JPS6415983U - - Google Patents
Info
- Publication number
- JPS6415983U JPS6415983U JP10742487U JP10742487U JPS6415983U JP S6415983 U JPS6415983 U JP S6415983U JP 10742487 U JP10742487 U JP 10742487U JP 10742487 U JP10742487 U JP 10742487U JP S6415983 U JPS6415983 U JP S6415983U
- Authority
- JP
- Japan
- Prior art keywords
- differential
- pickup coil
- coil
- detection section
- unbalance
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Measuring Magnetic Variables (AREA)
Description
第１図は、この考案の一実施例を示すスキツド
磁力計の検出部の回路図、第２図ａ，ｂは、同検
出部の差動コイルとピツクアツプコイルの補償動
作を説明するための図、第３図は、従来のピツク
アツプコイルに鎖交する磁束を説明するための図
、第４図は、従来のスキツド磁力計の検出部の回
路図を示す図である。
１：差動型ピツクアツプコイル、２：励振コイ
ル、７：補償用の差動コイル。
Fig. 1 is a circuit diagram of the detecting section of a skid magnetometer showing an embodiment of this invention, and Figs. 2 a and b are diagrams for explaining the compensation operation of the differential coil and pickup coil of the same detecting section. 3 is a diagram for explaining magnetic flux interlinking with a conventional pickup coil, and FIG. 4 is a diagram showing a circuit diagram of a detection section of a conventional skid magnetometer. 1: Differential pickup coil, 2: Excitation coil, 7: Compensation differential coil.
Claims (1)
称位置に、前記差動型ピツクアツプコイルのアン
バランスを補償するための差動コイルを設けたこ
とを特徴とするスキツド磁力計の検出部。 1. A detection section of a skid magnetometer, characterized in that differential coils are provided at symmetrical positions above and below the differential pickup coil for compensating for unbalance of the differential pickup coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10742487U JPS6415983U (en) | 1987-07-13 | 1987-07-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10742487U JPS6415983U (en) | 1987-07-13 | 1987-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415983U true JPS6415983U (en) | 1989-01-26 |
Family
ID=31341826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10742487U Pending JPS6415983U (en) | 1987-07-13 | 1987-07-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7235828B2 (en) | 1994-02-23 | 2007-06-26 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device with residual nickel from crystallization of semiconductor film |
-
1987
- 1987-07-13 JP JP10742487U patent/JPS6415983U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7235828B2 (en) | 1994-02-23 | 2007-06-26 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device with residual nickel from crystallization of semiconductor film |
| US7749819B2 (en) | 1994-02-23 | 2010-07-06 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing semiconductor device |
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