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Cheng-Chi Yeh, Tu-Cheng TW

Cheng-Chi Yeh, Tu-Cheng TW

Patent application numberDescriptionPublished
20080299795Electrical connector with improved housing - An electrical connector (12-04-2008
20090047809Electrical connector having stiffener fastened by groups of one-step screw post and mating sleeve - One-step screws (02-19-2009
20090061654Socket with bolt - A socket, for electrically connecting an IC package and a printed circuit board, comprises a base received with a plurality of contacts, a stiffener surrounding the base and bolts mounting the socket to the printed circuit board. The stiffener has a horizontal plate, which has engaging holes by drawing, so the engaging hole has a sidewall extending beyond the horizontal plate to keep the bolt in the engaging hole of the stiffener.03-05-2009
20090104796Electrical connector having a connecting assembly - An electrical connector (04-23-2009
20090163068Electrical connector assembly with stiffener - An electrical connector assembly comprises a stiffener including a base with a first portion and a second portion, insulative housing, a load plate and a lever. An embossed portion is formed on the base and has substantial distance to a first end of the first portion. An insulative housing is disposed between the first portion and the second portion. A load plate is pivotally mounted on the second portion of the stiffener. A lever is pivotally assembled to the first portion of the stiffener to lock the load plate and includes a retaining portion adjacent to the embossed portion to abut against the lever when it is rotated.06-25-2009
20090176397Electrical connector having improved load plate - An electrical connector is for electrically connecting an electronic package with a circuit substrate. The connector includes a housing having a plurality of conductive terminals, a fastening device including a load plate for pressing the electronic package and a retaining member for securing the load plate. The load plate defines a first edge, a second edge opposite to the first edge, a third edge pivoted to the fastening device and a forth edge adjacent to the first edge and the second edge. The four edges jointly define an opening in the middle thereof with the first and second edges each having a pressing portion. Comers of the opening near the third edge extend upwardly. During the rotation of the load plate, the pressing portions will abut against the electronic package prior to the corners near the third edge, and thereby prevent the corners from abutting against the electronic package.07-09-2009
20090186513ELECTRICAL CONNECTOR ASSEMBLY WITH FASTENING DEVICE - An electrical connector (07-23-2009
20090191744Electrical connector with improved package retention device - An electrical connector includes a socket body with a number of contacts, a retention frame spaced from the socket body, a load plate attached to the retention frame, and a fastener. The retention frame located at a first side of the socket body and the load plate attached to at a second side of the socket body. The load plate rotates toward or away from the socket body from an open position to a closed position. The fastener is used to fasten the load plate at the closed position.07-30-2009
20090221162Socket assembly with backplane - A socket assembly mounted on a printed circuit board comprises a socket mounted upon the printed circuit board; a metal backplane, mounted below the printed circuit board and configured with a board-like shape; and an insulative sheet. The insulative sheet is sandwiched between the printed circuit board and the metal backplane and is formed with at least one latching portion extending downwardly to latch the metal backplane. The insulative sheet further has a plurality of protruding portions extending upwardly to insert into corresponding circular holes defined on of the printed circuit board.09-03-2009
20090233464Electrical connector - An electrical connector (09-17-2009
20090246989Electrical connector assembly with pick up cap - An electrical connector assembly includes a socket body defining a receiving cavity, a pick up cap attached detachably onto the socket body and a movable fixing mechanism surrounding the socket body. The fixing mechanism includes a rotatable cover defining an open position and a close position and having two pressing portions extending towards the receiving cavity of the socket body. The pick up cap covers all terminals in the socket body and includes a planar body having concaved portions for receiving the corresponding pressing portions to prevent the pressing portions from interfering with top surface of the planar body of the pick up cap.10-01-2009
20090264005Socket connector assembly having lock-down indicator preventing overstressing - An electrical connector mounted to a printed circuit board includes an insulation housing mounted to a printed circuit board, a plurality of contacts received in the insulation housing, a load plate covering the insulation housing. And an indicator disposed on the load plate. The indicator has a indicating portion, the showing abouting against the printed circuit board and capable of changing positions relative to the load plate, so that the operator may observe an assembly process of the load plate. The electrical connector has a simple configuration and reliable connection.10-22-2009
20090280666Electrical connector having self-aligning portion for leading cover - An LGA connector includes an insulative housing accommodating a plurality of terminals, a stiffener disposed around the insulative housing and a cover attached to the stiffener. The stiffener includes a front end, an opposite rear end, and two substantially vertical sidewalls connecting the front and rear ends. The cover is pivotally mounted to the rear end of the stiffener. The cover includes a pair of lateral sides having blocking walls being bent downwardly and distant to the sidewalls of the stiffener. One of the sidewall of the stiffener and the blocking wall of the cover has a self-aligning portion extending towards the other for leading the blocking wall to prevent the cover from inclining when the cover is rotated from an open position to a close position. Thus, the cover is shielded on the insulative housing safely without interfering with the insulative housing.11-12-2009
