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:
Feb. 05, 1991
Filed:
Feb. 21, 1990
Applicant:
Inventors:
Marco Ferrari, Campi Bisenzio, IT;
Pierluigi Nava, Florence, IT;
Assignee:
Nuovopignone-Industrie Meccaniche e Founderia, Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250573 ; 25022725 ;
Abstract
A sensing-measuring device for the continuous determination of cavitation in dynamic pumps, consisting of an optical probe mounted in proximity to the suction nozzle of the dynamic pump, said probe comprising a light emitter and an optical sensor which are positioned inclined at an angle to each other in such a manner as to perfectly center on the leading edge of the blades.