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:
Jan. 07, 1997
Filed:
Jun. 02, 1995
Applicant:
Inventors:
Gunter Wrobel, Villingen-Schwenningen, DE;
Wolfgang Engel, Konigsfeld, DE;
Raimund Engelberger, St. Georgen, DE;
Assignee:
Papst-Motoren GmbH & Co., KG, St. Georgen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D / ;
U.S. Cl.
CPC ...
416144 ; 4161 / ;
Abstract
An impeller for a fan comprising a hub for rotation by a drive rotor and a plurality of fan blades for rotation with the hub, the impeller further comprising a support or guide member supporting or connecting fan blades of said plurality, and wherein one or more pockets are provided in said support or guide member and open axially of the fan for receiving balance weights.
Wrobel, Gunter. (1997). Fan impellers (U.S. Patent No. 5591008). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5591008
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile