Abstract: An electrical connector assembly includes a first connector including a first housing having a contact and a second connector configured for connection with the first connector, wherein the second connector includes a second housing having a conductor. The first connector is configured for connection to the second connector in at least a first position and a second position. In the first position, the first connector is connected to the second connector, and the conductor of the second connector is not in electrical contact with the contact in the first connector. In the second position, the first connector is connected to the second connector, and the conductor of the second connector is in electrical contact with the contact in the first connector.

Abstract: A weatherproof power inlet box and mating plug wherein the inlet box and mating plug are asymmetrical, positively latched and include more robust elements and a visual indicator of the status of the interconnect. Also included is a thermostat that trips to prevent overheating.

Abstract: A labelling machine for containers, including a basic machine provided with a docking station for a labelling unit, the labelling unit being adapted to be docked to and undocked from a target position at the basic machine with a predetermined sequence of relative movements, and respective media connector parts being arranged on the basic machine and on the labelling unit, respectively, and adapted to be coupled to one another. The media connector parts are implemented in such a way that and are arranged on the labelling unit and the docking station with respect to the target position in such a way that they are adapted to be automatically coupled by means of the docking sequence of movements and automatically decoupled by means of the undocking sequence of movements.

Abstract: A network jack is provided. The network jack includes a jack body having an opening and a side wall; a door body having a lateral protrusion; and a resilient pivot connecting the jack body and the door body and urging the lateral protrusion against the side wall.

Abstract: The present disclosure provides a portable electronic device having a concealed jack socket. In accordance with one example embodiment, the portable electronic device comprises: a housing including a main body and a hatch movable between a fully open position and a fully closed position; a jack socket received within the housing, the jack socket defining a cavity for receiving a jack plug; wherein the hatch is pivotably connected to the main body to move from the fully closed position to the fully open position in response to insertion of the jack plug, wherein the jack socket is hidden in the fully closed position and exposed in the fully open position.

Abstract: A power outlet includes a casing, a middle-layer support and at least one safety shield device. The middle-layer support includes at least one conductive plug bush and provides guiding jacks corresponding to the position of the conductive plug bush. The safety shield device has a left shield, a right shield and a spring. Each left and right shield extends a shield foot from the underside, respectively. The middle-layer support further includes sliding platforms for movement of the left shield and the right shield. The sliding platform has location holes for insertion of the shield feet. When the left shield and right shield lock, two shield feet respectively match against an opposite inner edge of two location holes on the sliding platform. When the left shield and right shield open, the guiding jack on the middle-layer support exposes.

Abstract: An electrical cord including a plug on a first end and at least one socket on a second end opposite the first end, a protective shutter assembly disposed within the at least one socket, the shutter assembly including a first and second shutter members positioned proximate the cover assembly and each of the first and second shutter members is at least partially aligned with separate cover openings in the cover assembly and being configured to move from a closed position to an open position in response to engaging at least one plug blade, a third shutter member positioned behind the first shutter member, a fourth shutter member positioned behind the second shutter member, and wherein the first and second shutter members pivot from the closed position to the open position and the third and fourth shutter members slide from the closed position to the open position.

Abstract: A protective shutter assembly for use within a cover assembly of an electrical wiring device, the shutter assembly including a first and second shutter members positioned proximate the cover assembly and each of the first and second shutter members are at least partially aligned with separate cover openings in the cover assembly and being configured to move from a closed position to an open position in response to engaging at least one plug blade, a third shutter member positioned behind the first shutter member, a fourth shutter member positioned behind the second shutter member, and wherein the first and second shutter members pivot from the closed position to the open position and the third and fourth shutter members slide from the closed position to the open position.

Abstract: A connector device for electronic modules including a housing, i.e., in automation systems, having a termination panel with plug-in locations for wiring, wherein the termination panel is pivotally guidable onto the electronic module, and wherein the connector device is pivotable to a pre-wiring position outside the housing to provide access to the plug-in locations of the termination panel.

Abstract: Circuits, methods, and apparatus that provide connector receptacles having a smaller size. One example provides this smaller size by decreasing the depth of the connector receptacle. Contacts in the connector receptacle may be protected from damage due to improper insertion of a second electronic device or connection to a second electronic device. This protection may be achieved in various ways. In some examples, one or more components or one or more contacts may be used to block the improper insertion of a second electronic device or connection to a second electronic device. In other examples, one or more contacts may avoid damage by being located outside of an insertion path until a second electronic device or connection to a second electronic device is inserted. In other examples, instead of blocking or avoiding an improper insertion, the contacts may avoid damage by bending out of the way.

Abstract: A supported slide safety member. A slide block disposed on the inner side of an upper cover of a socket, includes two inclined surfaces in the same direction disposed on the outer side of the slide block with a slide block window respectively disposed on a lower side of each inclined surface, and a protruding supporting shaft disposed on the inner side of the slide block. A cover plate with two cover windows is disposed on the inner side of the slide block, and the outer side of the cover plate is in contact with the supporting shaft. An elastic component is connected between the slide block and the upper cover. A stop surface is disposed on both the inner side and the outer side of a tail end of the slide block, stopped by and upper stop rib and a lower stop rib.

Abstract: The present invention relates to an electrical connector assembly including a male connector having a first plug body and a first electrical prong and a cooperating female connector having a second plug body with a cavity, a first electrical contact held in that cavity and a resilient shield received in the cavity. The resilient shield is displaceable from a first position covering the electrical contact and preventing intrusion of dirt and debris into the contact to a second position exposing the electrical contact for connection with the electrical prong.

Abstract: A safety door for use with a rotatable power supply socket having a mounting base with plugging holes therein. The safety door includes first, second and third sliding parts, and an elastic assembly. The safety door includes three rectangular plugging holes, a left-hand, middle and right-hand plugging hole, and two ground plugging holes, upper and lower. While sliding in a rail slot of the mounting base, the first sliding part can block the left-hand plugging hole while sliding along the left-right direction, the second sliding part can block the right-hand plugging hole while sliding along the left-right direction; the third sliding part can block or expose the middle plugging hole while sliding along the left-right direction. The elastic assembly includes a first elastic part for providing returning elastic force to the first sliding part and a second elastic part for providing returning elastic force to the second sliding part.

Abstract: A self retained cover assembly for holding an electrical device in an electrical outlet. The cover includes a retaining body with a front face for covering the outlet and a rear face with two retainer prongs having moveable barbs for holding the cover to the outlet. The cover retains an electrical cord or an electronic device with electrically conductive prongs to the outlet. A tab is provided to move the barbs so the cover may be removed from the outlet.

Abstract: A shutter assembly for an electrical receptacle comprises a plurality of apertures, each configured to be in communication with a different one of at least three terminals of the electrical receptacle. The shutter assembly is configured to block access to each of the terminals upon insertion of a foreign object into only one of the apertures. The shutter assembly is also configured to allow access to two of the terminals upon simultaneous insertion of two prongs of a plug into two of the apertures.

Abstract: A high-current transmission device for conductive charging of the batteries of electric vehicles has a socket with an integrated electromechanical switching function and at least one contactor. The contactor is configured without terminal contacts on the side facing the plug-and-socket connection and is part of the socket. The terminal contacts are located on a removable plug that is provided with plug contacts. A modular charging station system for conductive charging of the batteries of electric vehicles has a base unit, a master module, and a user module, with the base unit being configured without electronics and having at least one clamping device for the power feed and compartments for accommodating the master module and the user module. The master module and the user module form a high-current transmission device, with the master module having a socket and the user module having a plug that corresponds to the socket of the master module.

Abstract: A 20 amp simplex assembly (200) includes a body (202) with a front portion (208). Three terminals (210) extend through the front portion (208). A waterproofing clip (238) is inserted around a main body (236) of the receptacle body (202).

