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:
May. 28, 2024

Filed:

Mar. 26, 2021
Applicant:

Milwaukee Electric Tool Corporation, Brookfield, WI (US);

Inventors:

Omid Shirazi, Wauwatosa, WI (US);

Nathan J. Gustafson, Milwaukee, WI (US);

Matthew J. Peña, Wauwatosa, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 50/204 (2021.01); H01M 50/244 (2021.01); H01M 50/247 (2021.01); H02M 1/42 (2007.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0044 (2013.01); H01M 50/204 (2021.01); H01M 50/244 (2021.01); H01M 50/247 (2021.01); H02J 7/0045 (2013.01); H02M 1/425 (2013.01); H02M 3/33507 (2013.01);
Abstract

Embodiments described herein provide a modular storage for power tool devices including a charging compartment for power tool battery packs. The modular storage includes a housing, a storage compartment in the housing, and a charger compartment in the housing including a battery pack interface configured to receive a power tool battery pack. The modular storage also includes an AC input receiving universal AC power and an active power factor correction (PFC) converter receiving AC power from the AC input and configured to convert the AC power to a high-voltage DC output. The modular storage further includes a DC-DC converter electrically connected between the active PFC converter and the battery pack interface, the DC-DC converter including an active clamp flyback converter.


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