Patents Assigned to Sutech Trading Limited
  • Degreasing agent
    Patent number: 7427586
    Abstract: A degreasing agent includes a mixture of trisodium phosphate, sodium silicate, sodium carbonate, sodium dodecyl benzene sulphonate, sodium hydrosulphite and octyl-phenol-polyoxyethylene ether. The degreasing agent may maintain degreasing effect for longer period of time. In addition, the metal product cleaned by the degreasing agent has a low cleaning inferior rate.
    Type: Grant
    Filed: November 1, 2007
    Date of Patent: September 23, 2008
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
    Inventors: Xian-Liang Liu, Rui-Feng Zhang, Jian-Bin Zhao
  • METAL CLEANING AGENT AND METHOD FOR CLEANING METAL PARTS
    Publication number: 20080223416
    Abstract: A cleaning agent for metal parts (e.g., steel articles) includes sodium hydroxide in an approximate amount of 15 wt % (percent by weight) to 25 wt %, sodium tripolyphosphate in an approximate amount of 6 wt % to 9 wt %, sodium metasilicate in an approximate amount of 48 wt % to 51 wt %, sodium dodecyl benzene sulfonate in an approximate amount of 2 wt % to 5 wt %, sodium carbonate in an approximate amount of 8 wt % to 11 wt %, and alkylphenol polyoxyethylene ether in an approximate amount of 1 wt % to 4 wt %.
    Type: Application
    Filed: September 24, 2007
    Publication date: September 18, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: HONG-HAI XU, ZHENG-JIANG REN, JIANG-RONG DING, JI-KAI LIU
  • FAILURE ANALYSIS SYSTEM AND METHOD USING THE SAME
    Publication number: 20080210015
    Abstract: A failure analysis system (900) for printed circuit board (600) includes testing equipment (100) and a monitor (200). The testing equipment includes a base (120), a fixing body (180), a supporting arm (140) and a micrometer (160). The fixing body and the supporting arm are both firmly fixed on the base. The printed circuit board is fastened to the fixing body. The micrometer is slidingly attached to the supporting arm. The micrometer has a pin (1612) at one end thereof for resisting one end of the printed circuit board. The monitor electronically connects with the printed board for receiving signals from the printed circuit board. When the pin of the micrometer reaches a certain position, the signal transmitted to the monitor is broken.
    Type: Application
    Filed: September 27, 2007
    Publication date: September 4, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, HU LI, DONG LI, YONG-ZHI TAO, LIN-SEN DONG
  • Battery cover assembly for portable electronic device
    Patent number: 7419742
    Abstract: A battery cover assembly includes a battery cover (10), a moveable member (12), an elastic apparatus (13) and a housing (14). The battery cover defines a button hole (101), and a locking portion (104) is disposed in one side of the battery cover. The moveable member includes a main beam (121) and at least one arm (124). The main beam includes a button (122) received in the button hole. The moveable member is slidably attached to the battery cover. The elastic apparatus includes at least one concave portion (1321). The concave portion includes a clasp (1324) and defines a latching hole (1326). The locking portion engages in the latching hole. The concave portion resists the arm of the moveable member. The housing defines a latching hole (145). The clasp of the elastic apparatus detachably engages in the hole of the housing. This provides a user with convenient disassembling operation.
    Type: Grant
    Filed: November 2, 2005
    Date of Patent: September 2, 2008
    Assignees: Shenzhen Futaihong Precision Industrial Co., Ltd., Sutech Trading Limited
    Inventors: Tai-Jun Liu, Rui-Hao Chen, Peng-Jin Ge, Gang Yang, Shui-Yuan Qin, Hsiao-Hua Tu
  • CLAMPING DEVICE FOR PORTABLE ELECTRONIC DEVICE
    Publication number: 20080203637
    Abstract: A clamping device (100) for clamping a portable electronic device is provided. The clamping device includes a mounting board (12) and a clamping mechanism (14). The clamping mechanism includes at least one adjusting member (141), at least one sliding block (145), and a sliding rail (146). The sliding rail is selectively attached to the mounting board, either horizontally or vertically. Each respective sliding block is slidably mounted to the sliding rail. Each adjusting member respectively engages with a corresponding sliding block and is configured to drive the corresponding sliding block to move along the sliding rail.
    Type: Application
    Filed: August 17, 2007
    Publication date: August 28, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, JIAN-GUI WU, HONG-YAN LI, LIN-SEN DONG, YONG-ZHI TAO, CHANG-FA SUN
  • Latching mechanism for surface contact card
    Patent number: 7410394
    Abstract: A latching mechanism (200) for a surface contact card, used in a portable electronic device, includes a receiving cavity (11) defined in a body (10) and a latch module (12). The body defines a receiving cavity configured for receiving the surface contact card therein, and including a connector disposed in the receiving cavity. The latch module is mounted adjacent the receiving cavity, the latch module including a supporting portion and a rotating bar pivotably supported on the supporting portion. The latch module includes a supporting portion (13) and a rotating bar (300). The rotating bar includes an elastic member surroundingly formed thereon, the elastic member (302) being configured for providing a sufficient friction force to drive the surface contact card to move into or out the receiving cavity upon being pressed against the surface contact card.
