| 发明名称 |
OPTICAL FIBER COIL, OPTICAL FIBER SENSOR, AND MANUFACTURING METHOD THEREOF |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an optical fiber sensor which is usable in high-temperature environment. <P>SOLUTION: An optical fiber coil 10 formed by spirally winding a primary coated optical fiber having a carbon thin film formed by heat-treating an optical fiber with a polyimide coating in an inert atmosphere and fixing the winding shape by metal sputtering and high-temperature soldering, is sandwiched between a case lower lid 130 and a case upper lid 131, and sealed with a ceramic resin 140. <P>COPYRIGHT: (C)2004,JPO</p> |
| 申请公布号 |
JP2004125846(A) |
申请公布日期 |
2004.04.22 |
| 申请号 |
JP20020285589 |
申请日期 |
2002.09.30 |
| 申请人 |
TOTOKU ELECTRIC CO LTD |
发明人 |
NONOMURA MASANORI;YAMAGUCHI TATSUO;MINASE TOMIO;NAKAYAMA ASUKA |
| 分类号 |
G02B6/00;G02B6/44;(IPC1-7):G02B6/00 |
主分类号 |
G02B6/00 |
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