Abstract: An electrical socket with locking protective doors comprises an upper cover with first and second upper ports. A bottom case couples with the upper cover and has socket terminals. A middle frame may comprise mounting brackets. Adjustable, lockable large and small protective doors are between the upper cover and the middle frame. A lock mounting guide plate coupled to the middle frame comprises large and small guide plate ports corresponding to the upper ports. Large and small protective doors are located on the lock mounting guide plate, and the small protective door is located between the large protective door and the lock mounting guide plate. The upper ports and the guide plate ports correspond to and vertically align with the socket terminals. When the protective door is in a first position, it prevents an object from passing to the guide plate ports. When the protective door is in a second position, it allows plug pins to access to the guide plate ports.

Abstract: A safety socket for receiving terminals of a plug includes a socket housing where at least two electrodes are mounted, a socket cover coupled with the socket housing and defining at least two inserting apertures corresponding to the electrodes, and an insulating baffle rotatably located above the electrodes by a torsional spring and having at least two gaps opened at intervals along a circle of which a center is at the rotation axis of the insulating baffle, and at least two driven slopes arranged alternately with the gaps along the circle. The driven slopes movably block between the inserting apertures and the corresponding electrodes. The terminals pass through the inserting apertures and act on the driven slopes to drive the insulating baffle to rotate so as to make the gaps exposed in alignment with the corresponding electrodes. Then the terminals pass through the gaps to be inserted in the electrodes.

Abstract: The disclosed embodiments are directed to a protective shutter assembly that includes a registration member having longitudinal and lateral axes, first and second shutter members slidably mounted in the registration member, each shutter member including a ramp member and a receptacle blocking member, the ramp member being configured to lie in a path of a first receptacle opening and the receptacle blocking member being configured to lie in a path of a second receptacle opening, spring members connected between the registration member and respective ones of the first and second shutter members, the spring members being configured to bias the first and second shutter members so that the ramp members lie in a path of a respective receptacle opening, and wherein the first and second shutter members are independently movable such that when an object exerts a force on only one ramp member, a respective shutter member moves relative to the other shutter member such that the one ramp member is longitudinally displace

Abstract: An electrical receptacle is disclosed. The electrical receptacle includes a housing and at least one socket at least partially disposed within the housing and having at least a pair of entry ports. The at least one socket is controllable by a radio frequency signal. The electrical receptacle also includes an antenna at least partially disposed within the housing configured to at least receive the radio frequency signal used to control the at least one socket. The electrical receptacle further includes at least one tamper resistant device at least partially disposed within the housing. The at least one tamper resistant device is configured to block the entry ports unless a mating electrical plug is inserted into the at least one socket.

Abstract: An electrical receptacle is disclosed. The electrical receptacle includes a housing and at least one socket at least partially disposed within the housing and having at least a pair of entry ports. The at least one socket is controllable by a radio frequency signal. The electrical receptacle also includes an antenna at least partially disposed within the housing configured to at least receive the radio frequency signal used to control the at least one socket. The electrical receptacle further includes at least one tamper resistant device at least partially disposed within the housing. The at least one tamper resistant device is configured to block the entry ports unless a mating electrical plug is inserted into the at least one socket.

Abstract: An electrical socket with a locking protective door may comprise an upper cover comprising first and second upper ports, and a bottom case configured to couple with the upper cover. The bottom case may comprise a pair of socket terminals. A middle frame may be between the upper cover and the bottom case. A protective door may be between the upper cover and the middle frame. A lock mounting guide plate may be coupled to the middle frame and may comprise first and second guide plate ports. The first and second upper ports may vertically align with the pair of socket terminals. The first and second guide plate ports may vertically align with the pair of socket terminals. When the protective door is in a first position, it prevents access to the first and second guide plate ports. And, when the protective door is in a second position, it provides access to the first and second guide plate ports.

