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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0642608 (1975-12-19) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 10 인용 특허 : 0 |
Floating tank top pivotally carrying upwardly projecting weather shield plates around its periphery for biasing outwardly against inside surface of tank wall, has bias mechanism arranged to tilt the plates inwardly in response to fire to expose roof seal at site of fire and help direct fire-fighting
In a floating tank top having a deck pivotally carrying a set of weather shield plates around its periphery and extending upwardly, with bias means urging the plates outwardly so they press against the inner surface of a tank wall in which the top is mounted, the improvement accordingly to which the
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