115 results about "DC connector" patented technology

An electric power conversion apparatus includes: a channel case in which a cooling water channel is formed; a double side cooling semiconductor module that comprises an upper and lower arms series circuit of an inverter circuit; a capacitor module; a direct current connector; and an alternate current connector. The semiconductor module comprises a first and a second heat dissipation metals whose outer surfaces are heat dissipation surfaces, the upper and lower arms series circuit is disposed tightly between the first heat dissipation metal and the second heat dissipation metal, and the semiconductor module further comprises a direct current positive terminal, a direct current negative terminal, and an alternate current terminal which protrude to outside. The channel case is provided with the cooling water channel which extends from a cooling water inlet to a cooling water outlet, and a first opening which opens into the cooling water channel.

A DC connector arrangement is disclosed. The DC connector arrangement includes a DC plug and a DC receptacle that are configured to engage one another at more than one position. The DC plug and DC receptacle are also configured with a small contact distance to minimize the insertion and extraction forces that occur between the DC plug and the DC receptacle.

A portable connector for power line networking. The connector includes a single AC connector, which has at least a first prong and a second prong (which will be plugged into a conventional connector device). The connector also has at least a first pair of wires coupled to the single AC connector. The first pair of wires includes a first wire coupled to the first prong and a second wire coupled to the second prong. A hardware module is coupled to the first pair of wires, which are adapted to transmit a plurality of AC signals corresponding to AC power from the AC connector and a plurality data signals from the AC connector. A single DC connector is coupled to the hardware module. A single network connector is also coupled to the hardware module.

A computer system with a pluggable drive carrier assembly comprises a cabinet and a circuit board disposed within the cabinet. The circuit board, such as a base board, has a number of connectors attached to a first surface. A drive unit such as a hard disk drive is secured within a carrier. A logic connector and a power connector are adapted to attach to the drive. A flexible circuit assembly connects the logic connector and the power connector to a blind plug. The blind plug is adapted to mate with any of the number of connectors. A cam surface and lever arrangement is used to urge into engagement the blind plug and the selected one of the number of connectors. The logic connector and the power connector both have a number of contacts that extend in a direction generally parallel to the first surface of the circuit board such that a backplane is not required and can be eliminated.

A power supply including a power supplying connector, a direct current (DC) connector, an information extractor, power adaptor electronics, and variable voltage electronics. The information extractor being configured to extract digitally encoded data from a carrier wave. The digitally encoded data can specify power requirements of the DC power receiving device. The variable voltage electronics can adapt DC power generated by the power adaptor in accordance with settings provided by the information extractor. This adapted power can be provided to the DC power receiving device connected to the power supply via the DC connector.

Disclosed is a downsized an integrated power-converter apparatus in which a plurality of power converter apparatuses is integrated, and to shorten a wiring connection distance in the power converter apparatus. The power-converter apparatus includes a power semiconductor module, a DC-to-DC converter, a capacitor module, a flow-path forming body for forming a flow path through which a refrigerant flows, a case, and a first DC connector for transmitting the DC current. The power semiconductor module is arranged in a position facing the DC-DC converter with the flow-path forming body interposed therebetween. The DC connector is arranged on one specified surface side of the case. The surface of the case is formed along an arrangement direction of the power semiconductor module, the flow-path forming body, and the DC-DC converter. The capacitor module is arranged between the surface of the case and the flow-path forming body, and is connected to the DC connector.

A device for connecting a personal audio / video player to a vehicle equipped with a FM radio. The device connects to the lighter / DC connector of the vehicle with a power block 1 to provide a source of power for the player and recharges the internal battery of the player. The device also connects to docking receptacles of a personal audio player with a receive port 6 allowing unattenuated sound and recharging connection. A wire 4 serves as an antenna for a FM transmitter 3 to make a wireless connection to the vehicle radio.

An electronic device protective case with a built-in capability to have a connector or cable that enables it to interface to power and communication sources without the need for a separate cable. The connector can be an AC connector for power, or a DC connector for power and / or signals, such as an universal serial bus (USB) connector or similar connector. The connector or cable can the move between a stowed position within the protective case housing and a deployed positions where it is external to said case.

