Abstract: An electrical connector (100) includes an insulative housing (1) having a base (11) and a tongue plate (12) protruding beyond the base (11); a set of contacts (2) having contacting portions (26) arranged in one row along one side of the tongue plate (12), the contacts (2) consisting of a first type of grounding contacts (G) and a second type of a set of pairs of differential contacts (24, 23, 22, 21), the differential contacts comprising a first pair of differential contacts (24) for bi-directionally transmitting data and a second pair of differential contacts (23) for unidirectionally transmitting data, in the contacting portions (26), the grounding contacts having at least two grounding contacts (G1, G2) arranged between the first pair of differential contacts (24) and the second pair of differential contacts (23); and a metal shell (3) covering the insulative housing (1) and having a receiving space (30) for the tongue plate (12) extending into.

Abstract: A wall plate assembly (100) includes a wall plate (20) having an opening (201) passing therethrough, and an adapter (10) fixedly provided at a back side of said wall plate. The adapter (10) includes a printed circuit board (101), a first and second connectors (102, 103) both mounted onto the printed circuit board, and a case (105). The first connector includes an insulative housing (1), a metal shell (3) retained on the insulative housing and having a receiving space (106), and a set of contacts (2) having contacting portions (21) extending into the receiving space and tail portions (23) being mounted onto the printed circuit board. The case (105) has a first sleeve portion (43) surrounding the metal shell (3) with the receiving space (106) opened forwardly and corresponding to the opening (102). The first sleeve portion (43) and the metal shell (3) protrude forwardly into the opening (201) together.

Abstract: A PV (photovoltaic) junction box comprises a case, a lid covering the case and a plurality of terminals received within the case. The case has a bottom wall and defines a positive input port and a negative output port, and each terminal having a planar main body retained to the main body. The terminals comprise a first terminal, a second terminal, a third terminal and a fourth terminal, and the main bodies of the terminals are different.

Abstract: A PV (photovoltaic) junction box comprises a case and a plurality of terminals received within the case. The case has a bottom wall and a plurality of sidewalls located on a peripheral of the bottom wall and defines a receiving cavity cooperatively with the bottom wall. The sidewalls comprise a front wall and two planar connecting sidewalls connecting with the front wall. The connecting sidewall is aslant disposed relative to the front wall, and the case further has an assembling portion outwardly and vertically protruding from each of the connecting sidewall, the assembling portion defines a port of the case for a cable passing through.

Abstract: A wall plate assembly (100) includes a wall plate (20) having an opening (201) passing therethrough, and an adapter (10) fixedly provided at a back side of said wall plate. The adapter (10) includes a printed circuit board (101), and a first and second connectors (102, 103) mounted onto the printed circuit board in a back to back manner. The first connector includes an insulative housing (1), a metal shell (3) having a receiving space (106), and a set of contacts (2) disposed on the insulative housing. The contacts (2) have contacting portions (21) extending into the receiving space and tail portions (23) being mounted onto the printed circuit board. The second connector (103) includes a dielectric body (4) and a set of terminals (5) disposed on the dielectric body. The terminals have mating sections (51) and tail sections (53) being mounted onto the printed circuit board. The printed circuit board (101) is located between the insulative housing (1) and the dielectric body (4) in the front-to-back direction.

Abstract: A wall plate assembly (100) includes a wall plate (20) having an opening (201) passing therethrough in a front-to-back direction, a connector (10) fixedly provided at a back side of said wall plate and corresponding to the opening for insertion of a plug, a spacer (4) assembled to the connector, and a plurality of electrical wires (30). The connector includes an insulative housing (1), and a set of contacts (2) disposed on the insulative housing and having contacting portions (21) for mating with the plug and tail portions (23) opposite to the contacting portions. The electrical wires (30) connect to the tail portions (23) of the contacts and are retained between the insulative housing (1) and the spacer (4).

Abstract: An electrical connector includes an insulative housing having a base with two opposite sides and a tongue extending forwardly from the base, a first insulator attached to one side of the base, a second insulator attached to the other side of the base, and a plurality of contacts including a first set of contacts sandwiched between the base and the first insulator, and a second set of contacts sandwiched between the base and the second insulator. The contacts each has a contact portion arranged on the tongue for mating with a corresponding plug.

Abstract: An electrical connector adapted for at least two different mating connectors, comprises an insulative housing, a plurality of contacts retained on the housing, and a metal shell covering the insulative housing. The insulative housing has a base and a tongue forwardly extending from the base. Each contact has a contact portion extending to the tongue. The metal shell has a top wall, a bottom wall and two side walls connecting two side edges of the top wall and bottom wall. The bottom wall has an upward protruding portion to form a first mating opening together with the top wall and the side walls for receiving a first mating connector, and at least one downward recessed portion to form a second mating opening together with the top wall, the two side walls and the protruding portion for receiving a second mating connector which is different from the first mating connector.

Abstract: An electrical connector adapted for at least two different mating connectors, comprises an insulative housing and a plurality of contacts retained on the housing. The insulative housing has a base and a tongue forwardly extending from the base. Each contact has a retaining portion retained in the base, a contact portion extending to the tongue from one end of the retaining portion, and at least one soldering portion extending out of the insulative housing from another end of the retaining portion. The contacts comprise two pairs of outer contacts at two sides thereof and at least one middle contact between said two pairs of outer contacts to connect with one contact of one mating connector or two contacts of another mating connector.

Abstract: A flux-switching magnetic machine is provided having a drive element and a driven element. The drive element is configured to generate a composite magnetic field comprising a fixed component and a variable component, the fixed component being generated by spaced fixed field members and the variable component being generated by spaced armature windings. The driven element has a plurality of magnetisable portions configured to be coupled to the composite magnetic field generated by the drive element, such that the driven element moves in response to changes in this field. The number of fixed field members is greater than the number of armature windings.

