摘要 |
A rotary switch (1) has a shaft sliding axially on which is fixed a display disk (1a) following the movements of the shaft and having symbols (1b) for different vessel conditions. A three-colored lantern (A1), red and green sidelights (B1,B2), a white top light (B3), a white stern lamp (B4) and an anchor lamp (C1) can all be switched by positions (A,B,C) changed by turning.
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