Patents by Inventor HAOZHAN WEI

HAOZHAN WEI 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).

  • Grinding device
    Patent number: 11291335
    Abstract: A grinding device includes a grinding mechanism, a driving mechanism capable of driving the grinding mechanism to operate, and a grinding seat located between the grinding mechanism and the driving mechanism. The grinding mechanism includes a rotating shaft unit inserted in and protruded from the grinding seat to be rotatably connected to the driving mechanism, an inner grinding unit sleeved on the rotating shaft unit, and an outer grinding unit surrounding and spaced from the inner grinding unit. The driving mechanism is able to drive the rotating shaft unit to bring the inner grinding unit to rotate and grind the substance to be ground in cooperation with the outer grinding unit. The grinding mechanism further includes a supporting unit sleeved on and abutted against the rotating shaft unit.
    Type: Grant
    Filed: January 19, 2020
    Date of Patent: April 5, 2022
    Assignee: TSANN KUEN (ZHANGZHOU) ENTERPRISE CO., LTD.
    Inventors: Guanyi Liu, Haozhan Wei, Chongzhe Xu
  • GRINDING DEVICE
    Publication number: 20200245816
    Abstract: A grinding device includes a grinding mechanism, a driving mechanism capable of driving the grinding mechanism to operate, and a grinding seat located between the grinding mechanism and the driving mechanism. The grinding mechanism includes a rotating shaft unit inserted in and protruded from the grinding seat to be rotatably connected to the driving mechanism, an inner grinding unit sleeved on the rotating shaft unit, and an outer grinding unit surrounding and spaced from the inner grinding unit. The driving mechanism is able to drive the rotating shaft unit to bring the inner grinding unit to rotate and grind the substance to be ground in cooperation with the outer grinding unit. The grinding mechanism further includes a supporting unit sleeved on and abutted against the rotating shaft unit.
    Type: Application
    Filed: January 19, 2020
    Publication date: August 6, 2020
    Inventors: GUANYI LIU, HAOZHAN WEI, CHONGZHE XU