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. 09, 2023

Filed:

Mar. 19, 2021
Applicant:

Nanjing Chervon Industry Co., Ltd., Nanjing, CN;

Inventors:

Fukinuki Masatoshi, Nanjing, CN;

Xiang Zhao, Nanjing, CN;

Muyang Ni, Nanjing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/20 (2021.01); H01R 13/533 (2006.01); H01M 50/247 (2021.01); H01M 50/244 (2021.01); H01M 50/547 (2021.01); H01M 50/204 (2021.01); B25F 5/02 (2006.01); H01R 13/502 (2006.01); H01R 13/631 (2006.01); B24B 23/02 (2006.01); B24B 47/12 (2006.01);
U.S. Cl.
CPC ...
H01R 13/533 (2013.01); B25F 5/02 (2013.01); H01M 50/204 (2021.01); H01M 50/244 (2021.01); H01M 50/247 (2021.01); H01M 50/547 (2021.01); H01R 13/5025 (2013.01); H01R 13/631 (2013.01); B24B 23/028 (2013.01); B24B 47/12 (2013.01); H01M 2220/30 (2013.01);
Abstract

An electric tool includes a body, a battery pack, and a guide portion including a primary guide unit and a secondary guide unit. The primary guide unit and the secondary guide unit each extend in a preset direction and the primary guide unit and the secondary guide unit each are arranged in the longitudinal direction between a connecting portion of the battery pack and a mounting portion of the body. The primary guide unit and the secondary guide unit implement rigid mating. The primary guide unit includes primary mating surfaces mating with each other in the transverse direction, the secondary guide unit includes secondary mating surfaces mating with each other in the transverse direction, and a ratio of a width of a transverse gap between the primary mating surfaces to a width of a transverse gap between the secondary mating surfaces is greater than or equal to 0.3.


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