JPH058092Y2 - - Google Patents

Info

Publication number

JPH058092Y2

JPH058092Y2 JP1987103143U JP10314387U JPH058092Y2 JP H058092 Y2 JPH058092 Y2 JP H058092Y2 JP 1987103143 U JP1987103143 U JP 1987103143U JP 10314387 U JP10314387 U JP 10314387U JP H058092 Y2 JPH058092 Y2 JP H058092Y2

Authority

JP

Japan

Prior art keywords

core

formwork

product

attached

engaging

Prior art date

1987-07-04

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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• Global Dossier
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• 238000009415 formwork Methods 0.000 claims description 72
• 230000007246 mechanism Effects 0.000 claims description 40
• 230000008602 contraction Effects 0.000 claims description 13
• 238000000605 extraction Methods 0.000 claims description 10
• 230000002265 prevention Effects 0.000 claims description 10
• 238000000465 moulding Methods 0.000 claims description 5
• 238000003795 desorption Methods 0.000 claims description 3
• 239000000463 material Substances 0.000 description 25
• 238000003780 insertion Methods 0.000 description 8
• 230000037431 insertion Effects 0.000 description 8
• 238000003860 storage Methods 0.000 description 8
• 210000000078 claw Anatomy 0.000 description 6
• 238000004519 manufacturing process Methods 0.000 description 6
• 238000000034 method Methods 0.000 description 6
• 230000032258 transport Effects 0.000 description 5
• 238000005452 bending Methods 0.000 description 4
• 238000005096 rolling process Methods 0.000 description 4
• 230000003028 elevating effect Effects 0.000 description 3
• 238000005520 cutting process Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 230000002093 peripheral effect Effects 0.000 description 2
• 239000000725 suspension Substances 0.000 description 2
• 229910000831 Steel Inorganic materials 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000013011 mating Effects 0.000 description 1
• 239000006082 mold release agent Substances 0.000 description 1
• 238000005070 sampling Methods 0.000 description 1
• 238000005204 segregation Methods 0.000 description 1
• 239000010959 steel Substances 0.000 description 1
• 238000003466 welding Methods 0.000 description 1