Why do some watches have locking crowns?

Although it contains a crown of unknown magical powers, it is often referred to as a watch handle. Its glory days must date back to the days when watches were prevalent. It began as a winding device with a watch. Triggering it breathed new life into a static watch, so it was considered a treasure placed at 12 o'clock on the top of the case and was named crown. each watch has a small pin, but it is like a solemn coronation. All as if a solemn coronation had been accomplished. After that, the watch came out to make its specific address was transformed: there are two kinds of crown, one is the rotary crown, the other is the pull crown, the pull crown is more common, because the rotary crown greater advantage is the waterproof index is high, the external threads twisted, waterproof strength, but the two kinds of crowns have different operation methods. We take a look together below.

When you release, the crown pops out. In this specific address, we rotate automatically clockwise is given to our mechanical watch strings. If we pull one to adjust the calendar and the other to adjust the time, but each watch operates in the same way, but it can be said that it is similar because the

Some watches do not have a weekly calendar. When we resume, the clockwise direction can be twisted tight.

Pulling the crown can be done directly by hand, and for watches with calendars, the first gear is to adjust the calendar, and the second gear is to adjust the time, which is simple. Although it looks like an adequate specific address, but the design of the main hand brand has never been mainly sparrow.

　In fact, the watch with the external threaded twisted crown is very good, his waterproof performance hand-pulled good, before setting the time or time or worship, you must first loosen the crown to the specific address IB, then pull the crown to the specific address II, then clockwise automatically rotate until the display of the exact time, counterclockwise automatically rotate until the display of the exact worship. During this operation, your watch will still be working normally again, so do not adjust the time. Pull the crown to the specific address III, is to adjust the time, clockwise automatic rotation or counterclockwise automatic rotation to no need to expect the time. Remember that the back also need to be screwed over oh