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:
Dec. 15, 1987
Filed:
May. 14, 1985
Applicant:
Inventors:
Reinhold Hopfensperger, Dietelskirchen, DE;
Klaus Taschner, Landshut, DE;
Assignee:
Standard Elektrik Lorenz AG, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D / ; F04D / ;
U.S. Cl.
CPC ...
415 54 ; 415119 ; 415D / ; 415208 ;
Abstract
In a tangential blower, the vortex former is provided on the suction (intake) side with a sharp-edged interfering body at least extending over one-half of its length. The interfering body reduces siren like noise which would otherwise be produced.
Quick Actions:
Hopfensperger, Reinhold. (1987). Tangential blower (U.S. Patent No. 4712976). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4712976
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile