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. 08, 1981
Filed:
Mar. 10, 1980
Applicant:
Inventor:
Edward Yelke, LaGrange, IL (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01M / ;
U.S. Cl.
CPC ...
7311 / ; 73754 ; 310338 ;
Abstract
A transducer for sensing and monitoring the injection of fuel into a fuel injection type engine including a transducer comprising a flexible collar of low mass and a flexible piezoelectric element mounted on the fuel line to sense the change in the circumferential dimension of the line due to the surge of pressure created in the line as the fuel is injected through the line into the engine.