Abstract: The invention relates to a cylinder head arrangement for a piston compressor, particularly for a hermetically enclosed refrigerant compressor, with a valve plate, a suction gas channel, a discharge chamber and a retainer element for a discharge valve. It is endeavoured to improve the efficiency of the piston compressor. For this purpose, it is ensured that the suction gas channel and the discharge chamber are arranged on different sides of the retainer element.

Abstract: A seal assembly for the protection of a static seal device for use in a vacuum pump. The seal assembly comprising at least two components which are sealingly connected together, an o-ring seal, which is engaged between the two components to prevent transfer of fluid to and from the pump between these two components and a fluid channel. The fluid channel being in the plane of the o-ring and located between the o-ring seal and a process gas flow path. The fluid channel provides a path for a barrier gas to be routed when the apparatus is in use. The channel being connectable to an external source of barrier fluid and having an outlet in fluid communication with the pump swept volume.

Abstract: A progressing cavity pump including a rotor and a stator having an inlet and an outlet. The rotor is rotationally disposed inside of the stator such that rotation of the rotor causes fluid in the pump to be pumped from the inlet toward the outlet in a downstream direction. The stator has an inner surface having a first portion made of a first material and a second portion made of a second material, the second portion being located in the downstream direction relative to the first portion.

Abstract: A scroll type hydraulic machine is provided with a scroll unit received in a housing, and a thrust bearing arranged between a movable scroll of the scroll unit and a support surface of the housing and receiving a thrust load of the movable scroll, and the thrust bearing includes a plurality of circular retention holes formed in the support surface, and sliding discs rotatably fitted into these retention holes and sliding with respect to both inner surfaces of the retention holes and the movable scroll.

Abstract: A compressor for suppressing leakage of lubricating oil has a casing, a motor and a scroll mechanism coupled to the motor by a drive shaft. The drive shaft is rotatably supported by a bearing. The lubricating oil is supplied between the drive shaft and the bearing. An oil collecting portion is formed at an end portion in the axis direction of a bearing portion. The bearing portion is constituted of an outer peripheral surface of the drive shaft and an inner peripheral surface of the bearing. The oil collecting portion includes an oil groove formed in the periphery direction of the drive shaft. An oil passage is formed to conduct the lubricating oil into the oil collecting portion.

Abstract: A rotary fluid machine, such as a pump or motor, is provided with a fluid flow control mechanism that allows the flow of fluid to be easily and precisely controlled. The device has a housing with a spherical interior in which primary and secondary vanes rotate, with the secondary vane reciprocating between open and closed positions. The primary and secondary vanes define fluid chambers within the housing that communicate with inlet and outlet ports of the device. An adjustable fixed shaft, about which the secondary vane rotates, allows the degree of communication to be varied between the inlet and outlet ports and the chambers formed by the primary and secondary vanes. In this way, the flow rate or fluid capacity of the device, and even the direction of fluid flow, can be changed.

Abstract: The present invention is a method and apparatus for the production of compacted powder elements. More specifically, the present invention is directed to the improvement of tooling for powder compaction equipment, and the processes for making such tooling. The improvement comprises the use of a ceramic tip or similar component in high wear areas of the tooling, particularly center pins. Moreover, the use of such ceramic components enables reworking and replacement of the worn tool component.

Abstract: The invention relates to a cutting machine for cutting up, in particular, foodstuff products having an unstable outer contour. The product feeding unit of the cutting machine has a number of conveyor and shaping belts, which are distributed over the peripheral contour of the product to be cut, are driven in a revolving manner, and whose conveyor strands can be, in particular, individually placed with a pre-determinable pressure against the conveyed product to be cut.

Abstract: Disclosed is a valve gate assembly for an injection molding machine. By controlling a valve pin through a linear motor controlled by a pulse signal and through a cooling block, an opening/closing amount of a gate can be precisely managed. Thereby, a mold is increased in quality and efficient management is possible when the valve gate assembly is applied to a multiple cavity matallic mold.

