Abstract: A distributed electrical power generating and utilizing system includes an induction generator driven by a prime mover requiring reactive power to operate for providing electrical power on a bus. The bus has a gross load and is also connectable to a utility power grid by a switch. The gross load includes at least a non-linear electrical load component, typically including a variable speed device and associated diode rectifier front end. The bus includes a harmonic filter having a power factor-correcting capacitor integrated therewith for collectively compensating harmonic distortion caused by the non-linear load component and for correcting power factor to compensate for reactive power required by at least the inductive generator.

Abstract: A filter circuit according to the present invention includes a voltage-current conversion unit that converts a voltage signal input to an input end to a current signal, a capacitor group that is made up of a plurality of capacitors, where the current signal output from the voltage-current conversion unit is sequentially input to each capacitor at every cycle, a first switch that connects a set of capacitors to which the current signal is input with each other and adds charges accumulated in the set of capacitors together, and a second switch that connects at least one capacitor of the set of capacitors to an output end after charges are added by the first switch.

Abstract: A power supply control socket comprises a casing, socket apertures, a power supply control device including a fingerprint scanning unit, a fingerprint matching unit and a control unit connected together in series and a micro switch. The fingerprint scanning unit collects and transmits fingerprint information of users to the fingerprint matching unit. The fingerprint matching unit compares the fingerprint information to fingerprint templates pre-stored in the power supply control device. The control unit controls power supply according to comparison results. The micro switch is provided behind the socket apertures for closing a circuit when a plug is inserted to the socket apertures to enable the control of the control unit. The invention controls power supply to the socket by means of fingerprint authentication and the micro switch, which could greatly improve electrical safety. Thus, it is not necessary to worry about leakage of electricity even when children touch the socket.

Abstract: A communication system in which an operating voltage can be selected from a plurality of interface voltages enables an interface voltage to be switched in a stable manner during operation of the system. When the interface voltage is to be switched, a host device (1) and a slave device (2) perform the switching while maintaining the signal level of buses in a stable manner. This structure enables the communication system to switch an interface voltage using a small number of signal lines.

Abstract: A stored-power system (100) operating method (900) including: providing a human-input power-up signal (308) from a stored-power source (202); turning on power (310) for a power-using-system (304) in response to the human-input power-up signal (308); and waiting for a predetermined power-down signal (312) to turn off power (310) to the power-using-system (304) to zero power consumption.

Abstract: A motor is provided comprising a magnet assembly having two rows of magnets arranged along a first axis, which are separated by a gap for generating magnetic flux lines between the rows of magnets. The motor further comprises a coil bracket which is located within the gap between the two rows of magnets. The coil bracket includes a first set of coils arranged along the first axis that are operative to drive movement of the coil bracket relative to the magnet assembly along the first axis. A second set of coils arranged along the first axis are operative to drive movement of the coil bracket relative to the magnet assembly along a second axis which is orthogonal to the first axis between a first end position and a second end position along the second axis.

Abstract: A multi-DOF system including a bearing for centering a first body relative a second body, and a work piece surface tiltable via the first body, wherein the bearing comprises a magnetically levitated bearing.

Abstract: An objective is to provide a motor stator that may achieve: a reduction in parts costs by shaping coil ends so that length thereof is reduced, thereby reducing the amount of use of copper, and minimizing the amount of use of binding strings for securing the coil ends in place; a reduction in manufacturing process costs by a structure which allows a protector and a wire lead outlet part to be easily assembled; and then an improvement in quality of a stator by firmly holding the coil ends and the protector.

Abstract: An electric motor (20) has a stator (30) and a rotor (26). The latter is equipped with a cup-like rotor part (56) and with a ring magnet (60) adhesively bonded therein, which magnet has an outer circumference (61) on which are provided elevations (84) and depressions (86) that extend at least partly in the longitudinal direction of the ring magnet (60). The outer circumference (61) of the ring magnet (60), that faces toward the cup-like rotor part (56) after assembly, is formed with at least one opening or channel (68; 69, 88), extending in a circumferential direction, that is connected to at least a plurality of the flat depressions (86). Positive mechanical engagement between adhesive and ring magnet enhances durability, and discourages any tendency toward relative rotation between the magnet (60) and the cup-like rotor part (56).

