JPH0430577Y2 - - Google Patents

Info

Publication number

JPH0430577Y2

JPH0430577Y2 JP1986194352U JP19435286U JPH0430577Y2 JP H0430577 Y2 JPH0430577 Y2 JP H0430577Y2 JP 1986194352 U JP1986194352 U JP 1986194352U JP 19435286 U JP19435286 U JP 19435286U JP H0430577 Y2 JPH0430577 Y2 JP H0430577Y2

Authority

JP

Japan

Prior art keywords

mold

rotating polygonal

adjacent

plastic

adjacent surfaces

Prior art date

1986-12-17

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

Links

• Espacenet
• Global Dossier
• Discuss

• 238000004519 manufacturing process Methods 0.000 description 7
• 238000000465 moulding Methods 0.000 description 3
• 238000000034 method Methods 0.000 description 2
• 230000003287 optical effect Effects 0.000 description 2
• 238000011949 advanced processing technology Methods 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 125000006850 spacer group Chemical group 0.000 description 1