Abstract: A system for controlling nozzle touch force, which is capable of maintaining the touch force relying upon a simple constitution. An electric motor moves the injection unit forward via a spring to bring a nozzle into contact with a metal mold. Further, the spring is compressed to impart a preset nozzle touch force. In the injection/pressure-maintaining step, the screw is driven, and a position/speed detector provided on a servo motor for injecting the resin detects the injection speed at regular intervals. A force produced by the force of inertia of the moving portions such as the injection screw and the pusher plate that move due to the injection operation, is found from the acceleration that is found from the injection speed. The amount of compression of the spring is controlled by varying the rotational position of the motor by an amount corresponding to the force that is found to maintain the nozzle touch force constant.

Abstract: An adjusting seat of an injection molding machine has a split-flow hydraulic pump secured thereon; the split-flow hydraulic pump is equipped with several oil input/output conduit sets; several hydraulic motors are secured on the adjusting seat and connected to respective ones of the oil input/output conduit sets of the split-flow hydraulic pump; each of the hydraulic motors has a toothed disk on an output portion thereof; the injection molding machine further has several gears, which are positioned around tie rods of the molding machine, and engage the toothed disks respectively; each of the toothed disks has a sub gear joined thereto while a chain is positioned over and engaged with the sub gears.

Abstract: A device for manufacturing a double-walled thermoplastic pipe with a connecting sleeve has a molding tunnel with a succession of molds for forming a corrugated molding wall and a connecting sleeve, respectively. An extrusion device extrudes a first flexible tube into said molding tunnel and a second flexible tube into said first flexible tube. A first gas channel is arranged for generating a pressure between said first and second flexible tubes. A compressed-gas control device is connected to said first gas channel for generating a pressure p1 or a pressure p2 in said space between said first and second flexible tubes by compressed air emerging from said first gas channel. A second compressed-gas control device is connected to a second gas channel for guiding compressed gas onto an inner side of said second flexible tube. Said first pressure controller is connected to said first gas channel via a compressed-gas line that is connected to an additional compressed-gas reservoir for gas exchange therewith.

Abstract: An injection molding tool is described for the production of disc-like information carriers, in particular in the form of CD's and/or DVD's. The injection molding tool has a first and a second mirror block which form the cavity and which are located opposite to each other and which, for allowing an opening and a closure of the cavity, are movable relative to each other. In addition to that it has a form ring which encloses the first mirror block concentrically, and which borders the cavity towards its outer edge, and which is movable relative to the first mirror block, wherein between the first mirror block and the form ring enclosing it a sliding ring is provided for the reduction of friction if the form ring moves relative to the first mirror block.

Abstract: In a hot channel multiple injection molding die, the molding spaces (15) for the workpieces are each connected to two injection nozzles (9) and the injection nozzles (9) are each connected to two molding spaces (15). The injection nozzles (9) are arranged between the molding spaces (15). Therefore, a small overall height of the lower die part (1) is produced.

Abstract: In a first broad aspect, the invention provides an apparatus usable with a liquid. The apparatus includes a container for receiving the liquid and an object. The object is substantially buoyant and supportable by the liquid while being at least in part submerged into the liquid. A first magnet is mounted to the object, the first magnet defining first magnet first and second magnetic poles having opposed polarities. A second magnet is movable over a predetermined path relatively to the container. The second magnet defines second magnet first and second magnetic poles having opposed polarities. Moving the second magnet over the predetermined path modifies the magnetic fields present substantially adjacent the first magnet, thereby causing a force onto the object.

Abstract: A convertible burner for gas-fueled cigarette pocket lighters for use with flint and wheel ignition, the burner including a burner body having a central gas fuel passageway and an air inlet channel in fluid communication with the central passageway and may have a plurality of integrally formed passageways around the periphery of the burner body. An air control structure in the form of a collar is movable to a first position with respect to the burner body to close the air inlet channel and form a post-mix burner for flint and wheel ignition, and to a second position with respect to the burner body to admit air via the air inlet channel to form a pre-mix burner after ignition. The relative movement can be longitudinal or peripheral, and the peripheral movement can be circumferential. In one embodiment, the collar surrounds and is immediately adjacent to the air inlet channel.

