Patents by Inventor Chih-Chun Liu

Chih-Chun Liu 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).

  • Publication number: 20220259687
    Abstract: A quenching fixture adapted to clamp at least one workpiece is provided. The quenching fixture includes a first positioning component and a second positioning component. Both of the first positioning component and the second positioning component have a positioning surface, multiple protrusions protruding from the positioning surface and a heat dissipation channel disposed between the protrusions in a staggered manner. The positioning surface of the first positioning component faces the positioning surface of the second positioning component, and the protrusions of the first positioning component overlap the protrusions of the second positioning component. The workpiece is clamped between the protrusions of the first positioning component and the protrusions of the second positioning component.
    Type: Application
    Filed: September 16, 2021
    Publication date: August 18, 2022
    Applicant: Acer Incorporated
    Inventors: Yi-Ta Huang, Cheng-Nan Ling, Chih-Chun Liu
  • Publication number: 20220236766
    Abstract: An electronic device assembly is provided, including an electronic device body and a detachable lens module. The electronic device body has a housing and a first joining unit, wherein the first joining unit is disposed on the housing. The detachable lens module is detachably assembled onto the housing and has a second joining unit, wherein the first joining unit is joined to the second joining unit to electrically connect the detachable lens module to the electronic device body.
    Type: Application
    Filed: April 12, 2022
    Publication date: July 28, 2022
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai, Chi-Hung Lai, Wu-Chen Lee, Pin-Chueh Lin, Chih-Wei Liao, Ting-Wen Pai, Wen-Chieh Chen
  • Publication number: 20220221913
    Abstract: A portable electronic device includes a first body, a second body, a hinge mechanism, a spring, and a cable extending from the first body to the second body. The second body is connected to the first body through the hinge mechanism. The first body has a first pillar, a second pillar, and a third pillar. The second pillar is located between the first pillar and the third pillar. The spring is disposed in the first body as corresponding to the second pillar. The cable includes a first winding segment extending through a gap between the first pillar and the second pillar, a second winding segment extending through a gap between the second pillar and the spring, and a third winding segment extending through a gap between the second pillar and the third pillar. Two ends of the spring are respectively connected to the first body and the second winding segment.
    Type: Application
    Filed: June 23, 2021
    Publication date: July 14, 2022
    Applicant: Acer Incorporated
    Inventors: Pao-Min Huang, Tzu-Wei Lin, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
  • Publication number: 20220206600
    Abstract: A touch pad structure includes a touch module, a first bracket, a second bracket, and a plurality of linkage rods. The touch module is disposed on the first bracket. The second bracket is surrounding the first bracket and the touch module. A plurality of outer edges of the first bracket faces to a plurality of inner edges of the second bracket respectively. Each of the linkage rods is pivotally connected the outer edge and the inner edge facing to each other, so that the touch module is moved together with the first bracket and relative to the second bracket when the touch module is pressed or released, and the linkage rods have synchronized seesaw motion.
    Type: Application
    Filed: March 21, 2022
    Publication date: June 30, 2022
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu
  • Patent number: 11340659
    Abstract: An electronic device includes a casing, a stylus, a first magnet, a magnetic ring, and a pair of second magnets. The casing has a surface and an accommodation groove recessed from the surface. The stylus has a front end and a rear end. The first magnet is disposed at one of the front end and the rear end of the stylus, and the magnetic ring is disposed at the other of the front end and the rear end of the stylus. The second magnets are disposed in the casing and located below the accommodation groove, where locations of the first magnet and the magnetic ring correspond to locations of the second magnets.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: May 24, 2022
    Assignee: Acer Incorporated
    Inventors: Yu-Shih Wang, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu
  • Patent number: 11334115
    Abstract: An electronic device assembly is provided, including an electronic device body and a detachable lens module. The electronic device body has a housing and a first joining unit, wherein the first joining unit is disposed on the housing. The detachable lens module is detachably assembled onto the housing and has a second joining unit, wherein the first joining unit is joined to the second joining unit to electrically connect the detachable lens module to the electronic device body.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: May 17, 2022
    Assignee: Acer Incorporated
    Inventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai, Chi-Hung Lai, Wu-Chen Lee, Pin-Chueh Lin, Chih-Wei Liao, Ting-Wen Pai, Wen-Chieh Chen
  • Publication number: 20220137674
    Abstract: A hinge mechanism includes at least two hinge modules and at least one switching assembly disposed between the adjacent two hinge modules and including a first and second rotating members rotating coaxially with respect to each other. The first rotating member is coaxially disposed at one of the adjacent hinge modules to rotate synchronously. The second rotating member is coaxially disposed at the other one of the adjacent hinge modules to rotate synchronously. The first rotating member has a first driving portion, and the second rotating member has a second driving portion. The first and second driving portions are located on rotating paths of each other, and an idle stroke is provided between the first and second driving portions along the rotating paths. When the first driving portion and the second driving portion pass through the idle stroke, torque forces generated by the adjacent two hinge modules are disconnected.
