Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.

Abstract: A cooling distribution unit includes a main body, a removable unit and an adjustment mechanism. The main body includes a first guiding structure. The removable unit includes a casing, a pump and a second guiding structure. The first guiding structure and the second guiding structure are coupled with each other. The adjustment mechanism includes a guiding slot and a fulcrum part. The guiding slot has a front end and a rear end. A distance between a center of the front end of the guiding slot and the fulcrum part is greater than a distance between a center of the rear end of the guiding slot and the fulcrum part. While the removable unit is locked on the main body or detached from the main body, the first guiding structure or the second guiding structure is disposed within the guiding slot.

Abstract: A fan includes a motor base, a bearing, an impeller, a stator and a magnetic element. The motor base has a bearing stand in a center portion thereof. The impeller includes a metallic case, plural blades and a rotating shaft. A top surface of a top wall of the metallic case continuous with curved surface that defines part of a central opening, and a depth of the central opening is equal to a thickness of the top wall. The blades are disposed around an outer periphery of said metallic case. The rotating shaft is inserted into the central opening and penetrated through the bearing stand, wherein no raised ring structure is formed in the top wall, and the rotating shaft and the metallic case are jointed together by a laser welding process. The magnetic element is disposed on an inner wall of the metallic case and aligned with the stator.

Abstract: The disclosure relates to a thin vapor-chamber structure including a first cover and a second cover. The first cover has a first surface and a first clustered pattern. The first clustered pattern is disposed on the first surface, and has a plurality of first protruding stripes spaced apart from each other and extended along a first direction. The second cover has a second surface and a second clustered pattern. The first surface faces the second surface. The second clustered pattern is disposed on the second surface, and has a plurality of second protruding stripes spaced apart from each other and extended along a second direction. The first clustered pattern and the second clustered pattern are partially contacted with each other to form a wick. The lateral walls of the first protruding stripes and the second protruding stripes form a micro-channel meandering between the first surface and the second surface.

Abstract: This disclosure is directed to a ball valve having an outer valve body, a valve core, a rotational assembly, and a functional assembly. The valve core is accommodated in the outer valve body, and the valve core has a flow channel defined therein. The rotational assembly is connected to the valve core for turning the valve core. A portion of the functional assembly is disposed in the flow channel.

Abstract: A micro fan is provided. The micro fan includes a rotor and a stator. The stator includes a plurality of axial induced coil units and a circuit board. The axial induced coil units are respectively preformed as a plurality of stator magnetic pole units, and are coupled to the circuit board. At least one of the coil units includes a coil and insulation material. The insulation material is block-shaped and covers at least a portion of the coil, and the central axis of the coil is parallel to the shaft of the rotor.

Abstract: A temperature plate device includes a plate body and a bent structure. The plate body includes a first plate and a second plate. A chamber is defined by the first plate and the second plate. The first plate has a first step section. The second plate has a second step section corresponding to the first step section. The bent structure is connected to and traverses the first step section between the first step section and the second step section.

Abstract: A heat sink includes a heat conduction portion and a heat dissipation portion. The heat conduction portion is a flat plate with two main surfaces parallel with each other and a plurality of side surfaces. One of the two main surfaces is a contacting surface contacting a heat source. The heat dissipation portion is extended outward from at least one of the plurality of side surfaces of the heat conduction portion. The heat dissipation portion includes a plurality of first branches and a plurality of second branches. Each of the first branches is a flat plate and has two opposite main surfaces and four side surfaces. The two opposite main surfaces of each of the first branches are parallel to the two main surfaces of the heat conduction portion. The second branches are extended from the first branches and parallel to the heat conduction portion.

Abstract: A cross flow fan includes a fan frame and a rotor having a hub, a shaft connected with the hub at its rotation center, a plurality of blades, and a disk structure connected with the blades and hub within the fan frame. The fan frame has a frame wall having a lateral flow inlet to the rotor and a lateral flow outlet from the rotor, a base carrying the rotor and frame wall, a cover on one side of the frame wall opposite to the base, and a partition structure disposed between the blades and an inner wall surface of the frame wall. A normal line of the lateral flow inlet and a normal line of the lateral flow outlet are not parallel to an extension direction of the shaft. The blades directly face the lateral flow inlet and the lateral flow outlet along radial directions of the shaft.

Abstract: The present disclosure provides a vapor chamber. The vapor chamber comprises a first casing, a second casing and a working fluid. The first casing has a first recess and a plurality of pillars. A fluid channel is formed among the plurality of pillars. The second casing has a second recess and a microstructure. The microstructure has a plurality of liquid storing concaves. The first casing is assembled with the second casing, the first recess and the second recess are sealed to form an accommodating space, and the plurality of pillars are corresponding in position to the microstructure. The working fluid is accommodated in the accommodating space and absorbed among the plurality of pillars and the microstructure by the capillary force, and flows in the fluid channel and the plurality of liquid storing concaves.

