WO2006006401A1 - リニアモータ及びこのリニアモータを用いたステージ装置 - Google Patents
リニアモータ及びこのリニアモータを用いたステージ装置 Download PDFInfo
- Publication number
- WO2006006401A1 WO2006006401A1 PCT/JP2005/011938 JP2005011938W WO2006006401A1 WO 2006006401 A1 WO2006006401 A1 WO 2006006401A1 JP 2005011938 W JP2005011938 W JP 2005011938W WO 2006006401 A1 WO2006006401 A1 WO 2006006401A1
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- WO
- WIPO (PCT)
- Prior art keywords
- coil
- heat
- cooling
- linear motor
- cooling panel
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
Definitions
- the present invention relates to a linear motor configured to efficiently cool a heat generated by a coil force and a stage device using the linear motor.
- a linear motor is used as a driving means for driving a stage on which a workpiece such as a substrate is placed.
- the translation drive is controlled by a pair of linear motors!
- the configuration of the linear motor includes a moving coil system in which the magnet yoke part is a fixed side and the coil part is a movable side, and a moving magnet system in which the coil part is a fixed side and the magnet yoke part is a movable side. is there.
- the linear motor is provided with cooling means for cooling the coil portion in order to reduce the influence of heat generated from the coil.
- this cooling means for example, there is a configuration in which a panel-like heat pipe is provided inside the coil portion. In this cooling method, the heat from the coil is conducted to the holder side holding the coil portion by the heat pipe, so that the heat of the coil can be efficiently released (see, for example, Patent Document 1).
- the two coil rows and the two magnet rows are arranged so as to face each other.
- Each coil is formed in a U shape in which both sides of a coil wound in a rectangular shape that is flat and bent are bent 90 degrees.
- the coil-shaped adjacent coils are arranged so that their U-shaped orientations are different by 180 degrees, and the bending parts on both sides of each coil are arranged so that they overlap in the moving direction, thereby suppressing torque fluctuations. (For example, see Patent Document 2).
- Patent Document 1 Japanese Patent Laid-Open No. 2001-327152
- Patent Document 2 Japanese Patent Laid-Open No. 2002-10616
- the coils formed in a U shape by bending both sides by 90 degrees are arranged so that the adjacent coils are different by 180 degrees, and the bent portions on both sides of each coil are arranged.
- it was configured to overlap it was possible to eliminate the torque shortage and achieve precise movement control, but it was impossible to insert a panel-like heat pipe into the gap between each coil array bent in a crank shape.
- the linear motor of Patent Document 2 is provided with a cooling flow path for circulating the refrigerant in the coil portion, a pump for supplying the refrigerant to the flow path, and the like. Therefore, the structure is increased in size and complexity, resulting in a cost increase.
- the present invention provides the linear motor and a stage apparatus using the linear motor,
- the object is to increase the cooling efficiency of the coil regardless of the coil shape.
- the present invention has the following features.
- the coil cooling unit is connected to the cooling panel, the cooling panel having a heat conduction element formed so as to release the heat of the coil unit to the outside, and the coil cooling unit And a heat dissipating part for dissipating heat from the heat conducting element to the outside.
- the invention according to claim 2 or claim 8 is characterized in that the cooling panel is attached to a side surface of the coil portion so that heat of the coil portion is conducted to the heat conducting element.
- the invention according to claim 3 and claim 9 is characterized in that the heat dissipating part is provided at an end of the coil part so as to abut on a heat dissipating side end of the cooling panel.
- the coil cooling section includes a plurality of the cooling panels and a plurality of heat radiating sections, and a heat input side of the plurality of the cooling panels is the coil section. It is arranged so that it touches the center of.
- the inventions of claims 5 and 11 are characterized in that the cooling panel is formed such that the heat conducting element is in contact with a side surface of the coil part and a holder part holding the coil part. To do.
- the inventions of claims 6 and 12 are characterized in that the heat conducting element also has a heat pipe force formed in an internal space of the cooling panel.
