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:
May. 09, 2023
Filed:
Aug. 31, 2022
Republic of Korea (National Institute of Meteorological Sciences), Seogwipo-si, KR;
Sung Eun Hwang, Seogwipo-si, KR;
Byeong Taek Kim, Seogwipo-si, KR;
Young Tae Lee, Seogwipo-si, KR;
Ki Hoon Kim, Seogwipo-si, KR;
REPUBLIC OF KOREA (National Institute of Meteorological Sciences), Seogwipo-si, KR;
Abstract
Disclosed is a gas injection apparatus which measures and displays a gas amount supplied to a radiosonde instrument. The gas injection apparatus includes: a body which includes an inlet port through which the gas is introduced from the storage tank, a flow passage through which the gas introduced from the inlet port flows, and an outlet port through which the gas passing through the flow passage is discharged; a valve which opens/closes the flow passage, and a flow meter which is installed in the body and is configured to measure and display the flow rate of the gas supplied to the instrument.