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. 20, 1984
Filed:
Aug. 30, 1982
Giulio Bonetti, Garbagnate Milanese, IT;
Cesare Bonetti S.p.A., Milan, IT;
Abstract
Apparatus for the visual indication of the level of liquid contained in boilers, tanks, reservoirs or the like is described, comprising an outer tube connected to the receptacle and having a float which contains a permanent magnetic dipole. Adjacent the tube is a column of rotatably mounted bi-colored cylinders, some of which show one color and the rest another when viewed from one direction, to indicate the level of the liquid. In accordance with the invention, the permanent magnetic dipole is automatically orientated by the magnets in bi-colored cylinders as it is mounted rotatably about a vertical axis.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile