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. 09, 2025
Filed:
Jan. 30, 2024
Bmc Co., Ltd., Anseong-si, KR;
Hl Mando Corporation, Pyeongtaek-si, KR;
Ok Yun Kim, Seoul, KR;
Gwan Seon Jeong, Gwangju, KR;
BMC CO., LTD., Anseong-si, KR;
HL Mando Corporation, Pyeongtaek-si, KR;
Abstract
The hollow shaft motor according to the present invention comprises a motor housinghaving a cylindrical shape; a housing cover assemblycoupled to an upper portion of the motor housing; a stator assemblylocated in the motor housingand in a lower portion of the housing cover assembly; a rotor assemblylocated in the stator assemblyto rotate; a screw shaftcoupled to the rotor assemblyto rotate together; and a ball nutcoupled to the screw shaftto move vertically, wherein the housing cover assemblycomprises a housing coverhaving a sleeveextended downwardly so as for the screw shaftto be located inside, and an inner upward bending partB bent inwardly and heading upwardly is formed at the bottom end of the sleeve