    Type: Application
    Filed: July 12, 2021
    Publication date: May 5, 2022
    Applicant: Acer Incorporated
    Inventors: Chuan-Hua Wang, Wu-Chen Lee, Cheng-Nan Ling, Dong-Sheng Wu, Chih-Chun Liu, Wen-Chieh Tai, Yi-Ta Huang
  • Patent number: 11314343
    Abstract: A touch pad structure includes a touch module, a first bracket, a second bracket, and a plurality of linkage rods. The first bracket has a plurality of first pivoting portions, and the touch module is disposed on the first bracket. The second bracket has a plurality of second pivoting portions. Each of the linkage rods is pivotally connected between the first pivoting portion and the second pivoting portion, so that the touch module is moved together with the first bracket when the touch module is pressed. One portion of each of the linkage rods is pivotally rotated at the first pivoting portion, and another portion of each of the linkage rods is pivotally rotated and moved at the second pivoting portion, so that the touch module and the first bracket are moved toward a plane where the second bracket is located.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: April 26, 2022
    Assignee: Acer Incorporated
    Inventors: Yu-Shih Wang, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu
  • Publication number: 20220085550
    Abstract: A plug electrical connector including a body and a plurality of cable terminals is provided. The body includes a top surface, two side surfaces opposite to each other, at least one locking slot, and a pair of locking protrusions. The top surface is bordered between the two side surfaces, the locking slot is located on the top surface, and the locking protrusions are located on the side surfaces. The cable terminals penetrate through the body and are arranged between the side surfaces in an axial direction. The plug electrical connector is adapted to be butted to a receptacle electrical connector and is engaged with the receptacle electrical connector with the locking slot and the locking protrusions. A receptacle electrical connector is also provided.
    Type: Application
    Filed: July 20, 2021
    Publication date: March 17, 2022
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Hung-Jen Su, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
  • Publication number: 20220004227
    Abstract: An electronic device, including a host, a main display, an auxiliary display, and a lifting mechanism, is provided. The main display is pivoted to the host. The auxiliary display is disposed on the host. The lifting mechanism is disposed between the auxiliary display and the host. The lifting mechanism is configured to lift the auxiliary display and maintain a lifting height of the auxiliary display.
    Type: Application
    Filed: February 22, 2021
    Publication date: January 6, 2022
    Applicant: Acer Incorporated
    Inventors: Chia-Bo Chen, Yi-Hsuan Yang, Chuan-Hua Wang, Chih-Chun Liu, Wu-Chen Lee
  • Publication number: 20210398758
    Abstract: A button structure of an input device, including a circuit board, a dome element, and a trigger, is provided. The dome element is disposed on the circuit board, and is electrically conductive and elastic. The trigger is disposed at a center of the dome element, and is electrically insulative and flexible. The trigger has a conductive layer facing the circuit board. The dome element is configured to be pressed to drive the conductive layer of the trigger to abut against a trigger circuit of the circuit board to generate a trigger signal.
    Type: Application
    Filed: May 25, 2021
    Publication date: December 23, 2021
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
  • Publication number: 20210333898
    Abstract: A touch pad structure includes a touch module, a first bracket, a second bracket, and a plurality of linkage rods. The first bracket has a plurality of first pivoting portions, and the touch module is disposed on the first bracket. The second bracket has a plurality of second pivoting portions. Each of the linkage rods is pivotally connected between the first pivoting portion and the second pivoting portion, so that the touch module is moved together with the first bracket when the touch module is pressed. One portion of each of the linkage rods is pivotally rotated at the first pivoting portion, and another portion of each of the linkage rods is pivotally rotated and moved at the second pivoting portion, so that the touch module and the first bracket are moved toward a plane where the second bracket is located.
    Type: Application
    Filed: January 14, 2021
    Publication date: October 28, 2021
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu
  • Patent number: 11157046
    Abstract: An electronic device is provided, including a main body, a cover movably connected to the main body, a biasing element connected to the cover and the main body, a movable member movably disposed on the main body, and a magnetic element disposed on the movable member. When the cover is located in a closed position relative to the main body, the cover is attracted by the magnetic element and restricted in the closed position. When the movable member is pushed by an external force to move from its initial position to a first position, the movable member and the magnetic element separate from the cover, and the biasing element drives the cover to move from the closed position to an open position.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: October 26, 2021
    Assignee: ACER INCORPORATED
    Inventors: Ting-Wen Pai, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu, Yu-Shih Wang
  • Publication number: 20210223821
    Abstract: An electronic device assembly is provided, including an electronic device body and a detachable lens module. The electronic device body has a housing and a first joining unit, wherein the first joining unit is disposed on the housing. The detachable lens module is detachably assembled onto the housing and has a second joining unit, wherein the first joining unit is joined to the second joining unit to electrically connect the detachable lens module to the electronic device body.