Abstract: The present invention provides an orthodontic bracket placement device comprising a horizontal bracket engaging means for engaging an orthodontic bracket, and a vertical shaft extending from the horizontal bracket engaging means, the shaft including a plurality of indicia for aligning with the incisal edge of a tooth when the bracket placement device is used to place an orthodontic bracket engaged by the engaging means on the tooth, wherein the horizontal bracket engaging means forms a junction with the vertical shaft that is off-center of the horizontal bracket engaging means. A method is also provided for placing an orthodontic bracket on a tooth using a bracket placement device of the present invention. Kits comprising bracket placement devices of the present invention are also provided.

Abstract: An orthodontic bracket assembly and method of assembling an orthodontic bracket assembly. The bracket assembly may generally include a base defining an archwire slot and having a lingual surface attachable to a tooth, the base defining a recess extending from the lingual surface, an insert positionable in the recess, a slot being at least partially defined by the insert, and a locking member including a lingual portion receivable in the slot to support the locking member on the base, the lingual portion being movable in the slot between an open position, in which the locking member permits access to the archwire slot, and a closed position, in which the locking member inhibits access to the archwire slot.

Abstract: A device is disclosed for applying and holding a dental matrix strip against the side of a tooth which is to be filled. An embodiment of the device comprises a split ring that slidably receives a matrix. The split ring in this embodiment can have cushions on its ends sized to resist passage through matrix apertures following insertion of such cushions through these apertures when these components are slidably coupled together. This embodiment can also comprise respective matrix slots that receive portions of the split ring to at least partially conform the shape of the matrix to the shape of the split ring.

Abstract: A bone piece collecting device, wherein, when bone pieces are mixing agitated with the other substances while preventing the loss of the cut bone pieces collected on a filter and contamination thereof by saliva by a self-bone transplanting method, a filter part is installed in a filter holder with impermeability to eliminate the operation for transferring the bone pieces to the other container, a collected bone container for filling bones is prevented from being fallen down by stably fixing the container to a cuff for operation or an operation table with an adhesive tape or a magic tape installed at the bottom part of the filter holder so as to facilitate the removal of the collected bones, and a gradient is marked on the transparent or semi-transparent material of the filter holder so that the amount of collected bones can be weighed easily.

Abstract: At the front, a handpiece (1) has a clamp (10) fitted to tightly grip the shank of a removable tool housed in guide holes (23, 25). The clamp has two or more levers (26) attached to an annular section (22) of the clamp by elastic joints (27), each of which has a gripping jaw (20) to grip the tool shank. On each lever, the gripping jaw (20) is located much closer to the joint (27) than to a supporting surface, on which a tightening mechanism (17) exerts a centripetal force so that the lever multiplies this force. The tightening mechanism preferably has a sliding sleeve (40) having a conical inside surface (44), which produces the force at the levers of the clamp by means of balls (45) housed in the holes of a hollow rotatable shaft (11).

Abstract: A teeth prosthesis for mounting thereon a member having a set of teeth has at least three implants, each implant having opposite ends, one end of each implant being anchored in a bone of a maxilla while an opposite end projects out of a gingiva and defines a head. A customized connecting bar is also provided, the connecting bar being shaped and sized to substantially conform to and face the gingiva and fastened to the implants. A pair of mating bars having standardized sizes and shapes are also provided, consisting of a meso-bar fastened to the connecting bar and an iso-bar removably attached to the meso-bar through an attachment. The teeth prosthesis of the present invention is more economical to produce than prior art devices since it makes use of customized components and only the connecting bar is adjusted for a specific person.

