A "wheel clock" can refer to a type of mechanical clock using a balance wheel and hairspring for timekeeping, or to a decorative wall clock with a wheel-like design, such as a George Nelson-inspired wall clock or a car enthusiast-themed tire clock. The mechanical type uses a series of gears (wheelwork) and the balance wheel to convert energy from a power source (mainspring or weight) into consistent, forward movement of the hands. The decorative type is an aesthetic object that may contain a standard quartz movement to tell time, but is primarily designed to enhance interior decor.
Mechanical Wheel Clock (Balance Wheel)
Function: A balance wheel is a weighted wheel that rotates back and forth with the help of a spiral balance spring.
Timekeeping: The balance wheel acts as the harmonic oscillator in a mechanical clock, resonating at a constant rate to keep time, similar to a pendulum in larger clocks.
Components: Its part of a larger system called the "wheelwork" or "gear train" which consists of multiple gears and pinions that transmit motion from the power source to the balance wheel and the clocks hands.
Energy Transfer: The escapement mechanism provides energy impulses to the balance wheel, which then allows the gear train to advance by a fixed amount with each swing.