Patents by Inventor Chi-Shin CHUANG

Chi-Shin CHUANG 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).

  • Shaft linear motor with improved structural strength
    Patent number: 9397528
    Abstract: A shaft linear motor includes an armature portion, a magnetic way and a sealing resin. The armature portion includes a frame, two ribs and a bobbin. The frame is formed with a receiving space therein. The two ribs are disposed on an inner wall of the frame. The ribs are respectively formed with a sectional surface. The bobbin is disposed in the receiving space and formed with an axially penetrated hole. The magnetic way is linearly and movably disposed in the axially penetrated hole. The sealing resin is fully filled in the receiving space for wrapping the inner wall of the frame and the sectional surfaces.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: July 19, 2016
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Hong-Cheng Sheu, Chi-Wen Chung, Chi-Shin Chuang, En-Yi Chu
  • SHAFT LINEAR MOTOR
    Publication number: 20140300214
    Abstract: A shaft linear motor includes an armature portion, a magnetic way and a sealing resin. The armature portion includes a frame, two ribs and a bobbin. The frame is formed with a receiving space therein. The two ribs are disposed on an inner wall of the frame. The ribs are respectively formed with a sectional surface. The bobbin is disposed in the receiving space and formed with an axially penetrated hole. The magnetic way is linearly and movably disposed in the axially penetrated hole. The sealing resin is fully filled in the receiving space for wrapping the inner wall of the frame and the sectional surfaces.
    Type: Application
    Filed: June 18, 2013
    Publication date: October 9, 2014
    Inventors: Hong-Cheng SHEU, Chi-Wen CHUNG, Chi-Shin CHUANG, En-Yi CHU