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:
Feb. 04, 2014
Filed:
Jul. 12, 2011
Christopher E. Cox, Baton Rouge, LA (US);
Raleigh L. Cox, Baton Rouge, LA (US);
Christopher E. Cox, Baton Rouge, LA (US);
Raleigh L. Cox, Baton Rouge, LA (US);
Other;
Abstract
One embodiment of the invention is a combination of a tank and an optical switch, where the tank has a wall forming an enclosure for holding fluids, and the optical switch has a housing floatable in a liquid stored in the tank, and further has a first light fiber having proximal and distal ends, where the first light fiber is connected to a light source at the distal end, and a second light fiber having proximal and distal ends, the second light fiber connected to a light detector at the distal end, the first and second fibers separated by a gap, and a rigid rod connected to the housing and to the tank enclosure, where the rod moves in response to movement of the housing.