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:
Nov. 21, 2023

Filed:

Mar. 17, 2022
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Nicholas Sulzer, Mosinee, WI (US);

Shawn Filipek, Savage, MN (US);

Tianbao Xie, Guang Dong, CN;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 50/247 (2021.01); H04R 3/00 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0045 (2013.01); H01M 50/247 (2021.01); H02J 7/0063 (2013.01); H04R 1/025 (2013.01); H04R 3/00 (2013.01); H01M 2220/30 (2013.01);
Abstract

A loudspeaker includes an enclosure defining an open front side, and an audio transducer positioned within the enclosure and configured to emit sound in a forward direction from the open front side of the enclosure. A battery receptacle is provided by the enclosure, and a removable battery pack assembly is selectively received within the battery receptacle along a longitudinal direction. The removable battery pack assembly includes a battery pack having a plurality of electrochemical cells to generate an output voltage configured to power the audio transducer. A connector at an insertion end of the battery pack electrically connects the electrochemical cells with the audio transducer. A battery door is secured with a plurality of removable fasteners to a base end of the battery pack opposite the insertion end. The battery door is further secured to the enclosure with a threaded fastener configured to be tightened parallel to the longitudinal direction.


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