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How Does a Mechanical Pencil Operate?
A mechanical pencil often looks more like a ballpoint pen than a pencil. You open it like a ballpoint pen by unscrewing or separating the top and bottom, but instead of changing an ink cartridge, you insert a new thin graphite lead. The pencil contains... More »
Difficulty: Easy
Source: www.ehow.com

en.wikipedia.org/wiki/Mechanical_pencil

A mechanical pencil (US English) or a propelling pencil (UK English) is a pencil with a ... Some clutch pencils do have mechanisms which incrementally advance the lead, such as the Alvin Tech-Matic leadholder, but ... shaking the pencil back and forth causes a weight inside the pencil to operate a mechanism in the cap.

www.cultpens.com/pencyclopedia/guide-to-mechanical-pencils

Some people naturally work around this by turning the pencil as they go, wearing the lead down more evenly. The Kuru Toga does this for you. The result is a ...

www.quora.com/How-does-a-mechanical-pencil-work

There are two parts for the mechanism to make it work. The first part is the front tip which is a short tube that is slightly tight to the lead. This part holds the lead so ...

www.ask.com/youtube?q=How+Does+a+Mechanical+Pencil+Operate&v=-xR3X1ZKaoM
Aug 30, 2012 ... A video covering how lead pencils work and if they are better than normal ... Your browser does not currently recognize any of the video formats ...

www.ehow.com/how-does_4928182_mechanical-pencil-operate.html

Mechanical pencils create lines of consistent thickness and are often favored for technical drawing and graphic art. Another advantage is that they do not need ...

en.wikibooks.org/wiki/Wikijunior:How_Things_Work/Pencil

Mechanical pencils: These pencils push the lead through a small opening using mechanical methods. They are popular because they do not need to be ...

answers.yahoo.com/question/index?qid=1005121301478

There's a chamber filled with several pencil leads, along with a little funnel with a hole at the end. What ends up happening is that a lead gets ...

www.historyofpencils.com/writing-instruments-history/history-of-mechanical-pencils

Mechanical pencils are also old invention dating even from 16th century. ... They do not have to be sharpened to be used and because of that are very ... Some ratchet-based pencils have a weight that moves back and forth and operate the ...

gizmodo.com/5520185/how-mechanical-pencil-sharpeners-really-work

Apr 19, 2010 ... The mysteries of the universe rarely reveal themselves with such spontaneous clarity. I'm also pretty sure my toaster works the same way, just ...