Patent application number | Description | Published |
20090309438 | Motor Structure - A motor structure includes a housing having a shaft tube receiving a bearing. The shaft tube includes a positioning section on an outer periphery thereof. A rotor includes a shaft rotatably extending through the bearing. A stator is mounted around the shaft tube and includes an upper bobbin having an abutting portion and a lower bobbin having an engaging portion. The positioning section of the shaft tube provides the engaging portion of the lower bobbin with an axial supporting force along a longitudinal axis of the shaft tube to position the stator in a fixed axial position relative to the bearing along a longitudinal axis of the shaft tube. Also, the abutting portion of the upper bobbin abuts the bearing to prevent the bearing from disengaging from the shaft tube. | 12-17-2009 |
20100283344 | Inner-Rotor-Type Motor - An inner-rotor-type motor according to the preferred teachings of the present invention includes a housing, a stator, a rotor and a bearing seat. The stator is received in an assembly space of the housing. The rotor is rotatably positioned in the housing via a bearing and extends through a through-hole of the stator. The bearing seat includes a socket having a first recess and second recess and couples to the assembly opening of the assembly space. A stopper is at least a part of the upper wall of the socket and arranged between the first recess and the second recess. The bearing can pass through an end of the socket and be positioned in the first recess, while a circuit board can pass through another end of the socket and be positioned in the second recess. Accordingly, the assembly is simplified and the assembly convenience is improved. | 11-11-2010 |
20110044570 | Positioning Device for Motor Bearing - A positioning device includes a shaft tube having a receptacle receiving a support member that includes first and second ends spaced along an axis. The support member further includes a through-hole extending from the first end through the second end. A bearing is received in the receptacle and includes an end facing the first end of the support member. The end of the bearing includes an inclined pressing surface aligned with a support portion formed on the first end of the support member. The pressing surface deforms the support portion when the bearing is pushed downward during assembly. The deformed support is received in a groove between the pressing surface and an inner periphery of the receptacle to offset and absorb the downward pressing force. The bearing is, thus, reliably fixed in the desired assembly position while preventing the support member from being damaged or generating noise during operation. | 02-24-2011 |
20120045325 | Fan Housing Module - A fan housing module includes a base unit and a cover unit engageable with the base unit. The base unit includes a plurality of bases integrally formed with each other to form a structure in the same array arrangement. Alternatively, the cover unit includes a plurality of covers integrally formed with each other to form a structure in the same array arrangement. Thus, after the base unit is engaged with the cover unit, each base and one of the covers together form a fan housing for assembly of a motor fan such that the motor fans form a fan array. | 02-23-2012 |
20120062050 | Rotor for Motor - A rotor for a motor includes a shaft having an outer periphery with an engaging portion. At least one coupling member includes an engaging hole. The shaft extends through the engaging hole of the at least one coupling member. The at least one coupling member is engaged with the engaging portion of the shaft by tight coupling. A plastic magnet envelops the shaft and the at least one coupling member by injection molding. The at least one coupling member prevents the plastic magnet from disengaging from the shaft, providing enhanced engaging effect while reducing structural complexity and enhancing assembling convenience. | 03-15-2012 |
20120062079 | Rotor for Motor - A rotor for a motor includes a hub having a through-hole. A shaft extends through the through-hole and includes an outer periphery having a reduced section, wherein the reduced section has two end walls in an axial direction of the motor. The engaging member includes a hole through which the shaft extends. The engaging member is tightly engaged with the reduced section while tightly pressing against the two end walls of the reduced section. The engaging member is a resilient, continuous annular member free of grooves and notches. When the rotor is mounted in a motor, axial vibration of the hub relative to the shaft is reduced, and leakage of lubricating oil in the bearings of the motor is prevented. | 03-15-2012 |
20130033143 | Motor with Axial Air Gap - The invention discloses a motor with axial air gap including a base, a rotor and a coil unit. The base has a shaft-coupling portion. The rotor has a body coupled with a permanent magnet and a shaft. The permanent magnet has inner and outer circumferential faces, wherein the inner and outer circumferential faces are respectively projected onto the base as inner and outer circles. The shaft is coupled with the shaft-coupling portion. The coil unit is mounted on the base and has one or more coils. The permanent magnet and the coil unit face each other. At least one coil has a periphery intersecting with the inner and outer circles. The permanent magnet has a first radial length between the inner and outer circumferential faces. At least one coil has a second radial length. The first radial length is 10% to 90% of the second radial length. | 02-07-2013 |