Abstract: The position of intra-osseous implants and abutments to analogs is enabled and enhanced by using the longitudinal axial locked position of a post (12a) of an implant (12) having a locking taper in a bore (10a) of an implant (10) having a generally matching locking taper as a reference to determine the position of a stop surface (14c) on impression posts, abutment analog posts and the like received in the bore of an implant and implant analog. In another embodiment the bore (16) of an implant analog (16) is provided with a shelf (16c) located at a position determined by the axial distance of the locked position of the abutment post to prevent over-seating. Controlled retentive resistance and stability of a post is provided by using flats formed in the bore of an implant analog and by forming rings on a post receivable in the bore of an implant or implant analog.

Abstract: An implant system includes: an implant for implanting into a bone; an abutment to serve as a support for fixing a prosthesis to the bone; and a pivotal coupling between the implant and the abutment to permit, after the implant has been implanted into the bone, precise angulation in all directions of the abutment with respect to the implant before the abutment is fixed at the desired precise angulation with respect to the implant. Preferably, the pivotal coupling includes a ball-and-socket having complementary shaped contacting surfaces which are uneven to temporarily hold them in a direct pivoted position before permanently fixing them.

Abstract: A method and implement for use in speech therapy to assist with teaching a patient to correctly produce sounds, especially /r/ sounds, designed to be used in a human mouth to support tongue tip and made of a palatable, non-toxic substance such as wax or candy.

Abstract: Systems and methods for recognition learning of objects and their characteristics. The invention is a comprehensive system comprising methods and means of data access, nature assignment, and presentation. The user is able to automatically, selectively, and continually access a plurality of enhanced data sources comprising sex offender, terrorist, criminal, missing children, missing pet and other data. Following access to these data, the user may assign respective natures to object data that will affect presentation. The invention's means of automated presentation and entertaining rehearsal of object data results in recognition of objects wherein social utility is achieved. One example would be a child being able to recognize and avoid a threatening person such as a sex offender or criminal. Another example would be recognition of a missing child based on the methods of the invention.

Abstract: Computer software and portable memory for an electronic educational toy designed to stimulate the development of a child's mind using audio feedback, the educational toy including an enclosure enclosing a processor, data storage medium and a speaker and having a substantially planar surface, at least a portion of which comprises a contact-sensitive display screen for being contacted by the child.

Abstract: A hinge for an electronic device, such as a notebook computer, a personal digital assistant, a cellular telephone, a portable compact disc player and the like, includes a body member and at least one contact provided on the body member. Structure is provided for electrically connecting each contact to a first portion of the electronic device. Structure is also provided for connecting each contact to a second portion of the electronic device. The hinge can be repeatedly used without wear or rubbing action because the ends of the contacts always remain connected to the electrical components of the upper and lower portions of the electronic device. If damaged, only the hinge needs to be replaced and the connections to the electronic device reinstated.

Abstract: A laser ribbon bond pad array connector is disclosed for electrically connecting a RF module to an IMD circuit board in an implantable medical device. The array connector includes a connector body with a plurality of electrically isolated bonding fingers embedded in the connector body. Each bonding finger includes a solder pad that is on a first surface of the connector body and a laser ribbon bond pad that is on a second surface of the connector body. The first and second surfaces are spaced apart in angular relations thereof.

Abstract: A normally closed connector apparatus for electrically connecting first and second circuit members. An electrically insulative connector housing having a first portion translatable relative to a second portion is provided. The connector housing is adapted to be positioned substantially between the first and second circuit members. A plurality of resilient contact members are retained in the first portion of the housing. The contact members have first distal ends that do not extend substantially above an upper surface of the second portion. Displacement of the second portion relative to the first portion in a translated configuration positions the first distal ends of the contact members above the upper surface of the second portion to electrically couple with the first circuit member.

Abstract: An electrical connector assembly includes a connector comprising a base with a plurality of passageways receiving a plurality of conductive contacts, a cover mounted on the base, the cover defining a plurality of through holes corresponding to the passageways, and an actuator for driving the cover to move from an open position to a closed position; a chip module mounted on the connector and including an abutting surface resting on the cover and a plurality of pins extending from the abutting surface. A first guiding device is defined on the chip module and a second guiding device is defined on the connector for engaging with the first guiding device along an engaging direction, and a length of the two guiding devices along the engaging direction is longer than that of the pins, and wherein the module is provided with a first guider and the connector is provided with a second guider, and the two guiders have different heights in the engaging direction.