Abstract: A safety socket structure includes a casing, two control pieces, and two contact pieces. The casing is provided with two insertion holes and two through-holes. The interior of the casing is formed with connecting positions corresponding to the insertion holes. The two control pieces are liftably provided in the casing and protrude through the two through-holes to the outside of the casing. The two contact pieces are provided in the casing and abut the two contact pieces, thereby controlling the two contact pieces to extend into the connecting positions selectively. Via this arrangement, a safety socket structure that has a lower cost and is not liable to suffer damage can be achieved.

Abstract: An electrical socket with a locking protective door may comprise an upper cover comprising first and second upper ports, and a bottom case configured to couple with the upper cover. The bottom case may comprise a pair of socket terminals. A middle frame may be between the upper cover and the bottom case. A protective door may be between the upper cover and the middle frame. A lock mounting guide plate may be coupled to the middle frame and may comprise first and second guide plate ports. The first and second upper ports may vertically align with the pair of socket terminals. The first and second guide plate ports may vertically align with the pair of socket terminals. When the protective door is in a first position, it prevents access to the first and second guide plate ports. And, when the protective door is in a second position, it provides access to the first and second guide plate ports.

Abstract: An electrical socket with locking protective doors comprises an upper cover with first and second upper ports. A bottom case couples with the upper cover and has socket terminals. A middle frame may comprise mounting brackets. Adjustable, lockable large and small protective doors are between the upper cover and the middle frame. A lock mounting guide plate coupled to the middle frame comprises large and small guide plate ports corresponding to the upper ports. Large and small protective doors are located on the lock mounting guide plate, and the small protective door is located between the large protective door and the lock mounting guide plate. The upper ports and the guide plate ports correspond to and vertically align with the socket terminals. When the protective door is in a first position, it prevents an object from passing to the guide plate ports. When the protective door is in a second position, it allows plug pins to access to the guide plate ports.

Abstract: A socket featuring movable lids for shielding plug holes is characterized by accommodating a set of movable lids: a first lid, a second lid and an elastic member in a cavity of its panel, where the first lid and the second lid are used to barricade the first notch and the second notch respectively by the bottoms of their tapered surfaces. A user, on occasion, is inserting a stick-like object into a single plug hole incidentally or intentionally, the first lid and the second lid will hold up each other to barricade the corresponding notch to avoid the stick-like object to touch the specific conducting clip, keeping the user from the hazard of an electrical shock.

Abstract: An electric connector equipped with multiple layers of safety structure includes an insulation case, an electric connection terminal set and a safety mechanism. The insulation case has a front panel with a plurality of slots. The safety mechanism has a safety gate set and a blocking plate latching element. The safety gate set is pushed by a plug and to open the slots to allow the plug to pass through and to establish electric connection with the electric connection terminal set. The blocking plate has a brake portion. The blocking plate latching element has a stirring portion exposed outside the surface of the insulation case and a stop portion corresponding to each blocking plate. The stop portion is movable with the stirring portion to the brake portion to stop the blocking plate from moving. Thereby the blocking plate latching element can control opening of the safety gate set.

Abstract: An electrical connector assembly includes a first connector including a first housing having a contact and a second connector configured for connection with the first connector, wherein the second connector includes a second housing having a conductor. The first connector is configured for connection to the second connector in at least a first position and a second position. In the first position, the first connector is connected to the second connector, and the conductor of the second connector is not in electrical contact with the contact in the first connector. In the second position, the first connector is connected to the second connector, and the conductor of the second connector is in electrical contact with the contact in the first connector.

Abstract: A waterproof simplex receptacle (300) includes a main body (302) and a front portion (308). The front portion (308) includes a front surface (304) and rear surface (306). Terminals (310) extend outwardly from the front surface (304), and are connected to wires (318) extending rearwardly from the main body (302). The front surface (304) is angled. Further, ridges (224) can be positioned around the terminals (310) so as to prevent water or other liquids from entering apertures associated with the terminals (310).

