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:
Jan. 21, 1986
Filed:
Oct. 17, 1983
Applicant:
Inventor:
Motohiro Gotanda, Nakabyo, Abiko City, Chiba Prefecture, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
73198 ; 7386177 ; 73263 ; 340606 ;
Abstract
In the gas meter comprising a housing made of non-magnetic material and provided with gas inlet and outlet, a driver section provided with a rotating member rotated in accordance to the flow amount of gas, and a meter driven by the driver section to display the flow amount of gas, a detector device for detecting whether or not gas is being used in a room or inside a house characterized by a magnetic material attached to the rotating member, by a sensor or sensors attached to the outer face of the housing to detect the rotation of the rotating member, and by a display driven by the output of the sensor to display whether or not gas is being used.