Abstract: An electrical connector includes an insulating body and conducting pins. The insulating body includes a base body and side walls. The side walls form a receiving space for receiving electronic elements. There are a plurality of pin-receiving holes on the base body disposed via an inclined method. The conducting pins are received in the pin-receiving holes. At one side that is opposite to the inclined pin-receiving holes, there is an inclined side wall. Furthermore, at the side that is opposite to the inclined pin-receiving holes, there is a positioning element used for positioning the rim of the received electronic element. Because there are inclined pin-receiving holes on the insulating body and there is an inclined side wall located opposite to inclined pin-receiving holes, it is easy to take out the mold when the insulating body is being molded. It also assures the mass of the insulating body.

Abstract: A pusher of an IC chip handler has a pusher frame which is attached to a pusher main body to be driven by the IC chip handler and a plurality of pusher heads attached to the pusher frame. Each of the pusher heads comprises a holder which is held by the pusher frame. At least one spring post is freely protruded outward from the inside of the holder, and a compression spring has one end arranged under pressure to a spring receiving portion of the spring post. A spring push plate arranges the compression spring to the spring receiving portion of the spring post under pressure, and an adjusting member adjusts a compression force of the compression spring. A device holding unit is attached to an end of the spring post protruded outside of the holder.

Abstract: The present invention include a main substrate on which electronic components are mounted; a secondary substrate wherein electronic components are mounted on a surface facing a mounting surface of the main substrate; and a shield perimeter wall formed by arranging multiple shielded substrate connectors connecting the main substrate and the secondary substrate so that an electronic circuit is surrounded. The shielded substrate connectors is formed from plugs mounted on either main or secondary substrate and sockets mounted on the other substrate, the plugs and the sockets being removably connected. The plugs and the sockets are attached to the main substrate and the secondary substrate with an attachment tool member that supports the plugs or sockets so that they are aligned with the shield perimeter wall.

Abstract: A connector includes a housing and a terminal portion disposed on the housing. A tine plate has a first surface, an oppositely facing second surface, a plurality of through-holes passing from the first surface to the second surface, and at least one opening passing from the first surface to the second surface. A plurality of tines are disposed on the terminal portion. Each tine extends through a corresponding one of the through holes in a direction from the first surface toward the second surface. At least one protrusion is disposed on the housing, extending at least partially through the respective at least one opening in the direction from the first surface toward the second surface. The at least one protrusion engages the tine plate along a perimeter of the at least one opening at two or more contact points.

Abstract: A portable memory device (1) includes a memory unit, a USB mating port (20) electrically connecting with the memory unit, a protective case (30) detachably mated with the USB mating port and a plastic waterproof member (32) secured in the case. The plastic waterproof member is pressed against a periphery (213) of the USB mating port to seal a gap between the USB mating port and the case. The USB mating port is protected in the case form water penetration. Moreover, the plastic waterproof member imposes a force rising from plastic deformation of the plastic waterproof member on the USB mating port. Therefore, the USB mating port and the case is firmly engaged with each other.

Abstract: A card connector comprises an housing defining a pair grooves and a receiving space with a first entrance opening; first and second sets of contacts retained in the insulating housing and exposed in the receiving space; a protection door moveably covering the first entrance opening for receiving a first card and defining a second entrance opening smaller than the first entrance opening therein for receiving a second card; a pivotal door associated with the protection door to moveably cover the second entrance opening; and a positioning member having a respective positioning portion exposed into the groove. When the second card is inserted in the second entrance opening, the positioning portion of the positioning member moves to one end of the corresponding groove to prevent the protection door from opening.

