WO2002064269A1 - Moteur a vibrations de petite taille - Google Patents
Moteur a vibrations de petite taille Download PDFInfo
- Publication number
- WO2002064269A1 WO2002064269A1 PCT/JP2002/001161 JP0201161W WO02064269A1 WO 2002064269 A1 WO2002064269 A1 WO 2002064269A1 JP 0201161 W JP0201161 W JP 0201161W WO 02064269 A1 WO02064269 A1 WO 02064269A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- shaft
- outer case
- magnetic yoke
- fitted
- vibration motor
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/16—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
-
- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/075—Means for converting reciprocating motion into rotary motion or vice versa using crankshafts or eccentrics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/02—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting
- H02K23/04—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by arrangement for exciting having permanent magnet excitation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/40—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by the arrangement of the magnet circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/58—Motors or generators without iron cores
-
- 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
-
- 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
- H02K5/14—Means for supporting or protecting brushes or brush holders
- H02K5/143—Means for supporting or protecting brushes or brush holders for cooperation with commutators
- H02K5/148—Slidably supported brushes
-
- 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
- H02K5/15—Mounting arrangements for bearing-shields or end plates
-
- 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
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1677—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
-
- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/061—Means for converting reciprocating motion into rotary motion or vice versa using rotary unbalanced masses
- H02K7/063—Means for converting reciprocating motion into rotary motion or vice versa using rotary unbalanced masses integrally combined with motor parts, e.g. motors with eccentric rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
- H02K2211/03—Machines characterised by circuit boards, e.g. pcb
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
Definitions
- the present invention relates to an improvement of a small vibration motor mounted on a communication device such as a pager or a mobile phone as an alarm device of a calling method by vibration.
- this type of small vibration motor has a shaft that serves as an assembly base in the center, and a stator is assembled from a field magnet fixed on the axis of the shaft, and the field magnet is separated by a magnetic gap.
- An exciting coil accommodating the exciting coil inside the diameter, a magnetic yoke for fixing the exciting coil to the inner circumference, and a magnetic yoke including the exciting coil and the eccentric weight are fitted on the shaft from both sides of the shaft via a field magnet.
- a rotor is assembled from a rotatably supported bearing, and a semi-cylindrical eccentric weight is attached to the outer periphery of a magnetic yoke.
- the outer case is mounted on both sides of the shaft via a field magnet, and the bearings are mounted on the shaft on both sides of the shaft. It is configured so that the whole is housed inside, and the brush case and bearing are fitted into the open end of the outer case, and the outer case is held and held by the brush case and bearing. No. 10).
- maintaining the outer case in parallel with the shaft serving as the assembly base is affected by the brush stand fitted into the open end of the outer case, the outer peripheral shape of the bearing, and the degree of fitting. Must be strictly managed.
- it is required not only to put the outer case in parallel, but also to firmly attach and fix it so that it does not rattle or come off due to vibration.
- An object of the present invention is to provide a small vibration motor that can be easily assembled by mainly focusing on a mounting structure of an outer case and accurately aligning the outer case with a shaft serving as an assembly base.
- an object of the present invention is to provide a small vibration motor that can be assembled by mounting the outer case firmly so that the outer case does not rattle or come off due to vibration while the outer case is paralleled.
- Another object of the present invention is to provide a small vibration motor that can be stably mounted on a circuit board of a device main body.
- an object of the present invention is to provide a small vibration motor that can be easily assembled by accurately aligning a rotor with a shaft serving as an assembly base.
- Another object of the present invention is to provide a small-sized vibration motor that can be assembled by securely integrating an exciting coil with a magnetic yoke.
- a shaft serving as an assembling base is provided at the center, a stator is assembled from a field magnet fixed on the axis of the shaft, and the field magnet is accommodated in a diameter with a magnetic gap therebetween.
- Excitation coil and excitation coil A magnetic yoke for fixing the magnet to the inner circumference, an eccentric weight attached to the outer circumference of the magnetic yoke, and a magnetic yoke including the excitation coil and the eccentric weight fitted on the shaft from both sides of the shaft via the field magnet.
- a rotor is assembled from a rotatably supported bearing, a commutator electrically connected to an excitation coil of the rotor is provided on one bearing, and a brush base provided with a brush that is in sliding contact with the commutator is provided on a shaft piece. It is assembled to the shaft end, and has a power-up outer case in which one side is opened and the other side is closed, and a rising cylinder is provided at the center of the closed surface.
