JPS647005U - - Google Patents
Info
- Publication number
- JPS647005U JPS647005U JP10233087U JP10233087U JPS647005U JP S647005 U JPS647005 U JP S647005U JP 10233087 U JP10233087 U JP 10233087U JP 10233087 U JP10233087 U JP 10233087U JP S647005 U JPS647005 U JP S647005U
- Authority
- JP
- Japan
- Prior art keywords
- detection coil
- bellows
- air pressure
- changes
- core portion
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の第１の実施例を示す縦断面図
、第２図及び第３図は本考案の第２の実施例を示
すもので、第２図は縦断面図、第３図は取付状態
を示す断面図、第４図は従来構成を示す断面図で
ある。
図面中、１０はベース、１１はコア部、１２は
検出コイル、１３は筒部材、１４はベローズ、１
６は可動磁性体、１７はハウジング、２１はホイ
ール、２６はハウジングである。
Fig. 1 is a longitudinal sectional view showing a first embodiment of the present invention, Figs. 2 and 3 are longitudinal sectional views showing a second embodiment of the invention, Fig. 2 is a longitudinal sectional view, and Fig. 3 is a longitudinal sectional view showing a second embodiment of the invention. 4 is a cross-sectional view showing the attached state, and FIG. 4 is a cross-sectional view showing the conventional configuration. In the drawing, 10 is a base, 11 is a core part, 12 is a detection coil, 13 is a cylinder member, 14 is a bellows, 1
6 is a movable magnetic body, 17 is a housing, 21 is a wheel, and 26 is a housing.
Claims (1)
部の外周に巻装された検出コイルと、この検出コ
イルを囲繞する袋状をなして開放端が前記ベース
に固着されタイヤ空気圧の変化に応じて伸縮され
るベローズと、このベローズに設けられその伸縮
に応じて前記検出コイルとの間の〓間が変化して
前記検出コイルのインダクタンスを変化させる可
動磁性体とを具備してなる車両用タイヤ空気圧検
出センサ。 A base made of a magnetic material having a core portion, a detection coil wound around the outer periphery of the core portion, and a bag-shaped bag surrounding the detection coil whose open end is fixed to the base and responds to changes in tire air pressure. A vehicle tire comprising: a bellows that expands and contracts; and a movable magnetic body that is provided on the bellows and changes the distance between the bellows and the detection coil according to the expansion and contraction, thereby changing the inductance of the detection coil. Air pressure detection sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10233087U JPH0426244Y2 (en) | 1987-07-03 | 1987-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10233087U JPH0426244Y2 (en) | 1987-07-03 | 1987-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS647005U true JPS647005U (en) | 1989-01-17 |
| JPH0426244Y2 JPH0426244Y2 (en) | 1992-06-24 |
Family
ID=31332142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10233087U Expired JPH0426244Y2 (en) | 1987-07-03 | 1987-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426244Y2 (en) |
-
1987
- 1987-07-03 JP JP10233087U patent/JPH0426244Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0426244Y2 (en) | 1992-06-24 |