller and the lower edge to the cylindrical suction ring of the impeller. A guide ring made of thin plate is mounted inwards from the supporting ring.
Leskinen, Seppo. (1982). Impeller assembly for a centrifugal blower (U.S. Patent No. 4342541). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4342541
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile