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:
Jul. 22, 2025
Filed:
Oct. 13, 2022
Shimadzu Corporation, Kyoto, JP;
Masayuki Okada, Kyoto, JP;
SHIMADZU CORPORATION, Kyoto, JP;
Abstract
A gas chromatograph device is provided with a column oven, an opening-and-closing mechanism, a cooling fan, a control chamber, and a switching mechanism. The column oven includes an air intake port and an air outlet port. The opening-and-closing mechanism opens and closes the air intake port and the air outlet port. The control chamber is provided outside the column oven. The control chamber is communicated with the inside of the column oven via the air intake port in a state in which the air intake portion is opened by the opening-and-closing mechanism. The control chamber is provided inside thereof with the controller. The switching mechanism switches a wind direction of the cooling fan in a state in which the air intake portion is opened by the opening-and-closing mechanism to direct at least a part of wind from the cooling fan to the air intake port.