- the invention according to claim 7 is a coil portion in which a plurality of coils are arranged in parallel, a magnet yoke portion in which a plurality of permanent magnets are arranged in parallel so as to face the coil row, and the coil portion is cooled.
- the stage apparatus which has a linear motor which has a coil cooling part which performs, a slider driven by the linear motor, a stage which moves with the slider, and a guide part which guides movement of the stage, the coil cooling part Is connected to the cooling panel having a heat conduction element formed so as to release the heat of the coil part to the outside. And a heat dissipating part that dissipates heat from the heat conducting element to the outside.
- the cooling panel having the heat conducting element formed so as to release the heat of the coil section to the outside, and the heat from the heat conducting element are radiated to the outside connected to the cooling panel. Therefore, it is possible to prevent a decrease in driving force by efficiently radiating the heat of the coil part to the outside with a compact structure and suppressing the temperature rise of the coil part, and the adjacent coils are different from each other. Even when they are arranged so as to overlap each other, the coil part can be sufficiently cooled.
- FIG. 1 is a plan view showing a stage apparatus to which an embodiment of a linear motor according to the present invention is applied.
- FIG. 2 is an enlarged front view showing the configurations of the linear motor 20 and the guide part 30.
- FIG. 3 is an enlarged plan view showing configurations of the linear motor 20 and the guide part 30.
- FIG. 4 is a longitudinal sectional view showing the configuration of the linear motor 20.
- FIG. 5 is a perspective view showing the configuration of the linear motor 20.
- FIG. 6 is a front view showing an appearance of a coil section 60.
- FIG. 7 is a side view showing the appearance of a coil section 60.
- FIG. 8 is a perspective view showing the appearance of a coil section 60.
- FIG. 9 is a front view showing the configuration of the cooling panel 53.
- FIG. 10 is a longitudinal sectional view taken along line AA in FIG.
- FIG. 11 is a perspective view showing a configuration of a coil 66.
- FIG. 12 is a perspective view showing a state in which two rows of coils are combined.
- FIG. 13 is a side view of Example 2 of the linear motor.
- FIG. 14 is a side view of Example 3 of the linear motor.
- FIG. 1 is a plan view showing a stage apparatus to which an embodiment of a linear motor according to the present invention is applied.
- the stage apparatus 10 is an XY stage, and includes a base 14 fixed on a concrete base, a movable part 16 that moves on the base 14, and both ends of the movable part 16. And a pair of linear motors 20 for driving in the Y direction.
- the movable part 16 includes a slider 18 driven by the linear motor 20, a Y slider 24 horizontally mounted in the X direction orthogonal to the moving direction so as to connect the sliders 18, and an X on the Y slider 24. With rider 26 moving in the direction.
- the slider 18 is supported by the guide rail 50 of the guide portion 30 extending in the Y direction so as to be slidable in the Y direction, and the coil portion 60 of the linear motor 20 is attached thereto.
- the movable part 16 is driven in the Y direction by the driving force of the linear motor 20 while the sliders 18 provided at the left and right ends are guided by the guide part 30. Therefore, in the movable part 16, the sliders 18 disposed at both ends are simultaneously driven by the driving force of the linear motor 20, whereby the left and right sliders 18 are translated.
- the linear motor 20 is composed of a permanent magnet 46 fixed to the inner surface of a coil portion 60 and a yoke 44 that is also supported by the upper end of the motor support portion 34 and also has a U-shaped force.
- magnet units 56 (see FIG. 4) arranged at equal intervals.
- the coil 66 (see FIG. 11) of the coil unit 60 is disposed so as to face the permanent magnet 46, and generates a thrust (driving force) in the Y direction with respect to the permanent magnet 46 by applying a driving voltage.
- the linear motor 20 generates a Lorentz force against the permanent magnet 46 from the coil section 60. It is configured to apply a driving force in the Y direction to the slider 18 by generating the same.
- the linear motor 20 can generate a driving force so that the slider 18 travels in the heel direction at a constant speed by controlling the voltage applied to the coil 66 of the coil unit 60.
- the movable portion 16 has a slider 18 formed so as to surround four sides of the guide rail 50 extending in the heel direction.