- the stator and rotor are housed in the outer case from the end, and the shaft end of the shaft is fitted from the inside of the outer case into the rising cylinder to position the outer case in parallel with the shaft.
- the brush case attached to the shaft end of the shaft from the open side of the outer case is fitted into the open end of the outer case, and the outer case is fixed and held by the shaft and the brush stand.
- the small vibration motor according to the present invention includes an outer case having an open end that is cut inward and provided with a hooking claw, the outer case being engaged with an outer peripheral surface of a brush base into which the hooking claw is fitted. It is configured by fixing and holding the outer case together with a brush stand.
- an external case that has external terminals electrically connected to the brush shall be provided on the brush stand, and a side opposite to the plate surface of the circuit board provided with a power supply land that electrically connects the external terminals shall be provided with an outer case. It consists of.
- a magnetic yoke is formed by bending an indented ia portion in which a through hole opens on the inner bottom surface from one end to the inside of the diameter, and fitted into the through hole from the indented concave portion to integrate one bearing with the magnetic yoke.
- the magnetic yoke is positioned and mounted in parallel with the shaft, with the bearing fitted on the axis of the shaft.
- a magnetic yoke which is formed by bending an indented recess having a through hole opened in the inner bottom surface from one end in a radial direction, and is embedded in the through hole from the indented recess to integrally mold one bearing with the magnetic yoke. Molded, the bearing is fitted on the axis of the shaft, and the magnetic yoke is positioned and mounted parallel to the shaft. Have been.
- An exciting coil having a magnetic yoke in which a recessed portion is bent inwardly at a predetermined distance from the inner peripheral surface, and one end of the exciting coil is fitted into the gap and fixed to the inner periphery; It is constructed by assembling an integral magnetic yoke
- FIG. 1 is a side sectional view showing a small vibration motor according to one embodiment of the present invention.
- FIG. 2 is an explanatory view showing a mounting structure of an external terminal provided in the motor. .
- FIG. 3 is a side sectional view showing an outer case provided in the motor.
- FIG. 4 is a left side view showing the motor.
- FIG. 5 is a right side view showing the motor.
- FIG. 6 is a side sectional view mainly showing a bearing on one side provided in the motor.
- FIG. 7 is a side sectional view mainly showing another type of bearing provided in the motor.
- FIG. 8 is an explanatory view showing a mounting structure for electrically connecting external terminals of the motor to power supply lands of a circuit board.
- the illustrated embodiment is an example of a small vibration motor that constitutes an alarm device of a calling type by vibration mounted on a form communication device such as a pager or a mobile phone.
- This small vibration motor has a shaft 1 at the center as shown in FIG. 1, and the entire motor including a stator and a rotor is assembled using the shaft 1 as an assembly base.
- the stator uses shaft 1 as a fixed shaft, It is assembled by mounting and fixing a cylindrical field magnet 2 on the axis of the shaft 1 with a center hole.
- the rotor is composed of a cylindrical excitation coil 3 that accommodates the field magnet 2 within the diameter thereof with the field magnet 2 and the magnetic gap G therebetween, and a cylinder that fixes the excitation coil 3 to the inner periphery with an adhesive (unsigned).
- -Shaped magnetic yoke 4 and bearings 5 and 6 fitted axially from both sides of the shaft 1 via the field magnet 2, and a semi-cylindrical eccentric weight 7 is attached to the outer periphery of the magnetic yoke 4
- the magnetic yoke 4 including the excitation coil 3 and the eccentric weight 7 is rotatably supported.
- the commutator 8 is electrically connected to the exciting coil 3 and provided on the bearing 6 on one side, and a brush base 10 provided with a brush 9 that is in sliding contact with the commutator 8 is attached to one shaft end of the shaft 1.
- the circuit is configured by assembling.
- the brush stand 10 also serves as a terminal block, and the conductive plates 11 and 12 for standing and holding the brush 9 are passed through the inside, and the external terminals 13 and 14 are connected as shown in FIG. It is assembled by electrically connecting to the leading ends of the conductive plates 11 and 12 on the outside.
