The object of the invention is to provide a plug-in module System for constructing different plug-in module circuit boards from couplable plug-in modules for light-emitting diodes which are to be plugged onto the circuit board top side for example. The plug-in modules can be connected to the housing outer sides for forming the circuit boards from longitudinal circuit board rows by means of lateral longitudinal recesses and grid ribs, wherein, in each case one upper guide bore with an electrical voltage contact-making means, for example for a common plug-in diode bridge, is applied to the top sides of two adjacent plug-in modules in a laterally adjacent manner, and for forming additional perpendicular circuit board rows in each case contact-making means and plug-in connections of the contacts of the circuit board longitudinal rows on the front side with a projecting end section of a contact spring strip with corresponding contact-making means of the plug-in modules of the perpendicular circuit board rows, further on their housing rear sides an opening housing outlet with openings of the guide bores for mating the contact spring strips with the contact spring end section of the rear plug-in module. The plug modules therefore have two guide bores with a contact spring strip which widens from the top side to the front side over two contacts, a common wide front opening of the guide bores and a latching structure on the outer sides. Furthermore, latching and plug-in sections for contact spring strips which are situated one behind the other on the housing rear sides when mating in perpendicular longitudinal circuit board rows as conductor strips for voltage connection.

A connection connector, which is arranged at an end section of an FFC including strip-shaped conductors, includes a busbar including a connection pin section to be connected to another terminal, and a resin holder configured to hold the busbar. The busbar includes a conductor connection section to be electrically connected to a strip-shaped conductor, and a longitudinal coupling section coupling the connection pin section with the conductor connection section. The longitudinal coupling section includes a resistance element arrangement space in which a resistance element can be arranged, and a selective detachment section configured to be selectively detached depending on an arrangement of the resistance element in the resistance element arrangement space and electrically separate the connection pin section and the conductor connection section.

The disclosure proposes a cable for connecting to an electronic device. The cable comprising an electrical cord, a connector, a sensor device and an alarm unit. The connector is connected to one end of the electrical cord, and adapted to connect the cable to the electronic device. The sensor device is arranged at the connector and is adapted for collecting sensor data from the electronic device when the connector is connected to the electronic device. The alarm unit is connected to the sensor device and arranged to initiate an alarm based on output data from the sensor device.

A USB signal switching circuit and method, and a storage medium, which are applicable to a USB data line with a first USB plug and a second USB plug. Both front and back surfaces of an insulation tongue piece in the first USB plug are provided with functional pins. The USB signal switching circuit comprises a signal switching module and two switching switch modules connected to the signal switching module. Two functional pins Vbus in the first USB plug are respectively connected to a functional pin Vbus on the second USB plug via the switching switch module. Functional pins D+ and D in the first USB plug are connected to a functional pin D+ and a functional pin D on the second USB plug via the signal switching module respectively.

An electric connection structure includes: a connection terminal that includes a compression coil spring part; a terminal holding part that includes a base supporting one end surface side of the compression coil spring part and a guide part provided along an outer surface of the compression coil spring part; and a lead wire that includes a folded-back part in one end part. In the electric connection structure, the folded-back part is held between the one end surface of the compression coil spring part and a support part and two lines of the folded-back part are brought into contact with the connection terminal, and the connection terminal and the lead wire are thereby electrically connected.

An ear-worn hearing device component is disclosed and includes an electrical connector a housing and multiple connector contacts integrated with a contact carrier. A portion of the contact carrier and connector contacts protrudes from the housing and each connector contact is connected to a corresponding contact of a circuit board located in a cavity of the housing. Wires of an electrical cable mechanically coupled to the electrical connector are connected to the connector contacts via the circuit board.

An electrical connector electrically connects a first printed circuit board and a second printed circuit board, where the electrical connector includes: (a) an insulative housing; (b) a plurality of signal conductors, with at least a portion of each of the plurality of signal conductors disposed within the insulative housing; (c) each of the plurality of signal conductors having a first contact end, a second contact end and an intermediate portion therebetween; and (d) a passive circuit element electrically connected to the intermediate portion of each of the plurality of signal conductors, where the passive circuit element is housed in an insulative package and includes at least a capacitor or an inductor.

An electrical cord having improved safety features comprises a plug having a body portion surrounding respective ends of first, second, and third electrical wires. A live receptacle is in electrical communication with the end of the first electrical wire. A neutral receptacle is in electrical communication with the end of the second electrical wire. A ground receptacle is in electrical communication with the end of the third electrical wire. The body portion surrounds and maintains the live, neutral, and ground receptacles in spaced apart orientation corresponding to blades on an electrical plug. An indicator is provided to indicate a state of the plug in which electricity is supplied to the plug in a proper polarity.

A female connector capable of easily confirming whether or not a male connector is connected thereto, a connector module having the male connector, and an electronic device having the connector module are disclosed. The female connector comprises a connector body, a first terminal engagement pin and a second terminal engagement pin. The first terminal engagement pin is disposed inside the connector body and capable of receiving an input signal from a connection terminal of a male connector when the connection terminal is in contact therewith. The second terminal engaging pin is disposed inside the connector body to be spaced apart from the first terminal engaging pin. The first and second terminal engagement pins are electrically connected with each other through the connection terminal when the connection terminal is inserted and coupled between the first and second terminal engagement pins.

A plug device contains a first plug connector having spring contacts, wherein at least one spring contact is provided for the establishing of an electrical connection between a first and a second electrical circuit ground, and contains a second plug connector having blade contacts, wherein at least one blade contact is provided for the establishing of the connection of the two electrical circuit grounds. The plug device has an ohmic resistor provided at least in one partial region at the contact point at which the front end of at least one spring element of a spring contact of the first plug connector is borne on a blade contact of the second plug connector, the resistor forming a series resistor during the connection of the first electrical circuit ground to the second electrical circuit ground between the spring contact and the blade contact in the partial region at the contact point.