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Creata pagina con "The system is therefore quite primitive since no one had found a solution to its most important problem, that in case of breakage of the inner rubber bag, the ink could escape..."

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Creata pagina con "The problems of this mechanism were mostly related to providing adequate positioning to the ''pressure bar'' (it was usually glued). The system was not particularly sturdy..."

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Creata pagina con "center|500px|Diagram of a pen with ''match-stick filler''"

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Creata pagina con "The ''match-stick filler'' system is one of many systems designed at the beginning of the century to try to automate the fountain pen ink filling. In this case it was a matter..."

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Creata pagina con "Match-stick filler"