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:
Sep. 17, 2019

Filed:

Jun. 23, 2015
Applicant:

Fuji Corporation, Chiryu-shi, JP;

Inventors:

Kazuya Degura, Toyota, JP;

Satoru Otsubo, Anjo, JP;

Assignee:

FUJI CORPORATION, Chiryu-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 3/00 (2006.01); B23K 3/06 (2006.01); H05K 3/34 (2006.01);
U.S. Cl.
CPC ...
B23K 3/0653 (2013.01); B23K 3/0646 (2013.01); H05K 3/34 (2013.01); H05K 3/3447 (2013.01); H05K 2203/0126 (2013.01); H05K 2203/0475 (2013.01); H05K 2203/163 (2013.01);
Abstract

A soldering device includes a detection sensor which can detect a liquid level height of molten solder inside a solder bath. It is determined whether or not a detection height which is the detected liquid level height is greater than or equal to a first set height which is arbitrarily set. In a case where the detection height is greater than or equal to the first set height, it is estimated that the amount of molten solder capable of performing a soldering work for a predetermined number or more of boards is stored in the solder bath. The amount of molten solder stored in the solder bath is estimated by multiplying a difference between a detection height which is the detected liquid level height of the molten solder and a second set height which is preset, by an area inside the solder bath in a horizontal direction.


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