A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element. The advantage of a pendulum for timekeeping is that it...

the world's most accurate timekeeping technology until the 1930s. The pendulum clock invented by Christiaan Huygens in 1656 became the world's standard timekeeper...

(disambiguation) A torsion pendulum clock, more commonly known as an anniversary clock or 400-day clock, is a mechanical clock which keeps time with a mechanism...

the invention of the pendulum clock by Christiaan Huygens. A major stimulus to improving the accuracy and reliability of clocks was the importance of...

clock (also a longcase clock, tall-case clock, grandfather's clock, hall clock or floor clock) is a tall, freestanding, weight-driven pendulum clock,...

such as the swing of pendulums, which had the potential to be more accurate. Oscillating timekeepers keep time for all modern clocks. The verge escapement...

escapement used in pendulum clocks. The escapement is a mechanism in a mechanical clock that maintains the swing of the pendulum by giving it a small...

hands. The impulse action transfers energy to the clock's timekeeping element (usually a pendulum or balance wheel) to replace the energy lost to friction...

and inventor, he improved the design of telescopes and invented the pendulum clock, the most accurate timekeeper for almost 300 years. A talented mathematician...

The Shortt–Synchronome free pendulum clock is a complex precision electromechanical pendulum clock invented in 1921 by British railway engineer William...

of liquid in water clocks, to mechanical clocks, and eventually repetitive, oscillatory processes, such as the swing of pendulums. Oscillating timekeepers...

the brand name of a mechanical torsion pendulum clock manufactured by Jaeger-LeCoultre in Switzerland. The clock gets the energy it needs to run from temperature...

"regulator" clocks gradually replaced the anchor escapement: 181, 441  and is now used in most modern pendulum clocks. The observation that pendulum clocks slowed...

A flying pendulum clock is a clock that uses a flying pendulum escapement mechanism. A small metal ball, connected by string, wraps around one brass post...

A Kater's pendulum is a reversible free swinging pendulum invented by British physicist and army captain Henry Kater in 1817 (made public on 29 January...

Pendulum may also refer to: Pendulum (mathematics), the mathematical principles of a pendulum Pendulum clock, a kind of clock that uses a pendulum to...

mechanism of turret clocks must be more powerful than that of ordinary clocks. Traditional turret clocks are large pendulum clocks run by hanging weights...

gridiron pendulum was a temperature-compensated clock pendulum invented by British clockmaker John Harrison around 1726. It was used in precision clocks. In...

precision master pendulum clock began to be used in institutions like factories, offices, and schools around 1900. Modern radio clocks are synchronised...

were pendulum clocks, but both the rolling of a ship at sea and the up to 0.2% variations in the gravity of Earth made a simple gravity-based pendulum useless...

Geometricae (English: The Pendulum Clock: or Geometrical Demonstrations Concerning the Motion of Pendula as Applied to Clocks) is a book published by Dutch...

from rest in one second; a pendulum of length about one meter has a swing of one second, so pendulum clocks have pendulums about a meter long; the fastest...

French clock-maker, industrialist, inventor, mechanical-engineer, aeronaut, occasional writer and one of the most celebrated conical pendulum clock makers...

K=2r C. Huygens, "The Pendulum Clock or Geometrical Demonstrations Concerning the Motion of Pendula (sic) as Applied to Clocks," Translated by R. J. Blackwell...

chain drives a conventional pendulum clock escapement, geared to the hands on the four faces. The steam also powers the clock's sound production, with whistles...

water-powered clocks – a 4th-century BC Greek clepsydra, an 11th-century Chinese water wheel clock and a 17th-century Swiss pendulum clock – plus a 17-note...

timekeeping element in a few mechanical clocks and other clockwork timing devices. During the 1800s, conical pendulums were used as the timekeeping element...

"weight" or "mass") on the end of a pendulum found most commonly, but not exclusively, in pendulum clocks. Although a pendulum can theoretically be any shape...

shine behind the slits in the clock's face. The clock has many unexpected and innovative features; for example, the pendulum briefly stops at apparently...

Osnabrück. craft clock with a centrifugal pendulum (1578 to 1587). Heinrich Gebhardt (1602–1661), German clockmaker, Straßburg, astronomical clock. Wolfgang...