- the slider 18 has a first hydrostatic air bearing 52 and a second hydrostatic air bearing 54.
- the first hydrostatic air bearing 52 injects compressed air between the upper surface 50-1 of the guide rail 50 and supports the slider 18 in a floating state upward.
- the second static pressure air bearing 54 injects compressed air between the slider 18 and the right side surface 50-2 of the guide rail 50 to support the movable portion 16 in a floating state.
- the slider 18 has a guide surface that faces each surface of the guide rail 50 via a minute gap. Accordingly, the compressed air injected into the gap from the static pressure air bearing 54 presses the guide surface of the slider 18 with a predetermined pressure. As a result, the slider 18 is floatingly supported with respect to the guide rail 50 through a minute gap, so that it can move in the ⁇ direction with almost no friction and in a non-contact state.
- the linear scale 22 for detecting the moving position of the slider 18 includes a position detection plate 22a provided on the right side surface 50-2 of the guide rail 50 extending in the heel direction, and a position detection plate 22a. It consists of a sensor 22b that detects the number of slits. Since the sensor 22b is attached to the slider 18, the sensor 22b outputs the number of pulses corresponding to the number of slits arranged in a line at predetermined intervals as a detection signal.
- FIG. 4 is a longitudinal sectional view showing the configuration of the linear motor 20.
- FIG. 5 is a perspective view showing the configuration of the linear motor 20.
- the coil portion 60 is formed by integrally forming two rows of coils 66 with a mold 63 and extends in the traveling direction (Y direction).
- the coil unit 60 has a cooling panel 53 attached to the left and right side surfaces, and a coil holder 64 that holds the upper part. The surfaces of the coil 66 and the cooling panel 53 are covered with the mold 63! /, So the cooling panel 53 is hidden from view!
- the magnet unit 56 has a configuration in which a base yoke 58 and a side yoke 59 are combined in a U shape, and the magnet 46 is attached to the inner wall of the side yoke 59. Therefore, the magnet 46 fixed inside the side yoke 59 standing on both sides of the base yoke 58 is It arrange
- FIG. 6 is a front view showing the appearance of the coil section 60.
- FIG. 7 is a side view showing the appearance of the coil section 60.
- FIG. 8 is a perspective view showing the appearance of the coil unit 60.
- the coil portion 60 is provided inside the mold 63 with a cooling panel 53.
- the cooling panel 53 and the heat radiating section 55 constitute a coil cooling section 57.
- the cooling panel 53 is disposed on the left and right side surfaces of the coil unit 60 and is housed in the mold 63.
- the cooling panel 53 can have as large a contact area as possible with respect to the coil 66, the cooling capacity can be increased accordingly. Further, the cooling panel 53 may be provided only on one side of the coil part 60 according to the amount of heat generated by the coil 66 or may be provided on both sides of the coil part 60.
- the cooling panel 53 also has a flat heat pipe force formed in a thin plate shape, and a heat conduction element using the principle of the heat pipe is provided in the internal space, and a conduit for circulating the refrigerant is used. Since there is no need to provide a heat exchanger or the like, the structure is compact. As shown in FIG. 7, the cooling panel 53 has a heat input side 53a on the right end side and a heat dissipation side 53b on the left end side. Therefore, the heat of the coil 66 is transferred from the right end side of the cooling panel 53 to the left end side, so that the heat inside the coil 66 moves to the right end side and is conducted to the heat input side 53a of the cooling panel 53.
- the heat dissipating part 55 includes a first heat sink 55a fixed to the end of the coil part 60, and a second heat sink 55b fixed to the end face of the first heat sink 55a by a fastening member such as a screw. Consists of.
- the first and second heat sinks 55a and 55b are formed in a T shape corresponding to the shape of the end portion of the coil portion 60, and are configured to prevent the movement of the coil portion 60.
- the heat sinks 55a and 55b It is made of a metal with high conductivity and good workability (for example, copper or aluminum alloy). Further, the heat sinks 55a and 55b may have a block shape, or may have a configuration in which a plurality of heat dissipating fins are provided to increase the heat dissipating area.