Abstract: A brushless starter/generator includes a rotor rotatably mounted within a stator mounted within a housing and an oil cooling system using cooling oil from an engine accessory gearbox for cooling the rotor and the stator. The rotor is fixedly mounted on a rotor shaft having a rotor heat exchanger disposed therein. A stator heat exchanger for cooling the stator includes an oil jacket around the housing. The stator heat exchanger includes a grooved tube around the housing and axially extending axial passages connected to annular inlet and outlet manifolds in the grooved tube. The rotor shaft is operably connected to a power take-off shaft within the gearbox and rotatably supported by a shaft bearing in a gearbox casing of the accessory gearbox. The oil cooling system is a dry cavity oil cooling system which prevents cooling oil from entering an air gap between the rotor and the stator.

Abstract: The electric rotating machine includes a rotor relatable around a rotating shaft disposed horizontally, a stator core formed with slots, and a stator coil constituted of in-slot portions each of which is accommodated in a corresponding one of the slots, and turn portions each of which connects corresponding adjacent two of the in-slot portions at a position outside the stator core. The turn portions form a coil end projecting axially outward from an end surface of the stator core at each of both axial end sides of the stator core. The coil end is formed in a cylindrical shape including an axial end surface of a flat shape, and inner and outer peripheral surfaces of a circular shape. The electric rotating machine further includes a coolant supply section to supply coolant to an upper part of the outer peripheral surface of the coil end.

Abstract: A gas treatment machine includes a main gas treatment circuit, connected to a gas compression chamber, a gas compressor, mounted in the compression chamber, a rotating electrical machine, for driving the gas compressor, including at least one coil for the flow of electric current for generating a magnetic flux, and a secondary cooling circuit, transporting gas from the compression chamber to the rotating electrical machine, for cooling this rotating electrical machine. The coil includes at least one toroidal core formed from a rolling of a plurality of turns (20) each consisting of at least one conductor (22) insulated over the length thereof by a primary insulator (24), the rolling which forms the toroidal core in turn being covered with a secondary insulator (26), the primary insulator (24) and the secondary insulator (26) including PolyEtherEtherKetone.

Abstract: A fan-motor unit comprises a fan driven by an electric motor, both mounted on a support, at least one inlet (I) and one outlet (S) for a forced air flow, an electronic circuit board for controlling the motor, and a radiator at least partially immersed in the forced air flow. The radiator has a curved peripheral edge determining a convex face and a concave face of the said radiator, the electronic circuit board being in contact with the said radiator on the concave face side and a substantially cylindrical bearing surface on the convex face side of the said radiator. A radial gasket that forms a skirt comprises a first end secured to the support, a free second end, and a substantially cylindrical interior face between the first and second ends, and the interior face of the radial gasket bears against the bearing surface so as to isolate the electronic circuit board from the air flow.

Abstract: The invention relates to a fluid dynamic bearing having a bearing bush having a central bearing bore in which a shaft is rotatably supported. Surfaces facing each other of the shaft and of the bearing bore are separated from one another by a bearing gap filled with a bearing fluid. A first radial bearing section and a second radial bearing section are disposed along the bearing gap between which a separator section is disposed. The width of the bearing gap varies with its axial length. The bearing gap has a first inner width ib1 and a second inner width ib2 in the region of the first and of the second radial bearing section on the sides facing the separator section and a first outer width ab1 and a second outer width ab2 on the sides remote from the separator section. According to the invention, the differences resulting from the inner widths and the outer widths ib1?ab1 and ib2?ab2 ib1, lie in an interval of a?t to a+t, where a is greater than zero and t is greater than a.

Abstract: A solenoid for pushing out a pinion pushes out a pinion gear to a ring gear side and a switch for motor energization that opens and closes a motor point of contact have a solenoid coil and a switch coil that form an electromagnet by energization, respectively. A fixed iron core used commonly by both coils is arranged between the solenoid coil and the switch coil. A solenoid yoke that covers a perimeter of the solenoid and a switch yoke that covers a perimeter of the switch are formed integrally as a whole yoke in an axial direction.

Abstract: In a starter for starting an on-vehicle engine, a solenoid is provided to push a pinion gear. The solenoid has an electromagnetic coil composed of a single coil and electrically separated from a motor circuit, a fixed core, and a plunger. Supply of excitation current to the electromagnetic coil allows the fixed core to be magnetized to attract the plunger. Hence, a movement of the plunger results in a push of the movable member toward the ring gear. A switch is provided in the circuit and has a contact, a movable core, and a switch coil functioning as an electromagnet attracting the movable core in response to supply of current to the switch coil. A movement of the movable core results in on/off switching operations of the switch. The switch is allowed to operate independently of the solenoid when both the switch and solenoid are controlled.

