Ads
related to: is a mechanical pencil #2 metal or nonmetal iron is called
Search results
Results From The WOW.Com Content Network
A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead , often made of graphite , is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from use.
Many pencils feature an eraser on the top and so the process is usually still considered incomplete at this point. Each pencil has a shoulder cut on one end of the pencil to allow for a metal ferrule to be secured onto the wood. A rubber plug is then inserted into the ferrule for a functioning eraser on the end of the pencil.
That same year Rotring launched its first drawing board, and the "Tikky" mechanical pencil was released in 1979. The "Art Pen", a fountain pen suitable for calligraphy , was launched in 1984. During the decade, Rotring set new subsidiaries in other European countries, while the "600" mechanical pencil was introduced in 1989.
This was a pencil that wrote like a pen using liquid graphite. Another company, Parker Pens , had developed a similar product called Liquid Lead that was a few months behind Scripto in production. To avoid a costly patent fight the two companies agreed to share their formulas with each other on Valentine's Day of that year.
Lamy produces mechanical pencils. Some of the other Lamy designs exist in mechanical pencil form, such as the 2000 and the Safari. The Scribble, also designed by Hannes Wettstein, [ 12 ] is a large-bodied pencil with triangular shapes on the body to help the grip.
Pencils are commonly used at polling stations instead of pens. This is because ink might run on to different sections of the ballot and obscure the voter’s choice. The Facts.