发明名称 |
Safety marker for divers |
摘要 |
A safety marker for divers comprising detection means (5) designed to emit electrical signals upon the appearance of an element dangerous to the divers within a specific zone around said marker, means (8) for shaping these signals to control signalling means (6, 7) arranged on one hand at the surface to signal the presence of divers and on the other hand below surface to signal the presence of a danger to the divers.
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申请公布号 |
US4464129(A) |
申请公布日期 |
1984.08.07 |
申请号 |
US19810326377 |
申请日期 |
1981.12.01 |
申请人 |
SOCIETE SYSELEC (S.A.R.L.) |
发明人 |
VANCHERI, PATRICE;LEFEBVRE, HENRI |
分类号 |
B63B22/16;B63B45/02;B63C7/26;B63C11/26;G08B5/00;(IPC1-7):B63B45/00 |
主分类号 |
B63B22/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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