| Original document(20 pages) Authorized document(14 pages) 中文版 |
A window shuttering mechanism for a cassette has a shutter for covering and exposing a window through which a recording medium of the cassette is accessed; first means for holding the shutter in its closed position in which the window is covered; second means for releasing the shutter held by the first means from its closed position when the cassette is inserted into a cassette recording/playback apparatus; and third means for generating and storing a biasing force as the cassette is inserted into the cassette recording/playback apparatus and engaging the shutter immediately before the second means releases the shutter from its closed position through exertion of the stored biasing force to mvoe the shutter to expose the window according to the insertion movement of the cassette. |
Application Number
申请号 |
85106039 |
Application Date
申请日 |
1985.08.12 |
| Title 名称 |
Shuttering mechanism for a cassette |
Publication Number
公开号 |
1009207 |
Publication Date
公开日 |
1987.03.04 |
| Approval Pub. Date |
|
Granted Pub. Date |
1990.10.24 |
| International Classification 分类号 |
G11B23/03 |
Applicant(s) Name
申请人 |
Sony Corp. |
| Address 地址 |
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| Inventor(s) Name 发明人 |
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| Attorney & Agent 代理人 |
CAO GYONGLAI |
| More information 更 多 信 息 |
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