Patents by Inventor Feng-chi Lee

Feng-chi Lee 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: 10155332
    Abstract: An in-mold vibratile injection compression molding method and molding apparatus thereof are described. While performing a filling stage, a first piezoelectric actuator and a second piezoelectric actuator are use to vibrate the molding material along at least two directions for precisely filling the molding material into the micro-structure by adjusting the filling flow velocity of the molding material associated with the proper molding material temperature and by maintaining a molding material temperature of a skin solidified layer in the cavity between a glass transition temperature and a melting temperature in order to avoid the form error, to increase the groove filling rate and to improve the residual stress.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: December 18, 2018
    Assignee: NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Chao-Chang Chen, Feng-Chi Lee, Kun-Lin Wang, Ching-Hsien Yeh
  • Publication number: 20150336316
    Abstract: An in-mold vibratile injection compression molding method and molding apparatus thereof are described. While performing a filling stage, a first piezoelectric actuator and a second piezoelectric actuator are use to vibrate the molding material along at least two directions for precisely filling the molding material into the micro-structure by adjusting the filling flow velocity of the molding material associated with the proper molding material temperature and by maintaining a molding material temperature of a skin solidified layer in the cavity between a glass transition temperature and a melting temperature in order to avoid the form error, to increase the groove filling rate and to improve the residual stress.
    Type: Application
    Filed: July 9, 2015
    Publication date: November 26, 2015
    Inventors: Chao-Chang CHEN, Feng-Chi LEE, Kun-Lin WANG, Ching-Hsien YEH
  • Publication number: 20140143468
    Abstract: A real-time sampling device for being coupled to a processing unit includes a first register, a second register, a third register, a trigger output element and a timer for outputting an interrupt signal. The first register externally receives and processes a first input signal to produce processed data. The second register retrieves the processed data from the first register upon receiving the interrupt signal, and the processing unit, upon receiving the interrupt signal, retrieves the processed data from the second register and performs calculation thereon to produce a processed data calculation value and temporarily store the processed data calculation value in the third register. The trigger output element outputs the processed data calculation value in the third register in real time upon receiving the interrupt signal. The real-time sampling device an be applied to digital control systems in order to perform real-time sampling on controlled subjects.
    Type: Application
    Filed: October 24, 2013
    Publication date: May 22, 2014
    Applicant: Industrial Technology Research Institute
    Inventors: Ying-Min CHEN, Wen-Chuan CHEN, Jing-Yi HUANG, Yi-Hsueh YANG, Feng-Chi LEE
  • Patent number: 8661636
    Abstract: Provided is a metal shell cutting and assembling machine for cutting a material tape with metal shells and assembling the metal shell with a plastic body of a connector. The metal shell cutting and assembling machine includes a frame, a material-feeding mechanism, a pre-press mechanism, a metal shell-cutting mechanism, a plastic body-inserting mechanism, a metal shell-inserting mechanism and a controller. The material-feeding mechanism is used for transferring the material tape. The pre-press mechanism can pre-press the metal shell of the material tape for being cut by the metal shell-cutting mechanism. The metal shell-inserting mechanism can push the metal shell held between the pre-press mechanism and the metal shell-cutting mechanism onto the plastic body-inserting mechanism, and the plastic body-inserting mechanism pushes the plastic body for assembling with the metal shell. Whereby the metal shell cutting and assembling machine can enhance the manufacture efficiency and reduce the labor cost.
    Type: Grant
    Filed: September 17, 2010
    Date of Patent: March 4, 2014
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Yu-feng Lin, Kuo-chuan Chiu, Feng-chi Lee
  • Publication number: 20130147077
    Abstract: An in-mold vibratile injection compression molding method and molding apparatus thereof are described. While performing a filling stage, a first piezoelectric actuator and a second piezoelectric actuator are use to vibrate the molding material along at least two directions for precisely filling the molding material into the micro-structure in order to avoid the form error, to increase the groove filling rate and to improve the residual stress.
