Patents by Inventor Zhanli Zhou

Zhanli Zhou 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).

  • Patent number: 10939978
    Abstract: The high-speed turbine dental handpiece adapted for single safe use comprises a nose, a handle connected to the rear end of the nose, a plug connector disposed at the rear end of the handle, and a clip ring for fixing the handle and the plug connector, wherein the plug connector is provided with a first fixing slot at a side wall, the tail end of the handle is provided with a second fixing slot matched with the first fixing slot, the inner wall of the clip ring is provided with bumps matched with the first fixing slot and the second fixing slot, and when the clip ring is hooped on the plug connector, the bumps are embedded into the first fixing slot and the second fixing slot to limit and fix the handle and the plug connector.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: March 9, 2021
    Assignee: NINGBO HPDOVE DENTAL INSTRUMENTS CO., LTD.
    Inventor: Zhanli Zhou
  • Publication number: 20200015933
    Abstract: The high-speed turbine dental handpiece adapted for single safe use comprises a nose, a handle connected to the rear end of the nose, a plug connector disposed at the rear end of the handle, and a clip ring for fixing the handle and the plug connector, wherein the plug connector is provided with a first fixing slot at a side wall, the tail end of the handle is provided with a second fixing slot matched with the first fixing slot, the inner wall of the clip ring is provided with bumps matched with the first fixing slot and the second fixing slot, and when the clip ring is hooped on the plug connector, the bumps are embedded into the first fixing slot and the second fixing slot to limit and fix the handle and the plug connector.
    Type: Application
    Filed: June 24, 2016
    Publication date: January 16, 2020
    Inventor: Zhanli ZHOU
  • Patent number: 10490911
    Abstract: Disclosed is an individualized split-type tool-free convenient intelligent information plug. A slot (2) is provided in the middle of the plug (1). An elastic sheet (3), a circuit board (4) and a cover board (5) are sequentially arranged on the slot (2). Metal contact pieces (6) are arranged on the cover board (5). Contact pins (7) extend downwardly from the lower ends of the metal contact pieces (6). The circuit board (4) is provided with through holes (8) for the insertion of the contact pins (7). An upper cover shell (9) and a lower cover shell (10) are arranged at the tail end of the plug (1). The plug (1) further comprises a cable insertion module (11). The front end of the cable insertion module (11) is provided with an insertion slot for the insertion of the circuit board (4), and the upper end surface and lower end surface of the cable insertion module (11) are provided with grooves (13) for the placement of cable conductors. Metal connecting parts (14) are arranged in the grooves (13).
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: November 26, 2019
    Assignee: NINGBO BETTERBELL TELECOMMUNICATION EQUIPMENT CO., LTD.
    Inventor: Zhanli Zhou
  • Publication number: 20190058266
    Abstract: Disclosed is an individualized split-type tool-free convenient intelligent information plug. A slot (2) is provided in the middle of the plug (1). An elastic sheet (3), a circuit board (4) and a cover board (5) are sequentially arranged on the slot (2). Metal contact pieces (6) are arranged on the cover board (5). Contact pins (7) extend downwardly from the lower ends of the metal contact pieces (6). The circuit board (4) is provided with through holes (8) for the insertion of the contact pins (7). An upper cover shell (9) and a lower cover shell (10) are arranged at the tail end of the plug (1). The plug (1) further comprises a cable insertion module (11). The front end of the cable insertion module (11) is provided with an insertion slot for the insertion of the circuit board (4), and the upper end surface and lower end surface of the cable insertion module (11) are provided with grooves (13) for the placement of cable conductors. Metal connecting parts (14) are arranged in the grooves (13).
    Type: Application
    Filed: June 24, 2016
    Publication date: February 21, 2019
    Inventor: Zhanli Zhou