Abstract: A heat sink composed of a fin set and a seat and a method for manufacturing the same are disclosed. One side of the fin set is provided with a plurality of rail rods whose cross sections are of a hook shape. One side of the seat is formed with a plurality of slots corresponding to the rail rods. Thus the fin set and the seat can be assembled by engagement of the rail rods and slots. A press mold is employed to press the rail rods and the slots, thus the rail rods and slots are deformed to make the fin set and seat tightly engage with each other.

Abstract: The heat sink of the invention includes a cylinder and fins fastened thereto. A hollow in the cylinder is for receiving a heat source. Each the fin includes two parallel wings and a connection plate therebetween. A space is defined by the two wings and the connection plate for air flow.

Abstract: The lamp seat structure includes an annular seat and a frame. The annular seat is composed of a cylinder and a plurality of fins radially disposed on an outer surface of the cylinder, in which each of the fins has an engagement protrusion. The frame is formed with a flange. The frame is assembled with the annular seat by engaging the flange with the engagement protrusion, and the engagement protrusion is deformed by the flange to fasten each other.

Abstract: The heat sink includes a tube and a plurality of fins. The tube has slots and grooves. Each the groove is located between two adjacent ones of the grooves. The fins are separately fastened to the slots. Each the fin has two walls separately fastened to two of the grooves and a bridge connected between the two walls. An airflow passage is formed among the bridge and the walls.

Abstract: A lamp device comprises a lamp seat, having a body; a heat installed at an upper end of the body for electrically connecting to an external power source; an electric joint extending from the head; and a connecting shaft extending downwards; and a heat dissipation assembly including: a heat dissipating mask having an axial hole; the connecting shaft passing through the axial hole so that the heat dissipating mask is connected to the body; and the heat dissipating mask is rotatable; a conductive unit installed at an upper side of the heat dissipating mask; the conductive unit being electrically connected to the electric joint even the heat dissipating mask rotates with respect to the body; and a lamp set driven electrically and installed at a lower side of the heat dissipating mask; and the lamp set being retained to the conductive unit through the heat dissipating mask.

Abstract: A burner assembly of a lamp includes a burner and at least one flexible conductor. The burner has a junction portion and a projection portion. The junction portion has an outer thread on a peripheral thereof and a open hole on a top thereof for arranging a first electrode. At least one through hole is formed to the junction portion. The flexible conductor has a positioning head on an end thereof. The positioning head severs to be a second electrode and is elastically protruded from the at least one through hole so as to be electrically connected to a lamp holder firmly.

Abstract: A ring heat dissipating device is mainly assembled by a ring body, a bottom plate arranged inside the ring body, and a plurality of heat dissipating fins arranged outside the ring body. The bottom plate is punched by a mold so that the bottom plate is fixed to a predetermined position inside the ring body. The heat dissipating fins are inserted into slots on an outer surface of the ring body. After trenches between the slots are punched and deformed, the heat dissipating fins are tightly riveted by the deformed trenches.

Abstract: A heat sink composed of a fin set and a seat and a method for manufacturing the same are disclosed. One side of the seat is provided with a plurality of rail rods whose cross sections are of a hook shape. One side of the fin set is formed with a plurality of slots corresponding to the rail rods. Thus the fin set and the seat can be assembled by engagement of the rail rods and slots. A press mold is employed to press the rail rods, thus the rail rods are deformed to make the fin set and seat tightly engage with each other.

Abstract: A heat sink composed of a fin set and a seat and a method for manufacturing the same are disclosed. One side of the fin set is provided with a plurality of rail rods whose cross sections are of a hook shape. One side of the seat is formed with a plurality of slots corresponding to the rail rods. Thus the fin set and the seat can be assembled by engagement of the rail rods and slots. A press mold is employed to press the rail rods and the slots, thus the rail rods and slots are deformed to make the fin set and seat tightly engage with each other.

Abstract: The heat sink includes a fin set and a heat pipe. The fin set is composed of a plurality of fins and has an exposed area formed on one side thereof. The heat pipe penetrates through the fin set and the exposed area. A portion of the heat pipe is exposed and flattened in the exposed area. The exposed and flattened portion is used for connecting a heat generating device as a thermal junction surface.

Abstract: A press fitting method for heat pipe and heat sink includes the following steps. a) At least a heat pipe and a heat sink conducting heat to the heat pipe are provided. The heat sink is one of a heat conducting plate or a fin module. The heat sink has a groove for receiving the heat pipe. b) The heat pipe is placed into the groove. c) An end of the heat pipe or the heat pipe under the fins is pressed by a press mold so as to be deformed and fit to the groove as one. Through the above steps, an efficient and quick method is provided and the heat pipe will be tightly fitted to the heat sink so as to achieve a better heat dissipation.