Abstract: A power outlet socket safety shield device comprises a left slider comprising a left transverse baffle and a left inclined stopper. A right slider comprises a right transverse baffle and a right inclined stopper. At least one elastic element is positioned between the left slider and the right slider. The left inclined stopper is inclined in a direction opposite to the inclination of the right inclined stopper. When the device is in a rest state, the left inclined stopper is above the right transverse baffle and the right inclined stopper is above the left transverse baffle. When the device is in an active state, the elastic element is compressed, the left slider and the right slider are moved in opposite directions to displace the left inclined stopper away from the right transverse baffle and to displace the right inclined stopper away from the left transverse baffle.

Abstract: A cover structure includes a cover, a main body and an elastic member. The cover includes an engaging portion and a sliding member. The main body includes a latching portion. The elastic member is integrally formed with the main body. The elastic member defines a sliding hole allowing the sliding member to slide therein. At least one protrusion is formed in the sliding hole and divides the sliding hole into two sections. The sliding member passes the protrusion from one section to another section of the sliding hole while the engaging portion is engaged in or detached from the latching portion.

Abstract: The device for protecting a connector comprising two mutually engageable connector elements itself comprises for each connector element, a resilient tubular sleeve having one end configured to be fastened to a respective connector element by surrounding it in leaktight manner, and having a length at rest that is sufficient for it to be cantilevered out beyond one end of the connector element carrying the resilient sleeve, the cantilevered-out end including spring blades for flattening the sleeve and holding the corresponding lips pressed resiliently one against the other.

Abstract: The present invention provides a safety shield that can be fitted in an electrical receptacle, such as an outlet or a ground fault circuit interrupter, to cover the plug blade slots on the electrical receptacle. The safety shield comprises a base box containing a left sliding block, a right sliding block, small sliding block, and elastic components. If the plug blades are not inserted into the plug blade slots, the safety shield covers the plug blade slots to prevent unwanted objects from getting in touch with the electrical contacts within the plug blade slots causing electrical shock or damage to humans. If the plug blades are inserted into the plug blade slots, the elastic components within the base box are compressed to move the left sliding block outward to the left and the right sliding block outwards to the right so as to open the plug blade slots.

Abstract: The present invention provides an intrinsically safe electrical outlet, which is fitted with a shell accommodating a live wire stub and a live wire conductive clip; a protective device is disposed on the live wire stub' the protective device has a shell, wherein there are a moveable connecting block and a return spring; when the pin of the plug is inserted into the electrical outlet, the connecting block is activated so that the live wire conductive clip is electrically connected with the live wire pin of the plug. As the live wire stub in the shell is enclosed in a protective device, the metal objects or other conductive bodies may not get contact with the live wire conductive clip and cause electric shock or leakage even if they are extended accidentally into the jack; satisfactory safety could be realized since the live wire conductive clip is electrically connected with the plug's live wire pin only when certain forced is applied to the plug pin and insert it into the jack.

Abstract: The convenience of operation is improved and the occurrence of connection failure between a connection-target terminal of an electric appliance and a connection terminal is reduced without requiring a complicated arrangement such as a fitting structure. A microphone charging device has a dustproof shutter provided so as to be movable with a microphone device setting/drawing-off operation between a covering position covering a charging terminal portion and an exposure position exposing the charging terminal portion, a torsion spring applies a fundamental urging force to the shutter between the covering position and exposure position, and plate springs apply additional urging force to the shutter in addition to the fundamental urging force in an additional urging section provided between the covering position and exposure position and thereby sets the shutter in an additionally urged state. When the shutter reaches the exposure position, the plate springs release the shutter from the additionally urged state.