    Type: Grant
    Filed: March 20, 2006
    Date of Patent: August 12, 2008
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
    Inventors: Qing Yang Yang, Chia-Hua Chen
  • KEY TESTING APPARATUS
    Publication number: 20080184825
    Abstract: A key testing apparatus (100) is provided. The key testing apparatus includes a base (11) and an actuator (12). The actuator includes a testing member (17) and a mounting member (18). The mounting member includes at least one base board (181) fixed to the base, a lower board (182), a mounting board (183), and a mounting sheet (185). The lower board is adjustably attached to the base board. The mounting board is adjustably attached to the lower board. The mounting sheet is adjustably attached to the mounting board. The clamping device includes a base desk (131), a clamping platform (132), at least one first clamping board (133) and second clamping board (134). The base desk is adjustably attached to the base. The clamping platform, at least one first clamping board, and at least one second clamping board are adjustably attached to the base desk.
    Type: Application
    Filed: November 27, 2007
    Publication date: August 7, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, JIAN-GUI WU, HONG-YAN LI, XUE-LIANG ZHAI, CHANG-FA SUN, YONG-ZHI TAO
  • SURFACE TREATMENT PROCESS FOR METAL ARTICLES
    Publication number: 20080185020
    Abstract: A surface treatment process for a metal article includes the following steps. Firstly, a metal article, made of at least one of copper and an alloy thereof, is provided. Secondly, a surface of the metal article is degreased. Thirdly, the surface of the metal article is activated in an acid solution. Finally, the surface of the metal article is deactivated by submersion in an antioxidant agent.
    Type: Application
    Filed: August 29, 2007
    Publication date: August 7, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: JIANG-RONG DING, ZHENG-JIANG REN, HONG-HAI XU
  • MICROMETER-BASED MEASURING SYSTEM AND METHOD OF USING SAME
    Publication number: 20080184583
    Abstract: A measuring system (100) includes a measuring instrument (10) and a processing device (20). The measuring instrument includes a base (12), a guide column (14), a sliding member (16), and a digital micrometer (18). The guide column is vertically attached to the base. The sliding member is moveably attached to the guide column. The digital micrometer is firmly fastened to the sliding member. The processing device is electronically connected with the digital micrometer. The processing device receives a measured value from the digital micrometer and diplays a testing result after processing the measured value.
    Type: Application
    Filed: June 22, 2007
    Publication date: August 7, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRIAL CO.,LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, YUN-FANG ZHAO, DONG LI, ZHI-LI CHEN, JUN JIANG
  • Keypad light guide
    Patent number: 7407314
    Abstract: A light guide (20) for illuminating keys of a keyboard or keypad of a portable electronic device, includes an array of apertures (22) and a groove (21) at one end of the light guide. The apertures are configured to illuminate the keys via a light source (10). The light source is disposed adjacent to the groove. A peripheral wall around each aperture is configured partially as a reflecting surface, and partially as a transmitting surface. The reflecting angle of the reflecting surface is larger than a critical total internal reflection angle so as to transfer the light farther. The light guide has a desired uniform light by means of a light source. This provides the portable electronic device consuming little power.
    Type: Grant
    Filed: November 1, 2005
    Date of Patent: August 5, 2008
    Assignee: Sutech Trading Limited
    Inventors: Tung-Ming Hsu, Wen-Feng Cheng
  • Hinge assembly for portable electronic devices
    Patent number: 7404235
    Abstract: A hinge assembly (200) for joining a cover section (110) to a body section (120) of a foldable electronic device (100) includes a main shaft (10), a rotating member (20), a sliding member (30), and a spring (40). The main shaft has a fixing portion (12) at one end, a deformed shaft portion (14) at its central section, and a distal shaft portion (16) at the other end. The rotating member receives the distal shaft portion, and the rotating member includes an engaging portion (24). The sliding member engages with the deformed shaft portion. The sliding member has a deformed hole (34), engaging with the engaging portion of the rotating member. The spring surrounds the main shaft and elastically biases between the sliding member and the fixing portion. The hinge assembly is modularized, easy to install, and low in cost.
    Type: Grant
    Filed: October 28, 2005
    Date of Patent: July 29, 2008
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
    Inventors: Chao Duan, Mao-Fa Jiang, Chia-Hua Chen
  • Template for assisting cover design
    Patent number: 7404257
    Abstract: A template (10) for assisting cover design has a decorative surface (12). The decorative surface includes a curved portion (121) and an essentially flat portion (122) around the curved portion. The flat portion has a plurality of slots (124) formed therein and is divided into several sections by the slots. Each section has been processed to have a characteristic texture. Each texture within a given section is different from that of any other one of the sections.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: July 29, 2008
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
    Inventors: Sheng-Feng Hung, Tzu-Cheng Yu, Yu-Chuan Liang, Chao Liu, Hong-Xiu Luo
  • TESTING SYSTEM FOR FLIP-TYPE ELECTRONIC DEVICE
    Publication number: 20080173110
    Abstract: A testing system (100) is used to test a flip-type electronic device (80). The electronic device includes a cover (802) and a main body (801). A hinge (803) connects with the cover and the main body. The testing system includes a base (10), a plummer (20), a flipping device (30) and a control device (40). The plummer is fixed on the base for locking the electronic device. The flipping device is fixed on the base for opening and closing the cover of the electronic device. The control device includes an optical fiber sensor (42) for sensing the movement of the cover of the electronic device. The control device connects with the flipping device so as to control the flipping device.
