Patents by Inventor Haw-Chan Tan

Haw-Chan Tan 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: 11931939
    Abstract: According to an aspect of the present invention, there is provided a mechanism for opening, closing, and clamping a mold or die of an injection molding machine comprising: at least two sets of first toggle linkages opposed to each other; at least two sets of second toggle linkages hingedly connected to said first toggle linkages; at least 2 linear activating means for driving the mechanism towards a closed or open position hingedly connected to said second toggle linkages; a movable platen hingedly connected to first toggle linkages for holding an injection molding die, mold, or die casting die; and at least 2 sets of guide rods for the movable platen to slidingly move along its travel path.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: March 19, 2024
    Inventor: Haw Chan Tan
  • Patent number: 6135807
    Abstract: An electrical cable connector assembly includes a connector and a cable. The connector includes a housing enclosing an insulator with contacts fixed thereto. The cable has a number of wires with leads electrically connected to the contacts. A plastic strain relief is fixedly attached to the cable by insert molding, and has two keys engagably received within two grooves defined by the housing. A metal strain relief is formed by stamping a metal sheet to have a hollow body portion and two fitting wings extending from opposite sides thereof. The body portion is crimped to be fixedly connected to the cable near the plastic strain relief. The wings are fittingly received between a stop wall and either a connecting post or sleeve formed on a lower housing member of the housing.
    Type: Grant
    Filed: January 13, 1998
    Date of Patent: October 24, 2000
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: C. T. Lai, Gordon Lok, Haw-Chan Tan
  • Patent number: 6109936
    Abstract: An electrical connector assembly (10) includes a universal bracket (12) for retaining at least a group of audio jack units (17) therein. Each audio jack unit (17) includes a plurality of signal contacts (22) and at least a grounding contact (24) thereof for mounting to a mother board (100) on which the assembly (10) is seated. A grounding clip (26) is retainably attached to the corresponding audio jack unit (17) under the condition that one spring finger (38) thereof contacts the grounding contact (24) and an engagement tang (46) thereof projects out of the front surface (49) of the universal bracket (12) for efficient engagement with the front panel of the computer case which the bracket (12) confronts.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: August 29, 2000
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Joel Jyh-Haur Yeh, Yao-Hao Chang
  • Patent number: 6062907
    Abstract: An offset Ultra SCSI connector comprises a dielectric housing having an island portion, a rear portion, and a plurality of terminals embedded therein. The terminals have insulation displacement sections defining a connecting face on said rear portion and insertion sections on said island portion. A carrier retaining a plurality of conductive wires in traverse slots thereof is assembled to the rear portion. A pair of wedges is formed on opposite ends of the carrier. A first EMI shield is assembled to the housing from a bottom thereof. A pair of retaining tabs upwardly extends from opposite ends of the shield. Each retaining tab defines an opening securely engaged with the corresponding wedge.
    Type: Grant
    Filed: February 4, 1999
    Date of Patent: May 16, 2000
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Wayne Huang
  • Patent number: 5836774
    Abstract: An adapter (10) includes a pair of male/female connectors (12, 14) solderably positioned on two ends of a PC board (16). A pair of identical metal shells (20) are adapted to be engaged with each other with their grounding tangs (38) extending at two ends thereof, respectively, for conductive engagement with the metal shieldings (60, 80) of such pair of connectors (12, 14). The metal shells (20) also defines a space for protectively enclosing the PC board (16) therein. A pair of identical plastic covers (40) are fixedly aligned and attached to each other commonly enclosing such pair of metal shells (20) therein. The metal shells (20) are restrained between the pair of connectors (12, 14), and fixedly aligned with the corresponding covers (40), respectively. The connectors (12, 14) are aligned with and confinably received within the covers (40). Two interconnection ports of such pair of connectors (12, 14) are respectively exposed to the exterior at opposite ends of the adapters (10).