Abstract: A press-fit assembling device is provided to assemble enclosures including a chassis and a housing. The press-fit assembling device includes a base and a driver. The base includes a platform defined with a locating channel to secure the chassis located thereon. The driver is pivotally connected to one end of the base and is formed with a press plate. The press plate moves down under the control of the driver to press fit the housing and the chassis located on the platform. A plurality of stop blocks is arranged on the platform, and is used to prevent damage to the enclosure. The driver is also formed with a linkage set. When the press plate is lifted up, an aft part of the linkage set abuts against a cross rod and keeps the press plate from dropping down while the operator positions the chassis and housing for press-fitting.

Abstract: A return preventing portion flexible locking piece (20) and return preventing portion (52) for preventing a lever (40) from returning from a standby position to a mount position and a locking means flexible locking piece (20) and lock arm (47) for locking the lever (40) at a connection position are provided. The flexible locking piece (20) return preventing means, locking means of a first housing (10) one member is engaged with the lock arm (47) of the lever (40) (other member), whereby the lever (40) is locked at the connection position. The shape of the first housing (10) can be simplified since it is not necessary to provide the first housing (10) with a locking means for exclusive use in addition to the flexible locking piece (20).

Abstract: The low voltage electricity distribution circuit of the present invention is an electrical outlet that includes a receptacle mounted to a recess including either a plurality of wires or a bus bar system. The receptacle has at least one continuously live power socket and at least one switched power socket disposed on it. Each of the power sockets is capable of receiving an appliance plug. The receptacle is movable along the recess to a different location to allow for appliances, for example lamps or computers, to be located at many different points along the wall. In other forms of the distribution circuit a stand-alone unit that is fixed in place may be provided. Additionally, accessories for the above receptacles and sockets are provided.

Abstract: A female connector (F) is provided with an outer housing (10) in the form of a bottomed tube, a spring member (50) to be accommodated in the outer housing (10), and an inner housing (30) to be accommodated in the outer housing (10) to sandwich the spring member (50) between the inner housing (30) and a back wall (12) of the outer housing (10) and adapted to hold female terminal fittings (80). The inner housing (30) is pushed by a male connector (M) to move toward the back wall (12) and is floating-supported between the back wall (12) and the male connector (M) via the spring member (50) to move in connecting directions when the male connector (M) is fitted into the outer housing (10) to be locked therein. Upon an occurrence of vibration, the inner housing (30) is capable of moving while following movements of the outer housing (10).

Abstract: A socket includes an insulating housing, a set of first contacts, a set of second contacts, and a movable cover; wherein the insulating housing has a set of first receiving slots and a set of second receiving slots formed in an alternate manner so the first and second contacts are arranged in the first and second receiving slots respectively. Each of the first contacts has an upper arm to abut against the movable cover and to prevent the movable cover lifting therefrom. Each of the second contacts has a conjunction portion and a resilient arm extending from a lateral side of the conjunction portion. The resilient arm has a projection portion protruding downwardly. The projection portion is forced to abut against a resilient electrical circuit board while the movable cover is pressed on the resilient arm of the respective second contact downwards.

Abstract: A connector for switching between the states of the connection and non-connection to a mating connector by a cam mechanism (6) movably installed in insulators (2, 3), wherein the cam mechanism comprises a first cam (6a) and a second cam (6b). The first cam is rotatable about an axis, slidable between first and second positions in a direction parallel with the axis, and energized toward the first position by an elastic member (8). The second cam is rotated in conjunction with the first cam to provide either of the connected state and non-connected state according to a rotating angle. The first cam comprises a locked part (6a2) engaged with the lock part (3b3) of the insulator in the rotating direction thereof when positioned at the first position and disengaged from the lock part when positioned at the second position.