Abstract: An electrical connector for abutting against a metal plate, comprises an insulative housing defining a main body and a tongue plate extending forwardly from the main body, a plurality of terminals retained in the main body and extending into the tongue plate, a metal shell shielding the insulative housing and comprising an upper wall, a pair of side walls extending downwardly from two lateral sides of the upper wall, and a bottom wall in parallel with the upper wall, and a spring member defining a securing portion fixed to the shell and a resilient resisting portion abutting against the metal plate. The securing portion defines a ceiling plate portion shielding the fingers on the upper wall, and a pair of side plate portions extending downwardly from two lateral sides of the ceiling plate portion and shielding the fingers on the respective side walls.

Abstract: An electrical connector (100) for insertion of an electrical plug, includes an insulative housing (1) having a receiving cavity (13) to receive the electrical plug in a front-to-rear direction and a plurality of receiving slots (14) communicating with the receiving cavity, and a set of terminals (2) received in the receiving slots and including first terminals (21). Each first terminal has a vertical flat first base portion (212) retained in the insulative housing and extending along the front-to-rear direction, a first contacting portion (211) protruding into the receiving cavity to electrical contact with the electrical plug, and a first tail portion (213) to be mounted on a printed circuit board (PCB). Both the first contacting portion (211) and the first tail portion (213) simultaneously extend from one of an upper edge and lower edge of the first base portion (212).

Abstract: An electrical connector (100) having an inserting port (102) for receiving a corresponding plug, includes an insulative housing (1) and a plurality of contacts (4) retained in the insulative housing (1). Each contact (4) has a first portion (41) extending horizontally into the inserting port (102), a first bending portion (43) bending downwardly from a rear end of the first portion (41), and a second portion (42) extending downwardly from the first bending portion (43). The contacts (4) are arranged in two groups. The first portions (41) of each contact group (401, 402) are arranged in a row along a transverse direction respectively. The second portions (42) in each contact group (401, 402) are arranged in at least two rows along a front-to-back direction respectively. The first bending portions (43) of the contacts (4) in each contact group are arranged in a line along the transverse direction respectively.

Abstract: An electrical connector includes a front housing having a base and a tongue forwardly extending from the base, a first rear housing, a second rear housing attached to the first rear housing, and a number of contacts. Each contact has a retaining portion retained on the first or second rear housings, a contact portion forwardly extending beyond a front end of the first and second rear housings to affix to the tongue, and a tail portion extending out of the first and second rear housings. The base is sandwiched between a front side of the first and second rear housings along a thickness direction of the tongue.

Abstract: An electrical connector (100) includes an insulative housing (1) having a base portion (11), and a pair of extending portions (114) extending backwardly from the base portion and spaced apart from each other along a transverse direction to form a receiving space (1143) therebetween, each extending portion defining a first slot (1142) communicating with the receiving space and a first block (1144) located at an inner side of the first slot; a plurality of electrical contacts (2) retained in the insulative housing and passing through the receiving space; and a spacer (6) attached to the insulative housing for retaining the electrical contacts, the spacer having a pair of second slots (65) for receiving the first blocks and a pair of second blocks (66) located at outer sides of the corresponding second slots (65) for being retained in the first slots (1142).

Abstract: An electrical connector (100) including an insulative housing (1), a plurality of contacts (2) and a pair first insulators (22). The insulative housing (1) has a body portion (11) and a tongue (12) extending from the body portion (11). The tongue (12) defines a plurality of passageways (132) at two sides thereof. Each contact (21) has a securing portion (212), a contact portion (211) extending to the tongue (12) from the securing portion (212) and a tail portion (213) extending out of the insulative housing (1). The contact portions (211) are arranged in two rows and respectively located at two sides of the tongue (12). Each first insulator (22) is insert molded around the securing portions (212) corresponding to the contact portions (211) of each row. Each first insulator (22) has a first post (228) and a first recess (229) at an inner side thereof to engage with each other.

Abstract: An electrical connector (100) for being mounted onto a printed circuit board (200) includes an insulative housing (1), a plurality of contacts (2) retained in the insulative housing and a metal shell (3) covering the insulative housing. The insulative housing includes a base (11) and a tongue plate (12) protruding from the base. The contacts have contacting portions (26) retained in the tongue plate and arranged in one row along a transverse direction, and tail portions (28) arranged in two rows along a front-to-back direction for being mounted onto the printed circuit board. The contacts consist of a first type of a plurality of grounding contacts (25) and a second type of a plurality of pairs of differential contacts (21, 22, 23, 24) under condition that each two adjacent pairs of differential contacts have at least one grounding contact located therebetween.

Abstract: A junction box includes an outer box with a housing at a lower side thereof and a cavity above the housing, and a number of contacts retained on the housing. Each contact has a flat base portion, a first connecting portion and a second connecting portion at two ends thereof for connecting with a foil conductor of a photovoltaic module and a cable respectively. Each contact is formed with at least one side arm upwardly protruding into the cavity from one lateral side of the base portion.

Abstract: An electrical connector includes an insulative housing, a plurality of terminals retained in insulative housing, and a metal shell covering the insulative housing and including an inner side wall, a rear wall spaced from the inner side wall along a front-to-back direction, and an outer side wall bent forwardly from an outer side of the rear wall. The inner side wall defines an opening, and an inclined extensive plate extending forwardly and outwardly from an edge of the opening. The outer side wall has a retaining hole, and a front plate enclosing a front side of the retaining hole. The extensive plate has a hook bending inwardly and hitching the front plate after the hook passes through the retaining hole for preventing the outer side wall from moving forwardly and overly.