JPH0356877U - - Google Patents
Info
- Publication number
- JPH0356877U JPH0356877U JP11831789U JP11831789U JPH0356877U JP H0356877 U JPH0356877 U JP H0356877U JP 11831789 U JP11831789 U JP 11831789U JP 11831789 U JP11831789 U JP 11831789U JP H0356877 U JPH0356877 U JP H0356877U
- Authority
- JP
- Japan
- Prior art keywords
- core
- bobbin
- cap
- coil
- hole
- 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.)
- Granted
Links
- 230000004907 flux Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 2
- 239000004840 adhesive resin Substances 0.000 claims 1
- 229920006223 adhesive resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は第１図の出力特性図、第３図は電磁ピツクア
ツプ式角度検出装置の説明図、第４図は従来の断
面図、第５図は第４図の出力特性図である。
１……コア、６……レジン、７……コイル、１
０……Ｏリング、１１……キヤツプ、２０……溝
、２５……ボビン。
Fig. 1 is a sectional view showing one embodiment of the present invention;
1, FIG. 3 is an explanatory diagram of the electromagnetic pickup type angle detection device, FIG. 4 is a sectional view of the conventional device, and FIG. 5 is an output characteristic diagram of FIG. 4. 1...Core, 6...Resin, 7...Coil, 1
0...O-ring, 11...cap, 20...groove, 25...bobbin.
Claims (1)
され磁気を帯びたコアと、該コアの形状に対応す
る形状の貫通孔を有し前記コアを前記貫通孔に保
持しコア基端側を熱カシメによつて固定している
ボビンと、前記コアの先端部外周に前記ボビンを
介して配置され前記コアの磁束変化により電圧が
発生するコイルと、前記コア先端側から被冠して
前記コイルを覆い開口端側をカシメてボビンに固
定される断面コの字状のキヤツプと、キヤツプ開
口端側近傍の前記ボビン外周に設けられ前記ボビ
ンとキヤツプ間の隙間をシールするシール部材と
を設け、前記コアの磁束変化を前記コイルの電圧
に変換する電磁ピツクアツプセンサにおいて、前
記コア外壁及び前記ボビンの貫通孔壁のどちらか
一方に接着性を有する樹脂の充填用の溝を略コア
先端側から基端側まで設けたことを特徴とする電
磁ピツクアツプセンサ。 A magnetic core is formed in a stepped shape with a small diameter at the distal end and a large diameter at the base end, and a through hole having a shape corresponding to the shape of the core, and the core is held in the through hole. a bobbin whose end side is fixed by thermal caulking; a coil which is disposed on the outer periphery of the tip of the core via the bobbin and generates a voltage due to changes in the magnetic flux of the core; a cap having a U-shaped cross section that covers the coil and is fixed to the bobbin by caulking the open end side; a sealing member provided on the outer periphery of the bobbin near the open end side of the cap and sealing a gap between the bobbin and the cap; In an electromagnetic pickup sensor that converts magnetic flux changes in the core into voltage in the coil, a groove for filling with an adhesive resin is formed on either the outer wall of the core or the wall of the through-hole of the bobbin approximately at the tip of the core. An electromagnetic pick-up sensor characterized by being provided from the side to the proximal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989118317U JPH0724622Y2 (en) | 1989-10-11 | 1989-10-11 | Electromagnetic pickup sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989118317U JPH0724622Y2 (en) | 1989-10-11 | 1989-10-11 | Electromagnetic pickup sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0356877U true JPH0356877U (en) | 1991-05-31 |
| JPH0724622Y2 JPH0724622Y2 (en) | 1995-06-05 |
Family
ID=31666491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989118317U Expired - Lifetime JPH0724622Y2 (en) | 1989-10-11 | 1989-10-11 | Electromagnetic pickup sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0724622Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6953301B2 (en) | 2002-02-14 | 2005-10-11 | Hinode, Ltd. | Lid assembly for facility access opening |
| JPWO2018211884A1 (en) * | 2017-05-18 | 2020-02-27 | 株式会社村田製作所 | Ferrite core fixing structure and method of manufacturing the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851067U (en) * | 1981-10-05 | 1983-04-06 | 三菱電機株式会社 | internal combustion engine ignition system |
-
1989
- 1989-10-11 JP JP1989118317U patent/JPH0724622Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851067U (en) * | 1981-10-05 | 1983-04-06 | 三菱電機株式会社 | internal combustion engine ignition system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6953301B2 (en) | 2002-02-14 | 2005-10-11 | Hinode, Ltd. | Lid assembly for facility access opening |
| JPWO2018211884A1 (en) * | 2017-05-18 | 2020-02-27 | 株式会社村田製作所 | Ferrite core fixing structure and method of manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0724622Y2 (en) | 1995-06-05 |
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