The present disclosure discloses a lamp socket connector, a lighting device and a lighting system. The lamp socket connector includes a docking portion. The docking portion includes a docking port for docking a light source module, a docking channel extending from the docking port, and at least two socket terminals in the docking channel.

The present disclosure provides an intelligent lighting control system including an electrical connector interface. The lighting control system includes a module housing, a switch control circuit positioned in the module housing and including a processor configured to modulate a flow of electrical energy to a lighting circuit via a dimmer circuit to produce a plurality of lighting scenes. The lighting control system includes a graphical user interface coupled to the module housing and communicably coupled to the switch control circuit. The lighting control system includes a first electrical connector electrically connected to the switch control circuit and at least one of extending from and recessed in a surface of the module housing. The electrical connector includes a plurality of electrical pins. The first electrical connector is configured for a press fit engagement with a second electrical connector of a base module.

A connector includes two by N contacts arranged in two columns and N rows, where N is an integer of three or more, N contacts in each column being arrayed at a predetermined pitch in a first direction parallel to each column within a corresponding one of column areas each extending in the first direction and having a predetermined width in a second direction perpendicular to the first direction, a distance between two contacts in one endmost row in the first direction among the N rows being larger than a distance between two contacts in each of the other rows and different in length from the predetermined pitch, a distance between two contacts in the other endmost row in the first direction among the N rows being smaller than a distance between two contacts in each of the other rows and different in length from the predetermined pitch.

A heat not burn electronic cigarette assembly may include a heat not burn electronic cigarette and a power bank. The heat not burn electronic cigarette has at least one contact, and the heat not burn electronic cigarette is charged by the power bank. The power bank may include a case, a cover, a controller, a connector and a charger. The cover is coupled to the case to form an accommodation space, and the controller is disposed in the accommodation space. The connector is coupled to the controller, and the heat not burn electronic cigarette is charged via coupling the connector and the at least one contact. In one embodiment, the charger is coupled to the controller.

A hot shoe interface system for transmitting high speed data includes a hot shoe portion including a first set of electrical contacts configured to receive high speed data from a first device. A second set of electrical contacts is configured to receive a power signal and a third set of electrical contacts is configured to receive low speed data from the first device. A first set of optical terminals is configured to receive optical data from the first device. A hot shoe receiver further includes a fourth set of electrical contacts configured to provide the high speed data to a second device. A fifth set of electrical contacts is configured to receive the power signal and a sixth set of electrical contacts is configured to provide the high speed data to the second device. A second set of optical terminals is configured to transmit optical data to the second device.

The application provides an electrical connector, which includes: an insulating body; a conductive body; and a plurality of grounding terminals and a plurality of signal terminals. A plurality of L-shaped protrusions are arranged on the conductive body, a row of L-shaped protrusions are formed between every two adjacent terminal rows, the L-shaped protrusion includes a short edge portion and a long edge portion, the short edge portion is electrically connected to the corresponding grounding terminal by a second end of the short edge portion, and the long edge portion isolates a part of differential signal terminal pairs in adjacent terminal rows that are at least partially overlapped in the column direction. By such electrical connector, the differential signal terminal pairs may be shielded well to avoid crosstalk interference, a common-ground effect is achieved between the grounding terminals, and overall operational effectiveness of the electrical connector is effectively improved.

Plug and socket assemblies that operatively associate with a safety locking mechanism to enable plugging and unplugging ceiling and wall electrical fixtures safely and conveniently.

A brushing system with a rechargeable toothbrush and associated charging components include a charging cup, a charging base, and a charger. The charging cup is seated on the charging base which in turn is engaged with the charger. The charger includes a universal serial bus (USB) receptacle that is configured to receive a USB header extending outwardly from the charging base. The charging base includes a first charging coil in a protrusion that extends upwardly from the charging base and into a receptacle in the charging cup. The charging cup includes a projection that is received in a recess of the toothbrush. The toothbrush includes a second charging coil that is brought into the proximity of the first charging coil when the toothbrush is placed in the cup. The toothbrush is charged by induction when prongs on the charger are engaged in an electrical wall outlet.

A power interface system is provided. The power interface system can include a power interface device coupleable to a structure, wherein the power interface device can include a receptacle region and a plurality of pin receiving apertures. The power interface system may include an electrical device module sized and shaped to be received in the receptacle region, the electrical device module having a plurality of contact pins, each of the plurality of contact pins sized and shaped to be coupleably received in one of the pin receiving apertures. The electrical device module can be rotatably moveable with respect to the receptacle region between an uncoupled orientation and a coupled orientation, with the electrical device module being secured to the power interface device in the coupled orientation. Related devices and methods are also provided.

A medical mechatronic male interface device for coupling a surgical assistance system to a mounting structure has a base with an end face, a functional body, extending from the end face, first mechanical coupling means for positive and/or non-positive coupling to a corresponding medical mechatronic female interface device, and at least one first electronic interface for connecting to a corresponding second electronic interface of the female interface device. The functional body has a centring device to center the surgical assistance system free of play relative to the base. The centring device has a first functional surface, a second functional surface, and a third functional surface that are not parallel to each other and that have normals which do not lie in a common plane. A corresponding female interface device and a mounting arm and a surgical assistance system are also described.