![]() Paul Johnson, an Ohio minister who died in 2010. In May 2011, tourism officials in Logan, Ohio put on display, in its regional welcome center, hundreds of pencil sharpeners which had been collected by Rev. The design was simple, including a hand crank and a compartment to capture the pencil shavings.The sharpener was patented in 1897 and has no evidence that it was ever produced Electric pencil sharpeners for offices have been made since at least 1917. Foster of Bangor, Maine in 1855.John Lee Love was an African-American inventor of Fall River, Massachusetts, who created a portable pencil sharpener. The first American pencil sharpener was patented by Walter K. However, since the 2000s, a fixed-blade device with a rotatable collar has become available.įrench mathematician Bernard Lassimonne applied for the first patent (French patent #2444) on pencil sharpeners in 1828, but it was not until 1847 that the pencil sharpener in its recognizable modern form was invented by fellow Frenchman Thierry Des Estivaux. Some specialized types of pencils, such as carpenter's pencils, are still usually sharpened with a knife, due to their flat shape. Pencil sharpeners made this task much easier and gave a more uniform result. ![]() It is common for many sharpeners to have a casing around them, which can be removed for emptying the pencil shavings debris into a trash bin.īefore the development of dedicated pencil sharpeners, a pencil was sharpened by whittling it with a knife. Pencil sharpeners may be operated manually or by an electric motor. A pencil sharpener (also referred to in Ireland as a parer or topper) is a device for sharpening a pencil's writing point by shaving away its worn surface. ![]()
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