Patents Assigned to Shenzhen DiTuo Electronic Co., Ltd.
  • Patent number: 11667514
    Abstract: A quantitative essential oil dripping device which includes: N sealed essential oil containers for containing essential oil, wherein N is a positive integer greater than or equal to 1; N gas inlet tubes and N oil outlet tubes, which are all inserted into the N essential oil containers respectively, wherein in each of the essential oil containers, a gas outlet of the gas inlet tube is located above an inlet of the oil outlet tube; a gas pump arranged at gas inlets of the N gas inlet tubes; a throttle valve communicating the gas pump with the essential oil container; and a drip number detection module configured to detect the drip number of the essential oil dripped from an oil outlet of the oil outlet tube. During use, the gas pump is started, pressure is applied to the essential oil container through the gas pump, and the essential oil is driven to be dripped from the oil outlet tube under the combined action of the gas pump and the throttle valve, thereby achieving the dripping of the essential oil.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: June 6, 2023
    Assignee: Shenzhen Dituo Electronic Co., Ltd.
    Inventors: Yangmin Hu, Xiaolan Tang
  • Patent number: D846107
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: April 16, 2019
    Assignee: Shenzhen DiTuo Electronic Co., Ltd.
    Inventor: Yangmin Hu
  • Patent number: D943071
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: February 8, 2022
    Assignee: SHENZHEN DITUO ELECTRONIC CO., LTD
    Inventors: Yangmin Hu, Xiaolan Tang
  • Patent number: D943072
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: February 8, 2022
    Assignee: SHENZHEN DITUO ELECTRONIC CO., LTD
    Inventors: Yangmin Hu, Xiaolan Tang
  • Patent number: D950029
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: April 26, 2022
    Assignee: SHENZHEN DITUO ELECTRONIC CO., LTD
    Inventors: Yangmin Hu, Xiaolan Tang