Abstract: A hinge assembly, which allows a cable to be disposed therein quickly, includes a first coupling member with a first hole and a first slot, a second coupling member with a second hole and a second slot, and a limit member with a third hole and a third slot. The first, second and third holes collectively define a compartment, and with the first, second and third holes being aligned one another. The first, second and third slots collectively define an entrance, and with the first, second and third slots being aligned one another. The entrance defines a space with a size being greater than a cross-sectional size of the cable so as to allow insertion of the cable. The limit member is operably rotatable to a position that the cable is retained in the compartment and is prevented from exiting from the entrance.

Abstract: A hinge assembly suitable for coupling a notebook computer base to a display includes a first coupling member for coupling to the base and a second coupling member for coupling to the display. A positioning device supports the display at various angular positions relative to the base. A friction device increases resistance to movement throughout the range of motion of the hinge assembly while decreasing torque and pressure load transmitted to the positioning device.

Abstract: A hinge mechanism includes first and second hinge devices rotatable in different directions. Further, a first positioning member is utilized for limiting the rotation of the first hinge device within one predetermined angle. Further, a second positioning member is utilized for positioning the first pintle at various orientations. Moreover, a third positioning member is utilized for limiting rotation of the second hinge device within another predetermined angle. A fourth positioning member is utilized for positioning the second pintle at various orientations.

Abstract: A hinge assembly for an electronic device includes a pintle and a cam member connected to the pintle. The cam member is moveable on the pintle. The cam member and the pintle provide an area frictional engagement therebetween such that the cam member can easily move on the pintle and does not make an undesired noise as well as has a good ability to withstand stress.

Abstract: A hinge assembly includes a cam device and a pintle inserted through the cam device. The cam device includes first and second cam members. The first cam member includes a recess inset on a side thereof and the second cam member includes a protrusion with a shape substantially corresponding to the recess. The protrusion is selectively positionable in the recess and moveable on the side of the first cam member. The recess is configured with first and second guiding sections, and the second guiding section is offset from the side at a first angle, and the first guiding section offset from the side at a second angle, and the second angle greater than the first angle such that the protrusion can be operably moved out of the recess with effort-saving effect.

Abstract: An advertising device which is adapted to be implemented in a hinge assembly for a portable electronic device includes a display unit having a displaying surface on which an advertising mark is adapted to be presented and an engaging surface which receives a pintle of the hinge assembly. Further, a connector is mounted between the engaging surface and the pintle and the connector inhibits the display unit pivoting relative to the pintle so that the advertising mark on the display unit is remained in an upright position.

Abstract: A cam device includes a first member including a recessed first engaging portion on an inner section, a recessed second engaging portion on an outer section, and recessed third and fourth engaging portions extending from the inner section to the outer section. Further, a second member includes a ridged first engaging portion on an inner section, a ridged second engaging portion on an outer section, and ridged third and fourth engaging portions extending from the inner section to the outer section. When the ridged first and second engaging portions are partially disposed in the recessed first and second engaging portions respectively, one contacted area between the ridged third engaging portion and the recessed third engaging portion plus another contacted area between the ridged fourth engaging portion and the recessed fourth engaging portion preclude the cam device from suffering an increased pressure.

Abstract: A cam used in a hinge that is connected to an electronic device such as a notebook computer includes a first face and an axially spaced second face, a pivot hole axially extending through the first and second faces, the pivot hole comprised of a pair of substantially planar surfaces and a pair of substantially arcuate surfaces, and a block positioned at a corner defined between one planar surface and one arcuate surface. When a pintle of the hinge, which is used for pivotally connecting the electronic device and which includes a pair of planar surfaces and a pair of arcuate surfaces, is installed through the pivot hole of the cam, the first and second edges of each block are in contact with pintle and such that fit of the pintle in the pivot hole is tight at each corner.

Abstract: A cam device has an improved stableness in operability including a first member and a second member incorporated with each other. The first member has an engaging surface defining engaging portions moveable relative to engaging portions on an engaging surface of the second member. Each engaging portion has a top edge having two ends, a first slope extending from one end of the top edge, and a second slope extending from the other end of the top edge. Each first slope has one other first slope circumferentially spaced at an angle of 180° and each second slope has one other second slope circumferentially spaced at an angle of 180°.

Abstract: A hinge assembly a hinge assembly suitable for coupling a notebook computer base to display includes a first coupling member for coupling to the base, a second coupling member for coupling to the display, a positioning means for supporting the display at various angular positions relative to the base, a friction means for increasing resistance to movement throughout range of motion of the hinge assembly while decreasing torque and pressure load transmitted to the positioning means.

Abstract: A hinge assembly includes a pintle supporting a first coupling member and a second coupling member. The second coupling member includes two protrusions formed on two opposing faces. Two position limiting members simultaneously abut against the protrusions respectively when the hinge assembly is fully opened. A biasing means include a plurality of resilient members that provides non-continuous contact with the pintle.

Abstract: Disclosed is a radiator attachable to another radiator. The radiator includes a fin, a plurality of bent edges, a plurality of slots, a plurality of buckles and a plurality of lugs. The bent edges extend from the fin. The slots are defined in the fin, and each of them is located near a related one of the bent edges. Each of the buckles is formed within a related one of the slots, and includes a first section that can be pivoted without suffering damages and a second section extending from the first section at an angle. Each of the lugs includes a first section extending from a related one of the bent edges and a second section extending from the first section and defining an aperture for receiving the second section of a related one of the buckles of the other radiator.

Abstract: A heat sink includes a strip, two flanges extending from a side of the strip, at least one slot defined in the strip near each of the flanges, at least one tongue projecting from an internal side of each of the flanges and at least one lug projecting an edge of each of the flanges and defining an aperture. The lugs can be inserted through the slots of another heat sink so that the apertures thereof can receive the tongues of the other heat sink.

Abstract: A sliding switch includes a housing, a sliding seat slidably received in the housing, a fixing member securely mounted in the sliding seat to move therewith, and a wheel rotatably mounted to the fixing member. A face plate is securely mounted in the housing and located above the sliding seat. The face plate includes a number of pairs of slots, and a number of pairs of prongs respectively extend through the slots. The face plate further includes at least two V-shape operative grooves defined in the underside thereof. The wheel is movable from one of the operative groove to other operative groove to provide selective electrical connection between the prongs. Each operative groove includes two inclined surfaces which meet at a common upper end thereof. The wheel contacts with the two inclined surfaces of the associated operative groove to provide reliable electrical connection.

Abstract: A sliding type switch includes a non-conductive slide slidably engaged in a non-conductive housing and includes a knob extended outward of the housing for moving the slide. A non-conductive board is secured in the housing and three pairs of conductive prongs are secured to the board. The slide includes two openings for receiving two spring elements. The spring elements may be either conductive or non-conductive. Each of the spring elements engages a conductor and moves in concert therewith. The spring elements are provided with S-shaped springs each having two curved tips to bias the conductors to engage electrically with two pairs of the three pairs of conductive prongs.