Patents by Inventor Guo-Jun Yu

Guo-Jun Yu 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: 8836940
    Abstract: A test apparatus is configured for testing a notebook including a liquid crystal display section and a body section. The positioning structure includes an optical testing module, an adjustable OTM mount, a fine-tuning module, a clamping module and a adjustable LCD mount. The optical testing module tests the liquid crystal display section, and is mounted to the adjustable OTM mount for moving the optical testing module. The optical testing module is attached to the fine-tuning module. The clamping module is for clamping the notebook. The adjustable LCD mount is mounted to the clamping module, and rotates the notebook relative to the optical testing module.
    Type: Grant
    Filed: October 17, 2011
    Date of Patent: September 16, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Yuan-Zhao Li
  • Patent number: 8757450
    Abstract: An adhesive dispensing assembly includes a positioning module, a driving rod, a guiding block, a screw nut, a moving rod, and a motor. The positioning module is for positioning an adhesive cylinder. The screw nut is secured in the guiding block and engages with the driving rod by a screw thread. The moving rod has one end fastened to the guiding block and the other end for moving the adhesive cylinder. The motor drives the driving rod to rotate to move the screw nut, the guiding block, and the moving rod in one direction or another. An adhesive dispenser using the assembly is also described.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: June 24, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Gong-Shui Cheng
  • Publication number: 20140002635
    Abstract: A external surface measuring apparatus includes a moving element, a securing element, and a measuring element. The securing element is mounted on the moving element, and includes a cylinder and a holding portion mounted on the cylinder, the holding portion holds a workpiece which has several buttons protruding from different external surfaces. The measuring element includes a plurality of measuring devices spaced on the moving element. The moving element drives the workpiece to pass in front of the measuring devices in a certain order, the measuring devices measure the height difference between the buttons and the external surfaces and the gap between sidewalls of the buttons and the external surfaces of the workpiece. The cylinder rotates the workpiece to different buttons for measurement.
    Type: Application
    Filed: December 25, 2012
    Publication date: January 2, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, GONG-SHUI CHENG
  • Publication number: 20130337164
    Abstract: An adhesive dispenser includes a moving assembly, a detecting assembly, and an adhesive dispensing assembly. The detecting assembly includes two pairs of light elements, which transmits light beams from a first element of each pair to the second element of each pair. The adhesive dispensing assembly includes a control unit, a drive unit, and an adhesive nozzle, the control unit is for driving the adhesive nozzle to move. The control unit drives the adhesive nozzle to block the light beams of the two pairs of light elements and records the coordinate position of the adhesive nozzle when blocking both the light beams, and calculates a variety of the recorded coordinate position and a reference coordinate position, then controls the drive unit to regulate the position of the adhesive nozzle according to the variety. An adhesive nozzle regulating method is also described.
    Type: Application
    Filed: June 7, 2013
    Publication date: December 19, 2013
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, GONG-SHUI CHENG
  • Patent number: 8490503
    Abstract: A torque-adjusting machine includes a securing fixture, a torque-detecting mechanism, a driving device and an adjusting mechanism. The securing fixture is capable of retaining a first bracket of a hinge. The driving device is capable of retaining a second bracket of the hinge. The torque-detecting mechanism is connected to the securing fixture and capable of detecting torque of the hinge through rotating the first bracket of the hinge relative to the second bracket of the hinge. The adjusting mechanism includes an adjusting pole. The adjusting pole is capable of moving from a first position, where the adjusting pole is capable of engaging with the hinge and adjusting the torque of the hinge by rotation, to a second position, where the adjusting pole is capable of being disengaged from the hinge.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: July 23, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Zhan Shang
  • Patent number: 8453520
    Abstract: A hinge durability testing device for testing the durability of a hinge hinging a cover with a main body, includes a main body holder holding the main body, a cover holder holding the cover, the cover holder hinged to the main body holder, the cover holder comprising two support rods and a connecting rod; each support rod comprising a first surface facing the other support rod, and a second surface adjacent to the first surface; each first surface defining a first sliding groove, and each second surface defining a second sliding groove comminuting with corresponding first sliding groove; two connecting elements, each connecting element located on one end of the connecting rod and slidably mounted in one of the first sliding grooves; a plurality of locking elements, each locking element retained on one of the connecting elements and slidably mounted in one of the second sliding grooves.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: June 4, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Zhang-Sheng Yan
  • Publication number: 20130134187
    Abstract: An adhesive dispensing assembly includes a positioning module, a driving rod, a guiding block, a screw nut, a moving rod, and a motor. The positioning module is for positioning an adhesive cylinder. The screw nut is secured in the guiding block and engages with the driving rod by means of a screw thread. The moving rod has one end fastened to the guiding block and the other end for moving the adhesive cylinder. The motor drives the driving rod to rotate to move the screw nut, the guiding block, and the moving rod in one direction or another. An adhesive dispenser using the assembly is also described.