    Type: Application
    Filed: June 19, 2020
    Publication date: July 22, 2021
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai, Chi-Hung Lai, Wu-Chen Lee, Pin-Chueh Lin, Chih-Wei Liao, Ting-Wen Pai, Wen-Chieh Chen
  • Publication number: 20210208635
    Abstract: An electronic device includes a casing, a stylus, a first magnet, a magnetic ring, and a pair of second magnets. The casing has a surface and an accommodation groove recessed from the surface. The stylus has a front end and a rear end. The first magnet is disposed at one of the front end and the rear end of the stylus, and the magnetic ring is disposed at the other of the front end and the rear end of the stylus. The second magnets are disposed in the casing and located below the accommodation groove, where locations of the first magnet and the magnetic ring correspond to locations of the second magnets.
    Type: Application
    Filed: August 13, 2020
    Publication date: July 8, 2021
    Applicant: Acer Incorporated
    Inventors: Yu-Shih Wang, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu
  • Publication number: 20210151267
    Abstract: A touch pad structure includes a touch pad, a dome switch, and a buffer film. The touch pad includes a fulcrum end and a moving end opposite to the fulcrum end, and the touch pad has an outer surface and an inner surface opposite to the outer surface. The dome switch is disposed at the moving end and connected to the inner surface of the touch pad. The dome switch includes a switch body and a convex portion protruding from the switch body. The buffer film is attached to the inner surface of the touch pad and the dome switch. The buffer film covers the dome switch and has a perforation, and the convex portion of the dome switch is located inside the perforation.
    Type: Application
    Filed: June 19, 2020
    Publication date: May 20, 2021
    Applicant: Acer Incorporated
    Inventors: Ting-Wen Pai, Wen-Chieh Tai, Cheng-Nan Ling, Chih-Chun Liu, Hung-Jen Su
  • Patent number: 11009974
    Abstract: A touch pad structure includes a first casing, a second casing, a touch pad, an elastic element, a button, and an adjusting element. The first casing has an opening and is disposed on the second casing. The touch pad is disposed in the opening. The touch pad has a pivot portion and a movable portion. The pivot portion is pivoted to the first casing. A side of the movable portion facing the second casing is provided with a trigger. The elastic element is located between the first casing and the second casing. The elastic element has a first end and a second end. The button is aligned to the trigger and abuts against the first end of the elastic element. The adjusting element rotatably and movably penetrates through the second casing and is aligned to the button. The adjusting element abuts against the second end of the elastic element.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: May 18, 2021
    Assignee: Acer Incorporated
    Inventors: Ting-Wen Pai, Chih-Chun Liu, Yu-Shih Wang, Chien-Yuan Chen
  • Publication number: 20210100133
    Abstract: A fan system is used for dissipating heat of an electronic device. The fan system includes a fan, a hollow structure, and a control circuit. Sound waves made by the fan are transmitted to an interior of the hollow structure when the fan is operating. The control circuit is connected to the hollow structure and is configured to control deformation/deformations of the hollow structure according to a state/states of the fan and/or the electronic device, which change a volume of the interior of the hollow structure for making a resonance frequency of the hollow structure being approximate to a rotation speed of the fan or being the same as the rotation speed of the fan.
    Type: Application
    Filed: November 30, 2020
    Publication date: April 1, 2021
    Inventors: Cheng-Pang WANG, Chih-Chun LIU, Hung Jen SU, Wen-Chen WU
  • Publication number: 20210059059
    Abstract: A foldable electronic device including a first body, a second body, a flexible display disposed on the first and the second bodies, a hinge assembly connected between the first and the second bodies, an extension chain assembly, and a linkage is provided. The first and the second bodies are rotated relatively to be unfolded or folded via the hinge assembly. An end of the linkage and an end of the extension chain assembly are pivoted together and coupled to the first body in a sliding and pivoting manner. Another end of the linkage is pivoted to the hinge assembly, and another end of the extension chain assembly is pivoted to the second body. In a transforming process between the folded and the unfolded states, an extension traveling of the extension chain assembly compensates a size difference of the flexible display between the folded and the unfolded states.
    Type: Application
    Filed: April 27, 2020
    Publication date: February 25, 2021
    Applicant: Acer Incorporated
    Inventors: Ting-Wen Pai, Chi-Hung Lai, Wu-Chen Lee, Chih-Chun Liu
  • Publication number: 20210055762
    Abstract: An electronic device is provided, including a main body, a cover movably connected to the main body, a biasing element connected to the cover and the main body, a movable member movably disposed on the main body, and a magnetic element disposed on the movable member. When the cover is located in a closed position relative to the main body, the cover is attracted by the magnetic element and restricted in the closed position. When the movable member is pushed by an external force to move from its initial position to a first position, the movable member and the magnetic element separate from the cover, and the biasing element drives the cover to move from the closed position to an open position.
    Type: Application
    Filed: April 10, 2020
    Publication date: February 25, 2021
    Inventors: Ting-Wen PAI, Wen-Chieh TAI, Cheng-Nan LING, Chih-Chun LIU, Yu-Shih WANG