WO2011111895A1 - 헤어 드라이어용 비엘디씨 모터 - Google Patents
헤어 드라이어용 비엘디씨 모터 Download PDFInfo
- Publication number
- WO2011111895A1 WO2011111895A1 PCT/KR2010/001588 KR2010001588W WO2011111895A1 WO 2011111895 A1 WO2011111895 A1 WO 2011111895A1 KR 2010001588 W KR2010001588 W KR 2010001588W WO 2011111895 A1 WO2011111895 A1 WO 2011111895A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- motor
- fan
- hair dryer
- stator core
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
- H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2791—Surface mounted magnets; Inset magnets
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/062—Details of the bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/064—Details of the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/0646—Details of the stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/08—Insulating casings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Definitions
- the present invention relates to a BCD motor for a hair dryer and a sirocco fan mounted to the motor, and more particularly, to partially integrate an internal part that has been previously separated into several parts, and to make the injection weight and lighten the weight of the part.
- the assembly structure for the fan is optimized to achieve a stable rotational motion.
- the present invention relates to a BCD motor for a hair dryer that suppresses inevitable vibrations and noises and maximizes the inflow of air.
- a hair dryer In general, a hair dryer is an electric device that dries water, and heats air with a heating element installed therein and forcibly blows it with a fan motor, thereby easily drying human hair or other wet objects. Because of this, it is widely used in homes and businesses.
- BLDC Battery Less Direct Current
- These BLDC motors are brushless motors in DC motors. They are semi-permanent because they do not need to use brushes as the current is controlled by semiconductor devices. It is possible to rotate at high speed because it is high, and it is easy to control the current in the motor drive circuit.
- the conventional BLDC motor the fan body having a plurality of rotor blades in the rotation fan portion of the motor, a rotor housing which is inserted into the inner surface of the fan body and coupled to the fan body and the rotor housing as well as coupled to the rotating shaft
- Composed of a rotor frame and a fan fixing spring for connecting and fixing the fan body and the rotor frame indirect coupling of the rotating fan portion to the motor portion of the BLDC motor is easier and easier to combine and detach the rotating fan portion. It has a feature that can be made.
- the BLDC motor 20 of the conventional hair dryer has a plurality of internal components such as a bracket 400, a bearing housing 110, a PCB 300, and a stator 130, each separated from each other. Due to the structure, a separate member was required for mutual coupling, and since most parts are made of a metal material, there was a problem in that the overall product was heavy and inconvenient to use.
- the coupling method of the sirocco fan and the rotor housing mounted on the shaft shaft of the motor to perform forced blowing is fixed in a pin or a center, thereby preventing the stable rotation of the sirocco fan.
- the present invention is proposed to improve the problems in the above-described internal component coupling structure in the prior art, to achieve a light weight and integral structure of the parts to improve the work efficiency during assembly work of the product and the occurrence of failure of the parts
- a fastening method in which the sirocco fan mounted on the motor is directly fastened to the outer diameter of the rotor housing, the assembly structure for the fan is optimized to achieve stable rotational motion, and thus vibration inevitably generated during rotation.
- the BCD motor for the hair dryer to suppress the noise and to maximize the inflow of air.
- a plurality of permanent magnets are provided on the inner surface, the shaft hole is formed in the center is inserted, the rotor is coupled to the sirocco fan for wind generation on the outside A housing;
- a rotor frame connecting and coupling the shaft and the rotor housing to be integrally rotated;
- a stator core in which a coil generating a rotational force by interaction with a magnetic field formed in the permanent magnet is wound;
- a PCB substrate coupled to the stator core by a screw;
- a base bracket having a support jaw for supporting the stator core on an outer side thereof; It is coupled to the base bracket is configured to support the ball bearing, the lower outer bearing housing formed with a separation prevention jaw for preventing the departure of the stator core; characterized in that comprises a configuration.
- a bolt fastening groove is formed in a support jaw portion of the base bracket, and a bolt fastening hole for penetrating a bolt is formed in a bearing housing corresponding thereto.
- a plurality of fan blades forming a curved shape are provided at regular intervals along a circular shape;
- the inner circumferential side of the fan blade is configured with a housing fastening ring for coupling with the rotor housing;
- An auxiliary fan is provided between the housing fastening ring and the fan blades.
- the BLDC motor of the present invention has the effect of improving the ease of use of the hair dryer product according to the weight reduction of the manufacturing cost and weight reduction by reducing the number of parts by forming a high-strength plastic integral injection mold structure.
- the support jaw and the separation prevention structure of the base bracket and the bearing housing can maintain a stable support state of the stator core, so that the inner diameter of the stator core can be reduced, and thus the coil winding width can be increased. Therefore, the motor efficiency can be maximized.
