| 摘要 |
2054194 9013879 PCTABS00002 A location marker (10) is disclosed comprising a casing (11), a switch assembly (30) and a lens (50) enclosing a flashable strobe lamp (12). The location maker is powered by batteries (15) and an electronic circuit (60) converts the battery voltage to a trigger voltage for illumination of the strobe lamp (12). The switch assembly (30) is non-intrusive and maintains water tight integrity inside the casing (11). An embodiment of a RF transmitting location marker is also disclosed using transmitter circuit (85) and antenna (90, 95).
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