Cronologia della pagina
28 ott 2020
17 dic 2018
Creata pagina con "Category:Translated Pages"
+8
Creata pagina con "It was in this field that the innovation introduced by ''Lewis Edson Waterman'' took place, which is often referred to, in an unfounded way, as the invention of the first foun..."
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Creata pagina con "Although all this is relatively simple to describe, the realization of a good functioning depends on succeeding in making this complex balance of gravity, pressure and capilla..."
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Creata pagina con "The fact that the flow of ink is linked to the effect of the surface tension is what allows a fountain pen (besides leaving stains in the pockets of the shirts) also to write..."
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Creata pagina con "thumb|300px|Feeder and nib of a [[Waterman 52, with an emphasis on the ink retained by the ''surface tension''.]]"
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Creata pagina con "It is this balance of forces that keeps the flow of ink as long as you keep contact with the sheet, even if this generally does not cause stains because of the low porosity of..."
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Creata pagina con "The final stretch of the path is made by the ink by capillarity, passing through the channel in the slit between the two wings of the nib until it reaches the tip, and it is t..."
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Creata pagina con "In fountain pens, this flow control is achieved thanks to the presence of the feeder channel, through which the ink can reach, due to the combined effect of gravity and ca..."
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Creata pagina con "thumb|left|Close-up view of the nib of a [[Waterman 52 ]]"
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Creata pagina con "The basic concept on which a fountain pen is based since then is that of a tank from which the ink can only escape through a very small opening. The opening must be small enou..."
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Creata pagina con "From the first attempts to create a fountain pen, originating in the mid-1800s, the most critical point was to effectively ensure a uniform flow, which would allow the ink..."
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Creata pagina con "In fact, the forces involved are different: the ''gravity '' that pushes the ink to escape from any downward oriented opening, the ''atmospheric pressure'', which prevents any..."
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Creata pagina con "<onlyinclude> The correct functioning of a fountain pen is linked to a harmonious and complex balance of forces whose correct interaction is able to ensure that the ink fl..."
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Creata pagina con "How a fountain pen works"
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