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400-Day Clocks: The Timeless Mechanics of Torsion Pendulum Timepieces Summary： Discover the fascinating world of 400-day clocks, also known as anniversary clocks. Learn about their unique torsion pendulum design, history, and how they keep time for over a year on a single wind. 400-Day Clocks: The Timeless Mechanics of Torsion Pendulum Timepieces   When it comes to precision and elegance in timekeeping, few clocks can rival the 400-day clock. Also known as anniversary clocks, these mechanical marvels are renowned for their ability to run for over a year on a single wind. But what makes them so unique? Let’s explore the fascinating world of 400-day clocks, from their intricate mechanics to their rich history. What is a 400-Day Clock? A 400-day clock is a mechanical clock that uses a torsion pendulum instead of a traditional swinging pendulum. This design allows the clock to operate with minimal energy, enabling it to keep time for approximately 400 days (or just over a year) before ...

400 & 1000 Day Clocks: The Ultimate Guide to Long-Duration Timepieces Explore the beauty and longevity of 400 & 1000 day clocks. Understand their intricate design, history, and how they run for years with minimal winding. Types of 400 & 1000 Day Clocks: A Unique Tradition in Timekeeping   400 and 1000-day clocks are fascinating timepieces that capture the beauty of mechanical engineering and historical craftsmanship. Unlike traditional clocks that require daily winding, these clocks use a special mechanism that allows them to run for an extended period of time, sometimes for several years, with minimal intervention. In this article, we will explore the unique features, history, and significance of these extraordinary clocks. What Are 400 & 1000 Day Clocks? 400 and 1000-day clocks, often called "long-duration" clocks, are designed to run without being wound daily. The 400-day clock runs for about a year on a single winding, while the 1000-day clock can operate ...