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:
Feb. 22, 2022

Filed:

May. 14, 2018
Applicant:

Shimadzu Corporation, Kyoto, JP;

Inventor:

Tomoya Kudo, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/40 (2006.01); H01J 49/00 (2006.01); H01J 49/04 (2006.01);
U.S. Cl.
CPC ...
H01J 49/405 (2013.01); H01J 49/0009 (2013.01); H01J 49/0486 (2013.01);
Abstract

A flight tubeis hollow, and ions emitted from an ion emission unit are introduced into the flight tube. A reflectronis provided in the flight tube, and is configured by coaxially arranging a plurality of annular electrodesA andB. A vacuum vesselA that becomes in a vacuum state during analysis is formed in the vacuum chamber, and the flight tubeis provided in the vacuum vesselA. A temperature control mechanismcontrols a temperature of the flight tube. An ambient temperature sensordetects an ambient temperature outside the vacuum chamber. A target temperature of the temperature control mechanismis set on the basis of the ambient temperature detected by the ambient temperature sensor


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