최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0550239 (2000-04-14) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 1 인용 특허 : 11 |
A pocket recorder is provided for use by aircraft passengers and others that might encounter a tragic experience. The recorder is operated mechanically with a spring drive and includes an audio recording tape. A floatation balloon is contained with the recorder for ejection at a selected depth below
1. A pocket recorder comprising: a housing, a recording tape, a tape reel, said recording tape wound on said tape reel, a spring drive, said spring drive connected to said tape reel, a balloon compartment, said recording tape, tape reel, said spring drive and said balloon compartment contained withi
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