DESC007309MA - - Google Patents

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Publication number

DESC007309MA

DESC007309MA DESC007309MA DE SC007309M A DESC007309M A DE SC007309MA DE SC007309M A DESC007309M A DE SC007309MA

Authority

DE

Germany

Prior art keywords

head

bolt

cold

screws

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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• 238000004519 manufacturing process Methods 0.000 claims description 10
• 238000000034 method Methods 0.000 claims description 6
• 230000007704 transition Effects 0.000 claims description 5
• 229910000831 Steel Inorganic materials 0.000 claims description 4
• 239000010959 steel Substances 0.000 claims description 4
• 239000007787 solid Substances 0.000 claims description 2
• 238000005096 rolling process Methods 0.000 description 6
• 238000003825 pressing Methods 0.000 description 5
• 238000005520 cutting process Methods 0.000 description 4
• 239000000835 fiber Substances 0.000 description 3
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 238000005097 cold rolling Methods 0.000 description 1
• 229910052802 copper Inorganic materials 0.000 description 1
• 239000010949 copper Substances 0.000 description 1
• 230000002349 favourable effect Effects 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 230000003716 rejuvenation Effects 0.000 description 1
• 238000005728 strengthening Methods 0.000 description 1
• 230000003313 weakening effect Effects 0.000 description 1