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clock with the magnetic north is discovered.
clock with the magnetic north is discovered.
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机译:带有磁性北极的时钟被发现。
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摘要
The watch includes a device(14) for indicating terrestrial magnetic north. The device is arranged in the watch housing(32) in a peripheral region lateral to the watch movement(2). The device includes a permanent magnet(16) mounted on a shaft(18) and a direction indicator(24) fixed to the shaft(18). The watch is designed firstly to indicate magnetic north, secondly a direction which the user wants to follow and thirdly the direction of Mecca from any position on Earth where the user stands. IMAGE
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