- the sirocco fan of the present invention is provided with an auxiliary fan having a turbo fan function integrally to reduce energy and reduce noise, and a housing fastening ring for coupling with the rotor housing is configured to provide a more stable rotation operation. It shows the advantages that can be achieved.
- FIG. 1 is an exploded perspective view of a BLDC motor drive part in the prior art.
- Figure 2 is an exploded perspective view of the present invention BLDC motor.
- Figure 3 is an exploded cross-sectional view of the present invention BLDC motor.
- FIG. 4 is a cross-sectional view of the present invention BLDC motor coupling.
- FIG. 5 is a perspective view of a sirocco fan component in the present invention.
- Figure 6 is a sirocco fan component planar structure diagram in the present invention.
- Figure 7 is a perspective view of the base bracket component in the present invention.
- FIG. 8 is a bottom perspective view of a bearing housing part in the present invention.
- FIG. 9 is a perspective view of a PCB substrate component in the present invention.
- Figure 10 is a bottom perspective view of the stator core part in the present invention.
- Figure 2 is an exploded perspective view of the components constituting the BLDC motor of the present invention
- Figure 3 is an exploded cross-sectional view
- Figure 4 is a combined cross-sectional view
- Figures 5 to 10 show an enlarged perspective view of each individual component.
- an accommodation space for accommodating the stator core 25 is formed therein, a plurality of permanent magnets on the inner surface 21 is provided and the inner peripheral side shaft 23 is formed so that the rotor housing 22 having a shaft hole 22 'is formed at the central portion thereof, and the rotor housing 22 is connected to the shaft 23 to be integrally rotated.
- a stator core 25 in which a rotor frame 24 which is integrally coupled to the upper end, and a coil 25c that generates rotational force by interaction with a magnetic field formed in the permanent magnet 21 are wound;
- the PCB 26 is coupled to the lower part of the stator core 25, and the base bracket 27 and the bearing housing 28 installed inside to support the stator core 25 are fixed to each other.
- the rotor housing 22, the rotor frame 24, and the shaft 23 are commonly referred to as a rotor, and a combination of the coil 25c and the stator core 25 is also commonly referred to as a stator.
- the separation prevention jaw (28a) is formed on the outer lower end
- the support jaw (27a) is formed on the outer upper end of the corresponding base bracket 27
- the sirocco fan 10 is provided with a plurality of fan blades 11 forming a curved shape at regular intervals along a circular frame, as shown in Figs. 5 and 6, the rotor on the inner peripheral side of the fan blades 11
- a housing fastening ring 12 for coupling with the housing 22 is configured, and an auxiliary fan 13 having a turbo fan function for interconnecting the housing fastening ring 12 and the fan blades 11 is provided.
- the housing coupling ring 12 is in surface contact with the outer circumferential surface of the rotor housing 22, and a release stop 22 ′′ is formed at the lower end of the rotor housing 22 to prevent separation of the housing coupling ring 12.
- a plurality of fusion protrusions 12a for fusion coupling with the rotor housing 22 protruded at a predetermined interval below the fastening ring 12.
- the base bracket 27 forms an integrated structure of the existing lower bearing housing and the bracket, and a bolt coupling groove 27b is formed in the support jaw 27a, as shown in FIG.
- the bearing housing 28 is formed through the bolt fastening hole 28b for the through coupling of the bolts to form a mutual coupling state by the bolt (not shown), the bolt fastening hole 28b is shown in Figure 8 As it is to be formed at a predetermined interval along the formation position of the guide wall 28c formed at a predetermined height in the lower portion of the bearing housing 28. Therefore, the bolt fastening hole 28b allows the guide wall 28c to be divided into a plurality of shapes so that the inner diameter of the guide wall 28c can be expanded or contracted according to its elasticity.
- the lower end of the base bracket 27 is provided with a wire guide (27c) for guiding the wire for power supply to the coil (25c) integrally to prevent the external exposure of the wire.
- the PCB board 26 is mounted with a magnetic pole detecting element such as a driving circuit for applying current to the coil 25c and a Hall sensor for sensing the magnetic pole of the permanent magnet 21.
- the PCB 26 is mounted on the PCB 26.
- a shaft hole 26a for shaft coupling of the shaft 23 is formed, and the shaft hole 26a has a plurality of fastening grooves 26b formed at predetermined intervals along a circumference thereof.
- a plurality of fastening protrusions 25a are provided at the bottom of the state core 25 so as to be inserted into the fastening grooves 26b, respectively, as shown in FIG. 10, and each fastening protrusion 25a has a screw for preventing separation.
- S) a screw groove 25b for coupling is formed.
- the rotor frame 24 is provided with a crimping caulking portion 24a for coupling the rotor housing 22 to the rotor frame 24 so as to press the crimping caulking portion 24a by pressing the crimping caulking portion 24a at the time of product manufacturing work.