Abstract: A rotor is provided. The rotor includes a bearing yoke, a supporting member, a rotor substrate, a coil, and a weight coupled to the supporting member. The supporting member is coupled to the bearing yoke. The rotor substrate is supported by the supporting member. The coil is supported by the supporting member and electrically connected to the rotor substrate. The weight is coupled to the supporting member.

Abstract: Provided is a sintered bearing with oil for a spindle motor. The bearing is characterized in that at least one portion of upper and lower sides of the bearing is denser than other portions of the bearing.

Abstract: A permanent magnet machine includes a stator, a rotor configured to coaxially rotate with respect to the stator and having a plurality of permanent magnets coupled thereto, and an air gap between the stator and the rotor having a magnitude that is continuously adjustable. The air gap may be adjusted to optimize torque, minimize back EMF, or optimize any characteristic of the permanent magnet machine during rotation.

Abstract: The present invention relates to an induction motor having multi-stage rotors arranged concentrically and being usable as a generator. More particularly, the present invention relates to an induction motor, which includes a core having conductive bars arranged in multi stages and coils arranged in multi stages, and which is usable as a generator. The present invention may be applied to a hub type, in which a shaft is fixed and a housing of the induction motor is rotated, and a rotation type, in which the housing is fixed and the shaft is rotated. According to one aspect of the present invention, the induction motor according to the present invention includes a rotor and a stator.

Abstract: A permanent-magnet synchronous machine for suppressing harmonics includes a stator and a rotor with permanent magnets. Each permanent magnet represents a magnetic pole and is, when viewed in the circumferential direction of the rotor, shaped as a parallelogram or an arrow. The pole coverage is less than one. The permanent magnets are staggered at a staggering angle, wherein the permanent magnets of one pole are arranged in the axial direction with an increasing offset of a circumferential angle in relation to a first permanent magnet of this pole. Each permanent magnet is skewed at a skew angle defined by a circumferential angle of a projection of a tip portion of the parallelogram or arrow. The optimal skew and staggering angles are calculated from the design parameters for the stator and the number of pole pairs and the number of poles in the axial direction of the rotor.

Abstract: An electromechanical power converter that has a rotor assembly with a conductive shell, a first conductor made from superconducting material that is in series electrical contact with the conductive shell and a second conductor made from superconducting material and in series electrical contact with said conductive shell, thus providing an internal impedance converting electromechanical power converter.

Abstract: A direct current motor is provided that includes an armature core, a commutator, coils, positive brushes, and negative brushes. The armature core includes a stator. The stator has magnets the number of which is represented by P (where P is an even number greater than or equal to six). The coils are wound about the teeth by duplex wave winding. Alternatively, the coils are wound about the teeth such that each pair of coils that are spaced apart by 180° are connected common ones of the segments. Each of the positive brushes and the negative brushes has an angular width WB, at which it slides on the segments. When the angular width of the arrangement pitch of the segments is represented by WP (WP=360°/the number of the segments), and the angular width of the clearance between each pair of circumferentially adjacent segments is represented by WU, the angular width WB is set to satisfy the expression: WB?(4/P)×WP+WU.

Abstract: An armature includes a plurality of armature elements, wherein each of the armature elements has an armature element core that has a predetermined core length and has end faces spaced apart in a core length direction and side faces connecting the end faces, a first coil that is formed by winding a wire over the side faces and the end faces, a second coil that is formed, after forming the first coil, by winding a wire over the side faces and the end faces so that on the side faces the second coil is formed contiguously to the first coil, and an end structure member that is provided on each of the end faces, has a first-winding face and a second-winding face on which the wires of the first coil and the second coil are wound, respectively, and has a riser formed between the first-winding face and the second-winding face, the end structure member in which a vicinity of the riser on the second-winding face is positioned farther from the each of the end faces than the first-winding face.

