Patents by Inventor DING-TAI WANG

DING-TAI WANG 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).

  • Compact sheet carrying device and document processing apparatus using such device
    Patent number: 9051139
    Abstract: A compact sheet carrying device comprises a tray, a first supporting arm and a second supporting arm. The tray supports a first portion of a sheet. The first supporting arm is pivotally connected to the tray at one end having a first toothed portion. The second supporting arm is pivotally connected to the tray at one end having a second toothed portion. The two toothed portions mesh with each other. The two supporting arms are concurrently in a deployed state or a retracted state. In the deployed state, the two supporting arms support a second portion of the sheet. A document processing apparatus using such sheet carrying device is also provided.
    Type: Grant
    Filed: May 14, 2014
    Date of Patent: June 9, 2015
    Assignee: Avision Inc.
    Inventor: Ding-Tai Wang
  • COMPACT SHEET CARRYING DEVICE AND DOCUMENT PROCESSING APPARATUS USING SUCH DEVICE
    Publication number: 20140367909
    Abstract: A compact sheet carrying device comprises a tray, a first supporting arm and a second supporting arm. The tray supports a first portion of a sheet. The first supporting arm is pivotally connected to the tray at one end having a first toothed portion. The second supporting arm is pivotally connected to the tray at one end having a second toothed portion. The two toothed portions mesh with each other. The two supporting arms are concurrently in a deployed state or a retracted state. In the deployed state, the two supporting arms support a second portion of the sheet. A document processing apparatus using such sheet carrying device is also provided.
    Type: Application
    Filed: May 14, 2014
    Publication date: December 18, 2014
    Applicant: AVISION INC.
    Inventor: DING-TAI WANG