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:
Oct. 09, 1984
Filed:
Jul. 21, 1982
Applicant:
Inventor:
Peter Frank, London, GB;
Assignee:
Frank & Ockrent Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M / ;
U.S. Cl.
CPC ...
73116 ; 340627 ; 356343 ;
Abstract
Oil mist detecting apparatus comprises a measuring chamber which receives air, and oil mist if present, from an engine compartment. The apparatus includes a radiation source which emits light into the measuring chamber, and the radiation sensor which is so disposed as to receive light scattered by oil mist in the chamber. A second radiation source is preferably provided for testing purposes, the second source being arranged to emit radiation directly to the sensor.