clock-spring steel

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• Spring (device) — Helical or coil springs designed for tension Compression sp …   Wikipedia

• clock — clock1 /klok/, n. 1. an instrument for measuring and recording time, esp. by mechanical means, usually with hands or changing numbers to indicate the hour and minute: not designed to be worn or carried about. 2. See time clock. 3. a meter or… …   Universalium

• Pendulum clock — A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element. From its invention in 1656 by Christiaan Huygens until the 1930s, the pendulum clock was the world s most accurate timekeeper, accounting for its… …   Wikipedia

• Crucible steel — Iron alloy phases Ferrite (α iron, δ iron) Austenite (γ iron) Pearlite (88% ferrite, 12% cementite) …   Wikipedia

• Corpus Clock — Coordinates: 52°12.238′N 0°7.03867′E / 52.203967°N 0.11731117°E / 52.203967; 0.11731117 …   Wikipedia

• Striking clock — The Clock Tower of the Palace of Westminster in London, commonly referred to as Big Ben, is a famous striking clock. A striking clock is a clock that sounds the hours audibly on a bell or gong. In 12 hour striking, used most commonly in striking… …   Wikipedia

• Lantern clock — A lantern clock is a type of antique weight driven wall clock, shaped like a lantern. They were the first type of clock widely used in private homes.cite book last=Milham first=Willis I. title=Time and Timekeepers date=1945 publisher=MacMillan… …   Wikipedia

• Rock Around the Clock — For the movie named after the song, see Rock Around the Clock (film). For the 1955 record album by Haley, see Rock Around the Clock (album). Infobox Single| Name = Rock Around the Clock Artist = Bill Haley His Comets Nofrom Album = yes B side =… …   Wikipedia

• Diameter tape — A Diameter tape (D tape)is a form of dendrometer that consists of a cloth or metal tape that is mainly used to measure diameter at breast height (DBH). DBH is measured at a fixed height of 4.5 feet (137.16 cm) above the ground, where it is… …   Wikipedia

• Mainspring — For the 2007 novel by Jay Lake, see Mainspring (novel). An uncoiled modern watch mainspring …   Wikipedia

• Mechanical Galleon — Material Gilt brass, steel and other materials Size 78.5cm long and 104 cm high Created c. 1585. in Augsburg …   Wikipedia