20090311901LAND GRID ARRAY SOCKET HAVING SIMPLIFIED FASTENING STRUCTURE - A land grid array (LGA) connector includes an insulative housing, a number of contacts received in the insultive housing, a stiffener disposed around the insulative housing, a metallic clip rotatably mounted to the stiffener, and a lever rotatably mounted to the stiffener to lock the metallic clip to the stiffener. The insulative housing defines a substantially rectangular cavity in a middle thereof adapted for receiving an electronic package therein. The metallic clip is disposed against the housing to press the electronic package upon the contacts. The metallic clip is configured by a single strip with a predetermined arrangement and then formed through bending.12-17-2009
20090325403SOCKET WITH AN EASILY OPERATED COVER - A socket, mounted on a printed circuit board for electrically connecting an IC package, comprises an insulative housing receiving a plurality of contacts, a linking member and a cover. The insulative housing and the linking member are mounted on the printed circuit board, and the linking member is located beside of the insulative housing. The cover is formed with a first end pivotally assembled to the linking member and a second end opposite to the first end. The second end is provided with a tongue portion to be retained to the printed circuit board by a screw and a projecting piece extending from a side of the tongue portion to be handled by operator to lift and open the cover.12-31-2009
20090325404ELECTRICAL CONNECTOR WITH IMPORVED CONTACTS - An electrical connector includes a socket body, a retention frame adjacent to the socket body, and a load plate attached to the retention frame and capable of rotating toward or away from the socket from an open position to a close position. A number of contacts are attached to the socket body and each has a base section, a retention section extending upwardly from the base section, a contact section bending from the retention section, and a tail section extending downwardly from the base section. The tail section includes a stick section and a reinforcement section bending from the stick section for increasing the rigidity of the tail section.12-31-2009
20100029107Socket assembly with pick up cap - A socket assembly comprises a socket and a pick up cap attached on the socket. The socket has an insulative housing with sidewalls, and the sidewalls have a plurality of protrusions extending upwardly and formed with end surfaces. The pick up cap comprises a plurality of cutouts with inner side surfaces. The inner side surface of the cutout abuts against corresponding end surface of insulative housing to position the pick up cap on the insulative housing. An interference force created between the cutout and the protrusion extends along an extending direction of corresponding sidewall.02-04-2010
20100035458METHOD FOR MANUFACTURING LOAD PLATES USED FOR SOCKET CONNECTOR - An electrical connector assembly comprises an insulative housing, a plurality of contacts received in the insulation housing, a linking device located in a side of the insulation housing and a load plate linking with the linking device and covering the insulation housing. The load plate has two side arms and an opening between the side arms, an expanding width of the side arm is smaller than a half of a width of the opening, two adjacent side arms of two adjacent load plates in a same row are inserted into a same opening of an opposite load plate in the other row. The electrical connector assembly can save metal material and improve manufacture efficiency.02-11-2010
20100055946ELECTRICAL CONNECTOR ASSEMBLY - An electrical connector assembly, for electrically connecting an IC package and a printed circuit board (PCB) (03-04-2010
20100055957SOCKET CONNECTOR WITH LOAD PLATE EQUIPPED WITH LOCKING DEVICE - An electrical connector (03-04-2010
20100055958CPU SOCKET WITH LOCKING DEVICE - A CPU socket (03-04-2010
20100055959SOCKET CONNECTOR WITH LOCKING DEVICE - An electrical connector (03-04-2010
20100087085SOCKET CONNECTOR WITH LOCKING DEVICE - An electrical connector (04-08-2010
20100093201LAND GRID ARRAY SOCKET CONNECTOR - A socket connector (04-15-2010
20100099294LOAD PLATE OF LAND GRID ARRAY SOCKET CONNECTOR AND METHOD OF MANUFACTURING THE SAME - A socket connector (04-22-2010
20100120268SOCKET WITH IMPROVED LOAD PLATE - A socket for electrically connecting an IC package to a printed circuit board, comprises an insulative housing, a stiffener surrounding the housing and having a front wall defining a hole; and a load plate pivotably mounted to the front wall of the stiffener. The load plate has a pivotal portion with a hook, the hook has a latching finger engaging with the latching hole of the stiffener, a protruding finger and a gap defined between the latching finger and the protruding finger. The protruding finger resists the stiffener when the load plate deflects on a top-to-bottom direction relative to the stiffener. The protruding finger also can engage with the stiffener to guide the load plate to rotate in a correct direction.05-13-2010
20100130030IC SOCKET HAVING AN IMPROVED LOCKING ARRANGEMENT AND METHOD OF MAKING THE SAME - An IC socket (05-27-2010
