JPS61117336U - - Google Patents

Info

Publication number

JPS61117336U

JPS61117336U JP26085U JP26085U JPS61117336U JP S61117336 U JPS61117336 U JP S61117336U JP 26085 U JP26085 U JP 26085U JP 26085 U JP26085 U JP 26085U JP S61117336 U JPS61117336 U JP S61117336U

Authority

JP

Japan

Prior art keywords

vent

weir

cross

vacuum molding

view

Prior art date

1985-01-08

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000000465 moulding Methods 0.000 claims 2
• 239000002184 metal Substances 0.000 description 4
• 238000007796 conventional method Methods 0.000 description 2
• 238000002347 injection Methods 0.000 description 2
• 239000007924 injection Substances 0.000 description 2
• 230000000903 blocking effect Effects 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 239000000945 filler Substances 0.000 description 1
• 239000012528 membrane Substances 0.000 description 1
• 239000004576 sand Substances 0.000 description 1
• 239000002699 waste material Substances 0.000 description 1