A connector for affixing cables (e.g., of the type having wires bundled within a corrugated cover) within an electrical or other junction box has a body with a first end into which the cable cover (and the wires therein) may be inserted, and a second end configured to affix to the entry of a junction box, and which is configured to allow the wires of the cable to leave the connector and extend into the junction box. The connector has an engagement member thereon with one or more engagement legs which extend into the body of the connector, and into the internal passage of the connector body into which the cable is fit, to engage the cable cover and fix the cable to the connector body.

A cable interface system for a high availability, high frequency cable network. An example embodiment includes a Radio Frequency Matrix Switch which connects N cable head ends with N+1 Cable Modem Termination Systems by a set of coaxial cables having 75 ohm BNC connectors in the forward path and 75 ohm connectors in the return path. Push-on type connectors along with reduced size connectors and cables provide increased access to connection points on interface panels. Angled interface panels on the Radio Frequency Matrix Switch provide increased connector space. Grouping of connection points on a the Radio Frequency Matrix Switch simplifies installation and replacement of cables. The Radio Frequency Matrix Switch can immediately switch a spare Cable Modem Termination System into service as necessary to avoid down time.

A mobile signal light set is disclosed to include three warning signal bars collapsibly arranged on a base to form a light-emitting warning triangle, which base holding a dry battery and a rechargeable battery on the inside, a lamp bulb at one end, a battery charging / discharging control switch, a warning signal bar on / off switch for controlling on / off status of the LEDs of the warning signal bars, a lamp bulb on / off switch for controlling on / off status of the lamp bulb, a cable with AC adapter connector for converting city power supply into AC power supply for charging the rechargeable battery, a cable with car DC connector connectable to the socket for cigarette lighter of a car for charging the battery of the car with the battery power supply of the rechargeable battery or charging the rechargeable battery with the battery of the car subject to the control of the battery charging / discharging control switch.

The invention relates to a plug-in connector for connecting two flat strip conductors, including at least one spring element which provides the required normal contact power for the connection of the two flat strip conductors. The spring element contacts the two flat strip connectors and produces the electric contact between the two flat strip connectors.

The invention relates to an inverter integrated into a motor. The inverter is characterized in that the inverter is integrated into the rear side of the motor; the bearing of a reducer output shaft is arranged on the inverter; a wire connector, a DC busbar, and a Y capacitor are arranged below a DC bus capacitor; the wire connector is installed on a main box; an air conditioner fuse is fixed to the embedded nuts of the wire connector; one end of the air conditioner fuse is connected with the negative extension end of the DC busbar; the other end of the air conditioner fuse is connected with the negative wire harness of an air conditioner connector; the DC busbar is electrically connected with the terminal of a DC connector and is connected with one end of the air conditioner fuse and the positive wire harness of the air conditioner connector at the wire connector. The inverter can be well integrated with the motor and the reducer, and the entire integrated device occupies small space as much as possible. Further, the inverter is compact in structure, low in cost, high in power density, and simple and reliable in cooling design.

Systems, apparatus, and methods are presented to transfer energy between an energy storage device (ESD) at an electrified vehicle (EV) and an AC or DC external load such as an electric grid, appliance or power tool. A portable EVETA can engage an EV charge inlet couple an EV, and can provide an AC outlet, a grid interface and a DC connector for coupling external loads. An EVETA can be used at a remote construction site or campsite to power high current equipment, obviating the need to transport an electric generator. An EVETA can be configured for data and control communication with the EV to coordinate energy transfer. An EVETA can receive a predetermined ESD state of charge limit so that the transfer process can be terminated to preserve sufficient charge for EV return to a desired destination. A human machine interface enables user input reception and information display.

A micro-inverter assembly includes a housing having an opening formed in a bottom surface thereof, and a direct current (DC)-to-alternating current (AC) micro-inverter disposed within the housing at a position adjacent to the opening. The micro-inverter assembly further includes a micro-inverter DC connector electrically coupled to the DC-to-AC micro-inverter and positioned within the opening of the housing, the micro-inverter DC connector having a plurality of exposed electrical contacts.

