JPS6442431U - - Google Patents
Info
- Publication number
- JPS6442431U JPS6442431U JP13743387U JP13743387U JPS6442431U JP S6442431 U JPS6442431 U JP S6442431U JP 13743387 U JP13743387 U JP 13743387U JP 13743387 U JP13743387 U JP 13743387U JP S6442431 U JPS6442431 U JP S6442431U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- protrusions
- ring
- wire
- molding
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
- G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は本考案の実施例を示す。イ図は上面図
、ロ図は側面図である。第２図イ，ロは第１図実
施例の動作説明図である。第３図は、従来の光フ
アイバ使用の歪センサの一例を示す。
１……光フアイバ、２……押圧片、３……突起
、４……モールド樹脂、５……光フアイバ線輪、
６……突起物。
FIG. 1 shows an embodiment of the invention. Figure A is a top view, and Figure B is a side view. 2A and 2B are explanatory diagrams of the operation of the embodiment of FIG. 1. FIG. 3 shows an example of a conventional strain sensor using optical fiber. DESCRIPTION OF SYMBOLS 1... Optical fiber, 2... Pressing piece, 3... Protrusion, 4... Molding resin, 5... Optical fiber wire,
6...Protrusion.
Claims (1)
、線輪の内外周側より突起物を配置し、これら光
フアイバ線輪および突起物を含めて、柔らかい樹
脂でモールドしてセンサ部を形成し、前記線輪の
一端に光源、他端に光電素子を配置した歪センサ
。 Protrusions are placed from the inner and outer circumferential sides of the ring, which is made by winding an optical fiber multiple times, and the sensor part is formed by molding the optical fiber ring and the protrusions with a soft resin. and a strain sensor in which a light source is arranged at one end of the wire and a photoelectric element is arranged at the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13743387U JPS6442431U (en) | 1987-09-08 | 1987-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13743387U JPS6442431U (en) | 1987-09-08 | 1987-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442431U true JPS6442431U (en) | 1989-03-14 |
Family
ID=31398850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13743387U Pending JPS6442431U (en) | 1987-09-08 | 1987-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442431U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11165324A (en) * | 1997-12-03 | 1999-06-22 | Meidensha Corp | Method for embedding optical fiber for epoxy cast article, and its embedded cast article |
| WO2006028192A1 (en) * | 2004-09-08 | 2006-03-16 | Hitachi Cable, Ltd. | Shock detection optical fiber sensor |
| JP2007064716A (en) * | 2005-08-30 | 2007-03-15 | Hitachi Cable Ltd | Collision detection sensor |
| JP2007078629A (en) * | 2005-09-16 | 2007-03-29 | Hitachi Cable Ltd | Impact detecting sensor |
| JP2007192565A (en) * | 2006-01-17 | 2007-08-02 | Hitachi Cable Ltd | Impact detection optical fiber sensor and its manufacturing method |
| US7376292B2 (en) | 2005-06-07 | 2008-05-20 | Hitachi Cable, Ltd. | Optical fiber sensor, manufacturing method thereof, and collision detection device |
-
1987
- 1987-09-08 JP JP13743387U patent/JPS6442431U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11165324A (en) * | 1997-12-03 | 1999-06-22 | Meidensha Corp | Method for embedding optical fiber for epoxy cast article, and its embedded cast article |
| WO2006028192A1 (en) * | 2004-09-08 | 2006-03-16 | Hitachi Cable, Ltd. | Shock detection optical fiber sensor |
| US7376292B2 (en) | 2005-06-07 | 2008-05-20 | Hitachi Cable, Ltd. | Optical fiber sensor, manufacturing method thereof, and collision detection device |
| JP2007064716A (en) * | 2005-08-30 | 2007-03-15 | Hitachi Cable Ltd | Collision detection sensor |
| JP2007078629A (en) * | 2005-09-16 | 2007-03-29 | Hitachi Cable Ltd | Impact detecting sensor |
| JP2007192565A (en) * | 2006-01-17 | 2007-08-02 | Hitachi Cable Ltd | Impact detection optical fiber sensor and its manufacturing method |