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Philips Norelco is the American brand name for electric shavers and other personal care products made by the Consumer Lifestyle division of Philips. [1] [2] For personal care products marketed outside the United States, Palau, Micronesia, and the Marshall Islands, Philips used the Philishave trademark until 2006. Philips then dropped that name ...
The Philishave shaver was invented by Philips engineer Alexandre Horowitz, who used rotating cutters instead of the reciprocating cutters that had been used in previous electric shavers. The shaver was introduced in 1939, though initial production was limited due to the outbreak of World War II (the production facility in Eindhoven , the ...
Gerard Philips (1858–1942), founder. The Philips Company was founded in 1891, by Dutch entrepreneur Gerard Philips and his father Frederik Philips. Frederik, a banker based in Zaltbommel, financed the purchase and setup of an empty factory building in Eindhoven, where the company started the production of carbon-filament lamps and other electro-technical products in 1892.
A Robertson screw, also known as a square screw [1] or Scrulox, [2] is a type of screw with a square-shaped socket in the screw head and a corresponding square protrusion on the tool. Both the tool and socket have a slight taper .
The first known occurrence of the term "safety razor" is found in a patent from 1880 for a razor in the basic contemporary configuration with a handle in which a removable blade is placed (although this form predated the patent). [2] [3] Safety razors were popularized in the 1900s by King Camp Gillette's invention, the double-edge safety razor.
15N20, L6, and 8670 are steels containing 1-2% nickel, known for great toughness at around Rockwell C 58–60. L6 is popular for swords; 8670 would also be excellent and is easier to find and cheaper. 15N20 (.75% C, 2.0% Ni) is widely used with 1095 to make pattern-welded ("Damascus") steel.
An electric shaver (also known as the dry razor, electric razor, or simply shaver) is a razor with an electrically powered rotating or oscillating blade. The electric shaver usually does not require the use of shaving cream, soap, or water. The razor may be powered by a small DC motor, which is either powered by batteries or mains electricity.
A straight razor is a razor with a blade that can fold into its handle. [1] [2] They are also called open razors and cut-throat razors. [3] [4] [5] The predecessors of the modern straight razors include bronze razors, with cutting edges and fixed handles, produced by craftsmen from Ancient Egypt during the New Kingdom (1569 — 1081 BC). Solid ...