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Porter-Cable was founded in 1906 in Syracuse, New York, by R.E. Porter, G.G. Porter, and F.E. Cable, who invested $2,300 in a jobbing machine and tool shop the trio ran out of a garage. In 1914, the company began to focus on power tools, starting with a line of lathes .
A leaf blower, commonly known as a blower, is a device that propels air out of a nozzle to move debris such as leaves and grass cuttings. Leaf blowers are powered by electric or gasoline motors . Gasoline models have traditionally been two-stroke engines , but four-stroke engines were recently introduced to partially address air pollution concerns.
A brushless DC electric motor (BLDC), also known as an electronically commutated motor, is a synchronous motor using a direct current (DC) electric power supply. It uses an electronic controller to switch DC currents to the motor windings producing magnetic fields that effectively rotate in space and which the permanent magnet rotor follows.
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Externally powered blowers like these two have existed for quite a long time (1880s-1890s). The first 'leaf blower' is usually considered to be the first self contained unit, which is the gas engine in a backpack version from the 1940s / 50s. MrOllie 23:11, 26 November 2021 (UTC) MrOrille, ain't these two self contained?
Tow lawn sweepers can be attached to lawn tractors. A lawn sweeper, also known as a leaf sweeper or lawn brush, is a garden tool for the mechanical removal of debris, such as fallen leaves, pine needles, twigs, grass clippings or litter, from a lawn or paved area.