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. 14, 2021
Filed:
Dec. 04, 2018
Shandong Weida Machinery Co., Ltd., Shandong, CN;
SHANDONG WEIDA MACHINERY CO., LTD., Shandong, CN;
Abstract
Some embodiments of the present disclosure provide a drill chuck. The drill chuck includes: a drill body; jaws, partially disposed in the drill body, external threads being provided on an outer wall of the jaws; a locking member, disposed on the outer side of the drill body, the locking member being provided with internal threads, the locking member and the jaws being in threaded fit to enable the jaws to be movably disposed in the drill body; a driving assembly, disposed on an outer side of the locking member, the driving assembly being configured to drive the locking member to rotate, the driving assembly being disposed between a housing and the locking member, the housing driving the locking member to rotate by the driving assembly to enable the jaws to move in the drill body; and a locking structure, located between the housing and the jaws.