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: November 17, 1998
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Gordon Lok, Joel J. Yeh, Sung Liu Hsu
  • Patent number: 5823822
    Abstract: A stacked type connector assembly (10) includes an insulative bracket (12) defining an upper level portion (14) and a lower level portion (16) for respectively receiving a first connector (18) and a second connector (20) therein. A first mounting surface (24) is formed on the upper level portion (14) whereby the first connector (18) can be supportably mounted thereon, and a second mounting surface (30) is formed on the lower level portion (16) whereby the second connector (20) can be engageably attached thereto, wherein such first mounting surface (24) is disposed between a pair of side walls (22) while such second mounting surface (30) is composed of two abutment planes (36) disposed by two sides of such pair of side walls (22). A first pair of boardlocks (53) helpfully fasten the first connector (18) to the bracket (12) in the upper portion (14) thereof and a second pair of boardlocks (68) fasten the second connector (20) to the bracket (12) in the lower portion (16) thereof.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: October 20, 1998
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Gordon Lok, Joel J. Yeh
  • Patent number: 5772453
    Abstract: An arrangement for adoption of either the traditional UART D-Sub connector (70) or the upgrading USB connector (10) with a same mother board (100), includes a side-by-side dual-port USB connector assembly (10), which is generally integrally formed by two standard four-pin simplex type USB connector units (14), and the mother board (100), wherein the electrical and mechanical layout on the mother board (100) is arranged in some specific area not only for mounting the traditional D-Sub connector (70) but also the updated USB connector (10) thereon.
    Type: Grant
    Filed: October 1, 1996
    Date of Patent: June 30, 1998
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Joel J. Yeh
  • Patent number: 5749746
    Abstract: A cable connector includes a casing having two members ultra-sonically jointed to define therein an interior space for receiving a connector body which has a coupling end to couple to a counterpart connector with a plurality of slots formed therein, wherein the respective slot receives a connection pin, for establishing signal channel with a counterpart connector. A cable containing a number of conductors has a joint end received within the casing to allow the conductors to be electrically connected to the connector body via a circuit board. The joint end of the cable has two opposite shoulders each having a front face and an opposite rear face to be snugly receive within a chamber defined within the casing by two spaced wall segments with the front and rear faces thereof in abutment relationship with the wall segments to provide resistance to external force acting upon the cable.
    Type: Grant
    Filed: September 26, 1995
    Date of Patent: May 12, 1998
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Frank C. Ma
  • Patent number: 5735699
    Abstract: An electrical connector assembly (10) includes a universal bracket (12) for retaining at least a group of audio jack units (17) therein. Each audio jack unit (17) includes a plurality of signal contacts (22) and at least a grounding contact (24) thereof for mounting to a mother board (100) on which the assembly (10) is seated. A grounding clip (26) is retainably attached to the corresponding audio jack unit (17) under the condition that one spring finger (38) thereof contacts the grounding contact (24) and an engagement tang (46) thereof projects out of the front surface (49) of the universal bracket (12) for efficient engagement with the front panel of the computer case which the bracket (12) confronts.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: April 7, 1998
    Assignee: Hon Hai Precision Co.,Ltd
    Inventors: Haw-Chan Tan, Joel Jyh-Haur Yeh, Yao Hao Chang
  • Patent number: 5709556
    Abstract: An electrical connector (10) includes an insulative housing (12) defining a plurality of passageways (14) therein for receiving therein a plurality of corresponding contacts (40) wherein the tail (42) of each contact (40) extends downward into a corresponding hole disposed in a PC board (100) on which the connector (10) is mounted. Each contact (40) further includes a contact section (44) for engagement with a mating contact of a complementary connector, and a retention section (46) positioned between the contact section (44) and the tail (42) wherein such retention section (46) includes a pair of opposite compliance expansions (47) defining an opening (48) therebetween so that such pair of expansions (47) may abut against the internal walls of the passageway (14) in the housing (12) for retaining the contacts (40) in position in the housing (12).
    Type: Grant
    Filed: November 24, 1995
    Date of Patent: January 20, 1998
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Kun-Tsan Wu
  • Patent number: 5658170
    Abstract: A cable connector assembly (20) for use with USB receptacle connector (1), includes an insulative housing (26) having a main body (28) from which a plug section (30) extends forward and a platform section (32) extends rearward. A plurality of passageways (34) extend through the housing in a front-to-end direction for receiving a corresponding number of contacts (40) therein. A pair of protrusions (29) and a recess (25) are formed on the surface of the main body of the housing. A shell (60) generally surrounds the main body (28) the plug section (30) of the housing (26) with the apertures (66) for engagement with the housing (26) and for securement of the whole cable connector assembly (20). A round cable includes a plurality of internal wires (70) respectively soldered to the rear end of the corresponding contacts (40).