Abstract: A method for flattening a part of a heat dissipating tube which is embedded in a trench of a heat dissipating body and protrudes from a heat dissipating body. The method comprises the steps of: pressing a part of the heat dissipating tube protruded from the trench of the base by using a pressing unit. A device for performing the method is also disclosed. The device comprising: a retainer for retaining the heat dissipating body, and the heat dissipating tube being installed in a trench of the heat dissipating body; and a pressing unit capable of moving through the retainer for pressing a protruded portion of the heat dissipating tube protruded from the trench.

Abstract: In an embodiment of the invention, a slot is disposed at a side of a fin. Both sides of the slot separately extend two positioning portions. After a heat pipe is placed in the slot, a mold presses the fin to make the positioning portions bent inwards. The heat pipe is gripped by the deformed positioning portions. In another embodiment, peripheries of the positioning portions are formed into guiding grooves separately, and the mold is provided with two protrusions corresponding to the guiding grooves. The guiding grooves are inserted by the protrusions when the mold is pressing the fin. The part between the positioning portions and slot is inwards deformed to grip the heat pipe.

Abstract: An assembly of heat dissipating module includes an aluminum substrate having a first surface and an opposite second surface with at least one connection portion, a heat sink having a plurality of heat dissipating fin and a contact surface, at least one press mold arranged to the heat sink, and a connection component connecting the press mold to the aluminum substrate.

Abstract: A lamp device comprises a lamp seat, having a body; a heat installed at an upper end of the body for electrically connecting to an external power source; an electric joint extending from the head; and a connecting shaft extending downwards; and a heat dissipation assembly including: a heat dissipating mask having an axial hole; the connecting shaft passing through the axial hole so that the heat dissipating mask is connected to the body; and the heat dissipating mask is rotatable; a conductive unit installed at an upper side of the heat dissipating mask; the conductive unit being electrically connected to the electric joint even the heat dissipating mask rotates with respect to the body; and a lamp set driven electrically and installed at a lower side of the heat dissipating mask; and the lamp set being retained to the conductive unit through the heat dissipating mask.

Abstract: A method for connecting heat pipes and a heat sink comprises the steps of drilling a set of through holes through a heat dissipating base slab, implanting heat pipes through the through holes, integrating the heat-dissipating base slab with the heat pipes by punching using a press machine, and bending and twisting the heat pipes according to a predetermined angle and shape, whereby a set of radiation fins will be connected. The heat radiating device thereby produced is used on electronic elements.

Abstract: A manufacturing process of a high efficiency heat dissipating device includes a plate or cylinder base, and a plurality of fins assembled to the base. The base and the fins are made of aluminum. An oxide layer to improve heat radiating are formed to surface of the base or the fins by an anodizing process. A heat pipe is additionally arranged to conduct the heat from the base to the fins. Or, in a heat dissipating device consists of the heat pipe and the fins, oxide layers are formed to the surfaces of the fins by the anodizing process. By the above structure, a heat radiating effect is improved and a visible appearance, an anti-pollution ability are formed to the heat dissipating device.

Abstract: A method for riveting fins into a bottom plate of a heat dissipating device is disclosed. A punching device has a plurality of weights each of which is formed as a thin sheet. The punching device is installed to a fixture; a plurality of fins are spaced with a predetermined gap; and a bottom plate is formed with a plurality of trenches for receiving the fins. The method comprising the step of: positioning the bottom plate at the fixture; inserting the fins into the trenches of the bottom plate; inserting the weights of the punching device into the fins so that each space between two fins has a weight; and punching a backside of the bottom plate by a puncher so that as the bottom plate moves; the weights collide with and deform portions of the bottom plate between the fins to rivet the fins into the bottom plate, firmly securing the fins in the bottom plate.

Abstract: A ring heat dissipating device is mainly assembled by a ring body, a bottom plate arranged inside the ring body, and a plurality of heat dissipating fins arranged outside the ring body. The bottom plate is punched by a mold so that the bottom plate is fixed to a predetermined position inside the ring body. The heat dissipating fins are inserted into slots on an outer surface of the ring body. After trenches between the slots are punched and deformed, the heat dissipating fins are tightly riveted by the deformed trenches.

Abstract: An improved structure of a heat sink is disclosed. The heat sink is composed of a ring body, fins and a bottom plate. The fins are radially arranged on the ring body. The bottom plate is fixed in the ring body for being placed a heat source. The heat sink can effectively dissipate the heat from the heat source.