DE1505089U - - Google Patents

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Publication number

DE1505089U

DE1505089U DENDAT1505089D DE1505089DU DE1505089U DE 1505089 U DE1505089 U DE 1505089U DE NDAT1505089 D DENDAT1505089 D DE NDAT1505089D DE 1505089D U DE1505089D U DE 1505089DU DE 1505089 U DE1505089 U DE 1505089U

Authority

DE

Germany

Prior art keywords

tip

rolled

spring

pen according

pen

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• 239000000463 material Substances 0.000 claims description 16
• 229910001220 stainless steel Inorganic materials 0.000 claims description 6
• 210000003746 feather Anatomy 0.000 claims description 4
• 239000010935 stainless steel Substances 0.000 claims description 4
• 239000011248 coating agent Substances 0.000 claims description 3
• 238000000576 coating method Methods 0.000 claims description 3
• 238000005096 rolling process Methods 0.000 claims description 3
• 229910000831 Steel Inorganic materials 0.000 claims description 2
• PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
• 239000010970 precious metal Substances 0.000 claims description 2
• 239000010959 steel Substances 0.000 claims description 2
• 239000010931 gold Substances 0.000 claims 1
• 229910052737 gold Inorganic materials 0.000 claims 1
• 239000010985 leather Substances 0.000 claims 1
• 229910001020 Au alloy Inorganic materials 0.000 description 2
• 239000010953 base metal Substances 0.000 description 2
• 239000003353 gold alloy Substances 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 239000002253 acid Substances 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• 238000005260 corrosion Methods 0.000 description 1
• 230000007797 corrosion Effects 0.000 description 1
• 238000000354 decomposition reaction Methods 0.000 description 1
• 238000000227 grinding Methods 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 229910052741 iridium Inorganic materials 0.000 description 1
• GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
• 238000002844 melting Methods 0.000 description 1
• 230000008018 melting Effects 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 229910052751 metal Inorganic materials 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000005498 polishing Methods 0.000 description 1
• 239000011148 porous material Substances 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1
• 238000005476 soldering Methods 0.000 description 1
• 238000005496 tempering Methods 0.000 description 1
• 238000003466 welding Methods 0.000 description 1