Abstract: A heat dissipating device is adapted to remove heat from an electronic package. The heat dissipating device includes a heat sink (10) and a fan (30) generating airflow. The heat sink has a base (11) and a plurality of first fins (13) extending therefrom. First airflow channels (132) are defined between the first fins. A plurality of second fins (15) are transversely attached to the first fins. The second fins have second airflow channels (152) defined therebetween. The second airflow channels communicate with the first airflow channels.

Abstract: A heat dissipation device includes a column (1) for being positioned on an electronic device for dissipating heat therefrom, a plurality of fin units (5) attached to and stacked along the column, an H-shaped securing member (3) attached to the column below the fin units for securing the heat dissipation device to the electronic device, a pair of fan supports (7) extending from opposite sides of the securing member, and a fan (9) mounted on the fan supports. The fin units define a plurality of sprial air passages along an axis of the column which consist with air flow of the fan. Each of the fin units is configured by a metal disc with a plurality of sectors (54, 54?, 54?) and channels (56, 56?, 56?) between adjacent sectors.

Abstract: A heat dissipating device includes a retention module (20) around an electronic component (15), a heat sink (30) attached to the retention module, and a fan (90). The heat sink includes a plurality of fins (62, 64, 66, 68) and spacers (52) interleaved between the fins, two heat pipes (80) sequentially extending through lower portions of the fins, the spacers and upper portions of the fins to bond the fins and the spacers together. Each spacer includes a flat bottom face for contacting the electronic component, and an arcuate top face. The fins includes two outer fins, and a plurality of inner fins each defining a cutout (62a, 64a) cooperatively defining a chamber between the outer fins. The chamber and the arcuate spacers facilitate cooling air from the fan to blow to opposite sides of the heat sink thereby improving heat dissipation efficiency of the heat sink.

Abstract: A heat dissipation assembly includes a heat sink having a base and a plurality of heat dissipation fins disposed on the base, thermal interface material applied to the base opposing the fins, and a cap covering the base. The cap includes a body which shields the thermal interface material, and first and second wings extending from the body. The first wing is rotatable relative to the body to facilitate detaching the cap from the base of the heat sink.

Abstract: A heat sink clip (10) includes a pressing section (11) and first and second spring sections (12, 14). A first arm (15) depends from the first spring section. An operation lever (24) defines a pair of second pivot holes (244) and a pair of third pivot holes (246) at one end. The third pivot holes are closer to said one end of the lever. A connecting portion (20) has one end pivotably connected to the second spring section, and the other end pivotably connected at the third pivot holes of the lever. A second arm (25) is pivotably connected to the second pivot holes. The first and second arms define slots (18, 28) to engagingly receive posts (82) of a back plate (80). When the lever is rotated downwardly, the second arm of the clip is raised, and a heat sink (30) is thereby secured to a CPU (60).

Abstract: A heat sink clip (10) includes a pressing section (11) and first and second spring sections (12, 14). A first arm (15) depends from the first spring section. An operation lever (24) defines a pair of second pivot holes (244) and a pair of third pivot holes (246) at one end. The third pivot holes are closer to said one end of the lever. A connecting portion (20) has one end pivotably connected to the second spring section, and the other end pivotably connected at the third pivot holes of the lever. A second arm (25) is pivotably connected to the second pivot holes. The first and second arms define slots (18, 28) to engagingly receive posts (82) of a back plate (80). When the lever is rotated downwardly, the second arm of the clip is raised, and a heat sink (30) is thereby secured to a CPU (60).

Abstract: A retaining device includes a retention frame (20), a back plate (40), a clip (10) and a wire arm (30). The retention frame forms a pair of protrusions (24, 25) at respective opposite sides thereof and an ear (26) at one of said sides of the retention frame. A pair of posts (44) extends from the back plate and further protrudes from the protrusions. The clip comprises a pressing lever (12) and a pair of legs (14, 16) depending from the lever. A pair of hooks (142, 162) is inwardly formed from the legs for engaging with the posts. The wire arm comprises a locating portion (34) positioned on the retention frame, a pressing portion (32) resting on the clip and an operating portion (36) clamped under the ear of the retention frame. The locating portion and the operating portion extend in opposite directions from the pressing portion.

Abstract: An electrical card connector includes an insulative housing (3), a plurality of terminals (5) received in the housing, and two fixing clips (7) attached to the housing. The insulative housing has a header (15) including a pivot (25), a plurality of passageways (21) for receiving the terminals therein, and two guiding bars (17) extending from two ends of the header each having a ledge (23) at a front end thereof. The pivot projects from each end of the header to provide a rotational axis for the fixing clip. The ledge includes a first positioning recess (45), a sliding face (47) and a second positioning recess (49). Each fixing clip has a base plate (29) fixed to a PCB, a joint section (33) extending from the base plate to prevent over-rotation of the housing, and an engaging section (35) for engaging with the insulative housing.

Abstract: A heat sink includes a base plate (30), and a plurality of fins (10) mounted on the base plate. Each fin includes a main body (12), and two upper locking members (14). Two retaining holes (22) are defined in the main body. Each locking member includes a horizontal part (16), and a vertical part (18). A slot (15) is defined in the horizontal part. A key (20) is formed in the vertical part. In assembly, a second fin is moved relative to a first fin until the locking members of the second fin are received in the corresponding slots of the first fin, and the keys of the second fin snappingly engage in the corresponding retaining holes of the main body of the first fin. Thus, the two fins are interlocked together. The other fins are then sequentially interlocked with the second fin onward, in similar fashion.

