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A music box (American English) or musical box (British English) is an automatic musical instrument in a box that produces musical notes by using a set of pins placed on a revolving cylinder or disc to pluck the tuned teeth (or lamellae) of a steel comb.
English: Bill reveals the engineering inside a toy music box. He describes how the comb is mass manufactured, details the spring, gears and governor that drive the box, and shares some history of early music boxes. Outtakes are included at the end of the video.
In metallurgy, peening is the process of working a metal's surface to improve its material properties, usually by mechanical means, such as hammer blows, by blasting with shot (shot peening), focusing light (laser peening), or in recent years, with water column impacts (water jet peening) and cavitation jets (cavitation peening). [1]
Regina Music Box – Regina's music boxes were their original product, and they had an 80–90% share of the market at the company's peak. Regina music boxes use a flat metal disc, as opposed to a cylinder. Sizes ranged from 8.5 to 27 inches. The boxes were renowned for the rich tone, and they used a double set of tuned teeth.
Music Box Theatre, a Broadway theater in New York City; Music Box Theatre (Chicago), Chicago, Illinois Music Box Theater (Los Angeles), Los Angeles, California Musical Box, a British Medium Mark A Whippet tank that achieved fame for actions during the Battle of Amiens
The U.S. Navy unveiled a photo of a warship's high-powered laser weapon in an annual report released last month. The image published in the Office of the Director, Operational Test & Evaluation's ...
Just a few days earlier on January 25, Ben and Jennifer reunited for their middle child Fin's school play. And according to the Daily Mail, Ben fled to Jennifer's house earlier this month when the ...
A jukebox is a partially automated music-playing device, usually a coin-operated machine, that plays a patron's selection from self-contained media.The classic jukebox has buttons with letters and numbers on them, which are used to select specific records.