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A.T. Cross Company, LLC is an American manufacturing company of writing implements, based in Providence, Rhode Island. Founded in 1846, it is one of the oldest pen manufacturers in the world. Cross' products include fountain, ballpoint, and rollerball pens, mechanical pencils and refills.
A pen is a handheld device used to apply ink to a surface, usually paper, for writing or drawing. [1] Additional types of specialized pens are used in specific types of applications and environments such as in artwork, electronics, digital scanning and spaceflight, and computing.
After World War II the company merged with Sampson Mordan Ltd whose founder had patented the first mechanical pencil in 1822. They built a new factory in Birmingham and took over Edward Baker Ltd, another pencil maker. [2]
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.
Current range of instruments manufactured by Ballograf include mechanical pencils and ballpoint pens. The company is also distributor of several brands in Sweden, such as Sheaffer, Staedtler and Cross, which allow Ballograf to expand its variety to fountain and rollerball pens. [3]
A pencil using this system is also commonly known as a "shaker pencil". A small, metal weight lies around the core of the pencil, and when shaken, slides up and down; thus pushing the lead advancer down and advancing more lead. For ergonomics, the Dr. Grip pencil was designed with a wide barrel and cushioned grip to relieve writing stress and ...
The graphite in mechanical pencils is typically much narrower than in wooden pencils, frequently in sub-millimeter diameters. This makes them particularly useful for fine diagrams or small handwriting, although different sizes of refill leads cannot be interchanged in the same pencil unless it has been specially designed for that purpose.
Traditional and typical styli used for technical drawing are pencils and technical pens. Video of a 1930s dotted-line drawing pen. Pencils in use are usually mechanical pencils with a standard lead thickness. The usual line widths are 0.35 mm, 0.5 mm, 0.7 mm and 1.0 mm. Hardness varies usually from HB to 2H.