- the coupling state with the housing 22 is made.
- each of the base bracket 27, the bearing housing 28, and the ball bearing 29 is manufactured by injection-molding in a monolithic structure made of a lightweight polycarbonate material to achieve the integration and lightening of the parts.
- reference numerals 31 and 32 denote washers and C-rings, respectively, to prevent stable support and detachment of the lower ball bearing 29, respectively.
- the magnetic flux generated by supplying current to the coil 25C wound on the stator core 25 by the driving circuit mounted on the PCB board 26 is transferred to the outer permanent magnet 21, thereby providing the rotor housing 22.
- the rotor frame 24 and the shaft 23 rotate, and at this time, a signal for the magnetic pole of the permanent magnet 21 detected by the magnetic pole detecting element installed on the PCB substrate 26 is supplied to the driving circuit of the PCB 26. It is transmitted to supply a different power to the coil so that the coil 25C has a different magnetic force to enable the continuous rotation of the rotor structure, thus forced air blowing of the hair dryer according to the high speed rotation of the sirocco fan 10 The function will be performed.
- stator core 25 is stably supported by the PCB substrate 26, the base bracket 27, and the bearing housing 28, so that the smooth rotational operation of the rotor structure is achieved. You lose.
- the base bracket 27, the bearing housing 28, and the ball bearing 29 are each manufactured by injection molding polycarbonate, which is a synthetic resin material, it is possible to lighten the parts.
- the BLDC motor of the present invention which is partly integrated and lightweight, can reduce the cost and the number of work due to the reduction of the number of parts during manufacturing and assembly work, and the rotational speed of the sirocco fan can be improved according to the overall weight reduction. It can be seen that this represents the advantage of maximizing the motor drive efficiency.
- the sirocco fan 10 in the present invention is a structure for assembling and fastening to the rotor housing 22, but was conventionally used fixed to the pin or the center, in the present invention, the rotor housing 22 by the housing fastening ring 12 Due to the direct contact with the outer diameter and rotation (use), stable rotational motion is achieved, and uniform and maximum amount of air can be introduced at the same time, and the optimal amount of air can be discharged at the same time. The energy is not distributed, which saves the torque of the motor, resulting in an energy saving effect.
- the sirocco fan 10 is free from vibrations and vibrations during rotation, so that it rotates precisely and consistently, thereby reducing abnormal noise and exerting optimum performance (wind and motor force).
- auxiliary fan 13 of the turbo fan function from the inside as a unit to attract more inflow of wind in a structure that attracts more inflow with less power than rotating and flowing at a high RPM The higher the effect, the energy saving and noise reduction effect of the fan alone.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cleaning And Drying Hair (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Description
Claims (11)
