Abstract: A method of inhibiting an irregular aggregation of a nanosized powder includes (A) providing a nanosized ceramic powder to perform thereon a thermal analysis and thereby attain an endothermic peak temperature; (B) performing an impurity-removal heat treatment on the nanosized ceramic powder at a temperature higher than the endothermic peak temperature; (C) switching the nanosized ceramic powder from a temperature environment of the impurity-removal heat treatment to an environment of a temperature higher than a phase change temperature of the nanosized ceramic powder, followed by performing a calcination heat treatment on the nanosized ceramic powder in the environment of the temperature higher than the phase change temperature of the nanosized ceramic powder, wherein the nanosized ceramic powder skips the temperature environment between impurity-removal heat treatment and calcination heat treatment to shun generating a vermicular structure, avoid crystalline irregularity and abnormal growth, reduce particle

Abstract: The present invention relates to a method for producing a contractile cellular construct, comprising the steps of: a) seeding pre-selected cells onto a mold, wherein the pre-selected cells comprise signal emitting agents; and b) culturing the pre-selected cells to produce the cellular construct. The said method is exemplified by mixing cardiomyocytes with fluorescent microbeads, seeding the suspension on a polydimethylsiloxane (PDMS) mold and culturing to form a contractile device comprising of cardiac muscles. The present invention also relates to a method for measuring the contractility of the cellular construct by measuring the displacement of the signal emitting agents, and a method for screening a method for screening one or more agents for modulating the contractility of a contractile cellular construct.

Abstract: In one example, the present invention refers to a method of making or producing a self-supporting cellular construct having a continuous channel within its central cavity, comprising the steps of providing a mould with a central opening, wherein the mould encloses a volume around the central opening (hole) capable of housing a plurality of cells. Each of the plurality of self-supporting cellular constructs, having a central opening in a series adjacent to one another such, is placed so that the central opening of each of the self-supporting cellular constructs having a central opening is aligned to one another to thereby form, for example, a continuous channel within its central cavity.

Abstract: A method of inhibiting an irregular aggregation of a nanosized powder includes (A) providing a nanosized ceramic powder to perform thereon a thermal analysis and thereby attain an endothermic peak temperature; (B) performing an impurity-removal heat treatment on the nanosized ceramic powder at a temperature higher than the endothermic peak temperature; (C) switching the nanosized ceramic powder from a temperature environment of the impurity-removal heat treatment to an environment of a temperature higher than a phase change temperature of the nanosized ceramic powder, followed by performing a calcination heat treatment on the nanosized ceramic powder in the environment of the temperature higher than the phase change temperature of the nanosized ceramic powder, wherein the nanosized ceramic powder skips the temperature environment between impurity-removal heat treatment and calcination heat treatment to shun generating a vermicular structure, avoid crystalline irregularity and abnormal growth, reduce particle

Abstract: The present invention provides a medical electrode, which comprises an annular adhesive pad (203) to be attached to a living being, a conductive pad (205) disposed in the central hole (207) of the annular adhesive pad, a first conductive snap element (209), a conductive element (211) and a sealing film (213). The conductive element (211) is configured to establish electrical communication between the conductive pad (205) and the first conductive snap element (209) and the sealing film (213) is attached to the annular adhesive pad (203) and to fix at least a portion of the conductive element (211) between the annular adhesive pad (203) and the sealing film (213). The flexibility and/or length of the conductive element is chosen to be large enough so as to allow the first conductive snap element (209) to move without causing the conductive pad (205) to move, resulting in reliable electrical contact between the conductive pad and the skin of the living being.

Abstract: A mold injection tool includes a first mold plate having first and second columns of mold cavities, each of the cavities and a first cull block arranged between the first and second columns. A plurality of first channel sections is formed between an adjacent pair of mold cavities. Each of the first channel sections are configured to guide liquefied molding material from the first cull block into the adjacent pair of mold cavities in the first and second columns. The mold injection tool further includes a second mold plate having similarly configured mold cavities, cull block, and channel section. Adjacent ones of the first and second channel sections form a contained chamber when the first and second mold plates are pressed together. The mold plates are configured to inject liquefied molding material through an entrance that is in open communication with each contained chamber.

