KR0133875Y1 - 릴디스크의 회전속도 감지장치 - Google Patents
릴디스크의 회전속도 감지장치 Download PDFInfo
- Publication number
- KR0133875Y1 KR0133875Y1 KR2019930015767U KR930015767U KR0133875Y1 KR 0133875 Y1 KR0133875 Y1 KR 0133875Y1 KR 2019930015767 U KR2019930015767 U KR 2019930015767U KR 930015767 U KR930015767 U KR 930015767U KR 0133875 Y1 KR0133875 Y1 KR 0133875Y1
- Authority
- KR
- South Korea
- Prior art keywords
- reel disk
- reel
- light
- grooves
- present
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/486—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
- G11B23/42—Marks for indexing, speed-controlling, synchronising, or timing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Abstract
Description
Claims (1)
- 릴디스크와, 릴디스크의 저면으로 광을 조사하고 이로부터 반사된 광으로부터 릴디스크의 회전속도를 감지하는 광센서를 구비하여 된 릴디스크의 회전속도 감지장치에 있어서, 상기 릴디스크(10)의 저면에, 방사상으로 다수개의 홈(11)이 형성되고, 이 홈(11)의 바닥면에 상기 광센서(20)로부터 조사되는 광을 난반사시키는 경사면(12)이 형성된 것을 특징으로 하는 릴디스크의 회전속도 감지장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930015767U KR0133875Y1 (ko) | 1993-08-16 | 1993-08-16 | 릴디스크의 회전속도 감지장치 |
US08/278,223 US5497080A (en) | 1993-08-16 | 1994-07-21 | Rotation velosity sensor for a tape reel disk in which light is reflected off of the reel disk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930015767U KR0133875Y1 (ko) | 1993-08-16 | 1993-08-16 | 릴디스크의 회전속도 감지장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950007194U KR950007194U (ko) | 1995-03-21 |
KR0133875Y1 true KR0133875Y1 (ko) | 1999-03-20 |
Family
ID=19361270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019930015767U KR0133875Y1 (ko) | 1993-08-16 | 1993-08-16 | 릴디스크의 회전속도 감지장치 |
Country Status (2)
Country | Link |
---|---|
US (1) | US5497080A (ko) |
KR (1) | KR0133875Y1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19915252A1 (de) * | 1999-04-03 | 2000-10-05 | Schlafhorst & Co W | Stützscheibe und Verfahren zur Herstellung der Stützscheibe |
ES2293878T3 (es) * | 1999-09-28 | 2008-04-01 | Snap-On Equipment Gmbh | Maquina de equilibrado de ruedas para una rueda de automovil con codificador angular compacto. |
US6750446B2 (en) * | 2001-01-17 | 2004-06-15 | Fuji Photo Film Co., Ltd. | Ultrasonic-welding apparatus, optical sensor and rotation sensor for the ultrasonic-welding apparatus |
JP2005003539A (ja) * | 2003-06-12 | 2005-01-06 | Sharp Corp | 回転検出装置、及びそれを用いた入力機器 |
JP5376593B2 (ja) * | 2009-11-09 | 2013-12-25 | 公立大学法人首都大学東京 | 磁気共鳴エラストグラム(mre)の作成方法及び作成装置、並びに磁気共鳴エラストグラム(mre)作成用のボールバイブレータ |
US20170189123A1 (en) * | 2016-01-06 | 2017-07-06 | Biosense Webster (Israel) Ltd. | Optical Registration of Rotary Sinuplasty Cutter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4387299A (en) * | 1979-06-25 | 1983-06-07 | Yazaki Sogyo Kabushiki Kaisha | Travel-distance signal generator for vehicles |
-
1993
- 1993-08-16 KR KR2019930015767U patent/KR0133875Y1/ko not_active IP Right Cessation
-
1994
- 1994-07-21 US US08/278,223 patent/US5497080A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5497080A (en) | 1996-03-05 |
KR950007194U (ko) | 1995-03-21 |
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