- the external terminals 13 and 14 are formed of a panel panel whose panel ends 13 b and 14 b extend upward from the mounting bases 13 & and 14 a and exhibit a substantially symmetric S-shape. .
- the external terminals 13 and 14 are fixed by fitting the braided bases 13 a and 14 a bent in a U-shape into the protrusions 10 a and 10 b of the brush base 10.
- the curved sections 13c, 14c are received and supported by the stopper pins 10c, 10d of the brush base 10 and are arranged so that they can be supported.
- the panel ends 13b and 14b are attached so that they extend in an arc toward the diagonally outward direction opposite to each other.
- this small-sized vibration motor is assembled with an outer case 15 accommodating a stator and a rotor therein.
- the outer case 15 has one end 15a open and the other side closed so that a small-diameter cylindrical rising cylinder 15b is formed at the center of the closed surface 15c. Is provided.
- the outer case 15 includes a shaft 1 on which the brush stand 10 is assembled.
- the stator and rotor are housed inside from the shaft end, the shaft end of shaft 1 is fitted from the inside into the diameter of the rising cylinder 15b, and the brush base 10 is assembled to the shaft end of shaft 1 to open the shaft. It is mounted so as to be fixedly held by the shaft 1 and the brush stand 10 by fitting it into the 15a.
- one side of the outer case 15 is pushed and fixed with an end cap 16 which is fitted and fixed to the outside of the rising cylinder 15b as shown in FIGS. 1 and 4,
- a holder 17 made of an elastic material such as rubber or resin is provided on the closed surface 15 c of the outer case 15.
- the holder 10 made of an elastic material such as rubber or resin is fitted to the brush base 10 by fitting with cylindrical locking pins 10 f and 10 g (see FIG. 2). 8 are provided.
- the rising cylinder 15 b of the outer case 15 holds one axial portion of the shaft 1 in the longitudinal direction, so that the outer case 15 is connected to the shaft 1 serving as an assembly base. Since the eccentric weight 7 is positioned and mounted accurately in parallel, it can be easily assembled so as to reliably prevent the eccentric weight 7 from slidingly contacting the inner surface of the outer case 15.
- the outer case 15 cuts the open end 15a inward and bends about three hooks 15d, 15e ... (see Fig. 3) at regular intervals in the circumferential direction. It is recommended that each of the hooks 15d, 15e ... be engaged with the outer peripheral surface of the brush base 10 and the brush base 10 be fitted into the open end 15a and fixed. Thereby, the outer case 15 can be attached firmly so that the outer case 15 is paralleled and the backlash or detachment due to vibration does not occur.
- receiving grooves 10h, 10i ... can be provided on the outer peripheral surface of the brush base 10. .
- the magnetic yoke 4 is provided with a recessed portion 4b in which a through hole 4a is opened in the inner bottom surface, which is bent inward from one end, and a bearing 5 on one side is provided with a recessed portion. It is assembled by fitting it into the through hole 4a from 4b and mounting and fixing it together.
- the bearing 5 can be surely integrated with the magnetic yoke 4 by providing the cutout grooves 5 a and 5 b at regular intervals around the circumference and filling the adhesive.
- the bearing 5 since the bearing 5 is fitted on the axis of the shaft 1, the bearing is positioned and mounted in parallel with the shaft 1, and is easily assembled.
- one of the bearings 5 is molded so as to be embedded in the through hole 4a from the indented portion 4b so that the one bearing 5 is magnetically yoke 4 And integrated.
- the recessed portion 4b is bent into the diameter with a predetermined gap W from the inner circumferential surface, and one end of the exciting coil 3 is fitted into the gap W and adhered to the inner circumference. Since the exciter coil 3 is fixed by the agent, the excitation coil 3 can be further securely integrated and assembled.
- this small vibration motor is assembled with the outer case 15 that houses the entire motor including the stator and the rotor as described above, the outer case 15 must be gripped with a chuck or a suction nozzle. As a result, surface mounting is applied in the same way as other assembled parts, so that it can be assembled to the equipment body.
- the external terminals 13 and 14 are pressed against the power supply lands 20a and 20b of the circuit board 19 to be deflected radially, thereby displacing the power supply land.
- a push-up outer case in which one side is opened and the other side is closed, and a rising cylinder is provided at the center of the closed surface.
- the stator and rotor are housed inside the outer case from the other shaft end of the shaft to be assembled, and the shaft end of the shaft is fitted into the riser cylinder from inside the outer case to position the outer case in parallel with the shaft.
- an outer case is provided with a latching claw with the open end cut inward and bent, and the latching claw is engaged with the outer peripheral surface of the brush base fitted into the open end to fix the outer case with the brush base.
- an external case that has external terminals electrically connected to the brush shall be provided on the brush stand, and a side opposite to the plate surface of the circuit board provided with a power supply land that electrically connects the external terminals shall be provided with an outer case.
- the damper or the like made of an elastic material can be sandwiched between the elastic member and a flat surface, so that it can be mounted so as to impart impact resistance and the like.
- a magnetic yoke is formed in which a through hole is formed by bending an indented recess opening at the bottom from one end to a diameter of one end, and is fitted into the through hole from this indented recess to mount a bearing on one side with a magnetic shock.
- the bearing is fitted along the axis of the shaft so that it can be positioned and mounted in parallel with the shaft for easy assembly.
- a magnetic yoke which is formed by bending an indented recess having a through hole opened in the inner bottom surface from one end in a radial direction, and is embedded in the through hole from the indented recess to integrally mold one bearing with the magnetic yoke.
- the bearing is fitted on the axis of the shaft so that the bearing is positioned and mounted in parallel with the shaft, and is easily assembled.
- a magnetic recess is formed by bending an indented recess into the diameter with a predetermined gap from the inner peripheral surface.
- a magnetic yoke is provided, and one end of the exciting coil is fitted into the gap to fix the exciting coil to the inner periphery, so that the exciting coil is more securely integrated with the magnetic yoke and assembled.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Motor Or Generator Frames (AREA)
- Dc Machiner (AREA)
- Motor Or Generator Current Collectors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/257,542 US20040091127A1 (en) | 2001-02-15 | 2002-02-12 | Small-sized vibrating motor |
DE60216864T DE60216864D1 (de) | 2001-02-15 | 2002-02-12 | Kleiner vibrationsmotor |
KR1020027013828A KR20020091206A (ko) | 2001-02-15 | 2002-02-12 | 소형 진동 모터 |
EP02711476A EP1293264B1 (en) | 2001-02-15 | 2002-02-12 | Small-sized vibrating motor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-38008 | 2001-02-15 | ||
JP2001038008A JP2002247794A (ja) | 2001-02-15 | 2001-02-15 | 小型振動モータ |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002064269A1 true WO2002064269A1 (fr) | 2002-08-22 |
Family
ID=18901062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/001161 WO2002064269A1 (fr) | 2001-02-15 | 2002-02-12 | Moteur a vibrations de petite taille |
Country Status (8)
Country | Link |
---|---|
US (1) | US20040091127A1 (ja) |
EP (1) | EP1293264B1 (ja) |
JP (1) | JP2002247794A (ja) |
KR (1) | KR20020091206A (ja) |
CN (1) | CN1461240A (ja) |
DE (1) | DE60216864D1 (ja) |
TW (1) | TW552762B (ja) |
WO (1) | WO2002064269A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200635186A (en) * | 2004-12-28 | 2006-10-01 | Namiki Precision Jewel Co Ltd | Vibrating motor with rotor-type |