    Type: Application
    Filed: June 10, 2012
    Publication date: June 13, 2013
    Applicant: National Taiwan University of Science and Technology
    Inventors: Chao-Chang Chen, Feng-Chi Lee, Chih-hao Wang, Ching-Hsien Yeh
  • Patent number: 8419343
    Abstract: A sound film adsorption device includes a bracket, which has a platform on which a sound film collect, which forms a chamber for receiving a sound film, is installed. A rotary mechanism includes a supporting post retained on the platform, a rotary plate in the form of a cantilever-shape having an end moveably coupled to the supporting post and an opposite end serving as an open end, and a spring member coupled with the supporting post to support between the platform and the rotary plate. A first absorbing mechanism includes a first vacuum generator and an absorbing head. The absorbing head has an end communicated with the first vacuum generator, and the other end extended through the open end of the rotary plate to align with the chamber of the sound film collect so as to absorb the sound film placed within the sound film collect.
    Type: Grant
    Filed: July 31, 2010
    Date of Patent: April 16, 2013
    Assignee: Cheng UEI Precision Industry Co., Ltd.
    Inventors: Cheng-hsin Huang, Feng-chi Lee, Pei-cheng Wu
  • Patent number: 8418518
    Abstract: A contact bending fixture includes a lower die slider, a positioning rod, a linear actuating mechanism, and an upper die slider. A lower die mounted on the lower die slider includes a die holder, a lower bending module, a contact holding stick, and a bearing roller. The lower bending module includes a smooth sustaining side surface facing the bearing roller for defining an insertion gap therebetween. An upper die mounted on the upper die slider opposes the lower die and includes a punch holder, a hold-down plate, an elastic component, and an upper bending module. The hold-down plate presses and holds down an end of an under-bending contact on the top surface of lower bending module with an opposite end of the contact suspending in the insertion gap. Therefore, the contact bending fixture is capable of bending a contact at a required angle in one step.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: April 16, 2013
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Kuo-chuan Chiu, Feng-chi Lee
  • Patent number: 8370989
    Abstract: Provided is a static eliminator with dust removal feature. The static eliminator includes an ion generator, a dust-removing main body and a dust-collecting device. The dust-removing main body has a workpiece-passing channel passing through the dust-removing main body. A dust-scraping member is disposed on a sidewall of the workpiece-passing channel. A blow vent of the ion generator communicates with said workpiece-passing channel and faces to the dust-scraping member. An inlet end of the dust-collecting device communicates with the workpiece-passing channel.
    Type: Grant
    Filed: July 31, 2010
    Date of Patent: February 12, 2013
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Chi-hsing Chang, Feng-chi Lee, Kuo-chuan Chiu
  • Patent number: 8371197
    Abstract: Provided is a cutting equipment for automatically cutting off workpieces from a material tape. The cutting equipment includes an electrical control box, a base board, a material-feeding mechanism, a material-transferring mechanism, a material-pulling mechanism and a cutting mechanism. The material-feeding mechanism includes a supporting bracket, a material disc and a disc-driving device. The material-transferring mechanism mounted on the base board includes a pad board, a first supporting board and a second supporting board. The material-pulling mechanism disposed above the material-transferring mechanism includes a driving component and a material-pulling component. The cutting mechanism mounted on the base board includes a lower supporting plate, an upper cutting plate and a transferring cylinder. The upper cutting plate disposes at least one cutting blade.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: February 12, 2013
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Feng-Chi Lee, Kuo-chuan Chiu
  • Patent number: 8336175
    Abstract: Provided is a riveting press, which includes a base, a body frame fixed on the base, a riveting and pressing cylinder mounted on the body frame, and a pressing mechanism disposed between the base and the body frame. The pressing mechanism includes a first supporting unit having at least one first receiving hole, a second supporting unit having at least one second receiving hole, an elastic member accommodated into the first receiving hole, and a riveting and pressing punch passing through the second receiving hole. The first supporting unit is connected to the riveting and pressing cylinder. The second supporting unit is removable mounted on the first supporting unit. One end of the riveting and pressing punch is blocked on the first supporting unit and is contact with one end of the elastic member, and the other end of the riveting and pressing punch points to the base.
    Type: Grant
    Filed: August 11, 2010
    Date of Patent: December 25, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Hung-yuan Fang, Mu-cun Chen, Feng-chi Lee, Kuo-chuan Chiu
  • Patent number: 8336484
    Abstract: A gluing mechanism comprising a platform, a plurality of turn tables set on the platform for workpieces, a motor for driving the turn tables and a gluing device firmly set up on the platform. The gluing device comprises a forward assembly, an elevator, a panning assembly and a plurality of glue applicators. The forward assembly is set on the platform and moves along a shorter side of the platform. The elevator is set on the forward assembly and moves relative to the platform vertically. The panning assembly is set on the elevator and moves along a longer side of the platform. The glue applicators are installed on the panning assembly. The motor drives the turn tables simultaneously. The gluing mechanism of the present invention has benefits of simple structure, a high working efficiency and proceeds a precise rotary gluing process to workpieces. Therefore, an excellent gluing quality can be realized.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: December 25, 2012
    Assignee: Cheng UEI Precision Industry Co., Ltd.
    Inventors: Pei-cheng Wu, Feng-chi Lee, Kuo-chuan Chiu, Chia-hsin Liao
  • Patent number: 8339143
    Abstract: Provided is a lens connector-testing device including a base, a circuit tester, a probe, and a positioning unit. The positioning unit includes a positioning housing, a lift block, an insulating plate, a press spring, a latch member and a supporting seat. The positioning housing has a lift-guiding groove. The insulating plate is fixedly connected to an upper end of the lift block. A lower end of the lift block is slidably received in the lift-guiding groove. A holding space is defined between the insulating plate and the positioning housing. The supporting seat is disposed on the positioning housing and has at least one electrical contact. The latch member has a fixing section, a hooking section, and a pressing section. The lift block has a projecting portion matched with the hooking section of the latch member. The press spring is located between the pressing section and the positioning housing.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: December 25, 2012
    Assignee: Cheng UEI Precision Industry Co., Ltd.
    Inventors: Hung-yuan Fang, Feng-chi Lee, Kuo-chuan Chiu
  • Patent number: 8272114
    Abstract: A connector cover assembling system includes an arrangement apparatus, which aligns covers and includes a transporting channel for transporting the covers to a frame that supports the covers and associated connector bodies. A cover driving member transports the covers one by one from the frame to a separating mechanism, which further transports the cover to a location above a clamping mechanism for being clamped by the clamping mechanism. A lifting mechanism drives an inserting mechanism and the clamping mechanism to the separating mechanism. The clamping mechanism clamps the covers from the separating mechanism. The inserting mechanism drives the clamping mechanism to transport and assemble the cover to the connector body. A holding mechanism holds the connector body during the assembling operation. The control unit coordinates operations of the above-mentioned components. Therefore, manufacturing efficiency of electrical connector can be improved and manufacturing costs reduced.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: September 25, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Yi-chang Yang, Kuo-chuan Chiu, Feng-chi Lee
  • Patent number: 8225674
    Abstract: A tensile testing device includes a supporting unit, a cantilever unit and a connecting unit. The supporting unit defines a plurality of mating elements secured thereon for mating with a detected element. The cantilever unit is connected with the detected element by a lead for reading the tension. The connecting unit includes a penal attached on a lateral surface of the supporting unit, a turning plate pivotally installed on a front surface of the panel and rotated around a first axis which is perpendicular to the lateral surface, a first connecting block fastened to a front surface of the turning plate, and a second connecting block of which rear end pivotally connects the first connecting block and turns around a second axis perpendicular to the first axis.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: July 24, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Feng-Chi Lee, Kuo-Chuan Chiu
  • Publication number: 20120102700
    Abstract: A cutting and clamping device includes an electrical control box. A base board is mounted atop the electrical control box and includes slide rails and a slide block. A supply mechanism is mounted to the base board for supplying an un-processed part strip. A conveyance mechanism is mounted to the slide block and has one end adjacent to the supply mechanism. A forwarding mechanism is mounted on the conveyance mechanism and includes a sharp tip, which is releasably insertable into positioning holes defined in the part strip. A cutting mechanism is mounted to the slide block and is connected to an opposite end of the conveyance mechanism. The cutting mechanism includes a cutting blade assembly and defines a cutting zone into which the cutting blade assembly is extendable. A clamping and retaining mechanism includes a first clamp assembly, a second clamp assembly, and a retaining assembly.
    Type: Application
    Filed: October 31, 2010
    Publication date: May 3, 2012
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: TSUNG-HAN WEI, Feng-chi Lee, Kuo-chuan Chiu
  • Patent number: 8141237
    Abstract: A flexible printed circuit (FPC) connector assembling fixture is provided for assembling an FPC connector. The assembling fixture includes a base that is set horizontally. A lower slidable carriage is slidably coupled to the base. Upper and lower molds are respectively and rotatably coupled to an upper slidable carriage and the lower slidable carriage. A terminal fitting mechanism and a cover mounting mechanism are respectively mounted to the upper and lower molds. Guide posts are mounted to the base. The upper mold is slidably coupled to the base with the guide posts. The lower mold forms an accommodation chamber. The cover mounting mechanism includes a push rod and first and second slide channels. The second slide channel is in communication with the accommodation chamber and the first slide channel. The push rod is received in and slidably coupled to the second slide channel.