- FIG. 9 is a front view showing the configuration of the cooling panel 53.
- FIG. 10 is a longitudinal sectional view taken along line AA in FIG.
- the inside of the cooling panel 53 is kept in a vacuum, and for example, a liquid such as pure water is injected.
- This liquid is vaporized by the heat of the heat input side 53a and moves to the heat dissipation side 53b, thereby removing the heat of vaporization of the heat input side 53a and carrying it to the heat dissipation side 53b.
- the heat radiating side 53b is cooled by the heat sinks 55a and 55b, the vapor is returned to the liquid at the heat radiating side 53b to radiate heat.
- the liquid aggregated on the heat radiation side 53b returns to the heat input side 53a by capillary action.
- the cooling panel 53 is formed in a flat plate shape with high heat conductivity and metal (for example, copper), and its internal space is defined in three passages by a pair of partition walls 53c. .
- These channels include a pair of steam passages 53d for moving steam from the heat input side 53a to the heat dissipation side 53b, and a reflux passage 53e for moving liquid from the heat dissipation side 53b to the heat input side 53a. Is formed.
- a reflux passage 53e is formed between the pair of steam passages 53d, and each of them extends in the horizontal direction. Further, both ends of the reflux passage 53e and the vapor passage 53d are in communication with each other, and vapor or liquid can flow therethrough. Also, since the return passage 53e is inserted with an ultrafine wire wick (not shown) in which copper wires are bundled, the reflux speed of the liquid is accelerated by capillary action! RU
- the cooling panel 53 can efficiently release the heat generated in the coil 66 to the heat sinks 55a and 55b by the heat pipe principle, thereby cooling the coil 66, thereby suppressing the temperature rise of the coil 66. It becomes possible.
- FIG. 11 is a perspective view showing the configuration of the coil 66.
- FIG. 12 is a perspective view showing a state in which two rows of coils are combined.
- the coil 66 is formed in a U shape with both sides bent by 90 degrees, and each of the two coil arrays 60A, 60B arranged in parallel in the traveling direction (X direction). Coils 66 are arranged opposite to each other in a direction different by 180 degrees.
- the coil 66 of the first coil group 60A and the coil 66 of the second coil group 60B are combined so as to be alternately fitted.
- the cooling panel 53 described above is attached to the straight portion 66A of the coil 66. Since the coil 66 is attached, the side force is also cooled.
- the coil 66 has a so-called saddle type structure in which a copper wire is wound in a rectangular shape and both sides are bent by 90 degrees. More specifically, the coil 66 includes a straight portion 66A, a pair of bent portions 66B that are bent at both ends of the straight portion 66A, and a recess 66C formed between the straight portions 66A on both sides. It is formed. Accordingly, as shown in FIG. 12, the linear portion 66A of the coil 66 of the first coil row 60A is fitted into the recess 66C of the coil 66 of the second coil row 60B.
- linear portion 66A of the coil 66 of the second coil row 60B is fitted into the recess 66C of the coil 66 of the first coil row 60A.
- the linear portions 66A of the coils 66 of the first coil row 60A and the linear portions 66A of the coils 66 of the second coil row 60B are alternately combined so as to overlap each other.
- the coils 66 are not connected to each other and are disassembled, so that the coils 66 are coiled together with the cooling panel 53 in the coil housing portion 6 2 (see FIG. 4). (See).
- each coil 66 is efficiently cooled by the cooling panel 53 attached to the side surface and the heat release part 55 attached to the end part, and the temperature rise is suppressed.
- the coil section 60 has a compact configuration, which suppresses an increase in resistance of each coil 66 due to heat generation, can prevent a reduction in thrust due to heat of the linear motor 20B, and is not affected by heat generation. High thrust can be achieved and stable torque can be obtained.
- the cooling panel 53 can directly cool the coil portion 60 by taking the temperature thereof, so that even when the movable stage 18 is moved at a high speed by generating a high torque, the cooling panel 53 can be cooled. Sufficient cooling performance against the heat generation of Lu 66 can be obtained.
