JP4094517B2 - 親子シールド機 - Google Patents
親子シールド機 Download PDFInfo
- Publication number
- JP4094517B2 JP4094517B2 JP2003340883A JP2003340883A JP4094517B2 JP 4094517 B2 JP4094517 B2 JP 4094517B2 JP 2003340883 A JP2003340883 A JP 2003340883A JP 2003340883 A JP2003340883 A JP 2003340883A JP 4094517 B2 JP4094517 B2 JP 4094517B2
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- Prior art keywords
- cutter
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- 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.)
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Description
2 親シールド機
3 親シールドフレーム
4 子シールド機
5 子シールドフレーム
10 内周カッタ
33 外周カッタ
38 空隙部
39 断接手段
Claims (5)
- 親シールド機の親シールドフレームの内方に子シールド機の子シールドフレームを偏芯させて軸方向にスライド可能に収容し、該子シールドフレームに子シールド機用の内周カッタを上記両フレームの偏芯方向に移動可能に設けたことを特徴とする親子シールド機。
- 上記内周カッタは、子シールドフレームに対する同芯位置と親シールドフレームに対する同芯位置との間を移動可能に設けられた請求項1記載の親子シールド機。
- 上記内周カッタに、親シールド機用の外周カッタを着脱自在に設け、該外周カッタと内周カッタとの間に、これらを連結切離する断接手段を設けた請求項1又は2記載の親子シールド機。
- 上記外周カッタは、親シールドフレームに対する同芯位置に移動された内周カッタに装着したとき、親シールドフレームの外径に合わせて形成された請求項3記載の親子シールド機。
- 上記外周カッタは、内周カッタが親シールドフレームに対する同芯位置から子シールドフレームに対する同芯位置に移動することを許容する空隙部を有する請求項3又は4記載の親子シールド機。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003340883A JP4094517B2 (ja) | 2003-09-30 | 2003-09-30 | 親子シールド機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003340883A JP4094517B2 (ja) | 2003-09-30 | 2003-09-30 | 親子シールド機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005105686A JP2005105686A (ja) | 2005-04-21 |
| JP4094517B2 true JP4094517B2 (ja) | 2008-06-04 |
Family
ID=34535651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003340883A Expired - Lifetime JP4094517B2 (ja) | 2003-09-30 | 2003-09-30 | 親子シールド機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4094517B2 (ja) |
-
2003
- 2003-09-30 JP JP2003340883A patent/JP4094517B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005105686A (ja) | 2005-04-21 |
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