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:
Mar. 05, 2024

Filed:

Jul. 21, 2021
Applicant:

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

Inventors:

Chengyu Zheng, Nanjing, CN;

Xiaoyong Wang, Nanjing, CN;

Dinghao Jin, Nanjing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25F 5/00 (2006.01); B25F 5/02 (2006.01);
U.S. Cl.
CPC ...
B25F 5/001 (2013.01); B25F 5/02 (2013.01);
Abstract

A power tool includes a casing, an output mechanism, a motor, a leadscrew, a rotation assembly, a radial transmission assembly, an axial transmission assembly, and a torque transmission portion. The leadscrew extends along a front-and-back direction and is connected to the output mechanism. The rotation assembly is connected to the motor and is driven by the motor to rotate around the leadscrew. The radial transmission assembly is driven by the rotation assembly to rotate. The axial transmission assembly is separately connected to the radial transmission assembly and the leadscrew in a rotation manner and is configured to drive the leadscrew to move along an axial direction of the leadscrew. The torque transmission portion is disposed between the radial transmission assembly and the axial transmission assembly and is configured to transmit torque and cause the axial transmission assembly and the radial transmission assembly to rotate synchronously.


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