Patents by Inventor Lai HU

Lai HU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optical element driving mechanism having movable portion for holding lens
    Patent number: 11982866
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and the movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: May 14, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, Chen-Er Hsu, Yi-Liang Chan, Fu-Lai Tseng, Fu-Yuan Wu, Chen-Chi Kuo, Ying-Jen Wang, Wei-Han Hsia, Yi-Hsin Tseng, Wen-Chang Lin, Chun-Chia Liao, Shou-Jen Liu, Chao-Chun Chang, Yi-Chieh Lin, Shang-Yu Hsu, Yu-Huai Liao, Shih-Wei Hung, Sin-Hong Lin, Kun-Shih Lin, Yu-Cheng Lin, Wen-Yen Huang, Wei-Jhe Shen, Chih-Shiang Wu, Sin-Jhong Song, Che-Hsiang Chiu, Sheng-Chang Lin
  • Grinding wheel for online measurement of grinding force
    Patent number: 11787011
    Abstract: Disclosed is a grinding wheel for online measurement of a grinding force, including a grinding wheel part with a grinding wheel base, CBN abrasive sheets and grinding wheel cover plate, and an acquisition part with tangential, axial, radial strain gauges and a signal unit for signal acquisition and transmission. A concave side end face of the grinding wheel base is provided with a signal unit mounting groove, the grinding wheel cover plate is sealed with the concave side end face, and the CBN block abrasive sheets are bonded on an outer circumferential surface of the grinding wheel base; the tangential, axial and radial strain gauges are respectively arranged on the outer circumferential surface along tangential and axial directions and in the signal unit mounting groove along radial direction; signal output ends of the tangential, axial and radial strain gauges are respectively connected with an input end of the signal unit.
    Type: Grant
    Filed: January 16, 2023
    Date of Patent: October 17, 2023
    Assignees: Xi'an Jiaotong University, Shanghai United Bearing Co., Ltd.
    Inventors: Jun Zha, Shidong Ge, Lai Hu, Wenliang Shen, Shubei Wang, Xiaoying Song
  • GRINDING WHEEL FOR ONLINE MEASUREMENT OF GRINDING FORCE
    Publication number: 20230302605
    Abstract: Disclosed is a grinding wheel for online measurement of a grinding force, including a grinding wheel part with a grinding wheel base, CBN abrasive sheets and grinding wheel cover plate, and an acquisition part with tangential, axial, radial strain gauges and a signal unit for signal acquisition and transmission. A concave side end face of the grinding wheel base is provided with a signal unit mounting groove, the grinding wheel cover plate is sealed with the concave side end face, and the CBN block abrasive sheets are bonded on an outer circumferential surface of the grinding wheel base; the tangential, axial and radial strain gauges are respectively arranged on the outer circumferential surface along tangential and axial directions and in the signal unit mounting groove along radial direction; signal output ends of the tangential, axial and radial strain gauges are respectively connected with an input end of the signal unit.
    Type: Application
    Filed: January 16, 2023
    Publication date: September 28, 2023
    Applicants: Xi'an Jiaotong University, Shanghai United Bearing Co., Ltd.
    Inventors: Jun ZHA, Shidong GE, Lai HU, Wenliang SHEN, Shubei WANG, Xiaoying SONG