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 10992220 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 27, 2021

Filed:

Feb. 11, 2019
Applicant:

Fanuc Corporation, Yamanashi, JP;

Inventor:

Tooru Nukui, Yamanashi, JP;

Assignee:

FANUC CORPORATION, Yamanashi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); H02M 7/46 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01); H02M 1/4208 (2013.01); H02M 7/46 (2013.01);
Abstract

To provide a power supply circuit for fiber laser oscillator use capable of reducing the size of a fiber laser oscillator. A power supply circuit for fiber laser oscillator use comprises: a rectifier circuit unit capable of receiving input of a voltage having a particular value; and a power supply unit to which the rectifier circuit unit is connected. The rectifier circuit unit is one rectifier circuit unit selectable from multiple rectifier circuit units capable of receiving inputs of voltages having different values. Each of the rectifier circuit units includes a power factor correction circuit for adjusting a power factor at 1.


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Nukui, Tooru. (2021). Power supply circuit for fiber laser oscillator use (U.S. Patent No. 10992220). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10992220

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