    Type: Application
    Filed: October 1, 2007
    Publication date: July 24, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, XUE-LIANG ZHAI, MING-FENG LI, CHANG-FA SUN, DONG LI, YONG-ZHI TAO
  • CUT STRUCTURE FOR MOLD
    Publication number: 20080175947
    Abstract: A cut structure for a mold apparatus (100), which the cut structure is configured for being connected to a mold cavity (210), includes a first hole (42), a cut punch (48) and a draw pin (49). The first hole is configured to communicate with the mold cavity. The cut punch is movably received in the first hole for cutting a portion of a molded product. The cut punch defines a second hole (486); and the draw pin is movably received in the second hole of the cut punch. The draw pin has a wedge cutout (492) configured for drawing the portion of a molded product from the mold apparatus.
    Type: Application
    Filed: November 8, 2007
    Publication date: July 24, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: DIAN-HONG WEI, CHIN-PAI LIN
  • TESTING DEVICES FOR MULTIHOLE WORKPIECE
    Publication number: 20080168849
    Abstract: A testing device (100) configured for testing a multihole workpiece (10) with a plurality of holes (12), includes a detecting station (120) and an inspecting box (140). The detecting station positions a plurality of detecting pins (124) and a plurality of detecting apparatus (128). The detecting pins correspond to the holes of the multihole workpiece. The detecting apparatus respond for the multihole workpiece and sending detecting signals. The inspecting box receives the detecting signals from the detecting apparatus of the detecting station, and deals with and shows detecting results.
    Type: Application
    Filed: October 29, 2007
    Publication date: July 17, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, AI-GE SUN, LIN-SEN DONG, CHANG-FA SUN
  • FLEXIBLE FIXING SYSTEM FOR PRODUCT TESTING
    Publication number: 20080169595
    Abstract: A flexible/adjustable fixing system (100) for fixing a workpiece (40) includes an information management module (10), a plurality of driving devices (20), and a positioning device (30). The information management module receives and processes the position information of the workpiece. The driving devices electronically couple with the information management module. The positioning device includes a platform (31) and a plurality of positioning pins (32). One end of the workpiece is positioned in a certain area of the platform. Each respective pin is attached to a corresponding driving device. When the driving device receives an order/signal from the information management module, the positioning pin is selectably driven relative to (e.g., toward, away from) the workpiece by the driving device.
    Type: Application
    Filed: May 23, 2007
    Publication date: July 17, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRIAL CO.,LTD., SUTECH TRADING LIMITED
    Inventors: LEI LI, PING CHEN, ZHI CHENG, XUE-LIANG ZHAI, CHANG-FA SUN, LIN-SEN DONG
  • SURFACE TREATMENT PROCESS FOR COLORING METAL ARTICLES
    Publication number: 20080160262
    Abstract: A surface treatment process for coloring metal articles includes following steps. Firstly, a metal article with a surface including a first surface portion and a second surface portion is provided. Secondly, a releasable coating is formed onto the first surface portion of the metal article. Thirdly, a first electro-depositable coating is applied onto the second surface portion of the metal article by means of a first electro-coat process. Fourthly, the releasable coating is removed from the first surface portion of the metal article. Finally, a second electro-depositable coating having a color different from that of the first electro-depositable coating is applied onto the first surface portion of the metal article by means of a second electro-coat process.
    Type: Application
    Filed: September 24, 2007
    Publication date: July 3, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: CHIH-PEN LIN, ZHI-MIN LI, GUO-YOU XIONG, HUA-JIE ZHENG, XIAN-FENG LUO, ZHENG-GANG XIE
  • Antenna
    Patent number: D573591
    Type: Grant
    Filed: September 24, 2007
    Date of Patent: July 22, 2008
    Assignee: Sutech Trading Limited
    Inventors: Yin-Chang Fu, Tzu-Cheng Yu, Ho-An Chen
  • Mobile phone
    Patent number: D573967
    Type: Grant
    Filed: July 17, 2007
    Date of Patent: July 29, 2008
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
    Inventors: Cheng-Chieh Tsai, Hong-Xiu Luo, Tzu-Cheng Yu
  • Portable electronic device
    Patent number: D577371
    Type: Grant
    Filed: December 17, 2007
    Date of Patent: September 23, 2008
    Assignee: Sutech Trading Limited
    Inventors: Wei Hu, Tzu-Cheng Yu