KR100274263B1 - 자기베어링모듈에내장되는변위센서 - Google Patents
자기베어링모듈에내장되는변위센서 Download PDFInfo
- Publication number
- KR100274263B1 KR100274263B1 KR1019970070095A KR19970070095A KR100274263B1 KR 100274263 B1 KR100274263 B1 KR 100274263B1 KR 1019970070095 A KR1019970070095 A KR 1019970070095A KR 19970070095 A KR19970070095 A KR 19970070095A KR 100274263 B1 KR100274263 B1 KR 100274263B1
- Authority
- KR
- South Korea
- Prior art keywords
- displacement
- sensor
- magnetic bearing
- bearing module
- guard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
Description
Claims (4)
- 테이블에 고정되는 몸체와, 상기 몸체에 내장되어 가이드와 접촉됨이 없이 상기 테이블을 지지하도록 자기력을 발생하는 전자석으로 구성되는 자기베어링 모듈에 있어서,상기 가이드와의 변위를 측정하도록 원형판으로 형성된 비접촉 정전용량 센서와.상기 몸체에 내장되어 상기 원형판 비접촉 정전용량 센서의 상측이 개방되도록 감싸는 가드를 포함하여 구성함을 특징으로 하는 자기베어링 모듀에 내장되는 변위센서.
- 제 1항에 있어서, 상기 원형판의 비접촉 정전용량 센서는 가드에 안착되도록 그 상측의 외주면에 걸림턱이 형성되고, 그 저면에 십자홈이 형성시킨 것을 특징으로 하는 자기 베어링 모듈에 내장되는 변위 센서.
- 제 1항에 있어서, 상기 가드는 상기 몸체에 마련된 함몰부에 안착되도록 그 상측의 외주면에 복수개의 배출홈을 갖는 걸림턱이 형성되고, 그 저면에 배선공 및 복수개의 관통공이 형성되는 것을 특징으로 하는 자기 베어링 모듈에 내장되는 변위 센서.
- 제 1항에 있어서, 상기 몸체의 함몰부에 가드 및 원형판의 비접촉 정전용량 센서를 내장하고 에폭시로 진공 함침한 후 그 표면을 소정깊이로 가공하여 형성되는 것을 특징으로 하는 자기 베어링 모듈에 내장되는 변위 센서.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970070095A KR100274263B1 (ko) | 1997-12-17 | 1997-12-17 | 자기베어링모듈에내장되는변위센서 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970070095A KR100274263B1 (ko) | 1997-12-17 | 1997-12-17 | 자기베어링모듈에내장되는변위센서 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990050903A KR19990050903A (ko) | 1999-07-05 |
KR100274263B1 true KR100274263B1 (ko) | 2001-01-15 |
Family
ID=40749492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970070095A Expired - Fee Related KR100274263B1 (ko) | 1997-12-17 | 1997-12-17 | 자기베어링모듈에내장되는변위센서 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100274263B1 (ko) |
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1997
- 1997-12-17 KR KR1019970070095A patent/KR100274263B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR19990050903A (ko) | 1999-07-05 |
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