    Type: Grant
    Filed: October 30, 2010
    Date of Patent: March 27, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventors: Tsung-han Wei, Feng-chi Lee, Kuo-chuan Chiu
  • Publication number: 20120066891
    Abstract: Provided is a metal shell cutting and assembling machine for cutting a material tape with metal shells and assembling the metal shell with a plastic body of a connector. The metal shell cutting and assembling machine includes a frame, a material-feeding mechanism, a pre-press mechanism, a metal shell-cutting mechanism, a plastic body-inserting mechanism, a metal shell-inserting mechanism and a controller. The material-feeding mechanism is used for transferring the material tape. The pre-press mechanism can pre-press the metal shell of the material tape for being cut by the metal shell-cutting mechanism. The metal shell-inserting mechanism can push the metal shell held between the pre-press mechanism and the metal shell-cutting mechanism onto the plastic body-inserting mechanism, and the plastic body-inserting mechanism pushes the plastic body for assembling with the metal shell. Whereby the metal shell cutting and assembling machine can enhance the manufacture efficiency and reduce the labor cost.
    Type: Application
    Filed: September 17, 2010
    Publication date: March 22, 2012
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: YU-FENG LIN, Kuo-chuan Chiu, Feng-chi Lee
  • Publication number: 20120054995
    Abstract: A connector cover assembling system includes an arrangement apparatus, which aligns covers and includes a transporting channel for transporting the covers to a frame that supports the covers and associated connector bodies. A cover driving member transports the covers one by one from the frame to a separating mechanism, which further transports the cover to a location above a clamping mechanism for being clamped by the clamping mechanism. A lifting mechanism drives an inserting mechanism and the clamping mechanism to the separating mechanism. The clamping mechanism clamps the covers from the separating mechanism. The inserting mechanism drives the clamping mechanism to transport and assemble the cover to the connector body. A holding mechanism holds the connector body during the assembling operation. The control unit coordinates operations of the above-mentioned components. Therefore, manufacturing efficiency of electrical connector can be improved and manufacturing costs reduced.
    Type: Application
    Filed: September 3, 2010
    Publication date: March 8, 2012
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: YI-CHANG YANG, Kuo-chuan Chiu, Feng-chi Lee
  • Publication number: 20120055221
    Abstract: A contact bending fixture includes a lower die slider, a positioning rod, a linear actuating mechanism, and an upper die slider. A lower die mounted on the lower die slider includes a die holder, a lower bending module, a contact holding stick, and a bearing roller. The lower bending module includes a smooth sustaining side surface facing the bearing roller for defining an insertion gap therebetween. An upper die mounted on the upper die slider opposes the lower die and includes a punch holder, a hold-down plate, an elastic component, and an upper bending module. The hold-down plate presses and holds down an end of an under-bending contact on the top surface of lower bending module with an opposite end of the contact suspending in the insertion gap. Therefore, the contact bending fixture is capable of bending a contact at a required angle in one step.
    Type: Application
    Filed: September 3, 2010
    Publication date: March 8, 2012
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: KUO-CHUAN CHIU, Feng-chi Lee
  • Publication number: 20120055970
    Abstract: An auto-breaking machine for breaking a base band from terminals of a connector includes a positioning assembly positioning the connector, a feeding assembly driving the positioning assembly to deliver the connector, and a breaking assembly including a motor, an adjusting part connected with the motor, a drive member fastened to the adjusting part and having a front defined as a drive post with an adjustable offset distance between the axis thereof and that of the motor, a slider slidably mounted to a support holder and defining a window having a height corresponding to the diameter of the drive post, and a breaking part fastened on the slider. The drive post is inserted in the window to drive the slider to slide up and down via the turn thereof and further drive the breaking part to move up and down so as to break off the base band from the terminals.
    Type: Application
    Filed: September 2, 2010
    Publication date: March 8, 2012
    Applicant: CHENG UEI PRECISION INDUSTRY CO., LTD.
    Inventors: Chi-Hsing Chang, Feng-Chi Lee, Kuo-Chuan Chiu, Chien-Ju Hua