Abstract: A lid member that opens/closes an opening of a receptacle connector has a wiping portion that wipes off adhering moisture by rotating to follow contact disposition surfaces upon insertion of a plug connector. Wiper members for wiping off small quantities of moisture remaining after wiping by the lid member are arranged so as to be movable back and forth in a substantially orthogonal direction to the plug connector insertion direction in front of a groove portion into which a contact portion of the plug connector is fitted. The wiper members are disposed so as to be urged towards the outer circumferential surface of the plug connector by elastic members. When fitting the plug connector, distal-end sides of the wiper members closely contact with the contact disposition surfaces of the plug connector and wipe off residual moisture. Thus, electrolytic corrosion of contacts can be prevented and the contact reliability improved.

Abstract: The present invention pertains to a safety socket including a housing providing a top cover shell, a plurality of metal electrodes therein adapted for prongs of a plug as well as sets of jacks on the top cover shell relative to the electrode. Wherein, on the reverse side of the top cover shell, protected panels and resumption assemblies are pivoted thereon. The protected panels further have apertures arranged adapted for the jacks, and the resumption assemblies are positioned at an orientation against ramps to render the jacks closed while there is a juxtaposition between the ramps on the protected panels and the jacks. By the blocked jacks under the cooperation of the protected panels and the resumption assemblies, children would not desire to poke the jacks with articles, so as to efficiently prevent them from touching electricity-friendly elements and from the accident of electric shock.

Abstract: Connector apparatus and methods providing for “keep-out” functionality against improperly sized plugs or inserts are disclosed. In one embodiment the invention discloses a connector assembly incorporating an integrated keep-out feature associated with the housing. In one variant, the connector assembly comprises a modular jack connector, and the keep-out feature(s) is/are formed substantially within one or more the sidewall(s) of the housing, thereby simplifying its assembly and reducing its cost, as well as conserving on connector interior space. In another embodiment, the keep-out feature comprises an element disposed substantially within a plane parallel to the front face of the connector. Methods for manufacturing and using connectors with integrated keep-out features are also disclosed.

Abstract: A cover module of an electronic device and a control method thereof are provided. The cover module includes a body, a flexible connecting element, and a flip cover. The body has an opening exposing the connector. A sidewall of the opening has a first fixing structure. The flip cover is in the opening, and a sidewall of the flip cover has a second fixing structure locked with the first fixing structure. The flexible connecting element is connected between the body and the flip cover. When a force is applied to the flip cover, the flexible connecting element is deformed, the flip cover moves with the deformation of the flexible connecting element, and the locking between the first and the second fixing structures is released to cause the flip cover swinging open away from the body with a part of the flexible connecting element as an axis.

Abstract: A memory card connector, within a slot of a host device, for receiving a first memory card having a first row of contact fingers and a second row of contact fingers and a second memory card having only a single row of contact fingers. The memory card connector includes a first row of contact pins, a second row of contact pins and a protrusion. The first row of contact pins are configured to mate with the first row of contact fingers of the first memory card. The second row of contact pins are configured to mate with the second row of contact fingers of the first memory card. The protrusion is received within a contact finger in the second row of contact fingers of the first memory card to allow full insertion of the first memory card into the connector, and abuts against a distal end of one of the contact fingers of the second memory card to prevent full insertion of the second memory card into the connector.

Abstract: An apparatus comprising a housing having an opening, a connector unit, a moveable door, and a biasing system. The connector unit is located inside the housing. The connector unit is capable of providing an electrical connection to a complementary connector unit. The moveable door is capable of being moved into an open position and a closed position, wherein the closed position covers the opening. The biasing system is capable of aligning the connector unit with the complementary connector unit and causing the connector unit to engage the complimentary connector unit.