Abstract: An electrical connector comprises an insulative housing and a plurality of conductive terminals fixed to the insulative housing. The insulative housing includes a pair of longer walls and a pair of short walls bounding a plug-receiving cavity with an insertion direction. The conductive terminals include plate portions partly embedded in inner surfaces of the longer walls and welded portions extending out of the insulative housing. The inner surface of the longer walls define Positioning grooves between every adjacent terminals. Each of the plate portion of the conductive terminal defines a contacting surface faced to the plug-receiving cavity and two side edges intersecting with the opening edge of corresponding Positioning groove. The structure of the connector contributes to an insert molding of the connector. It is convenient not only to terminal implant and but also to a precise positioning of two directions of the terminals during the insert molding process.

Abstract: An electrical connector includes an insulative housing and a plurality of conductive terminals fixed in the housing, the housing includes a pair of side walls, a pair of end walls and a plug-receiving cavity with an insertion direction surrounded by an inner surfaces of the said four walls, each terminal defines a plate portion embedded in the inner surface of the side walls, and a soldering portion extends out of the housing, each plate portion defines a contacting surface facing and exposing to the plug-receiving cavity and two corners opposite to the contacting surface, the side walls of the housing define a plurality of holes through an outer surface and the holes are located between every adjacent plate portions of the conductive terminals, seen from a cross-section of the electrical connector perpendicular to the insertion direction, said two corners of each plate portion are exposed to adjacent holes.

Abstract: An electrical connector has a conductive shell, a terminal module and a shielding plate. The conductive shell has a mating portion and an accommodate room. The mating portion has a first mating face. The terminal module is secured in the accommodate room and has a first insulator and a plurality of first terminals. The first insulator has a first face and a second face. Each of the first terminals has a first contacting portion protruding out of the first face of the first insulator. The shielding plate is disposed in the accommodate room and contacts with the conductive shell. The shielding plate presses on the second face of the first insulator so as to make first contacting portions be exposed to the first mating face. The disposition of the shielding plate has the function of pressing on the terminal module and preventing the interference of signal transmission between the terminals.

Abstract: A molded flip-chip semiconductor package includes a leadframe having opposing first and second main surfaces, a first metallization on the first main surface, a second metallization on the second main surface, recessed regions which extend from the second main surface toward the first main surface, and spaced apart leads chemically etched into the leadframe between gaps in the first metallization. The package further includes a semiconductor die having a plurality of pads facing and attached to the leads of the leadframe, a first molding compound that fills the recessed regions, and a second molding compound that encases the semiconductor die and fills the space between the leads such that the second molding compound abuts the first molding compound. A is the overall thickness of the leadframe, B is the spacing between adjacent ones of the leads, and B/A<1.

Abstract: An electrical connector has a conductive shell, a terminal module and a shielding plate. The conductive shell has a mating portion and an accommodate room. The mating portion has a first mating face. The terminal module is secured in the accommodate room and has a first insulator and a plurality of first terminals. The first insulator has a first face and a second face. Each of the first terminals has a first contacting portion protruding out of the first face of the first insulator. The shielding plate is disposed in the accommodate room and contacts with the conductive shell. The shielding plate presses on the second face of the first insulator so as to make first contacting portions be exposed to the first mating face. The disposition of the shielding plate has the function of pressing on the terminal module and preventing the interference of signal transmission between the terminals.

Abstract: A translation and teaching system for sending text messages over a telecommunication pathway sent by users in a first language received by a server, a comparison database of a second language for matching, converting the text into a second language upon making the match, a translator for converting the first text transmission into the second language if no match is made into a second transmission, a processor in the server for analyzing the conversion of the transmission for accuracy, and a data path to send the transmission to the user. The system may have a pre-processor that recognizes linguistic irregularities and modifies them to conform to the second language's pre-stored standard grammar and a human linguist platform for post verification of the translation. The system also generates learning lessons for user in language, a learning dictionary that groves with user input, and the addition of third party content for lessons.

Abstract: An electrical connector comprises an insulative housing loaded with a plurality of contacts and a magnetic element retained in the insulative housing. The insulative housing defines a mating face and an opposite mounting face. The magnetic element is located adjacent to the contacts. The contacts comprise middle contacting portion along the mating face and mounting portions at one end thereof extending to the mounting face.

