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:
Mar. 04, 2025

Filed:

Oct. 25, 2022
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Haruki Miyasaka, Matsumoto, JP;

Kenichi Shirota, Suwa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/02 (2006.01); G01J 3/46 (2006.01);
U.S. Cl.
CPC ...
G01J 3/0232 (2013.01); G01J 3/0202 (2013.01); G01J 3/0291 (2013.01); G01J 3/46 (2013.01);
Abstract

A colorimetric apparatus has a shutter unit that can shift between a closed position and an open position. The apparatus body has: a shifting member that can shift between a projection position, at which the shifting member projects in a first direction, and a retraction position, at which the shifting member retracts in a second direction; a first pressing member that presses the shifting member in the first direction; and an operation conversion means that converts the shift operation of the shifting member with respect to the apparatus body to the shift operation of the shutter unit. In a state in which the shifting member is at the projection position, the shutter unit is at the closed position. When the shifting member shifts from the projection position to the retraction position, the shutter unit shifts from the closed position to the open position.


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