JP5045326B2 (ja) * | 2007-09-14 | 2012-10-10 | 日本精工株式会社 | 電動機及び電動パワーステアリング装置 |
KR101021692B1 (ko) | 2010-11-16 | 2011-03-17 | 영백씨엠 주식회사 | 바타입 진동모터 |
KR101246824B1 (ko) * | 2012-08-17 | 2013-03-25 | 주식회사 영진하이텍 | 바타입 진동모터 |
CN102931797A (zh) * | 2012-11-22 | 2013-02-13 | 苏州波斯特克精密电机有限公司 | 一种空心杯电机 |
US10148138B2 (en) * | 2013-03-15 | 2018-12-04 | Moog Inc. | Mower motor |
JP2015108305A (ja) * | 2013-12-03 | 2015-06-11 | 日本電産コパル株式会社 | スロットル制御装置用コアレスモータ及び該スロットル制御装置用コアレスモータの製造方法並びにスロットル制御装置 |
US9882449B2 (en) * | 2015-04-17 | 2018-01-30 | Martin Engineering Company | Electrically driven industrial vibrator with circumjacent eccentric weight and motor |
FR3038790B1 (fr) * | 2015-07-10 | 2018-08-10 | Valeo Equipements Electriques Moteur | Machine electrique tournante munie de moyens de positionnement a l'interieur d'un element hote |
WO2017171501A1 (ko) | 2016-03-31 | 2017-10-05 | 엘지전자 주식회사 | 청소기 |
ES2965608T3 (es) | 2016-03-31 | 2024-04-16 | Lg Electronics Inc | Aparato de limpieza |
CN107689704B (zh) * | 2017-09-18 | 2024-01-30 | 珠海格力节能环保制冷技术研究中心有限公司 | 电机和电机组装方法 |
KR102061073B1 (ko) * | 2018-10-26 | 2019-12-31 | 주식회사 엠플러스 | 사운드 진동 액츄에이터 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5562157U (ja) * | 1978-10-23 | 1980-04-26 | ||
JPH1014143A (ja) * | 1996-06-20 | 1998-01-16 | Matsushita Electric Ind Co Ltd | 円筒コアレスモータの固定子 |
JPH1169730A (ja) * | 1997-08-08 | 1999-03-09 | Shicoh Eng Co Ltd | 円筒形マイクロ振動モータ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2530518B2 (ja) * | 1990-11-16 | 1996-09-04 | 東京パーツ工業株式会社 | 円筒コアレス振動モ―タ |
US5373207A (en) * | 1993-09-17 | 1994-12-13 | Tokyo Parts Industrial Co., Ltd. | Brushless vibrator motor for a wireless silent alerting device |
JP3631871B2 (ja) * | 1997-01-28 | 2005-03-23 | 並木精密宝石株式会社 | 小型モータ |
JP3495227B2 (ja) * | 1997-05-16 | 2004-02-09 | 東京パーツ工業株式会社 | 偏心非磁性コアを備えた径方向空隙型振動モータ |
US6429558B1 (en) * | 1998-09-24 | 2002-08-06 | Namiki Seimitsu Houseki Kabushiki Kaisha | Small-sized coreless motor |
JP3604066B2 (ja) * | 1998-12-28 | 2004-12-22 | 松下電器産業株式会社 | 起振機保持装置およびこれを備えた携帯用電子機器 |
CN1316815A (zh) * | 2000-01-27 | 2001-10-10 | 东京零件工业股份有限公司 | 非圆形扁平电机及其制造方法 |
-
2001
- 2001-02-15 JP JP2001038008A patent/JP2002247794A/ja not_active Withdrawn
-
2002
- 2002-02-08 TW TW91102467A patent/TW552762B/zh not_active IP Right Cessation
- 2002-02-12 DE DE60216864T patent/DE60216864D1/de not_active Expired - Lifetime
- 2002-02-12 WO PCT/JP2002/001161 patent/WO2002064269A1/ja active IP Right Grant
- 2002-02-12 CN CN02801219A patent/CN1461240A/zh active Pending
- 2002-02-12 KR KR1020027013828A patent/KR20020091206A/ko not_active Application Discontinuation
- 2002-02-12 US US10/257,542 patent/US20040091127A1/en not_active Abandoned
- 2002-02-12 EP EP02711476A patent/EP1293264B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5562157U (ja) * | 1978-10-23 | 1980-04-26 | ||
JPH1014143A (ja) * | 1996-06-20 | 1998-01-16 | Matsushita Electric Ind Co Ltd | 円筒コアレスモータの固定子 |
JPH1169730A (ja) * | 1997-08-08 | 1999-03-09 | Shicoh Eng Co Ltd | 円筒形マイクロ振動モータ |
Non-Patent Citations (1)
Title |
---|
See also references of EP1293264A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1293264B1 (en) | 2006-12-20 |
EP1293264A4 (en) | 2004-04-28 |
KR20020091206A (ko) | 2002-12-05 |
CN1461240A (zh) | 2003-12-10 |
TW552762B (en) | 2003-09-11 |
DE60216864D1 (de) | 2007-02-01 |
JP2002247794A (ja) | 2002-08-30 |
EP1293264A1 (en) | 2003-03-19 |
US20040091127A1 (en) | 2004-05-13 |
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