20130058807 | Miniature Motor and Cooling Fan Having the Same - A miniature motor includes a base having a coupling portion. An engaging portion is provided on a periphery of the base surrounding the coupling portion to form a concave surface therebetween. A stator coil unit includes a substrate mounted on the concave surface. A rotating member is rotatably coupled with the coupling portion and includes a permanent magnet. The base includes a thermoplastic section having a reduced opening. The reduced opening is formed by heating and deforming the thermoplastic section after the stator coil unit is mounted on the concave surface, and the molten and deformed thermoplastic section takes shape to form the reduced opening after cooling. The base can be connected to a frame having an air inlet and an air outlet to form a fan housing, and the rotating member includes blades to form an impeller, providing a cooling fan including the miniature motor. | 03-07-2013 |
20130214622 | Motor Structure - A motor structure includes a housing having a shaft tube receiving a shaft retaining assembly. The shaft tube includes a positioning member on an outer periphery thereof. A rotor includes a shaft rotatably extending through the bearing. A stator is mounted around the shaft tube, couples with the positioning member, and includes a bobbin having an abutting portion pressing a top face of the shaft retaining assembly by a free end thereof. Specifically, the positioning member is distant from the top face by a first distance in an axial direction of the shaft tube, the abutting portion is made of elastic material, the positioning member is distant from the free end by a second distance in an axial direction of the assembling hole is defined, and the second distance is smaller than the first distance when the stator is separate from the shaft tube. | 08-22-2013 |
20140203680 | Easy-to-Start Motor and a Base Thereof - An easy-to-start motor includes a base, a stator and a rotor. The base has a plastic member and a metallic induction member wrapped with the plastic member. The metallic induction member includes at least one magnetic attraction portion. Each magnetic attraction portion is in the form of a protrusion. The stator is coupled with the base. The rotor has a shaft and a permanent magnet. The shaft is capable of being coupled with the base. The at least one magnetic attraction portion is magnetically attracted by the permanent magnet, so as to prevent the rotor from stopping at a dead location where it is difficult to start the motor. A base of the easy-to-start motor is also disclosed and adapted to be coupled with a rotor, including a plastic member and a metallic induction member wrapped with the plastic member. | 07-24-2014 |
20150176588 | Motor of a Ceiling Fan - A motor of a ceiling fan, which includes a shaft, a bearing sleeve, a limiting member, a stator and a rotor, is proposed. The shaft has a first shoulder and a second shoulder. The bearing sleeve receives a first bearing and a second bearing for supporting the shaft and has an inner flange, with the inner flange and the first shoulder jointly clamping and positioning the first bearing. The limiting member and the second shoulder jointly clamp and position the second bearing. The stator is arranged around the shaft. The rotor couples with the bearing sleeve. | 06-25-2015 |
20150340930 | Ceiling Fan Motor - A ceiling fan motor includes a stator assembly and a rotor. The stator assembly includes an iron core. The rotor is rotatably coupled with the stator assembly and includes a housing, a first positioning member and at least one permanent magnet. The housing includes a lateral wall. The lateral wall is enclosed to form an inner space adapted to receive the iron core. The first positioning member is coupled with the lateral wall. The at least one permanent magnet is positioned by the first positioning member. The first positioning member includes a plurality of air-guiding blades. | 11-26-2015 |
Patent application number | Description | Published |
20150180290 | Motor of a Ceiling Fan - A motor of a ceiling fan, which includes a stator, a shaft, a linking seat, and a rotor, is proposed. The stator has a core with an assembly hole. The linking seat couples with the core and has an axial hole in alignment with the assembly hole in an axial direction of the shaft firmly resting in the axial hole. The rotor is rotatably arranged around the shaft. | 06-25-2015 |
