JPH028564B2 - - Google Patents
Info
- Publication number
- JPH028564B2 JPH028564B2 JP20428782A JP20428782A JPH028564B2 JP H028564 B2 JPH028564 B2 JP H028564B2 JP 20428782 A JP20428782 A JP 20428782A JP 20428782 A JP20428782 A JP 20428782A JP H028564 B2 JPH028564 B2 JP H028564B2
- Authority
- JP
- Japan
- Prior art keywords
- outer ring
- skin layer
- ring part
- tape reel
- periphery
- 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.)
- Expired
Links
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 229920003002 synthetic resin Polymers 0.000 claims description 12
- 239000000057 synthetic resin Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 44
- 230000001054 cortical effect Effects 0.000 description 15
- 239000000463 material Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Landscapes
- Pulleys (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20428782A JPS5993333A (ja) | 1982-11-19 | 1982-11-19 | 合成樹脂製回転部品とその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20428782A JPS5993333A (ja) | 1982-11-19 | 1982-11-19 | 合成樹脂製回転部品とその製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27397385A Division JPS61142585A (ja) | 1985-12-05 | 1985-12-05 | 磁気テープ用リール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5993333A JPS5993333A (ja) | 1984-05-29 |
| JPH028564B2 true JPH028564B2 (de) | 1990-02-26 |
Family
ID=16487975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20428782A Granted JPS5993333A (ja) | 1982-11-19 | 1982-11-19 | 合成樹脂製回転部品とその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5993333A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0628875B2 (ja) * | 1987-07-27 | 1994-04-20 | 株式会社荏原製作所 | ２段階インサ−ト成形物およびその製造方法 |
| JP2610932B2 (ja) * | 1988-03-08 | 1997-05-14 | 光洋精工株式会社 | 軸受付き樹脂製回転体 |
-
1982
- 1982-11-19 JP JP20428782A patent/JPS5993333A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5993333A (ja) | 1984-05-29 |
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