JPS6446734U - - Google Patents
Info
- Publication number
- JPS6446734U JPS6446734U JP14117387U JP14117387U JPS6446734U JP S6446734 U JPS6446734 U JP S6446734U JP 14117387 U JP14117387 U JP 14117387U JP 14117387 U JP14117387 U JP 14117387U JP S6446734 U JPS6446734 U JP S6446734U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- resistor
- measured pressure
- cross
- series
- 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
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 claims 2
- 239000002131 composite material Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の交差コイル式油圧計の実施例
を示した回路図、第２図は従来例の回路説明図、
第３図はその交差コイル式油圧計の概略斜視図、
第４図は圧力と指示角との関係を示した特性図で
ある。
１……交差コイル式油圧計、２……指針、３…
…指針軸、４……可動マグネツト、５……センサ
、５ａ……可変抵抗器、６……切換スイツチ。
Fig. 1 is a circuit diagram showing an embodiment of the crossed coil type oil pressure gauge of the present invention, Fig. 2 is an explanatory circuit diagram of a conventional example,
Figure 3 is a schematic perspective view of the crossed coil oil pressure gauge.
FIG. 4 is a characteristic diagram showing the relationship between pressure and indicated angle. 1...Cross coil oil pressure gauge, 2...Pointer, 3...
... pointer shaft, 4 ... movable magnet, 5 ... sensor, 5a ... variable resistor, 6 ... changeover switch.
Claims (1)
可動マグネツト４を包囲するように互いに交差し
て巻回され、測定圧力の上昇に応じて抵抗値が減
少する圧力センサ５と並列に接続された第１のコ
イルＮ１，Ｎ２及び該第１のコイルＮ１，Ｎ２と
電源に対し直列接続された第２のコイルＮ３とを
有し、前記１のコイルＮ，Ｎ２、第２のコイルＮ
３に測定圧力に応じた方向の合成磁界を発生させ
る交差コイル式油圧計において、前記第１のコイ
ルＮ１，Ｎ２と直列に抵抗Ｒ３を接続し、更に該
抵抗Ｒ３と並列に、抵抗Ｒ４及び測定圧が零のと
き閉路し測定圧力の上昇に応じて開路する切換ス
イツチ６との直列回路を接続したことを特徴とす
る交差コイル式油圧計。 A movable magnet 4 fixed to the pointer shaft 3 is connected in parallel with a pressure sensor 5 which is wound so as to surround the movable magnet 4 so as to cross each other, and whose resistance value decreases as the measured pressure increases. It has a first coil N 1 , N 2 and a second coil N 3 connected in series with the first coil N 1 , N 2 and a power supply, Coil N
In the cross-coil oil pressure gauge that generates a composite magnetic field in a direction corresponding to the measured pressure in 3 , a resistor R 3 is connected in series with the first coils N 1 and N 2 , and further in parallel with the resistor R 3 . A cross-coil oil pressure gauge characterized in that a series circuit is connected to a resistor R4 and a changeover switch 6 that is closed when the measured pressure is zero and opened when the measured pressure increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14117387U JPS6446734U (en) | 1987-09-16 | 1987-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14117387U JPS6446734U (en) | 1987-09-16 | 1987-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6446734U true JPS6446734U (en) | 1989-03-22 |
Family
ID=31406010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14117387U Pending JPS6446734U (en) | 1987-09-16 | 1987-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6446734U (en) |
-
1987
- 1987-09-16 JP JP14117387U patent/JPS6446734U/ja active Pending
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