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:
Mar. 02, 2021
Filed:
Mar. 01, 2018
National University Corporation Kagawa University, Kagawa, JP;
Fusao Shimokawa, Kagawa, JP;
Kyosuke Nakada, Kagawa, JP;
Hidekuni Takao, Kagawa, JP;
Kyohei Terao, Kagawa, JP;
Hidenori Yoshimura, Kagawa, JP;
Hiroki Ishizuka, Kagawa, JP;
Tsuyoshi Kobayashi, Kagawa, JP;
Ikuo Kataoka, Kagawa, JP;
NATIONAL UNIVERSITY CORPORATION KAGAWA UNIVERSITY, Kagawa, JP;
Abstract
To provide a vascular sap flow speed sensor having a size allowing measurement of the flow speed of vascular sap in a part of a plant such as a stem and capable of being manufactured at low cost. A vascular sap flow speed sensorincludes a heater sensor HS and a reference sensor RS. The heater sensor HS includes: a first probe unitincluding a heat transfer plateand a probe; a heater; a first temperature sensor; and a first housingin which the heat transfer plate, the heater, and the first temperature sensorare housed. The reference sensor RS includes: a second probe unitincluding a heat transfer plateand a probe; a second temperature sensor; and a second housingin which the heat transfer plateand the second temperature sensorare housed. Each of the first probe unitand the second probe unitis made of a metallic material.