Abstract: The disclosed embodiments are directed to a protective shutter assembly that includes a registration member having longitudinal and lateral axes, first and second shutter members slidably mounted in the registration member, each shutter member including a ramp member and a receptacle blocking member, the ramp member being configured to lie in a path of a first receptacle opening and the receptacle blocking member being configured to lie in a path of a second receptacle opening, spring members connected between the registration member and respective ones of the first and second shutter members, the spring members being configured to bias the first and second shutter members so that the ramp members lie in a path of a respective receptacle opening, and wherein the first and second shutter members are independently movable such that when an object exerts a force on only one ramp member, a respective shutter member moves relative to the other shutter member such that the one ramp member is longitudinally displace

Abstract: An electrical connector includes a housing having a plurality of terminals received within and a shell encircling the housing therein. The shell has a mating opening at one end thereof. A dustproof cover is assembled in the shell and positioned between the mating opening and the housing to perform anti-dust function. The dustproof cover has an insulator and a metal sheet combined with the insulator to strengthen the structure of the dustproof cover. The dustproof cover is of enough intensity and is not prone to deformation in use and therefore offers fully anti-dust function for the electrical connector.

Abstract: A safety device for electrical outlets includes a body having prongs rigidly attached to the body which can be inserted into the openings of a standard electrical outlet, wherein one or more of the prongs define a spring-biased portion defining a barb for engaging the rear surface of the outlet once the device is fully inserted therein.

Abstract: A tamper-proof receptacle is provided wherein the receptacle comprises sliding shutters disposed between phase and neutral terminals of the receptacle and openings in the face of the receptacle. The shutters are connected to circuit interrupting circuitry such that when one of the shutters is displaced through a specific range of motion, the circuit interrupting portion of the receptacle is triggered to disconnect electrical power from the phase and neutral terminals of the receptacle. In an embodiment, a logic circuit is connected to the shutters, and a monitoring circuit monitors supply of power to the face terminals. The logic circuit is configured to detect insertion of an object into only one of the pair of openings. A signal from the logic circuit to the circuit interrupting device is effective to prevent the object from touching any of the face terminals while power is connected to the face terminals.

Abstract: An electric socket includes a casing having two apertures and a shutter member, which has two bores, provided under the casing. The shutter member may be moved between a first position, in which the shutter member closes the apertures of the casing, and a second position, in which the bores of the shutter member are aligned with the apertures of the casing by a driving device. The shutter member is moved downward when a plug is inserted, and the shutter member will be moved to the second position at the same time. When the plug is pulled out, two biasing members will urge the shutter member upward, and a return device will return the shutter member back to the first position that the shutter member will close the apertures automatically when the plug is pulled out.

Abstract: An electrical receptacle includes a front cover having a rib and a protrusion connected thereto, a back housing secured to the front cover and a tamper resistant assembly disposed between the front cover and the back housing. The tamper resistant assembly includes a slide pad member, first and second shutter members, a first spring disposed between and biasing the first and second shutter members toward closed positions thereof, and a second spring disposed between and biasing the first shutter member away from the front cover. The slide pad member is connected to the back housing. The first shutter member is slidably disposed on the slide pad member and has first and second arms extending from a first cam surface. A second shutter member is slidably disposed on the slide pad member and has a blocking body connected to a second cam surface. The first and second shutter members are movable between open and closed positions.

Abstract: An electrical receptacle includes a front cover having a rib and a protrusion connected thereto, a back housing secured to the front cover and a tamper resistant assembly disposed between the front cover and the back housing. The tamper resistant assembly includes a base member, first and second shutter members, a first spring disposed between and biasing the first and second shutter members toward closed positions thereof, and a second spring disposed between and biasing the first shutter member away from the front cover. The base member is connected to the back housing. The first shutter member is slidably disposed on the base member and has first and second arms extending from a first cam surface. A second shutter member is slidably disposed on the base member and has a blocking body connected to a second cam surface. The first and second shutter members are movable between open and closed positions.

Abstract: An electric socket includes a casing having two apertures and a shutter member, which has two bores, provided under the casing. The shutter member may be moved between a first position, in which the shutter member closes the apertures of the casing, and a second position, in which the bores of the shutter member are aligned with the apertures of the casing by a driving device. The shutter member is moved downward when a plug is inserted, and the shutter member will be moved to the second position at the same time. When the plug is pulled out, two biasing members will urge the shutter member upward, and a return device will return the shutter member back to the first position that the shutter member will close the apertures automatically when the plug is pulled out.