JPH0416257Y2 - - Google Patents
Info
- Publication number
- JPH0416257Y2 JPH0416257Y2 JP1984034291U JP3429184U JPH0416257Y2 JP H0416257 Y2 JPH0416257 Y2 JP H0416257Y2 JP 1984034291 U JP1984034291 U JP 1984034291U JP 3429184 U JP3429184 U JP 3429184U JP H0416257 Y2 JPH0416257 Y2 JP H0416257Y2
- Authority
- JP
- Japan
- Prior art keywords
- output
- tape
- light
- transistor
- circuit
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 16
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
- G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
- G11B15/08—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape by photoelectric sensing
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984034291U JPS60146935U (ja) | 1984-03-09 | 1984-03-09 | テ−プエンド検出機構 |
EP85102481A EP0157201B1 (en) | 1984-03-09 | 1985-03-05 | Tape end detecting device |
DE8585102481T DE3574517D1 (de) | 1984-03-09 | 1985-03-05 | Bandendetektor. |
US06/709,258 US4570876A (en) | 1984-03-09 | 1985-03-07 | Tape end detecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984034291U JPS60146935U (ja) | 1984-03-09 | 1984-03-09 | テ−プエンド検出機構 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60146935U JPS60146935U (ja) | 1985-09-30 |
JPH0416257Y2 true JPH0416257Y2 (US08124630-20120228-C00102.png) | 1992-04-13 |
Family
ID=12410050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984034291U Granted JPS60146935U (ja) | 1984-03-09 | 1984-03-09 | テ−プエンド検出機構 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4570876A (US08124630-20120228-C00102.png) |
EP (1) | EP0157201B1 (US08124630-20120228-C00102.png) |
JP (1) | JPS60146935U (US08124630-20120228-C00102.png) |
DE (1) | DE3574517D1 (US08124630-20120228-C00102.png) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6251065A (ja) * | 1985-08-29 | 1987-03-05 | Anritsu Corp | 磁気テ−プリ−ル逆插入検出装置 |
US4721970A (en) * | 1986-07-01 | 1988-01-26 | American Electronics, Inc. | End of film detection device |
US4905106A (en) * | 1986-08-28 | 1990-02-27 | Canon Kabushiki Kaisha | Device for detecting light transmissivity of detected object and record and/or reproducing apparatus using same |
JPH0610504Y2 (ja) * | 1986-08-28 | 1994-03-16 | キヤノン株式会社 | 光検出装置 |
JP2685444B2 (ja) * | 1987-04-06 | 1997-12-03 | ソニー株式会社 | 磁気テープカセツト |
DE3808744A1 (de) * | 1987-07-16 | 1989-09-28 | Agfa Gevaert Ag | Pruefeinrichtung fuer magnetband-cassetten |
DE3912999A1 (de) * | 1989-04-20 | 1990-10-25 | Thomson Brandt Gmbh | Recorder mit bandsensoren fuer schaltvorgaege |
US5152477A (en) * | 1990-08-01 | 1992-10-06 | Yeh Tsun W | Electronic detection device for detecting the ending of the rewinding of a video cassette rewinder |
JP2825340B2 (ja) * | 1990-11-22 | 1998-11-18 | キヤノン株式会社 | テープ端検出装置 |
DE4410279C1 (de) * | 1994-03-24 | 1995-06-14 | Sonopress Prod | Verfahren und Vorrichtung zum Prüfen der Schnittstellenlage von in Kassetten konfektionierten Magnetbändern |
JPH08111047A (ja) | 1994-10-12 | 1996-04-30 | Hitachi Ltd | 磁気記録再生装置 |
US6134941A (en) * | 1998-03-23 | 2000-10-24 | Motorola, Inc. | Method of testing sensors and apparatus therefor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3696981A (en) * | 1968-09-05 | 1972-10-10 | Singer Co | Film position and break detector |
US3642226A (en) * | 1968-11-20 | 1972-02-15 | Sanyo Electric Co | Automatic stop device for a magnetic tape recorder |
US3539084A (en) * | 1968-11-25 | 1970-11-10 | Synergistics Inc | Sensing device |
US3694585A (en) * | 1970-08-19 | 1972-09-26 | Sandor Goldner | Cassette tape playout sensing, indication and protecting means |
US3834649A (en) * | 1972-09-05 | 1974-09-10 | Electrohome Ltd | Control network |
US3861619A (en) * | 1972-11-02 | 1975-01-21 | Minnesota Mining & Mfg | Magnetic tape position sensing |
CA1077618A (en) * | 1975-12-13 | 1980-05-13 | Victor Company Of Japan | Detection device for detecting ends of a cassette tape |
US4111378A (en) * | 1977-06-02 | 1978-09-05 | Xerox Corporation | Means and method for providing indicating of end portion of web material |
JPS55147763U (US08124630-20120228-C00102.png) * | 1979-04-11 | 1980-10-23 | ||
US4343024A (en) * | 1980-05-08 | 1982-08-03 | Tsutomu Kawai | Device for detecting tape end of magnetic recording apparatus |
US4492993A (en) * | 1982-12-14 | 1985-01-08 | Rosstream Research Associates, Ltd. | Magnetic recording tape and corresponding method providing indication of end-of-tape conditions |
NL8300947A (nl) * | 1983-03-16 | 1984-10-16 | Philips Nv | Optische bandeindedetektieinrichting. |
-
1984
- 1984-03-09 JP JP1984034291U patent/JPS60146935U/ja active Granted
-
1985
- 1985-03-05 EP EP85102481A patent/EP0157201B1/en not_active Expired
- 1985-03-05 DE DE8585102481T patent/DE3574517D1/de not_active Expired - Lifetime
- 1985-03-07 US US06/709,258 patent/US4570876A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS60146935U (ja) | 1985-09-30 |
EP0157201B1 (en) | 1989-11-29 |
US4570876A (en) | 1986-02-18 |
DE3574517D1 (de) | 1990-01-04 |
EP0157201A1 (en) | 1985-10-09 |
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