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:
Nov. 16, 1982
Filed:
Mar. 17, 1980
Applicant:
Inventors:
Samuel Ruben, New Rochelle, NY (US);
Philip E Kalker, Damarest, NJ (US);
Assignee:
Emdee Corporation, Northvale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ; G01L / ; H01C / ;
U.S. Cl.
CPC ...
73301 ; 73725 ; 338 42 ;
Abstract
An indicator for measuring the liquid content of a container comprises a sensor disposed within the container. The sensor comprises a resistor disposed within a housing and in communication with a movable wall thereof, the movable wall located near the lower end of the housing. The housing resides in proximity with the bottom wall of the container and registers with the external ambient through an opening provided in one wall thereof.