- the linear motor 20B even if the coil shape is complicated in order to eliminate the torque shortage, the peripheral force of the coil 66 can be efficiently cooled. As a result, the linear motor 20B can simultaneously solve the two problems of realizing high-speed precise movement control by increasing torque and preventing thrust drop due to cooling of the coil 66. Further, by providing the cooling panel 53 on the side surface of the coil 66, radiation (radiation) from the coil 66 can be prevented, and the influence of heat on the surroundings can be reduced.
- FIG. 13 is a side view of the second embodiment.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the coil unit 60 of the second embodiment has a pair of cooling panels 53 attached to the side surface symmetrically. Therefore, a total of four cooling panels 53 are attached to both sides of the coil portion 60.
- Each of the four cooling panels 53 is attached so that the heat input side 53a is located at the center of the side surface of the coil part 60, and is attached so that the heat radiation side 53b is located at the end of the coil part 60. ing. Further, heat radiating portions 55 connected to the heat radiating side 53b of each cooling panel 53 are attached to both ends of the coil portion 60.
- the four cooling panels 53 are provided on both sides of the coil part 60, it becomes possible to intensively cool the central part of the coil part 60 where the temperature rise is greatest. .
- the cooling panel 53 can effectively suppress the temperature rise of the coil 66, and the cooling effect can be enhanced more than that of the first embodiment described above.
- the plurality of (four in the present embodiment) cooling panels 53 can efficiently cool the heat generated by the applied voltage of the coil 66 with the central partial force of the coil portion 60. Therefore, sufficient cooling performance can be obtained even when a high torque is generated and the slider 18 is moved at a high speed.
- FIG. 14 is a longitudinal sectional view of Example 3.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.
- the coil portion 60 of the third embodiment is attached so that the cooling panel 70 cools the straight portion 66A and the upper bent portion 66B of the coil 66.
- the lower part of the cooling panel 70 is the heat input side 70a, and the upper part is the heat dissipation side 70b.
- the vapor passage and the reflux passage are formed to extend in the vertical direction, and the liquid injected into the internal passage becomes vapor by the heat of the lower heat input side 70a.
- the heat release side 70b By moving to the heat release side 70b, the heat of vaporization on the heat input side 70a is taken away.
- the heat radiating side 70b of the part is connected to the coil holder 64, it functions as a coil holder 64 force heat sink and is cooled. For this reason, the vapor is returned to the liquid at the heat radiating side 70b to dissipate the heat.
- the liquid aggregated on the heat radiating side 70b returns to the heat input side 70a due to capillary action and gravity.
- cooling panels 53 and 70 also have a heat pipe force
- the present invention is not limited to this, and a panel-shaped cooling unit includes a heat conduction element other than the heat pipe.
- a heat conduction element other than the heat pipe.
- things can be used.
- the force described for the moving coil type linear motor is applicable to the moving magnet type linear motor.
- the force described for the coreless type coil portion is not limited to this, and the present invention can of course be applied to a configuration using a cored die.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Linear Motors (AREA)
- Motor Or Generator Cooling System (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US11/599,513 US7462959B2 (en) | 2004-07-12 | 2006-11-15 | Linear motor and stage device using the linear motor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-204744 | 2004-07-12 | ||
JP2004204744A JP2006033910A (ja) | 2004-07-12 | 2004-07-12 | リニアモータ及びこのリニアモータを用いたステージ装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/599,513 Continuation US7462959B2 (en) | 2004-07-12 | 2006-11-15 | Linear motor and stage device using the linear motor |
Publications (1)
Publication Number | Publication Date |
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WO2006006401A1 true WO2006006401A1 (ja) | 2006-01-19 |
Family
ID=35783745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/011938 WO2006006401A1 (ja) | 2004-07-12 | 2005-06-29 | リニアモータ及びこのリニアモータを用いたステージ装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7462959B2 (ja) |
JP (1) | JP2006033910A (ja) |
CN (1) | CN1965459A (ja) |
TW (1) | TWI282655B (ja) |
WO (1) | WO2006006401A1 (ja) |
Families Citing this family (15)
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BRPI0913051B1 (pt) * | 2008-05-23 | 2020-06-23 | Thyssenkrupp Elevator Corporation | Aparelho para amortecer as oscilações de um carro de elevador |
TWI408873B (zh) * | 2010-01-25 | 2013-09-11 | Chieftek Prec Co Ltd | 線性馬達線圈組合件構造 |
DE112010005364T5 (de) * | 2010-03-10 | 2013-03-28 | Kuroda Precision Industries Ltd. | Parallelschiebevorrichtung mit einer Druckluftlinearführung, Steuerverfahren dafür und Messvorrichtung, welche diese verwendet |
CN102201713B (zh) * | 2010-03-22 | 2015-05-13 | 直得科技股份有限公司 | 线性马达线圈组合件构造 |
CN102214975B (zh) * | 2010-04-09 | 2013-01-23 | 上海微电子装备有限公司 | 一种直线电机冷却结构 |
US20130334901A1 (en) * | 2010-12-28 | 2013-12-19 | Alexei Stadnik | Ironless electrical machines with internal water cooled winding between two magnet rows |
TWI514725B (zh) * | 2013-12-19 | 2015-12-21 | Delta Electronics Inc | 線性馬達及其適用之馬達組 |
US20160013694A1 (en) * | 2014-07-10 | 2016-01-14 | Metropolitan Industries, Inc. | Deeply nested coil arrays for motors and generators |
CN105827047B (zh) * | 2015-01-06 | 2018-08-24 | 大银微系统股份有限公司 | 多叠绕式线圈气冷式线性马达的改良构造 |
EP3331801A1 (en) * | 2015-08-07 | 2018-06-13 | Otis Elevator Company | Elevator linear propulsion system with cooling device |
CN106411013A (zh) * | 2016-04-25 | 2017-02-15 | 深圳安格锐电气有限公司 | 一种嵌入式工字型线圈的无铁芯直线电机 |
WO2020044685A1 (ja) * | 2018-08-30 | 2020-03-05 | 住友重機械工業株式会社 | ステージ装置 |
JP7321847B2 (ja) * | 2019-09-04 | 2023-08-07 | キヤノン株式会社 | リニアアクチュエータ |
CN111564947A (zh) * | 2020-05-19 | 2020-08-21 | 广州市昊志机电股份有限公司 | 一种无铁芯圆弧直线电机和驱动装置 |
CN115208132A (zh) * | 2022-08-08 | 2022-10-18 | 广东畅能投资控股有限公司 | 一种基于均热板散热的直线电机和直线电机的散热方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0662786U (ja) * | 1993-01-29 | 1994-09-02 | 株式会社安川電機 | 同期リニアモータ |
DE19604643A1 (de) * | 1996-02-08 | 1997-08-14 | Krauss Maffei Ag | Linearmotor mit integrierter Kühlung |
JP2002010618A (ja) * | 2000-06-16 | 2002-01-11 | Canon Inc | リニアモータ、及びこれを有するステージ装置、露光装置 |
