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:
Oct. 31, 2017

Filed:

Sep. 25, 2013
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, JP;

Inventors:

Masahiko Hasegawa, Chiyoda-ku, JP;

Yasunari Matsumoto, Chiyoda-ku, JP;

Assignee:

MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K 17/00 (2006.01); H01S 3/00 (2006.01); B23K 26/03 (2006.01); B23K 26/38 (2014.01); G01J 5/00 (2006.01); G01J 5/10 (2006.01); B23K 26/70 (2014.01); B23K 26/21 (2014.01);
U.S. Cl.
CPC ...
G01K 17/003 (2013.01); B23K 26/032 (2013.01); B23K 26/21 (2015.10); B23K 26/38 (2013.01); B23K 26/704 (2015.10); G01J 5/0037 (2013.01); G01J 5/10 (2013.01); H01S 3/005 (2013.01);
Abstract

A laser power meter according to the invention is configured to have a power damper including a laser receiving body that receives a laser beam on an inner surface thereof and converts laser power into heat, a case that forms a channel between the case and an outer surface of the laser receiving body, a heat insulation member between the laser receiving body and the case, and temperature measurement means for measuring a heat quantity absorbed by the laser receiving body; and conversion means for converting a signal of the temperature measurement means into an output value for a laser beam.


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