    Type: Application
    Filed: July 13, 2012
    Publication date: May 30, 2013
    Applicants: HON HAI PRECISON INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO.,LTD.
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, GONG-SHUI CHENG
  • Patent number: 8434376
    Abstract: A keyboard testing system includes a chassis; a retaining board; a plurality of guiding rods mounted between the chassis and the retaining board; a platform; a lifting device mounted on the chassis to drive the platform to move toward and away from the chassis; a motor mounted in the control box; a transmission device mounted in the control box; a key testing device movably mounted on the guiding rod. The motor drives the key testing device to move toward and away from the platform along the guiding rods by the transmission device.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: May 7, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Yuan-Zhao Li
  • Patent number: 8415912
    Abstract: An exemplary embodiment of machine motion control system for testing electronic devices includes a machine and a control module electrically connected to the machine. The machine secures the electronic devices and includes a sensing unit and a servo unit, the sensing unit obtains different test parameters of the electronic devices to generate corresponding sensed signal. The control module includes a signal conversion unit electrically connected to the sensing unit and a main control circuit, the main control circuit is electrically connected to the signal conversion unit and the servo unit. The signal conversion unit converts the sensed signal into corresponding command signal, and the main control circuit drives and controls the servo unit to adjust the motion state and test strength on the electronic device according to the command signal.
    Type: Grant
    Filed: September 20, 2010
    Date of Patent: April 9, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Jia-Bin Wang, Hua-Yong Xu, Guo-Jun Yu, Teng-Tsung Huang
  • Patent number: 8334668
    Abstract: A machine motion control system includes a number of moving parts for securing test electronic devices, a machine and an axis control card mounted on the machine. The machine includes a number of servo modules and a number of sensing units. The servo modules drive and control the corresponding moving parts on the machine. Each sensing unit is electrically connected to a corresponding moving part; the sensing units are operable to sense and transmit location information of the moving parts and the machine. The axis control card is electrically connected to the moving parts, the machine, and the sensing units. The axis control card receives location information of each moving part and processes the location information to generate a corresponding command signal, and transmits the generated command signal to the servo modules to control and adjust the moving parts.
    Type: Grant
    Filed: October 5, 2010
    Date of Patent: December 18, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Jia-Bin Wang, Hua-Yong Xu, Guo-Jun Yu, Teng-Tsung Huang
  • Patent number: 8316720
    Abstract: A torque testing device is for testing the torque of a hinge. The torque testing device includes a main board, two sidewalls respectively located at two sides of the main board, and a loading board rotatably mounted between the sidewalls. The loading board is for retaining the hinge. Additionally, a sensor is mounted on the loading board. a measuring element is mounted on the sensor, and a testing ring is mounted on the main board. The hinge is rotated to drive the loading board to rotate relative to the sidewalls so the measuring element move toward and presses the testing ring, thereby the testing ring applies torque to the measuring element and the sensor senses the torque applied to the measuring element, which is equal to the torque of the hinge being tested.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: November 27, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Gong-Shui Cheng, Yong-Bing Hu
  • Patent number: 8291774
    Abstract: A stress test apparatus used for testing torque between a top portion and a bottom portion of an electronic device. The stress test apparatus includes a console, a rotary table, a lifting pole, a traversing arm, a securing fixture and torque sensor. The rotary table is located on the console for retaining the bottom portion. The lifting pole extends from the console. The traversing arm is gearingly engaged to the lifting pole to adjust a height of the traversing arm relative to the console. The securing fixture clasps the top portion of the electronic device. The torque sensor is fixed between the traversing arm and the securing fixture. The bottom portion is rotated relative to the top portion with rotation of the rotary table, and the torque sensor is capable of detecting needed for rotating the top portion relative to the bottom portion.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: October 23, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Teng-Tsung Huang, Guo-Jun Yu, Yong-Bing Hu, Yuan-Zhao Li
  • Publication number: 20120210807
    Abstract: A testing module includes a sleeve, a guide pole, an elastic member and a fixing member. The guide pole is slidably received in the sleeve, and the elastic member is fitted around the guide pole and received in the sleeve. The fixing member includes a main body, a first extending plate and a second extending plate. The sleeve is received in the main body, and the first extending plate and the second extending plate are positioned at two ends of the main body. The guide pole is driven to move relative to the sleeve and the fixing member.
    Type: Application
    Filed: October 17, 2011
    Publication date: August 23, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, YUAN-ZHAO LI
  • Publication number: 20120198948
    Abstract: A keyboard testing system includes a chassis; a retaining board; a plurality of guiding rods mounted between the chassis and the retaining board; a platform; a lifting device mounted on the chassis to drive the platform to move toward and away from the chassis; a motor mounted in the control box; a transmission device mounted in the control box; a key testing device movably mounted on the guiding rod. The motor drives the key testing device to move toward and away from the platform along the guiding rods by the transmission device.