20150333592 | Motor of a Ceiling Fan - A motor of a ceiling fan includes: a shaft having two shoulder surfaces facing in opposite axial directions of the shaft, with the shaft coupling with a stator; a bearing sleeve receiving two bearings for supporting the shaft, with an annular flange formed at an end of the bearing sleeve, wherein the annular flange and one of the shoulder surfaces of the shaft clamp and position one of the bearings; and a rotor having a housing coupling with the bearing sleeve, with the housing having a connecting portion, wherein the connecting portion and the other one of the shoulder surfaces of the shaft clamp and position the other one of the bearings. | 11-19-2015 |
20160065009 | External Rotor Motor - An external rotor motor includes: a shaft, an insulator and a core, wherein the insulator is coupled with an outer peripheral surface of the shaft, the core is arranged on an outer periphery of the insulator, and the insulator is formed between the shaft and the core, so that no electrically conductive route can be formed between the core and the shaft; and a rotor having a housing rotatably coupling with the shaft, with an inner peripheral wall of the housing having a permanent magnet module. | 03-03-2016 |
Patent application number | Description | Published |
20120020054 | BACKLIGHT MODULE - A backlight module is disclosed. A flexible printed circuit (FPC) is prevented detaching from a connector in the backlight module. The backlight module includes a mold frame, an FPC, a stiffener, a connector and a fastener. The stiffener has a first part and a second part, that the first part is attached on a first end of the FPC. The first end of the FPC together with the stiffener is electrically coupled to the connector. The fastener which is disposed on the mold frame has a slot, and the second part of the stiffener is inserted into the said slot of the fastener so that the FPC is firmly inserted into the connector by the stiffener. | 01-26-2012 |
20120170249 | BACKLIGHT MODULE - A backlight module having an elongated circuit board, a plurality of first red, green and blue (RGB) LED units, a second RGB LED unit, and a light guide plate is disclosed. The first RGB LED units are disposed on the elongated circuit board. The second RGB LED unit is disposed on at least one end of the elongated circuit board and is adjacent to the first RGB LED units. The light guide plate is disposed beside the first RGB LED units and the second RGB LED unit. The second RGB LED unit herein has a diverse displacement and/or an angular deflection with respect to the first RGB LED units, thereby preventing color deviation on both sides of a panel. | 07-05-2012 |
20120194759 | LIQUID CRYSTAL MODULE AND METHOD FOR ASSEMBLING THEREOF - A liquid crystal module includes a housing, a light guide plate, at least one optical film, a liquid crystal panel, and a light bar. The housing includes a bottom plate with a bearing surface and a frame wall connected to the bottom plate. The light guide plate is disposed on the bearing surface and has a light emitting surface and a light incident side surface. The frame wall surrounds the light guide plate. The optical film is disposed above the light emitting surface. The liquid crystal panel is disposed above the optical film. The light bar includes a first circuit board and at least one light emitting element mounted on the first circuit board. The light emitting element is located opposite to the light incident side surface. The first circuit board located between the liquid crystal panel and the light emitting surface partially covers the light emitting surface. | 08-02-2012 |
Patent application number | Description | Published |
20090038162 | Lopper - A lopper comprises a slender rod and a pruning means mounted on a top of the rod. The slender rod is composed of an inner tube and an outer tube telescoped mutually such that the inner tube is shiftable in the outer tube for changing the length it jutting out from the outer tube. An extension-control unit is provided at the border region between the inner tube and the outer tube for positioning the inner tube. A first actuating unit and a second actuating unit are provided at the outer surface of the outer tube. The first and second actuating units are connected with the pruning means through a first rope, a second rope and a third rope so that when a user pulls the first or second actuating unit, a shear assembly of the pruning means can be closed to cut branches and leaves of plants. | 02-12-2009 |
20100269357 | LABOR-SAVING GARDEN SCISSORS - A labor-saving garden scissors comprises a first handle having a first blade; a second handle having a first toothed portion; a second blade having a second toothed portion mating with the first toothed portion; a connection bar having first, second and third pivotal points, wherein the third and second pivotal points are respectively pivotally-coupled to the second blade and second handle; a first pivotal element pivotally-coupling the first and second blades; a second pivotal element pivotally-coupling the second blade and third pivotal point; a third pivotal element pivotally-coupling the second handle and second pivotal point; and a fourth pivotal element pivotally-coupling the second blade, first blade and first pivotal point with the second blade arranged between the first blade and the connection bar. The effort lever arm between the second and third pivotal points is greater than the resistance lever arm between the first and third pivotal points. | 10-28-2010 |