JP2002171742A (ja) * | 2000-11-30 | 2002-06-14 | Shicoh Eng Co Ltd | コイル可動型リニアモータ及びその移動子の製造方法 |
JP2002238238A (ja) * | 2001-02-06 | 2002-08-23 | Yaskawa Electric Corp | リニアモータの冷却装置 |
JP2003224961A (ja) * | 2002-01-28 | 2003-08-08 | Canon Inc | リニアモータ、ステージ装置、露光装置及びデバイス製造方法 |
JP2005137105A (ja) * | 2003-10-30 | 2005-05-26 | Yaskawa Electric Corp | キャンド・リニアモータ電機子およびキャンド・リニアモータ |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2630877B2 (ja) | 1990-08-24 | 1997-07-16 | 持田製薬株式会社 | 光学活性なトリアゾール誘導体および組成物 |
JPH0817675B2 (ja) | 1991-05-16 | 1996-02-28 | 清 鑓水 | 山の芋の脱皮方法および包装山の芋 |
JPH05191961A (ja) | 1992-01-09 | 1993-07-30 | Canon Inc | リニアモーターおよびこれを用いたxy駆動テーブル |
JPH10323012A (ja) | 1997-05-20 | 1998-12-04 | Yaskawa Electric Corp | リニアモータ |
JPH11243677A (ja) | 1998-02-23 | 1999-09-07 | Makusamu Kk | 同軸リニアモータ |
JP2000050613A (ja) | 1998-07-29 | 2000-02-18 | Shicoh Eng Co Ltd | リニアモータ |
TW463447B (en) | 1999-05-19 | 2001-11-11 | Mirae Corp | Linear motor |
US6590355B1 (en) * | 1999-06-07 | 2003-07-08 | Nikon Corporation | Linear motor device, stage device, and exposure apparatus |
JP3832556B2 (ja) * | 2000-02-25 | 2006-10-11 | 株式会社安川電機 | キャンド・リニアモータ |
JP3459979B2 (ja) | 2000-03-29 | 2003-10-27 | 住友重機械工業株式会社 | コイル冷却ジャケットのシール構造 |
JP2001327152A (ja) | 2000-05-12 | 2001-11-22 | Yaskawa Electric Corp | リニアモータ |
JP3955427B2 (ja) | 2000-06-16 | 2007-08-08 | 住友重機械工業株式会社 | リニアモータ用コイルユニットの単体コイル及びその巻き型 |
TWI245482B (en) * | 2000-11-21 | 2005-12-11 | Yaskawa Electric Corp | Linear motor |
JP4811550B2 (ja) | 2001-08-20 | 2011-11-09 | 株式会社安川電機 | リニアモータ電機子およびリニアモータ |
JP3750793B2 (ja) | 2000-11-21 | 2006-03-01 | 株式会社安川電機 | リニアモータ |
JP3891545B2 (ja) * | 2001-07-10 | 2007-03-14 | キヤノン株式会社 | リニアモータ |
JP3849932B2 (ja) * | 2002-08-12 | 2006-11-22 | キヤノン株式会社 | 移動ステージ装置 |
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2004
- 2004-07-12 JP JP2004204744A patent/JP2006033910A/ja active Pending
-
2005
- 2005-04-14 TW TW094111905A patent/TWI282655B/zh not_active IP Right Cessation
- 2005-06-29 WO PCT/JP2005/011938 patent/WO2006006401A1/ja active Application Filing
- 2005-06-29 CN CNA2005800189578A patent/CN1965459A/zh active Pending
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2006
- 2006-11-15 US US11/599,513 patent/US7462959B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0662786U (ja) * | 1993-01-29 | 1994-09-02 | 株式会社安川電機 | 同期リニアモータ |
DE19604643A1 (de) * | 1996-02-08 | 1997-08-14 | Krauss Maffei Ag | Linearmotor mit integrierter Kühlung |
JP2002010618A (ja) * | 2000-06-16 | 2002-01-11 | Canon Inc | リニアモータ、及びこれを有するステージ装置、露光装置 |
JP2002171742A (ja) * | 2000-11-30 | 2002-06-14 | Shicoh Eng Co Ltd | コイル可動型リニアモータ及びその移動子の製造方法 |
JP2002238238A (ja) * | 2001-02-06 | 2002-08-23 | Yaskawa Electric Corp | リニアモータの冷却装置 |
JP2003224961A (ja) * | 2002-01-28 | 2003-08-08 | Canon Inc | リニアモータ、ステージ装置、露光装置及びデバイス製造方法 |
JP2005137105A (ja) * | 2003-10-30 | 2005-05-26 | Yaskawa Electric Corp | キャンド・リニアモータ電機子およびキャンド・リニアモータ |
Also Published As
Publication number | Publication date |
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US20070056958A1 (en) | 2007-03-15 |
JP2006033910A (ja) | 2006-02-02 |
CN1965459A (zh) | 2007-05-16 |
TW200607211A (en) | 2006-02-16 |
US7462959B2 (en) | 2008-12-09 |
TWI282655B (en) | 2007-06-11 |
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