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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.:

US 12140377 B1

PDFFull Text
Date of Patent:
Nov. 12, 2024

Filed:

Apr. 02, 2019

Method and device for viewing and/or illuminating a target surface in an evacuated chamber having condensable vapor therein

Applicant:

Arcam Ab, Mölnlycke, SE;

Inventors:

Tomas Lock, Laholm, SE;

Björn Löfving, Kärna, SE;

Markus Ramsperger, Gothenburg, SE;

Assignee:

Arcam AB, Mölnlycke, SE;

Attorney:

Dinsmore & Shohl LLP

Primary Examiner:

Mark A Connolly

Int. Cl.
CPC ...
G01N 21/15 (2006.01); B22F 10/20 (2021.01); B22F 10/28 (2021.01); B22F 10/85 (2021.01); B22F 12/00 (2021.01); B22F 12/82 (2021.01); B22F 12/90 (2021.01); F27D 21/02 (2006.01); G02B 27/00 (2006.01); B22F 10/32 (2021.01); B22F 12/41 (2021.01); B22F 12/50 (2021.01); B22F 12/55 (2021.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 50/00 (2015.01);
U.S. Cl.
CPC ...
F27D 21/02 (2013.01); B22F 10/28 (2021.01); B22F 10/85 (2021.01); B22F 12/38 (2021.01); B22F 12/82 (2021.01); B22F 12/90 (2021.01); B22F 10/32 (2021.01); B22F 12/41 (2021.01); B22F 12/50 (2021.01); B22F 12/55 (2021.01); B22F 2201/10 (2013.01); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 50/00 (2014.12);
Abstract

A device for viewing and/or illuminating a target surface in an evacuated chamber having condensable vapor therein, the device comprising: a first section with a through hole having a first end with a first opening and a second end with a second opening; and a second section having a chamber comprising a first portion with a first opening, a second portion with a second opening and a gas inlet, where the second opening is covered with a first window, said first section is attached with the first end to the first portion of the chamber allowing free passage between the chamber and the first section, said gas inlet is connectable to a gas reservoir for feeding a gas into the chamber for prohibiting the first window in the chamber for being contaminated of the condensable vapor.

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