JPH0514826Y2 - - Google Patents

Info

Publication number

JPH0514826Y2

JPH0514826Y2 JP1987155611U JP15561187U JPH0514826Y2 JP H0514826 Y2 JPH0514826 Y2 JP H0514826Y2 JP 1987155611 U JP1987155611 U JP 1987155611U JP 15561187 U JP15561187 U JP 15561187U JP H0514826 Y2 JPH0514826 Y2 JP H0514826Y2

Authority

JP

Japan

Prior art keywords

hairline

uneven pattern

circumferential surface

taper

punching

Prior art date

1987-10-13

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.)

Expired - Lifetime

Links

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• 238000004080 punching Methods 0.000 claims description 6
• 238000001746 injection moulding Methods 0.000 claims description 5
• 238000000465 moulding Methods 0.000 claims description 2
• 239000002932 luster Substances 0.000 description 3
• 238000005520 cutting process Methods 0.000 description 2
• 238000002347 injection Methods 0.000 description 2
• 239000007924 injection Substances 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 229920005989 resin Polymers 0.000 description 2
• 239000011347 resin Substances 0.000 description 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
• 229910052782 aluminium Inorganic materials 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 229910003460 diamond Inorganic materials 0.000 description 1
• 239000010432 diamond Substances 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1
• 229920003002 synthetic resin Polymers 0.000 description 1
• 239000000057 synthetic resin Substances 0.000 description 1