    Type: Grant
    Filed: September 26, 1995
    Date of Patent: August 19, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Tim S. L. Chang
  • Patent number: 5643008
    Abstract: A system (10) for arrangement of a D-Sub connector (60) and three audio jacks (34), includes an insulative bracket (12) generally comprising an upper section (14) and a lower section (16). The upper section (14) includes a pair of securement posts (18) defining a D-Sub receiving space (19) therebetween for attachment of a D-Sub connector (60) thereto. The lower section (16) includes a jack assembly receiving cavity (29) with latching lugs (28) aside for locking the jack assembly (30) therein wherein a plurality of openings (25) are formed in the front portion (21) for allowing the mating portions (42) of the audio jack assembly (30) to extend forward. The system (10) further includes a pair of boardlocks (54) which not only secures the D-Sub connector (60) to the bracket (12) but also retains the whole system (10) on the mother board in position.
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: July 1, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Frank C. Ma
  • Patent number: 5637015
    Abstract: A connector (11) which is of a duplex type, having an insulative housing (12) enclosed by two shells (40, 46) except its bottom face. The housing (12) includes the upper section and the lower section each defining a cavity (14, 16) with a plate (18) horizontally extending therein. Each sections includes therein a plurality of contacts (90) projecting into the corresponding cavity (14, 16). The housing (12) includes plural recesses (76, 78, 80) extending rearward around each cavity (14, 16) for snugly receiving a corresponding number of tangs (56, 64, 70) which project in a backward folded manner from the front edges around the corresponding opening (52, 54) in the front shell (40). Some of such tangs (56, 64, 70) include embossments (84) or kinks (86) thereon for functions as retention means (70) and/or grounding means (56). A pair of spring grounding tangs (47) forward projecting out of the mating face (20) of the connector (11).
    Type: Grant
    Filed: August 31, 1995
    Date of Patent: June 10, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Tim S. L. Chang
  • Patent number: 5622522
    Abstract: An electrical connector (10) for use within an I/O card comprises an insulative elongated housing (12) defining a cavity (20) therein and a board (24) horizontally projecting within the cavity (20) for engagement with a protrusion portion of a cable connector. A shield (32) generally surrounds most portions of the periphery of the housing (12) with a portion of the shield (12) penetrating the housing (12) into the cavity (20) for electrically connecting to a shielding shell of the cable connector. A pair of latches (56) are received within two corresponding recesses (54) oppositely facing to each other by two sides of the cavity (20). The latch (56) further comprises a rearward projecting extension (66) having a step-like leg (68) downward extending adjacent to the end of the extension (66) for adjustable compliance with the different PC boards (72) which the I/O connector (10) is attached to and electrically engaged with.
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: April 22, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Chin T. Lai
  • Patent number: 5609499
    Abstract: A cable connector assembly (10) includes a cable connector kit (12) which comprises an elongated housing having a plurality of contacts (18) therein for engagement with a complementary I/O connector of an I/O card. A PC board (24) is positioned behind the cable connector kit (12) and electrically connected thereto via solder joints with contact tails of the connector kit (12). A cable unit (80) encloses a plurality of wires (82) for being soldered on the rear side of the PC board (24). A pair of covers (40) sandwich therebetween and enclose therein the connector kit (12) and PC board (24) with a coupling section of the connector kit (12) protruding out an front opening (51) of the covers (40). The cable unit (80) comprises an engagement device which can incorporate a hollow (99) defined by two covers (40) to form strain relief means to resist improper pulling force applied to the cable connector assembly (10).
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: March 11, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Frank C. Ma, Chin T. Lai
  • Patent number: D444128
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: June 26, 2001
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Gordon Lok, Joel J. Yeh, Sung Liu Hsu
  • Patent number: D378510
    Type: Grant
    Filed: December 8, 1995
    Date of Patent: March 18, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Tim S. L. Chang
  • Patent number: D379968
    Type: Grant
    Filed: September 1, 1995
    Date of Patent: June 17, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Frank C. Ma
  • Patent number: D379969
    Type: Grant
    Filed: December 8, 1995
    Date of Patent: June 17, 1997
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Haw-Chan Tan
  • Patent number: D405053
    Type: Grant
    Filed: October 11, 1996
    Date of Patent: February 2, 1999
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Haw-Chan Tan, Joel Jyh-Haur Yeh