The invention relates to an online inspection method of three-phase cross interconnected electric cable intermediate head partial discharge. The online inspection method of the three-phase cross interconnected electric cable intermediate head partial discharge comprises the following steps of (1) connecting three capacitive sensors with bolts, (2) connecting the three capacitive sensors with cable cores, (3) connecting the cable cores with detecting impedance, (4) connecting three pieces of detecting impedance and the outer skin of sensor electric cables and connecting the three pieces of detecting impedance and the outer skin of the sensor electric cables with the ground, (5) connecting the three pieces of detecting impedance with protective gaps in parallel, (6) connecting the detecting impedance with bayonet nut connectors (BNC), (7) connecting the BNC connectors with a oscilloscope, and (8) judging whether the electric cables have partial discharge through the oscilloscope. The online inspection method of the three-phase cross interconnected electric cables intermediate head partial discharge has the advantages of being used in detection when the electric cables run online, free from influences on power supply of a circuit, enabling the capacitive sensors and the detecting impedance to be installed in a interconnection box, only three measuring electric cables to be led out of the BNC connectors on the outer wall of the interconnection box in measurement and the measurement to be convenient, being safe and reliable, enabling a user to observe graphic information of detection signals directly through the oscilloscope and being capable of judging whether the electric cables have the partial discharge.

The invention relates to an automatic welding machine of a DC wire. The machine comprises a wire cable transmission device, a cable cutting device, a wire cable cutting stripping device, a DC connector clamping device, a solder conveying device and a wire welding device. According to the automatic welding machine of the DC wire, firstly, a chain type conveyor belt drives a wire cable transmission seat to transmit the wire cable; secondly, the DC wire cable is treated by cutting and straightening along the center line through the wire cable cutting device; thirdly, the DC wire cable is subjected to head cutting and stripping through the wire cable cutting stripping device, and the length difference adapted to the welding device is generated at the same time; fourthly, the DC connector clamping device transfers a DC connector and positions the DC connector to a welding station, and the welding parts of DC connector are respectively positioned at the inner sides of a positive wire head and a negative wire head of the DC wire cable end; fifthly, the positive wire head and the negative wire head of the DC wire cable end are respectively welded to the welding parts of the DC connector through the wire welding device; therefore, the automatic welding is realized; the production efficiency is greatly raised; the product difference is lowered down; the uniformity and the product quality are greatly improved.

A power adapter having a freely rotatable plug connection comprises a main body, a DC wire, and an AC wire. The main body includes a casing that respectively encloses an adapter circuit board, a DC connector port and an AC connector port, the DC connector port and the AC connector port being respectively arranged on the adapter circuit board. A terminal of the DC wire electrically connects a DC plug that mates with the DC connector port according to a freely rotatable manner, and another terminal of the DC wire electrically connects an output plug to deliver a signal to an electrical device. A terminal of the AC wire electrically connects the AC connector port and another terminal of the AC wire electrically connects another plug.

By enabling two separate and independent flexible metal conduit and / or armored or metal clad cables to be secured to a single connector for being mounted directly to a single elongated rigid or solid electrical tubing / conduit, an easily manufactured and assembled connector is realized. A dual or duplex conduit / cable connector is constructed for receiving two separate and independent flexible metal conduits and / or armored or metal clad cables and enabling the two conduit / cables to be securely affixed to one end of the connector. The connector preferably incorporates a clamping bracket associated therewith to assure rapid and efficient assembly of the two flexible metal conduits and / or armored or metal clad cables to the duplex connector.

A device for connecting a personal audio / video player to a vehicle equipped with a FM radio. The device connects to the lighter / DC connector of the vehicle with a power block 1 to provide a source of power for the player and recharges the internal battery of the player. The device also connects to docking receptacles of a personal audio player with a receive port 6 allowing unattenuated sound and recharging connection. A wire 4 serves as an antenna for a FM transmitter 3 to make a wireless connection to the vehicle radio.

A dual or duplex conduit / cable connector is constructed for receiving two separate and independent flexible conduits and / or armored or metal clad cables and enabling the two conduit / cables to be securely affixed to one end of the connector. In order to assure efficient assembly of the two flexible metal conduits and / or armored or metal clad cables to the duplex connector, the connector preferably incorporates a clamping bracket associated therewith.

It is difficult to increase consumption current of a bus-powered USB device. In order to solve this problem, a conversion cable for a DC connector and a USB connector is adopted in a USB device provided with a USB cable and a DC connector; a state in which power supply voltage is supplied to two sets of USB cables is detected; and a transistor power supply switch is turned on with a logical product thereof. An identification circuit which raises the potential of ground is incorporated in a USB conversion cable to be distinguished from an AC adaptor. When the AC adaptor is connected, the USB device operates as a self-powered USB device.