DE69423037D1 - Rotierendes Trommelkopfgerät - Google Patents
Rotierendes TrommelkopfgerätInfo
- Publication number
- DE69423037D1 DE69423037D1 DE69423037T DE69423037T DE69423037D1 DE 69423037 D1 DE69423037 D1 DE 69423037D1 DE 69423037 T DE69423037 T DE 69423037T DE 69423037 T DE69423037 T DE 69423037T DE 69423037 D1 DE69423037 D1 DE 69423037D1
- Authority
- DE
- Germany
- Prior art keywords
- rotating drum
- head device
- drum head
- rotating
- head
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34955693A JPH07201024A (ja) | 1993-12-28 | 1993-12-28 | 回転ドラム装置 |
JP35331193A JP3402502B2 (ja) | 1993-12-30 | 1993-12-30 | 回転ドラム装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69423037D1 true DE69423037D1 (de) | 2000-03-23 |
DE69423037T2 DE69423037T2 (de) | 2000-08-03 |
Family
ID=26578976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69423037T Expired - Fee Related DE69423037T2 (de) | 1993-12-28 | 1994-12-28 | Rotierendes Trommelkopfgerät |
Country Status (4)
Country | Link |
---|---|
US (1) | US5585982A (de) |
EP (1) | EP0661693B1 (de) |
KR (1) | KR950020425A (de) |
DE (1) | DE69423037T2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08273247A (ja) * | 1995-03-27 | 1996-10-18 | Sony Corp | 記録装置 |
US20030053070A1 (en) * | 2001-06-28 | 2003-03-20 | 3M Innovative Properties Company | Quality review method for optical components using a fast system performance characterization |
US6781698B2 (en) * | 2001-06-28 | 2004-08-24 | 3M Innovative Properties Company | Quality review method for optical components using a fast system performance characterization |
JP2005222569A (ja) * | 2004-02-03 | 2005-08-18 | Hitachi Ltd | 回転磁気ヘッドドラム装置及びこれを用いた磁気記録再生装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693227A (en) * | 1968-06-19 | 1972-09-26 | Ecko Science Corp | Fixture for mounting tape guides with respect to helical scanning assembly |
US3976236A (en) * | 1975-04-04 | 1976-08-24 | Telephonax, Inc. | Reversible tape drive apparatus |
NL8800322A (nl) * | 1988-02-10 | 1989-09-01 | Philips Nv | Kantelbare roteerbare magneetkopeenheid. |
US4989110A (en) * | 1989-03-01 | 1991-01-29 | Datatape Incorporated | Full radius carrier to drum contact in a rotary head scanner |
EP0462276B1 (de) * | 1989-03-06 | 1995-05-24 | Nippon Hoso Kyokai | Magnetische aufzeichnung und wiedergabevorrichtung |
EP0558921B2 (de) * | 1992-01-31 | 2003-09-10 | Matsushita Electric Industrial Co., Ltd. | Gerät mit mehreren synchron rotierenden Wellen |
-
1994
- 1994-12-23 US US08/362,905 patent/US5585982A/en not_active Expired - Fee Related
- 1994-12-27 KR KR1019940037535A patent/KR950020425A/ko not_active Application Discontinuation
- 1994-12-28 EP EP94403046A patent/EP0661693B1/de not_active Expired - Lifetime
- 1994-12-28 DE DE69423037T patent/DE69423037T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0661693A2 (de) | 1995-07-05 |
US5585982A (en) | 1996-12-17 |
DE69423037T2 (de) | 2000-08-03 |
EP0661693B1 (de) | 2000-02-16 |
KR950020425A (ko) | 1995-07-24 |
EP0661693A3 (de) | 1995-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |