Patents by Inventor Hua-Jin Chen

Hua-Jin Chen 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).

  • Bread toaster with motor-driven toast rack
    Patent number: 6868775
    Abstract: A toaster includes a toaster housing having a toaster slot for the bread slice disposing therein, a toasting device for toasting the bread slice in the toaster slot, and a toast racking arrangement including a bread supporting rack movably mounted in the toaster slot, a motor having a driving shaft for producing a rotational force, and a rack driving unit including a driving member having two ends respectively engaged with the driving shaft and the bread supporting rack to drive the bread supporting rack to slidably move along the toaster slot between an upper releasing position and a lower toasting position. At the releasing position, the driving member is driven to lift up the bread supporting rack along the toaster slot, and at the toasting position, the driving member is driven to lower the bread supporting rack for toasting the bread slice.
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: March 22, 2005
    Assignee: Crastal Technology (shenzhen) Co. Ltd.
    Inventor: Hua-Jin Chen
  • BREAD TOASTER WITH MOTOR-DRIVEN TOAST RACK
    Publication number: 20040221745
    Abstract: A toaster includes a toaster housing having a toaster slot for the bread slice disposing therein, a toasting device for toasting the bread slice in the toaster slot, and a toast racking arrangement including a bread supporting rack movably mounted in the toaster slot, a motor having a driving shaft for producing a rotational force, and a rack driving unit including a driving member having two ends respectively engaged with the driving shaft and the bread supporting rack to drive the bread supporting rack to slidably move along the toaster slot between an upper releasing position and a lower toasting position. At the releasing position, the driving member is driven to lift up the bread supporting rack along the toaster slot, and at the toasting position, the driving member is driven to lower the bread supporting rack for toasting the bread slice.
    Type: Application
    Filed: November 17, 2003
    Publication date: November 11, 2004
    Inventor: Hua-Jin Chen