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WATCHeS - PowerPoint PPT Presentation

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Wristwatch, a stimulant for the small time (time), used by people to get to know the time has wore in hand or they hold. Men used observation time or large stimuli mobile for the first time in Europe in the sixteenth century. Whenever the men Bdorathm inspection, carried Menbhathm tethered mobile bands around their necks. When other people began to carry the machines time shortened the name to become a wristwatch

history of waches

Credited in the industry\'s first hour is small, historically, to Peter Hanlein, the German maker of locks; Hanlein was invented in the early sixteenth century was full time to provide a key capability. The clocks were administered at the time mediated by hanging weights. And time in order to work, it should remain constant in the vertical position in order to operate weights hanging out. Springs has enabled the production of watch makers of small mobile hours. And quickly spread the watch industry in England, France, and Switzerland. The first hours of heavy and inaccurate, and was heavy to the point where they were attached around the neck or hanging from a belt. It was the early hours of the arm (SD), and only one, and its case spherical or cylindrical. In the mid-seventeenth century AD spread forms of unusual hours. In the late seventeenth century AD, provided many hours of needles that minutes. But did not become common in second hand watches only in the twentieth century. We have developed mechanisms to balance spring and lever management chaos in the late eighteenth century. adeit useless to use


The clocks have become, in the late seventeenth century, small and light extent allowed placing them inside a coat pocket or bra. The most prevalent pocket watches over more than 200 years. The watches have become common in the late nineteenth century, but it was then designed for women only. The uncertainty soldiers during the First World War (1914 - 1918 AD) that watches the most suitable of pocket watches. As a result, it has become acceptable watches for men also. Has entered the electric clocks comparison which provides the ability through the battery is very small, to use during the fifties of the twentieth century, and used these hours at the beginning of the command wheel balance as a basis for a time, but it contained later on the fork set shaky served as the basis for a time much the same way in which it operates crystals quartz in electronic watches. Appeared at the beginning of the eighth decade of the twentieth century quartz watches, due to the accuracy they quickly replaced the electric clocks early and m

pocket watch


There are other types of watchesSuch as watch of expensive and cheap

the largest manufacturers of watches in the world
The largest manufacturers of watches in the world

1- Swatch

2- Casio

3- Rado

4- Rolex

5- Omgea