-
30 BCE
CLOCK OF SUN
It consisted of two blocks of stone, which had a needle which marked the hour that was carved in the stone, thanks to the shade of this by the sun -
15 BCE
WATER CLOCK
It consisted of two containers, which one of these possessed a hole by which Caia water to fill the that was under this, once poured all the water, determined an exact amount of time. -
3 BCE
MECHANICAL BIRD
It is considered the first automata, consisted of a bird which came out every time the clock marked a certain time. -
2 BCE
ASTROLABE
It was used by navigators, to measure the position of the stars and the time, through variables such as latitude -
1 BCE
ANTICITERA
It was an artifact used to measure the position of the stars and predict eclipses or events like the Olympic Games each 19 years, is considered the first computer analog -
7
CANDLES
They were used in the Monastereos, to measure the duration of a mass, as the candle was consumed by fire. -
16
HOURGLASS
It consists of two containers, in which one of these possesses very fine sand which moves to the other container measuring a certain amount of time, depending on the size and quantity of sand -
17
PENDULUM CLOCK
Created by Cristiaan Huygens, it measures time with the oscillation of a pendulum that goes from left to right in a lapse of time of equal magnitude. -
18
ALARM CLOCK
Created by Levy Hutchins, basically I added a bell that sounded when his clock reached a certain time interval, and he turned off by pressing the bell. -
19
WRISTWATCH
They popularizeded by the aviators at war, who used the pocket watches and tied them on their wrists and ankles to be able to see the hour in full flight. -
20
DIGITAL CLOCK
Invented in the middle of the twentieth century, was patented in USA, and is a variation of the wristwatch, but this has a digital screen, with more tools such as date, time, stopwatch and other features -
21
SMARTWATCH
This watch has many tools such as the camera, Internet access, text messaging, calls, calculator, and other features that allow you to match a mobile computer.