Abstract: An insulator structure of a motor, includes: a stator core having a plurality of protruding tooth portions which are disposed along an inner periphery of the stator core or an outer periphery of the stator core; a pair of first and second insulators respectively mounted to a first end portion and a second end portion in an axial direction of the stator core, wherein a plurality of cover portions are provided for each of the pair of the first and second insulators so as to cover the plurality of the respective tooth portions; and a winding wound around a tooth portion of the tooth portions covered with the respective cover portions, the winding being capable of causing a magnetic force to the tooth portion by an energizing; wherein with the pair of the first and second insulators, the cover portion's second head end portion in an axial direction of the first insulator in the axial direction and the cover portion's first head end portion in an axial direction of the second insulator in the axial direction mate

Abstract: A rotor for an electrical machine includes a first shaft part and a second shaft part, which is arranged separately from the first shaft part. A first supporting element is connected in a manner fixed against rotation to the first shaft part, and a second supporting element is connected in a manner fixed against rotation to the second shaft part. The rotor has a yoke which connects the first supporting element to the second supporting element and includes a plurality of laminates arranged one behind the other, and which has cutouts extending in the direction of the axis of rotation in the interior of the yoke, and permanent magnets arranged in the cutouts. The yoke has holes extending in the direction of the axis of rotation, with tensioning pins extending through the holes in the yoke to brace the laminates.

Abstract: The invention concerns a novel magnetic actuator mechanism suitable for use on untethered microrobots. It relies on the interaction of magnetic bodies in an external magnetic field. By an oscillating field, the bodies are driven to oscillatory motion, and the energy stored in the oscillation is harnessed. The untethered wireless microactuator according to the invention comprises a mechanical system with at least two magnetic bodies resiliently connected to one another, wherein the mechanical system is capable of being oscillated, in particular driven to resonance, by an oscillating external magnetic field. The actuation system according to the invention comprises such a microrobot as well as a magnetic field generator with adjustable field direction and oscillation frequency. The actuation method comprises exciting two or more magnetic bodies with an oscillating magnetic field such that they perform mechanical oscillations, and harnessing this energy for propulsion of the device or to fulfill other tasks.

Abstract: An electrostatic comb drive actuator for a MEMS device includes a flexure spring assembly and first and second comb drive assemblies, each coupled to the flexure spring assembly on opposing sides thereof. Each of the first and second comb assemblies includes fixed comb drive fingers and moveable comb drive fingers coupled to the flexure spring assembly and extending towards the fixed comb drive fingers. The comb drive fingers are divided equally between the first and second comb drive assemblies and placed symmetrically about a symmetry axis of the flexure spring assembly. When electrically energized, the moveable comb drive fingers of both the first and second comb drive assemblies simultaneously move towards the fixed comb drive fingers of the first and second comb drive assemblies.

Abstract: An acoustic transducer is disclosed in which a set of electrode arrays is arranged around a nominal centre point and comprising a set of circumferentially disposed electrode elements. A piezoelectric material is located between a common electrode and said electrode elements.

Abstract: A generator that collects oscillation energy to convert to electric energy, the generator including a support portion made of non-piezoelectric material, a piezoelectric body disposed on the support portion and having a polarization direction perpendicular to a longitudinal direction of the support portion, the piezoelectric body being configured to oscillate in an oscillating direction to generate the oscillation energy, the oscillating direction perpendicular to the polarization direction, a first electrode provided on a first surface of the piezoelectric body parallel to the polarization direction, a second electrode provided on a second surface of the piezoelectric body parallel to the polarization direction, and a weight disposed on a third surface of the piezoelectric body facing the support portion.

Abstract: A piezoelectric actuator (2) comprising a stack of one or more piezoelectric elements (4) defining an external surface, and passivation means (20) applied to the external surface of the stack, wherein the passivation means (20) includes a self-supporting polyimide material (20b) (e.g. in the form of a layer, film or membrane).

Abstract: The invention provides a generator for a bicycle. The generator has a driving magnet (2) fixed to a wheel of the bicycle and an induction structure which is fixed to the frame of the bicycle. The induction structure comprises an induction magnet (3) which is movably fixed to a coil (4). A fixture allows fixing of the magnets at locations where they, during normal operation of the bicycle, repeatedly moves towards and away from each other so that the driving magnet moves the induction magnet relative to the coil. To provide a generator which can potentially deliver a uniform output which is less dependent on a very specific installation of the generator, on the bicycle and which may therefore be easy to install, the generator further comprises a resetting magnet (5) which provides positioning of the induction magnet relative to the coil when the driving magnet moves away from the induction magnet.

Abstract: A modular refrigeration and/or freezer appliance comprising a base module, a cabinet module comprising U-shaped front and rear plates defining a structure with an open top, bottom, and front, with the front and rear plates spaced from each other to define therebetween a U-shaped insulation compartment with upper and lower edges, an insulation module received within the U-shaped insulation compartment, a bottom closure wall module, a top closure wall module, and a door hingedly coupled to the base module and the cabinet module to selectively close the open front of the cabinet module to form a thermally insulated compartment.

