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.
Patent No.:
Date of Patent:
Dec. 23, 2025
Filed:
Dec. 28, 2022
Jiangsu Dongcheng Tools Technology Co., Ltd., Jiangsu, CN;
Xiaohu Peng, Jiangsu, CN;
Zhigang Wu, Jiangsu, CN;
JIANGSU DONGCHENG TOOLS TECHNOLOGY CO., LTD., Nantong, CN;
Abstract
A sleeve assembly and an electric tool are provided. The sleeve assembly includes a sleeve defining a receiving cavity recessed backward from a first end face of the sleeve. The nut is received in the receiving cavity. The sleeve assembly also includes a pull rod assembly arranged in the receiving cavity. The pull rod assembly includes a pull rod extending along a central axis of the sleeve, a pulling component arranged at one end of the pull rod, and a bearing arranged at another end of the pull rod opposite to the pulling component. The pull rod is connected to an inner wall of the sleeve through the bearing, and the pull rod is rotatable relative to the sleeve. In response to the sleeve assembly screwing the nut, the pulling component is configured to drive the bolt to be attached to a surface of the to-be-fixed component.