20100293794 | GARDEN SCISSORS - A garden scissors comprises a first handle and a second handle respectively having a first blade and a second blade at front ends thereof, wherein the first blade has a positioning slot; a torsion spring arranged between the first handle and the first blade with one end thereof fixedly installed in the first handle and another end thereof passing through the positioning slot and the second blade and fixedly installed in the second handle; a pin track formed on the second handle; a rotary switch device connecting with the second handle; a pin block passing through the second handle to connect with the rotary switch device and driven by the rotary switch device to move in the pin track; and a screw passing through the second handle, the second blade, the first blade, the torsion spring and the first handle to connect with a nut to form a garden scissors. | 11-25-2010 |
20110000026 | RETRACTILE-FIXING STRUCTURE FOR SCISSORS - A retractile-fixing structure for a scissors comprises an inner tube having recessions and an outer tube allowing the inner tube to slide thereinside and having a handle and a fixing hole. One end of the retractile-fixing structure has a connection member connected with a blade. A switch is arranged in the handle, and a rolling pin is arranged inside the fixing hole. The rolling pin rolls on the inner tube or snap-fits to one recession. A pull rod is arranged between the inner and outer tubes with one end connected to the switch and another end engaging with the rolling pin. When the switch opens, the pull rod is separated from the rolling pin and driven to compress a spring; the rolling pin leaves the recession and slides on the inner tube simultaneously. When the switch closes, the spring makes the pull rod engage with the rolling pin; the rolling pin snap-fits to the recession; the inner tube securely engages with the outer tubes. | 01-06-2011 |
20110107606 | LONG REACH PRUNER - The present invention discloses a long reach pruner using movements and engagements of a blade unit, a first connection device, a second connection device, and an adjust device to adjust the swing range of the blade unit. The adjust device has a rotation element connected to a first press-fit element having a male thread on the surface thereof. When the rotation element is rotated downward, the male thread is driven to screw into a female thread of the first connection device and then fixed there; meanwhile, ratchet teeth of the first connection device engage with a ratchet of the second connection device. When the rotation element is rotated upward, the male thread is driven to screw out from the female thread and then fixed there; meanwhile, the ratchet teeth is separated from the ratchet. Thereby, the swing angle of the blade unit is adjusted and then fixed. | 05-12-2011 |
Patent application number | Description | Published |
20080219551 | IMAGE PROCESSING APPARATUS - The invention discloses an image processing apparatus for adjusting lightness of an input image. The image processing apparatus includes a first processing module, a second processing module, a third processing module, and a fourth processing module. The first processing module is used for generating a lightness histogram with reference to the input image and determining a maximum lightness and an average lightness according to the lightness histogram. The second processing module is used for determining a first gain and a second gain according to the maximum lightness and a look-up table. The third processing module is used for selecting a lightness adjusting curve according to the average lightness. The fourth processing module is used for generating an output lightness corresponding to the input image. | 09-11-2008 |
20090102772 | IMAGE DISPLAY SYSTEM - The invention provides an image display system including a detection module, an adjusting module, and a display module. The display module includes a control unit and a panel. The detection module is used to determine whether an image signal includes a black stripe area. If the determination is true, the detection module will transmit out a control signal. The adjusting module is used to adjust a gray level of the black stripe area to a predetermined value. The control unit lowers the brightness corresponding to the black stripe area according to the control signal. The panel is used to display the image signal. | 04-23-2009 |
20100033495 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The invention discloses an image processing apparatus and an image processing method, for adjusting the contrast of an input image. The input image consists of plural pixels and each pixel has a respective input lightness. The apparatus can perform a normalization procedure on the pixels to obtain a respective normalized lightness of each pixel. In addition, the apparatus generates lightness statistics based on the pixels and determines plural threshold lightness based on the lightness statistics. According to the normalized lightness and the threshold lightness, the apparatus can change the lightness gain of a specific region of the input image dynamically, and thereby adjust the contrast of the input image. | 02-11-2010 |