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:
Nov. 21, 2023

Filed:

May. 10, 2022
Applicant:

Eko Instruments Co., Ltd., Tokyo, JP;

Inventors:

Toshikazu Hasegawa, Tokyo, JP;

Satoshi Nishikawa, Tokyo, JP;

Masayuki Yamada, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/42 (2006.01); G01J 1/44 (2006.01);
U.S. Cl.
CPC ...
G01J 1/42 (2013.01); G01J 1/44 (2013.01); G01J 2001/4285 (2013.01); G01J 2001/444 (2013.01);
Abstract

A pyranometer is provided which can measure the precise amount of solar radiation/solar irradiance continuously and stably while suppressing the generation of dew or frost by a simple configuration even in changing external environment. A pyranometer includes: a housing having an opening, and having thermal conductivity; a dome provided at the opening, and having light transmittance; a sensor part provided in an internal space formed by the housing and the dome, and for measuring an intensity of a sunlight made incident through the dome; and a heat generating element provided heat conductably to a part of the housing, opposite to the opening across the internal space.


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