Abstract: A modular display for selling bedding products comprises a plurality of spaced bedding foundations. One or more of the foundations may be adjustable bed foundations. A mattress sits on top of each of the bedding foundations. The display further comprises a pair of quarter columns, the quarter columns being on opposed sides of the bedding foundation or foundations. In the event of more than two foundations, the display further comprises a joining column between adjacent bedding foundations. Horizontally oriented bridges are connected to and extend between adjacent columns above the mattresses. Bedding accessories, such as bed sheets, pillows and samples of other bedding products, are displayed in the columns.

Abstract: A bedside cabinet comprises a body (10) carrying two drawers (12) and (14) all made from synthetic plastics material by rotational moulding. The body (10) comprises a proximal wall (16) and a distal wall (18) each extending upward from a generally horizontal platform (20), and a horizontal top (22) extending between the proximal wall (16) and the distal wall (18). An upstand (28) carries a horizontal shelf (30) extending partly over the top (22) and both the top (22) and the shelf (30) are directed towards the proximal side of the cabinet, having raised lips (32) and (34) respectively around their distal edges and their ends. The cabinet lacks dirt traps and is easily cleaned. In addition the drawers (12) and (14) are reversible so as to open forwards whether the cabinet is on the right-hand side or the left-hand side of a bed.

Abstract: A post member for securing a plurality of enclosure panels together. The post member includes a first end having at least one fixation hole configured to engage an alignment member of a first one of the enclosure panels, and a centering pin configured to engage the first one of the enclosure panels. The post member also includes a second end having at least one aperture configured for engagement with at least one other of the enclosure panels.

Abstract: A housing for an electronic device includes a main body and an outer cover. The main body is made of rigid materials. The outer cover is made of soft materials. The main body defines a plurality of positioning cutouts. A plurality of engaging hooks are formed on the outer cover. The engaging hooks engage the positioning cutouts of the main body.

Abstract: A computer system includes a chassis, a bracket and a tray. The chassis includes a bottom plate and two parallel side plates perpendicular to the bottom plate. A side plate post is located on each of the side plates. The bracket is located on the bottom plate between the side plates. A bracket post is located on the bracket. The tray defines two tray positioning openings therein. The tray positioning openings receive the bracket post and side plate post so as to secure the tray in the chassis between the bracket and the one of the side plates.

Abstract: A network cabinet is provided comprising a base member, two pairs of vertical frame rail members connected to the base member, and a top cover supported by at least one of the vertical frame rail members. The base member defines an opening and another opening is defined in the top cover. The vertical frame rail members are positioned spaced apart from four sidewalls from four corners of the cabinet formed by the four sidewalls, where each sidewall comprises a panel or a door. The two pairs of vertical frame rail members and the four sidewalls define at least one cable management pathway and at least a portion of the cable management pathway is vertically aligned with at least a portion of the opening of the base member and the opening of the top cover.

Abstract: Spa apparatuses are provided. In this regard, a representative spa apparatus, among others, includes a basin structure and housing. The housing has an outer surface that has a partial oval shape and an opening that is located in front of the housing and designed to contain a chair. The housing is coupled to the basin structure at a bottom portion of the housing.

Abstract: A computer enclosure includes a side plate, an absorber plate, a heat-dissipating plate, and a number of heat pipes. The absorber plate is mounted on an inner wall of the side plate to absorb heat generated in the computer enclosure. The heat-dissipating plate is mounted on an outer wall of the side plate. The number of heat pipes is passed through the side plate to connect the absorber plate and the heat-dissipating plate, to transfer heat from the absorber plate to the heat-dissipating plate.

Abstract: A universal furniture system may include a front side of the back side opposed to the front side, the front side may include a convertible sofa bed to convert to a sofa or bed, a first set of drawers at a first end of the front side, a second set of doors at a second end of the front side, and the back side may include a closet for clothes, a first set of drawers at a first end of the back side, and a second set of drawers at a second end of the back side. A first side section may include the first set of drawers at the first end of the front side and the first set of drawers at the second end of the front side and a second side section may include the second set of drawers at the first end of the front side and the second set of drawers at the second end of the back side.

Abstract: A stopping structure and a server having the same are provided. The server includes a rack, at least one chassis, and a stopping structure. The chassis disposed in the rack moves relative to the rack. The stopping structure is disposed between the rack and the chassis. The stopping structure includes an actuator, a guiding element, and a damper. The actuator is disposed on the chassis. The guiding element is disposed on the chassis, and the actuator moves parallelly between a first position and a second position along the guiding element relative to the chassis. The damper is disposed in the rack. When the chassis is moved out from the rack and the actuator is at the first position, the damper is interfered with the actuator. When the chassis is moved out from the rack and the actuator is at the second position, the damper is not interfered with the actuator.