20100130049SOCKET CONNECTOR HAVING CONNECTOR HOUSING WITH ENDS SLIGHTLY LIFTED OFF STIFFENER ENSURING DEFORMATION-FREE OPERATION - An electrical socket comprises an insulative housing, a stiffener defined around the insulative housing, a load plate and a load lever. The housing defines two supporting portions at two opposite sides, each of said supporting portions defining a mounting portion in a middle portion thereof. The stiffener comprises a first side, a second side opposite to the first side, a third side and a fourth side opposite to the third side, the third, fourth sides defined corresponding to the two supporting portions of the housing respectively and with an engaging portion engageable with the mounting portion, each of said third, fourth sides formed with an upwardly curved configuration at a middle portion thereof for supporting the supporting portion. The two supporting portions seat on the third, fourth sides respectively, thus making a gap formed between the supporting portions and opposite end of corresponding sides respectively.05-27-2010
20100139529BRACKET FOR PACKAGING ELECTRICAL CONNECTOR - A bracket for packaging electrical connectors includes a base, a cover and a number of posts for assembling the cover to the base. The base and the cover each form a number of spaces corresponding to each other so that the space of the base and the corresponding space of the cover jointly form a compartment for accommodating an electrical connector therein.06-10-2010
20100159732SOCKET CONNECTOR HAVING METALLIC POSITIONING MEMBER SECURING ELECTRONIC DEVICE THEREIN - A socket connector for receiving an electronic device includes an insulative housing with sidewalls extending upwardly and a plurality of contacts retained in the insulative housing. The sidewalls define a receiving space for the electronic device. At least one side wall is provided with a protrusion. An elastic positioning member is mounted within the protrusion and has an engaging section extending into the receiving space.06-24-2010
20100167572Electrical connector assembly having clip-fastening mechanism - An electrical connector assembly (07-01-2010
20100184308SOCKET ASSEMBLY HAVING CLIP AND ARTICULATED LEAF SELECTIVELY INTERLOCKED WITH STIFFENER - An electrical connector is adapted for electrically connecting an electronic package (07-22-2010
20100184314ELECTRICAL CONNECTOR HAVING LATCHING MEMBERS MANEUVERED BY LEVER - An electrical connector is adapted for electrically connecting an electronic package (07-22-2010
20100248504ELECTRICAL CONNECTOR HAVING RETENTION MEANS ARRANGED ADJACENT TO PASSAGEWAY FOR HOLDING FUSIBLE MEMBER THERETO - An electrical connector used for connecting a circuit processing unit (CPU) with pins with a print circuit board (PCB) includes an insulating housing, a plurality of terminals received in the housing and a plurality of fusible members mechanically fixed into the housing. The housing includes a plurality of passageways and receiving cavities communicating with each other. Each of the terminals received in the corresponding passageway has a soldering portion. Each fusible member mechanically fixed into the corresponding receiving cavity has a through hole for receiving the soldering portion of the terminal. A gap is formed between the soldering portion and the fusible member when the soldering portion received in the through hole.09-30-2010
20100267257SOCKET CONNECTOR WITH CONTACT TERMINAL HAVING WAVEFORM ARRANGEMENT ADJACENT TO TAIL PORTION PERFECTING SOLDER JOINT - Disclosed herewith a socket connector configured with an insulative housing defining a mating interface surrounded with peripheral walls and a mounting surface. A plurality of passageways is defined between the mating interface and the mounting surface and having an opening at the mounting surface. The insulative housing includes an encampment associated with each of the passageway at the mounting surface, and includes an extension crossing over an inner wall of the passageway to substantially narrow the opening of the opening. The socket connector furthers includes a plurality of contact terminals each received in the passageway and further includes a curvilinear solder portion extending beyond the mounting surface. And the socket connector further is incorporated with a plurality of solder balls each disposed between the encampment and the curvilinear solder portion.10-21-2010
20110008979SOCKET CONNECTOR WITH CONTACT TERMINAL HAVING WAVEFORM ARRANGEMENT ADJACENT TO TAIL PORTION PERFECTING SOLDER JOINT - Disclosed herewith a socket connector configured with an insulative housing defining a mating interface surrounded with peripheral walls and a mounting surface. A plurality of passageways is defined between the mating interface and the mounting surface and having an opening at the mounting surface. The insulative housing includes an encampment associated with each of the passageway at the mounting surface, and includes an extension crossing over an inner wall of the passageway to substantially narrow the opening of the opening. The socket connector furthers includes a plurality of contact terminals each received in the passageway and further includes a curvilinear solder portion extending beyond the mounting surface. And the socket connector further is incorporated with a plurality of solder balls each disposed between the encampment and the curvilinear solder portion.01-13-2011
20110034052ZERO INSERTION FORCE CONTACT AND SOCKET CONNECTOR HAVING THE CONTACT - A contact (02-10-2011
20110076862ELECTRICAL CONNECTOR CONFIGURED BY UPPER AND LOWER HOUSINGS WITH CONTACT TERMINALS DISPOSED THEREBETWEEN - An electrical connector for electrically connecting a circuit processing unit (CPU) with a number of soldering balls to a print circuit board (PCB) comprises a first body having a plurality of bottom holes, a second body mounted on the first body and having a plurality of upper holes, a plurality of terminals located between the first body and the second body, and a number of fusible members holed by the terminals. Each terminal includes a planar horizontal base portion, a plurality of upper hands and lower legs respectively bent upwardly and downwardly from the base portion, and a plurality of holding portions extending from the base portion in a horizontal direction. The upper hands received in the upper holes can hold the soldering balls. The lower legs received in the bottom holes can hold the fusible members and be soldered to the PCB through the fusible members.03-31-2011

Patent applications by Cheng-Chi Yeh, Tu-Cheng TW