Abstract: An electrical connector includes an insulative housing a front opening cavity a front-to-back direction, a plurality of contacts retained in the insulative housing and a spacer attached to the insulative housing. Each of the contacts incudes a contacting portion exposed in the cavity, a soldering portion protruding from the insulative housing and a bridge portion connecting with the contacting portion and the soldering portion. A first row of the solder portions of the contacts extend rearward and a second row of soldering portions of the contacts extend forwards. The spacer has a horizontal section under the insulative housing and a vertical section at back of the insulative housing to press against the bridge portions of the second contacts.

Abstract: An infrared ray gas burner comprises an ignition valve, a nozzle, an ejector, a furnace chamber, a porous combustion radiant panel and an ignition needle. An ignition nozzle is placed in the furnace chamber, a sundries baffle is provided in the furnace chamber below the porous combustion radiant panel and above the ignition nozzle and the ignition needle is set above the porous combustion radiant panel, so the gas for ignition ejected from the ignition nozzle quickly mixes with the air inside the furnace chamber, and the gas-air mixture escapes from fire holes of the porous combustion radiant panel above the ignition nozzle. The gas concentration of the mixed gas is relatively high and suitable for igniting, the main burner can be quickly ignited, there is no black smoke, obviously incomplete combustion, and it brings a high ignition rate.

Abstract: An electrical connector includes an insulative housing defining a plurality of terminal slots. A plurality of conductive terminals are retained in the insulative housing and arranged in a row, each terminal includes a retaining portion received in the terminal slot, a contacting portion extending forwardly from a front portion of the retaining portion, a soldering portion extending outside of the insulative housing from the retaining portion and a resilient contacting arm extending forwardly from a rear portion of the retaining portion. A shield shell is covering the insulative housing and defines a notch at a rear portion thereof for receiving the contacting arm therein and at least a contacting pad disposed in the notch. The plurality of conductive terminals include a plurality of grounding terminals and signal terminals, and the at least one contacting pad contacts with contacting arm of a grounding terminal.

Abstract: An electrical connector includes an insulative housing, a plurality of contacts retained in the housing, and a shielding attached to the housing. The housing defines a bottom wall, two opposite side walls, two end walls, and a mating tongue disposed in a mating cavity surrounded by the side walls and end walls. The plurality of contacts is arranged in the mating tongue and includes a grounding contact having a soldering portion thereof. The shielding plate defines a soldering leg having a receiving slot therein, the soldering portion passes through the receiving slot to extend out of the housing, which is propitious to make soldering pads of the electrical connector disposed in a same planar and is suitable for miniaturization.

Abstract: An electrical connector comprises an insulative housing and a plurality of conductive terminals fixed to the insulative housing. The insulative housing includes a pair of longer walls and a pair of short walls bounding a plug-receiving cavity with an insertion direction. The conductive terminals include plate portions partly embedded in inner surfaces of the longer walls and welded portions extending out of the insulative housing. The inner surface of the longer walls define Positioning grooves between every adjacent terminals. Each of the plate portion of the conductive terminal defines a contacting surface faced to the plug-receiving cavity and two side edges intersecting with the opening edge of corresponding Positioning groove. The structure of the connector contributes to an insert molding of the connector. It is convenient not only to terminal implant and but also to a precise positioning of two directions of the terminals during the insert molding process.

Abstract: An electrical connector includes an insulative housing and a plurality of conductive terminals fixed in the housing, the housing includes a pair of side walls, a pair of end walls and a plug-receiving cavity with an insertion direction surrounded by an inner surfaces of the said four walls, each terminal defines a plate portion embedded in the inner surface of the side walls, and a soldering portion extends out of the housing, each plate portion defines a contacting surface facing and exposing to the plug-receiving cavity and two corners opposite to the contacting surface, the side walls of the housing define a plurality of holes through an outer surface and the holes are located between every adjacent plate portions of the conductive terminals, seen from a cross-section of the electrical connector perpendicular to the insertion direction, said two corners of each plate portion are exposed to adjacent holes.

Abstract: An electrical connector includes an insulative housing a front opening cavity a front-to-back direction, a plurality of contacts retained in the insulative housing and a spacer attached to the insulative housing. Each of the contacts incudes a contacting portion exposed in the cavity, a soldering portion protruding from the insulative housing and a bridge portion connecting with the contacting portion and the soldering portion. A first row of the solder portions of the contacts extend rearward and a second row of soldering portions of the contacts extend forwards. The spacer comprises a horizontal section under the insulative housing and a vertical section at back of the insulative housing to press against the bridge portions of the second contacts.