- 내측면에 다수의 영구자석(21)이 구비되어 있으며, 중앙에는 샤프트(23)가 삽입되어지는 축공(22')이 형성되어지고, 외측에는 바람 발생을 위한 시로코팬(10)이 결합되어지는 로터하우징(22)과;상기 샤프트(23) 상단에 내주측이 일체로 결합되어져 있으며, 외주측은 상기 로터하우징(22)과 결합이 이루어지는 로터프레임(24)과;상기 영구자석(21)에서 형성된 자계와의 상호작용에 의해 회전력을 발생하는 코일(25c)이 권취되어 있는 스테이터 코어(25)와;상기 스테이터 코어(25) 하부에 스크류(S)에 의해 결합 구성되는 PCB기판(26)과;상기 스테이터 코어(25)를 지지하기 위한 지지턱(27a)이 상부 외측에 형성된 베이스 브라켓(27)과;상기 베이스 브라켓(27) 상부에 결합 구성되어 볼베어링(29)을 지지하며, 하부 외측에는 스테이터 코어(25)의 이탈 방지를 위한 이탈방지턱(28a)이 형성된 베어링 하우징(28);을 포함하는 구성을 이룸을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1에 있어서,상기 베이스 브라켓(27)의 지지턱(27a) 부위에는 볼트 체결홈(27b)이 형성되어져 있으며, 이와 대응되는 베어링 하우징(28)에는 볼트의 관통 결합을 위한 볼트체결공(28b)이 관통 형성된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1 또는 청구항 2에 있어서,상기 베이스 브라켓(27)에는 전원 공급을 위한 전선을 안내하기 위한 전선가이드(27c)가 일체로 구비된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 2에 있어서,상기 볼트체결공(28b)은 베어링 하우징(28)의 하부에 일정 높이로 형성된 가이드벽(28c)의 형성 위치를 따라 일정 간격으로 형성됨으로서 가이드벽(28c)이 분할된 구조를 이루어 내경의 확장 및 수축이 가능하도록 구비된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1에 있어서,상기 PCB기판(26)에는 샤프트(23)의 축결합을 위한 축공(26a)이 형성되어져 있으며, 상기 축공(26a)에는 둘레를 따라 다수의 체결홈(26b)이 일정 간격으로 형성되어져 있으며, 이와 대응되는 스테이트 코어(25) 저부에는 상기 체결홈(26b)에 삽입 체결되어지도록 체결돌부(25a)가 구비되어져 있고, 상기 각 체결돌부(25a)에는 이탈 방지를 위한 스크류(S) 결합을 위한 나사홈(25b)이 형성된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1에 있어서,상기 베이스 브라켓(27), 베어링 하우징(28) 및 볼베어링(29) 각각은 경량형 폴리카보네이트 재질의 일체형 구조로 사출 제작되어진 것임을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1에 있어서,상기 로터프레임(24)에는 로터하우징(22)의 결합을 위한 압착 코킹부(24a)가 돌출 구비된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 1에 있어서,상기 시로코팬(10)은 곡면형상을 이루는 다수의 팬날개(11)가 원형의 형태를 따라 일정 간격으로 구비되어져 있으며;상기 팬날개(11)의 내주측에는 로터하우징(22)과의 결합을 위한 하우징 체결링(12)이 구성되어져 있고;상기 하우징 체결링(12)과 팬날개(11) 사이를 상호 연결하는 보조팬(13)이 구비된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 8에 있어서,상기 보조팬(13)은 일정 곡률의 곡면형상을 이루어 터보팬의 기능을 수행하게 됨을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 8에 있어서,상기 하우징 체결링(12)은 로터하우징(22) 외주면과 면접촉이 이루어지며, 로터하우징(22) 하단부에는 하우징 체결링(12)의 이탈을 방지하기 위한 이탈방지턱(22")이 형성된 것을 특징으로 하는 헤어 드라이어용 비엘디씨 모터.
- 청구항 8에 있어서,상기 하우징 체결링(12) 하부에는 로터하우징(22)과의 융착 결합을 위한 다수의 융착돌기(12a)가 일정 간격으로 돌출 구비된 것을 특징으로 하는 헤어드라이어용 비엘디씨 모터.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES10847529T ES2743209T3 (es) | 2010-03-11 | 2010-03-15 | Motor BLDC para secador de pelo |
CN201080047412.0A CN102577042B (zh) | 2010-03-11 | 2010-03-15 | 吹风机用无刷直流电动机 |
EP10847529.4A EP2546961B1 (en) | 2010-03-11 | 2010-03-15 | Bldc motor for a hairdryer |
CA2790767A CA2790767C (en) | 2010-03-11 | 2010-03-15 | Bldc motor for a hair dryer |
JP2012556951A JP5684833B2 (ja) | 2010-03-11 | 2010-03-15 | ヘアドライヤー用bldcモータ |
US13/503,683 US8922082B2 (en) | 2010-03-11 | 2010-03-15 | BLDC motor for a hairdryer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2010-0021665 | 2010-03-11 | ||
KR1020100021665A KR101039635B1 (ko) | 2010-03-11 | 2010-03-11 | 헤어 드라이어용 비엘디씨 모터 |
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WO2011111895A1 true WO2011111895A1 (ko) | 2011-09-15 |
Family
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PCT/KR2010/001588 WO2011111895A1 (ko) | 2010-03-11 | 2010-03-15 | 헤어 드라이어용 비엘디씨 모터 |
Country Status (9)
Country | Link |
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US (1) | US8922082B2 (ko) |
EP (1) | EP2546961B1 (ko) |
JP (1) | JP5684833B2 (ko) |
KR (1) | KR101039635B1 (ko) |
CN (1) | CN102577042B (ko) |
CA (1) | CA2790767C (ko) |
ES (1) | ES2743209T3 (ko) |
HU (1) | HUE045722T2 (ko) |
WO (1) | WO2011111895A1 (ko) |
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CN106901482A (zh) * | 2015-10-21 | 2017-06-30 | 戴森技术有限公司 | 电机安装件 |
Also Published As
Publication number | Publication date |
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US8922082B2 (en) | 2014-12-30 |
HUE045722T2 (hu) | 2020-01-28 |
CN102577042B (zh) | 2014-04-23 |
CA2790767A1 (en) | 2011-09-15 |
JP5684833B2 (ja) | 2015-03-18 |
CN102577042A (zh) | 2012-07-11 |
ES2743209T3 (es) | 2020-02-18 |
EP2546961A1 (en) | 2013-01-16 |
KR101039635B1 (ko) | 2011-06-08 |
EP2546961A4 (en) | 2016-11-16 |
US20120212087A1 (en) | 2012-08-23 |
CA2790767C (en) | 2015-10-06 |
JP2013523062A (ja) | 2013-06-13 |
EP2546961B1 (en) | 2019-07-17 |
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