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. 22, 1985
Filed:
Feb. 22, 1983
Applicant:
Inventor:
Reinhold Hopfensperger, Dietelskirchen, DE;
Assignee:
International Standard Electric Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D / ;
U.S. Cl.
CPC ...
415206 ; 415204 ; 415207 ; 415211 ; 4152 / ; 4152 / ; 4152 / ; 4152 / ;
Abstract
Owing to a new design of the partition wall (vortex former) of the novel type tangential blower, there is achieved an improvement of the pressure-volume characteristic and a reduction of the noise development.
Quick Actions:
Hopfensperger, Reinhold. (1985). Tangential blower (U.S. Patent No. 4494908). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4494908
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile