Abstract: A socket connector includes a frame having a receiving cavity therein, a plurality of wafers aligned along a direction and received in the receiving cavity of the frame, and a plurality of contacts. The wafer is formed with a plurality of parallel slots located along at least one surface thereof and matched with corresponding slots of a neighboring wafer to constitute a plurality of receiving holes. The contacts are received in the receiving holes respectively. Each contact includes a top contacting section extending upwardly beyond an upper surface of the wafers and a bottom contacting section extending downwardly beyond a lower surface of the wafers.

Abstract: An electrical connector (100) electrically connects a first IC package (800) having a first width and a second IC package (900) having a second width different from the first width. The electrical connector includes an insulative housing (2) defining a number of contact recesses (20), a number of contacts (3) inserted in the contact recesses, a connecting member (4) mounted on the insulative housing, and a number of guiding members (6) assembled to the connecting member for guiding the first IC package in the connecting member at a first state, and detachable from the connecting member for facilitating insertion of the second IC package in the connecting member at a second state.

Abstract: An electrical contact (100) comprises an upper contact (1), a lower contact (3) and a spring (2) located between the upper contact (1) and the lower contact (3), the upper contact (1) comprises a base portion (11) and an additional portion (15) bending from the base portion (11) and overlapping each other, the base portion (11) has a first contact portion (111) at a top end thereof, the lower contact (3) comprises a body portion (32) and a pair of arms (33) extending from the body portion (32), the body portion (32) has a second contact portion (321) at a bottom end thereof, the arms (33) contact with the base portion (11) and the additional portion (15).

Abstract: For reasonably using the space of a printed circuit board (PCB) an electrical connector assembly which is mounted on the PCB is provided and includes an upper an upper connector and a lower connector stacked together. The upper connector includes a plurality of first contacts each having a first horizontal soldering leg are soldered on a top surface of the PCB. The lower connector includes a plurality of second contacts each having a second vertical soldering leg soldered on a bottom surface of the PCB. The bottom surface of the PCB has a plurality of soldering holes which are not running through the top surface thereof for retaining said second vertical soldering legs therein so as to provide an available soldering area for said first horizontal soldering legs on the top surface thereof.

Abstract: An IC socket for receiving an IC package comprises a socket body for carrying the IC package. A plurality of contacts are received in the socket body for electrical connection with the IC package. A driving member is mounted upon the socket body and able to operate between an upper position and a lower position. At least one latch device comprises an upper section, a lower section parallel to the upper section and a regulator. The regular links the upper section and the lower section and force the lower section to move relative to the upper section.

Abstract: An electrical connector (1) comprises a base (10) with a plurality of contacts (19) received therein, a cover (11) slidably mounted on the base (10), a protecting mechanism (12) comprises a cover plate (13) retained in the cover (11) and a bottom plate (14) retained in the base (10), a cam actuator (16) rotatably assembled to the base (10), the cover (11) and the protecting mechanism (12) for actuating the cover (11) to slid on the base (10), the bottom plate (14) comprises a first plate (142) and a second plate (141), the first plate (142) comprises a base portion (1421) and a first engaging portion (1422) extending curvedly from the end of the body portion (1421).

Abstract: An electrical connector (100) includes an insulative housing (1) and a contact terminal (2). The insulative housing includes a first and a second primary faces (13, 12), and a passageway (11) extending between the first and second primary faces. The passageway defines a first opening (112) at the first primary face and a second opening (111) at the second primary face. The contact terminal is inserted into the passageway through the first opening. The contact terminal is formed with a contact section (24) having a pair of blocking portions (25) projecting along a transversal direction of the first opening.

Abstract: A socket connector includes a socket body, a moving plate movably mounted upon the socket body, and an actuating mechanism. The actuating mechanism comprises a lid, a first operating lever, and a second operating lever. The first and second operating levers are disposed between the lid and moving plate with opposite tilted angles. The first operating lever has a cam section engaged with a bearing section formed on the moving plate so as to drive the moving plate to move in a substantially horizontal direction.

Abstract: An electrical contact (1) includes an upper extending portion (11), a lower extending portion (12) and a bridge portion (13). The upper extending portion includes a first contact portion (111), a C-shaped connecting portion (1121) connecting with the first contact portion and a tail portion (1122) extending downwardly from a free end of the C-shaped connecting portion. The lower extending portion includes a second contact portion (121), a vertical portion (1222) and an inclined portion (1221) connecting with the second contact portion and the vertical portion. The bridge portion is integrally formed between the tail portion and the vertical portion. One of the upper extending portion and the lower extending portion is rotated around the bridge portion to form an angular relationship between the planes of the upper and lower portions.

Abstract: An electrical connector (100) is soldered to a circuit board (4) via a number of solder members (3) and includes an insulative housing defining a number of passageways (12), and a number of contact terminals (2) inserted in the passageways respectively. Each contact terminal has a body portion (21) secured in the passageway, and a tail portion (23) extending from the body portion and inserted through the solder member then into the circuit board. The tail portion of the contact terminal has an interfering portion (231) interlocked with the solder member and a blocking portion (232) extending from the interfering portion and restricting the solder member above the blocking portion.