Abstract: An electrical connector (100) is adapted for receiving a module body (4). The connector comprises a dielectric housing (1), a plurality of contacts (2) and a shielding shell (3). The housing has sidewalls (11, 12) forming a cavity (10) to receive the module body therein. The contacts are disposed on the sidewalls of the housing. The shielding shell has sidewalls (31,32) surrounding the housing and a pair of pressing members (33) and at least two clipping members (34) extending from two opposite sidewalls (32) of the shell. Each pressing member comprises a pressing portion (331) for pressing against a surface (421) of the module body and an operating portion (332) extending upwards from the pressing portion. The at least two clipping members resiliently retain on the sidewalls of the dielectric housing.

Abstract: A socket for an electrical part includes a socket body to which an electrical part is accommodated, the socket body having a base portion to which a number of elastic contact pins are arranged, a movable member disposed to the socket body above the base portion to be vertically movable, contact portions, between which a terminal of the electric part is inserted, formed to the contact pins being opened or closed, and a latch member provided for the socket body so as to press the electrical part accommodated to the socket body. The latch member is disposed to be movable between a first position at which the electrical part is pressed and a second position at which the latch member is retired from a line along which the electrical part is accommodated or taken out. The latch member is moved by a pressing portion formed to the movable member.

Abstract: The present invention is to provide a cantilever structure connector without an extended portion of a main locking arm and provide also a locking feeling similar to that of a center impeller structure connector. When a male and female housings are connected to each other, rib protrusions disposed at inner walls of ribs abut to side protrusions and parts of side locking arms enter into between the main locking arms and the male housing. Accordingly, the main locking arms become temporarily a center impeller structure. When a center protrusion abuts to main protrusions, the main protrusions are subjected to a large downward force, or a large upward repulsive force.

Abstract: A large current connector consists of a male plug and a female socket. The male plug includes a shell, a coupling member, a first upper metal plate and a first lower metal plate. The female socket includes a sleeve, an insulation member, a second upper metal plate and a second lower metal plate. The sleeve has latch cavities on two sides corresponding to and engageable with elastic latch elements on two sides of the shell. Thus the male plug and the female socket can be coupled together rapidly. The insulation member anchors the metal plates of the male plug and the female socket to prevent loosening thereof. Deformation of the metal plates also can be prevented to avoid short circuit.

Abstract: A cable connector (100) in accordance with the present invention includes an insulative housing (1) defining a number of passageways (13) therethrough, a number of contacts (2) assembled to the insulative housing and respectively received in the passageways, a cable (5) including a number of conductors (50) respectively electrically connecting with connecting portions of the contacts to form a number of junctions, a cover (6) enclosing the rear end of the housing (1) and junctions between the contacts (2) and the cable (5), the cover (6) having a mating face (620) having at least a longer edge (622) and a projection (621) formed on outer periphery of the cover (6) with front surface coplanar with the mating face of the cover the projection and defining a fastening hole (6210) therethrough; and a fastening member (7) inserted into the cover and coupling with the fastening hole (6210) for fastening the cable connector (100) to a coupling device.

Abstract: A removable computer host housing assembly includes a hollow and penetrated host housing having an interior thereof defined as a front accommodating chamber and a rear accommodating chamber; a rear housing having a plurality of rectangular accommodating cells therein and an upper long rectangular accommodating cell at and upper section thereof; wherein each rectangular accommodating cell is assembled with a power supply module, each upper long rectangular accommodating cell is assembled with one interface circuit module, and the rear housing is assembled into the rear accommodating chamber; and one server module appearing as a rectangular housing, and being vertically inserted into the rear accommodating chamber. A plurality of interface circuit modules, power supply modules, server modules can be speedily assembled with or disassembled from an interior of the host housing, thereby accomplishing maintenance or module expansion with speed and convenience.

Abstract: The present invention relates to a Universal Serial Bus On-The-Go apparatus, which comprises: a USB OTG controller; at least one port switching device, coupled to said USB OTG controller for switching a host role or a slave role connected to it, respectively; a first receptacle, coupled to said port switching device for connecting to a first USB device; a second receptacle, coupled to said switching device for connecting to a second USB device; and a state machine logic, coupled to said USB OTG controller for selectively enabling said port switching device by a pre-determined priority and sensing plug-in activity to said first receptacle or second receptacle.