Abstract: An electrical card connector includes an insulative housing (3), a plurality of terminals (5) received in the housing, and two fixing clips (7) attached to the housing. The insulative housing has a header (15) including a pivot (25), a plurality of passageways (21) for receiving the terminals therein, and two guiding bars (17) extending from two ends of the header each having a ledge (23) at a front end thereof. The pivot projects from each end of the header to provide a rotational axis for the fixing clip. The ledge includes a first positioning recess (45), a sliding face (47) and a second positioning recess (49). Each fixing clip has a base plate (29) fixed to a PCB, a joint section (33) extending from the base plate to prevent over-rotation of the housing, and an engaging section (35) for engaging with the insulative housing.

Abstract: An electrical card connector includes an insulative housing 3, a plurality of terminals 5 received in the housing, and two fixing clips 7 attached to the housing. The insulative housing has a header 15 including a pivot 25, a plurality of passageways 21 for receiving the terminals therein, and two guiding bars 17 extending from two ends of the header each having a ledge 23 at a front end thereof. The pivot projects from each end of the header to provide a rotational axis for the fixing clip. The ledge includes a first positioning recess 45, a sliding face 47 and a second positioning recess 49. Each fixing clip has a base plate 29 fixed to a PCB, a joint section 33 extending from the base plate to prevent over-rotation of the housing, and an engaging section 35 for engaging with the insulative housing.

Abstract: A board-to-board connector 1 mounted on a PCB 10 comprises an insulative housing 12 and a set of first and second contacts 14, 16 alternately engaged with the housing. Each first contact and each second have a similar structure except for two aspects described below. Each first contact comprises a solder portion 146 having a longer length than that of each second contact and having a solder section 1464 with a top face 1463. A support post 1662 projects from the solder portion 166 of each second contact and has a top face 1663. The top faces 1463, 1663 are located at different levels for separately contact with a heat source during a solder repair process, thereby avoiding formation of a short circuit due to a bridge phenomenon.

Abstract: An electrical connector includes a plurality of contacts and an insulative housing defining a plurality of cavities therethrough for receiving the contacts therein. Each contact includes a soldering tail at an end thereof, a contacting portion at an opposite end thereof and a transition portion between the soldering tail and the contacting portion. A twist portion is provided between the transition portion and the soldering tail for conveniently forming a wide contacting portion, while at the same time forming wide gaps between adjacent soldering tails. The wide contacting portions provide reliable contact with mating contacts of a mating connector. The wide gaps prevent unwanted bridging of the soldering tails during the soldering process. The housing comprises a main body and a pair of slots respectively defined at opposite ends of the main body. A pair of metal ears is respectively secured in the slots for attaching the housing onto a PCB.

Abstract: A stacked electrical card connector assembly comprises upper and lower headers, a number of terminals extending through the headers, upper and lower grounding plates respectively attached to the upper and lower headers, and a transition device attached to the headers and mounted to a PCB. Each grounding plate comprises a pair of grounding legs downwardly extending from a front edge thereof. The transition device includes male and female transition connectors connected with each other. The male transition connector defines two rows of passageways for extension of the terminals retained in the headers, and a pair of receiving holes respectively on opposite ends of each row of the passageways for extension of the grounding legs therethrough. The female transition connector comprises two rows of signal contacts for connecting with the terminals retained in the headers, and a pair of grounding contacts on each end of each row of the signal contacts for engaging the corresponding grounding leg.

Abstract: An electrical connector of the present invention includes a frame, a plurality of contacts received in the frame and a grounding shroud fixed and covering on the frame. The grounding shroud forms a number of board locks downwardly extending beyond a mounting face of the frame. When the electrical connector is positioned on a circuit board, the board locks fixedly engage with the circuit board, thereby preventing relative movement between the electrical connector and the circuit board during soldering of the contacts to the circuit board.

Abstract: An electrical card connector for electrically connecting an exterior electrical card to a circuit board, comprises an insulative housing body and a multi-stroke ejector means wherein the housing body includes a mating surface electrically connected with the electrical apparatus, and the ejector means includes an actuator for providing a manual operation, a lever having an operating end for joining with the actuator and an opposed acting end for pushing the inserted electrical apparatus, and a pair of symmetric supporting surfaces formed above the housing body and defining a shortest distance therebetween to be a linear contour which is parallel to the mating surface of the connector, so that the lever can respectively abut against and pivot upon the pair of symmetry supporting surfaces in the same radians to provide different force arms for satisfying the requirement of different forces for accurately drawing the electrical card from the connection with the contacts of the connector or completely ejecting the

Abstract: A card connector for engaging an inserted IC card comprises a housing, contacts, an ejector mechanism, and guiding and retracting means. The guiding and retracting means is disposed between a push button and a push arm of the ejector mechanism and includes a continuous jagged guiding channel defined on a surface of an engaging socket, a guiding core, and a spring. The guiding channel forms first and second positioning portions which provide the push button with retraction and extension capabilities so that when the push button is depressed the guiding core will slide along the guiding channel. The push button is rotatably positioned in one of the two positioning portions of the channel thereby controlling the retraction/extension of the push button into/out of an enclosure of the computer.

Abstract: A card connector housing comprises an elongate insulative housing having two guiding bars extending from distal ends thereof for guiding a complementary card inserted into the housing. A plurality of contacts are received in the housing for electrically engaging with the inserted card. An auxiliary suction member extends from an upper surface of the housing thereby defining an engagement region between the auxiliary suction member and the housing. The auxiliary suction member provides a flat surface for receiving suction from a vacuum nozzle during automated soldering. The auxiliary suction member can be manually separated from the housing after the automated soldering.