Abstract: The disclosure relates to a thin vapor-chamber structure including a first cover and a second cover. The first cover has a first surface and a first clustered pattern. The first clustered pattern is disposed on the first surface, and has a plurality of first protruding stripes spaced apart from each other and extended along a first direction. The second cover has a second surface and a second clustered pattern. The first surface faces the second surface. The second clustered pattern is disposed on the second surface, and has a plurality of second protruding stripes spaced apart from each other and extended along a second direction. The first clustered pattern and the second clustered pattern are partially contacted with each other to form a wick. The lateral walls of the first protruding stripes and the second protruding stripes form a micro-channel meandering between the first surface and the second surface.

Abstract: A fan includes a motor base, a bearing, an impeller, a stator and a magnetic element. The motor base has a bearing stand in a center portion thereof. The impeller includes a metallic case, plural blades and a rotating shaft. A top surface of a top wall of the metallic case continuous with curved surface that defines part of a central opening, and a depth of the central opening is equal to a thickness of the top wall. The blades are disposed around an outer periphery of said metallic case. The rotating shaft is inserted into the central opening and penetrated through the bearing stand, wherein no raised ring structure is formed in the top wall, and the rotating shaft and the metallic case are jointed together by a laser welding process. The magnetic element is disposed on an inner wall of the metallic case and aligned with the stator.

Abstract: A fan includes a motor base, a bearing, an impeller, a stator and a magnetic element. The motor base has a bearing stand in a center portion thereof. The bearing is accommodated within the bearing stand. The impeller includes a metallic case, a hub, plural blades and a rotating shaft. The metallic case has a top wall and a sidewall. The hub is sheathed around the metallic case. The blades are disposed around an outer periphery of the hub. The rotating shaft is inserted into a central opening of the top wall and penetrated through the bearing stand, wherein no raised ring structure is formed in the top wall of the metallic case, and the rotating shaft and the metallic case are jointed together by a laser welding process. The magnetic element is disposed on an inner wall of the metallic case and aligned with the stator.

Abstract: A micro fan is provided. The micro fan includes a rotor and a stator. The stator includes an axial induced coil unit and a circuit board. The axial induced coil unit is made by twining a coil in an axial direction for at least two layers and in a radial direction for at least two layers.

Abstract: A micro fan is provided. The micro fan includes a rotor and a stator. The stator includes a plurality of axial induced coil units and a circuit board. The axial induced coil units are respectively preformed as a plurality of stator magnetic pole units, and are coupled to the circuit board. At least one of the coil units includes a coil and insulation material. The insulation material is block-shaped and covers at least a portion of the coil, and the central axis of the coil is parallel to the shaft of the rotor.

Abstract: A micro fan is provided. The micro fan includes a rotor and a stator. The stator includes an axial induced coil unit and a circuit board. The axial induced coil unit is made by twining a coil in an axial direction for at least two layers and in a radial direction for at least two layers.

Abstract: A fan device is provided, including a housing, a circuit board, a plurality of driving coils, at least one magnetic member, and a metal member. The housing includes a first surface, a second surface corresponding to the first surface, and a hollow protruding portion protruding from the first surface. The circuit board is disposed on the first surface, and the driving coils are disposed on the circuit board. The magnetic member is disposed corresponding to the driving coils. The metal member is disposed on the second surface and corresponds to the magnetic member. A method for manufacturing the fan device is also provided.

Abstract: A temperature plate device includes a plate body and a bent supporting structure. The plate body includes a first plate and a second plate. A chamber is defined by the first plate and the second plate. The first plate has a first step section. The second plate has a second step section corresponding to the first step section. The bent supporting structure is connected to and traverses the first step section between the first step section and the second step section.

Abstract: A liquid-cooling device and an air collector thereof are provided. The air collector includes a tank, an inlet channel, an outlet channel, and a barrier plate. The inlet channel is located at one end of the tank and extended into the tank. The outlet channel is located at the other end of the tank and extended into the tank. The barrier plate is located in the tank between the inlet channel and the outlet channel. The diameter of the tank is greater than those of the inlet channel and the outlet channel.

Abstract: A heat sink includes a heat conduction portion and a heat dissipation portion. The heat conduction portion contacts a heat source with a flat form. The heat dissipation portion is extended outward from at least one side of the thickness of the heat conduction portion and parallel to the heat conduction portion. The heat dissipation portion includes at least a first branch extended from the heat conduction portion and at least a second branch extended from the first branch.