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.

Date of Patent:
Jul. 04, 2017

Filed:

Apr. 28, 2016
Applicant:

Keyence Corporation, Osaka, JP;

Inventors:

Kaname Ishikawa, Osaka, JP;

Tomoki Hanada, Osaka, JP;

Assignee:

Keyence Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/66 (2006.01); G01F 15/18 (2006.01); G01F 15/14 (2006.01);
U.S. Cl.
CPC ...
G01F 15/18 (2013.01); G01F 1/662 (2013.01); G01F 1/667 (2013.01); G01F 15/14 (2013.01);
Abstract

Provided is an ultrasonic flow switch that can be used by simple setting operation. Input information regarding at least one of the pipe and the fluid is accepted, a flow rate of the fluid in the pipe is calculated, based on an output signal of at least one of the ultrasonic elements, and the accepted input information, and an on/off signal is outputted, based on the calculated flow rate and a flow rate threshold value decided beforehand. In a simple setting mode, only an outer diameter of the pipe, only a thickness of the pipe, or both the outer diameter and the thickness of the pipe is (are) accepted as the input information.


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