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:
Jul. 23, 2013

Filed:

Nov. 01, 2010
Applicants:

Naoyuki Mimatsu, Utsunomiya, JP;

Toshihiro Sone, Shioya-gun, JP;

Inventors:

Naoyuki Mimatsu, Utsunomiya, JP;

Toshihiro Sone, Shioya-gun, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60L 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The two ends of a battery circuit (), in which a first power supply () is connected in series to a second power supply (), are connected to the respective first and third lines (Land L), while a junction () between the first power supply () and the second power supply () is connected to a second line (L). The two ends of a switching circuit () are connected to the respective first and third lines (Land L). An end of a reactor () is connected to a junction between first and second switching elements (and), while the other end of the reactor () is connected to the second line (L). The power supply apparatus (), when activated, executes an operation in which, while the ON state of the first switching element () is inhibited, only the second switching element () is alternately turned ON and OFF with the ON state duration changed such that the ON state duration has a tendency to become longer. Thereafter, the power supply apparatus () executes an operation in which the switching elements (and) are alternately turned ON.


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