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While the article states that its name derives from an early use in mechanical watches, the modern mechanical watch is far more likely to use a deadbeat escapement for its intermittent motion. [1]

[1] http://en.wikipedia.org/wiki/Escapement




Such escapements can be made a feature:

http://en.wikipedia.org/wiki/Corpus_Clock


The 1949 Hamilton video "How a watch works" [1] is probably worth a look for anyone interested in more information on timekeeping mechanics.

Bless the 50's... from a time where education videos actually tried to educate.

[1] http://www.samsung.com/uk/support/usefulsoftware/KIES/JSP


Not sure what's in your link, in any case here's a Youtube version: http://www.youtube.com/watch?v=TQd-0YXqmR0


Hilarious. Sorry about that, obviously pasted completely the wrong buffer. Your video is exactly the one I was going for, though potentially this [1] is a better quality version.

[1] http://www.youtube.com/watch?v=508-rmdY4jQ


Start at 4:00, before that it's just intro.


I think you pasted the wrong link.


I did indeed. Can't obviously edit my origional post, either.

Well... that'll teach me I'm not on reddit; attention must be paid!


They are still in use for modern mechanical watches with a date display - to advance the date wheel one day per two revolutions of the hour hand.




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