DE122418C - - Google Patents

Info

Publication number

DE122418C

DE122418C DENDAT122418D DE122418DA DE122418C DE 122418 C DE122418 C DE 122418C DE NDAT122418 D DENDAT122418 D DE NDAT122418D DE 122418D A DE122418D A DE 122418DA DE 122418 C DE122418 C DE 122418C

Authority

DE

Germany

Prior art keywords

workpiece

hallmark

exactly

contours

screw

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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• 238000000034 method Methods 0.000 claims description 11
• 238000004519 manufacturing process Methods 0.000 claims description 7
• 239000000463 material Substances 0.000 claims description 6
• 239000002184 metal Substances 0.000 claims description 6
• 239000007787 solid Substances 0.000 claims description 2
• 229910001315 Tool steel Inorganic materials 0.000 claims 1
• 238000006073 displacement reaction Methods 0.000 claims 1
• 229910000831 Steel Inorganic materials 0.000 description 8
• 239000010959 steel Substances 0.000 description 8
• 238000005520 cutting process Methods 0.000 description 4
• 241000237858 Gastropoda Species 0.000 description 1
• 230000000295 complement effect Effects 0.000 description 1
• 238000012937 correction Methods 0.000 description 1
• 238000010297 mechanical methods and process Methods 0.000 description 1
• 230000005226 mechanical processes and functions Effects 0.000 description 1
• 238000003801 milling Methods 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 238000003825 pressing Methods 0.000 description 1
• 239000002689 soil Substances 0.000 description 1