    Type: Application
    Filed: August 10, 2011
    Publication date: August 9, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, YUAN-ZHAO LI
  • Publication number: 20120186359
    Abstract: A hinge durability testing device for testing the durability of a hinge hinging a cover with a main body, includes a main body holder holding the main body, a cover holder holding the cover, the cover holder hinged to the main body holder, the cover holder comprising two support rods and a connecting rod; each support rod comprising a first surface facing the other support rod, and a second surface adjacent to the first surface; each first surface defining a first sliding groove, and each second surface defining a second sliding groove comminuting with corresponding first sliding groove; two connecting elements, each connecting element located on one end of the connecting rod and slidably mounted in one of the first sliding grooves; a plurality of locking elements, each locking element retained on one of the connecting elements and slidably mounted in one of the second sliding grooves.
    Type: Application
    Filed: August 10, 2011
    Publication date: July 26, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, ZHANG-SHENG YAN
  • Publication number: 20120188537
    Abstract: A test apparatus is configured for testing a notebook including a liquid crystal display section and a body section. The positioning structure includes an optical testing module, an adjustable OTM mount, a fine-tuning module, a clamping module and a adjustable LCD mount. The optical testing module tests the liquid crystal display section, and is mounted to the adjustable OTM mount for moving the optical testing module. The optical testing module is attached to the fine-tuning module. The clamping module is for clamping the notebook. The adjustable LCD mount is mounted to the clamping module, and rotates the notebook relative to the optical testing module.
    Type: Application
    Filed: October 17, 2011
    Publication date: July 26, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, YUAN-ZHAO LI
  • Publication number: 20120024078
    Abstract: A torque testing device is for testing the torque of a hinge. The torque testing device includes a main board, two sidewalls respectively located at two sides of the main board, and a loading board rotatably mounted between the sidewalls. The loading board is for retaining the hinge. Additionally, a sensor is mounted on the loading board. a measuring element is mounted on the sensor, and a testing ring is mounted on the main board. The hinge is rotated to drive the loading board to rotate relative to the sidewalls so the measuring element move toward and presses the testing ring, thereby the testing ring applies torque to the measuring element and the sensor senses the torque applied to the measuring element, which is equal to the torque of the hinge being tested.
    Type: Application
    Filed: October 21, 2010
    Publication date: February 2, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD .
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, GONG-SHUI CHENG, YONG-BING HU
  • Publication number: 20110295428
    Abstract: A machine motion control system includes a number of moving parts for securing test electronic devices, a machine and an axis control card mounted on the machine. The machine includes a number of servo modules and a number of sensing units. The servo modules drive and control the corresponding moving parts on the machine. Each sensing unit is electrically connected to a corresponding moving part; the sensing units are operable to sense and transmit location information of the moving parts and the machine. The axis control card is electrically connected to the moving parts, the machine, and the sensing units. The axis control card receives location information of each moving part and processes the location information to generate a corresponding command signal, and transmits the generated command signal to the servo modules to control and adjust the moving parts.
    Type: Application
    Filed: October 5, 2010
    Publication date: December 1, 2011
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HON FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: JIA-BIN WANG, HUA-YONG XU, GUO-JUN YU, TENG-TSUNG HUANG
  • Publication number: 20110288686
    Abstract: An exemplary embodiment of machine motion control system for testing electronic devices includes a machine and a control module electrically connected to the machine. The machine secures the electronic devices and includes a sensing unit and a servo unit, the sensing unit obtains different test parameters of the electronic devices to generate corresponding sensed signal. The control module includes a signal conversion unit electrically connected to the sensing unit and a main control circuit, the main control circuit is electrically connected to the signal conversion unit and the servo unit. The signal conversion unit converts the sensed signal into corresponding command signal, and the main control circuit drives and controls the servo unit to adjust the motion state and test strength on the electronic device according to the command signal.
    Type: Application
    Filed: September 20, 2010
    Publication date: November 24, 2011
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    Inventors: JIA-BIN WANG, HUA-YONG XU, GUO-JUN YU, TENG-TSUNG HUANG
  • Publication number: 20110283844
    Abstract: A torque-adjusting machine includes a securing fixture, a torque-detecting mechanism, a driving device and an adjusting mechanism. The securing fixture is capable of retaining a first bracket of a hinge. The driving device is capable of retaining a second bracket of the hinge. The torque-detecting mechanism is connected to the securing fixture and capable of detecting torque of the hinge through rotating the first bracket of the hinge relative to the second bracket of the hinge. The adjusting mechanism includes an adjusting pole. The adjusting pole is capable of moving from a first position, where the adjusting pole is capable of engaging with the hinge and adjusting the torque of the hinge by rotation, to a second position, where the adjusting pole is capable of being disengaged from the hinge.
    Type: Application
    Filed: September 24, 2010
    Publication date: November 24, 2011
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: TENG-TSUNG HUANG, GUO-JUN YU, YONG-BING HU, ZHAN SHANG