When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Mainspring - Wikipedia

   en.wikipedia.org/wiki/Mainspring

   The force of the mainspring then turns the clock's wheels as it unwinds, until the next winding is needed. The adjectives wind-up and spring-powered refer to mechanisms powered by mainsprings, which also include kitchen timers, metronomes, music boxes, wind-up toys and clockwork radios.

3. The best sunrise alarm clocks of 2025 - AOL

   www.aol.com/lifestyle/best-sunrise-alarm-clocks...

   A sunrise alarm clock is a device that incorporates a clock, a lamp, and (usually) a sound machine to wake you up with a simulated sunrise with or without an accompanying audible signal.

4. Alarm clock - Wikipedia

   en.wikipedia.org/wiki/Alarm_clock

   This is an accepted version of this page This is the latest accepted revision, reviewed on 23 January 2025. Type of clock A traditional wind-up (key-wound), mechanical spring-powered alarm clock An alarm clock or alarm is a clock that is designed to alert an individual or group of people at a specified time. The primary function of these clocks is to awaken people from their night's sleep or ...

5. History of timekeeping devices - Wikipedia

   en.wikipedia.org/wiki/History_of_timekeeping_devices

   The Ottoman engineer Taqi ad-Din described a weight-driven clock with a verge-and-foliot escapement, a striking train of gears, an alarm, and a representation of the Moon's phases in his book The Brightest Stars for the Construction of Mechanical Clocks (Al-Kawākib al-durriyya fī wadh' al-bankāmat al-dawriyya), written around 1565. [119]

6. Escapement - Wikipedia

   en.wikipedia.org/wiki/Escapement

   The sudden stopping of the escapement's tooth is what generates the characteristic "ticking" sound heard in operating mechanical clocks and watches. The first mechanical escapement, the verge escapement , was invented in medieval Europe during the 13th century and was the crucial innovation that led to the development of the mechanical clock.

7. This alarm clock smoothly wakes you up by brewing coffee - AOL

   www.aol.com/article/2015/09/24/this-alarm-clock...

   For premium support please call: 800-290-4726 more ways to reach us