Abstract: A system for assisting the linear opening and closing movement of a pull-out component relative to a housing includes a first bracket coupled to a slide member of the housing, a second bracket coupled to the pull-out component, and a strut that, at one end, is pivotally coupled to the first bracket and, at a second end, is pivotally coupled to the second bracket. The strut includes an elongate hollow member that houses a spring and a cylindrical piston, as well as a rod sub-assembly that translates through one end of the hollow member. The cylindrical piston is situated between, and at its respective ends is coupled to, the spring and the rod sub-assembly. The free end of the spring is held inside the hollow member by a clevis for the first bracket, and the free end of the rod sub-assembly includes a clevis for the second bracket.

Abstract: A system for assisting the linear movement of a pull-out component relative to a housing includes a first bracket coupled to a slide member of the housing, a second bracket coupled to the pull-out component, and a strut that is pivotally coupled to the first and second brackets at its respective ends. The strut includes an outer hollow member that houses a primary spring, a cylindrical piston that translates through one end of the outer hollow member, and a reverse damping mechanism. A free end of the primary spring is held inside the outer hollow member by a clevis for the first bracket, and its opposite end rests on the piston. The piston's free end includes a clevis for the second bracket. An inner hollow member houses a second spring which regulates movement of a damper shaft such that damping occurs when the shaft is pulled out of the damper.

Abstract: A color temperature adjustable lamp is created through mixture of the color temperature of a low color temperature white LED and a high color temperature white LED. A plurality of different color temperatures in between the color temperature of the low color temperature white LED and the color temperature of the high color temperature white LED can be created to emit. The color temperature is also known as Correlated Color Temperature (CCT).

Abstract: There is provided a spark section (80) of needle-like shape protruding from an inner surface (33) of a ground electrode (30) to define a spark gap between the spark section and an electrode tip on a center electrode. The spark section (80) has a noble metal member (81) and an intermediate member (86) joined to each other. The materials of the noble metal member (81) and the intermediate member (86) are selected in such a manner that the thermal conductivity of the intermediate member (86) is lower than that of the noble metal member (81). This limits heat radiation through the heat radiation passage from the noble metal member (81) through the intermediate member (86) to the ground electrode (30) so as to maintain the noble metal member (81) at a higher temperature than conventional types and reduce a quenching effect of the noble metal member (81) on a flame core generated in the spark gap for improvement in ignition performance.

Abstract: A reflection-type light-emitting module with high heat-dissipating and high light-generating efficiency includes a reflection-type lampshade unit, a heat pipe unit and a light-emitting unit. The reflection-type lampshade unit has an open casing, a receiving space formed in the open casing, and a first reflective structure is disposed in the receiving space and on an inner surface of the open casing. The heat pipe unit is received in the receiving space and is disposed on the open casing. The light-emitting unit is disposed on the heat pipe unit, and the light-emitting unit has a light-emitting face facing the inner surface of the open casing.

Abstract: A light emitting diode lamp includes a light emitting diode and a circuit board having a circuit layer and a heat conductive layer. The circuit layer includes at least one mounting area having a first electrode, a second electrode and a heat conductive section spaced from each other. A heat conductive pole is provided corresponding to the heat conductive section. Two opposite ends of the heat conductive pole are thermally attached to the light emitting diode and the heat conductive layer of the circuit board, respectively. A spacing between the heat conductive section and each of the first electrode and the second electrode ranges from 0.7 millimeter to 1.45 millimeters.

Abstract: An LED lamp includes a hollow lamp housing, a front optical part, a rear electrical part provided with a circuit board, and a middle heat dissipation part. The heat dissipation part includes a heat sink, and a mounting seat located in front of and thermally connected to the heat sink. The lamp housing defines a plurality of air exchanging holes therein. The mounting seat is in the form of a polyhedron, and has a polyhedral rear end surface and a plurality of heat absorbing surface. The optical part includes a plurality of light sources respectively arranged on the heat absorbing surfaces, a light reflector located between the heat sink and the light sources, and an optical lens located in front of the light reflector. The heat absorbing surfaces extend forwardly from a peripheral edge of the rear end surface towards the optical lens and facing the optical lens.