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:
Dec. 27, 2022
Filed:
Jan. 21, 2019
Mitsubishi Heavy Industries Engineering, Ltd., Kanagawa, JP;
Kaori Yoshida, Tokyo, JP;
Ayumu Yamazaki, Tokyo, JP;
Rikio Kan, Hiroshima, JP;
Kiyotaka Kunimune, Hiroshima, JP;
Koji Nakayama, Hiroshima, JP;
Mitsubishi Heavy Industries Engineering, Ltd., Kanagawa, JP;
Abstract
A tube leak detection device for detecting leak of at least one tube of a heat exchanger which increases a temperature of a liquid by heat exchange between the liquid flowing inside the at least one tube and a fluid flowing outside the at least one tube includes: an inlet opening-and-closing valve and an outlet opening-and-closing valve disposed at an inlet end and an outlet end of the at least one tube, respectively; and a pressure detection member for detecting a pressure inside the at least one tube between the inlet opening-and-closing valve and the outlet opening-and-closing valve.