Abstract: A liquid crystal lens includes a first light-pervious plate, second light-pervious plate opposite to the first light-pervious plate, a first electrode layer on the first light-pervious plate, a second electrode layer on the second light-pervious layer, a liquid crystal layer and a driving voltage unit. The first electrode layer includes a plurality of concentric, annular electrodes and is comprised of carbon nanotubes. The liquid crystal layer is sandwiched between the first and second light-pervious plates. The liquid crystal layer includes a plurality of annular regions spatially corresponding to the respective annular electrodes. A density of liquid crystal in the annular regions of the liquid crystal layer is different from each other. The driving voltage unit is configured for providing voltages between each of the annular electrodes and the second electrode layer for creating a gradient distribution of refractive index of the liquid crystal layer in radial directions.

Abstract: An electrical connector includes an insulating housing. The insulating housing includes a base having a top surface, a bottom surface opposite to the top surface and a plurality of sidewalls having a top surface high than the top surface of the base. The top surface of the base and the sidewalls commonly form a first receiving room. The base defines a second receiving room of a notch shape running through the top and bottom surface of the base and a first sidewall of said sidewalls. A row of passageways is located in the base and far away from the first sidewall. The first sidewall adjacent to the second receiving room is defined as two opposite stopping walls.

Abstract: A CPU socket (1) mounted on a PCB (2) includes a metallic cover (10) and an insulative housing (20). The insulative housing has an installation section (30). The metallic cover has a main portion (11), a locking portion (13) and a resilient portion (12). The resilient portion is rotatably assembly to the installation section. The metallic cover is able to rotate around the resilient portion. The locking portion and the resilient portion extend from opposite sides of the main portion, respectively. The locking portion is able to be locked and released to a locking member (32) which is fixed to the PCB. The locking portion is driven by a screwdriver (5) to release or lock to the locking member (32). The CPU socket provides a solution for locking or releasing from the PCB without a lever, which is used to lock or release the metallic cover.

Abstract: An electrical connector (100) for electrically connecting a central processing unit to a printed circuit board, including a rectangular insulative housing (40) having a plurality of receiving channels; a number of contacts received in the receiving channels; a cover (10) rotatably covering on the insulative housing so as to press the central processing unit; a lever (50) comprising an operating portion (504) and two pressing portions (503) to lock the cover; and a stiffening frame positioned under the insulative housing. Wherein said stiffening frame is formed with a first and second stiffening plates (30,31) and two stiffening beams (20), each stiffening beam has two engaging portions (212) extending longitudinally, each stiffening plate comprises a first and a second fixing plates (301,311) on two sides thereof to fix the engaging portions transversely to form a frame structure.

Abstract: An electrical contact (3) includes a body section (30), a contacting arm (31) extending upward from the body section (30), a soldering section (32) formed by cutting out from the body section and then extending outwardly. The soldering section (32) comprising a first extending arm (321) connected to the body section (30), a second extending arm (322) bent downwardly from the first extending arm (321), and a soldering pad (323) extending from the second extending arm (322) toward the body section (30). An opening (300) is defined after the soldering section (30) is cut out from the body section.

Abstract: An LGA socket used for connecting a chip module and a print circuit board includes an insulative housing and a number of terminals received in the housing. The housing has a top surface and a bottom surface opposite to each other. Each of the terminals includes an upper arm extending beyond the top surface of the housing and a lower arm extending beyond the bottom surface of the housing. The upper arms and the lower arms of the terminals extend from the base portion with different lengths so as to form different pitches at top and bottom surfaces of the housing.

Abstract: An apparatus for assembling a lens module is provided. The lens module comprises a lens barrel and at least one optical element received therein. The apparatus includes an element-grasping member, an assembly station and two guiding members. The element-grasping member is configured for grasping the at least one optical element and mounting the at least one optical element into the lens barrel. The assembly station has a support surface. Each of the two guiding members includes a stationary element fixedly positioned on the support surface, a movable element and an elastic element. The movable element includes a positioning surface and a clamping surface. The positioning surface is configured for pressing the element-grasping member. The clamping surface is configured for pressing the lens barrel. The elastic element is positioned between the stationary element and the movable element.

Abstract: An illumination device includes a light-pervious substrate, a solid-state light source and at least one solar cell. The substrate has a bottom surface, a light incident surface adjacent to the bottom surface, and a light emitting surface opposite to the bottom surface. The solid-state light source is arranged on the light incident surface for emitting light into the substrate through the light incident surface. The at least one solar cell is arranged on the bottom surface of the substrate to absorb and convert solar energy into electric energy and supply the electric energy to the solid-state light source.

Abstract: A solar cell assembly includes a first solar cell panel, a second solar cell panel, and at least one light guide assembly. The first solar cell panel has at least one first through hole defined therein. The second solar cell panel faces and is spaced from the first solar cell panel. The at least one light guide assembly comprises a light diverging lens engaged in the first through hole of the first solar cell panel, and a light guide body aligned with the light diverging lens and located between the first and second solar cell panels. The light diverging lens is configured for diverging sunlight incident thereupon and forming diverged light. The light guide body has an incident surface for receiving the diverged light, and emitting surfaces for emitting light to the second solar cell panel.