JPS61190803U - - Google Patents
Info
- Publication number
- JPS61190803U JPS61190803U JP7493985U JP7493985U JPS61190803U JP S61190803 U JPS61190803 U JP S61190803U JP 7493985 U JP7493985 U JP 7493985U JP 7493985 U JP7493985 U JP 7493985U JP S61190803 U JPS61190803 U JP S61190803U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- rod
- dielectric
- opposing portion
- electrodes
- 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 4
- 239000007788 liquid Substances 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図はこの考案の一実施例を示す図、第２図
Ａ，Ｂおよび第３図はその部分詳細図、第４図は
検出回路の一例の構成を示す図、第５図は本願人
が先に提案したシヨツクアブソーバを示す図であ
る。
３１……外筒、３２……内筒、３３……ロツド
、３４……ガイド、３５……絶縁部材、３６……
ピストン、３７……シール、３８……カバー、４
１……貯留槽、４７……コイルばね、４８……油
、４９……取付け用ねじ、５０……ダスト・ブー
ツ、５１……レベル検知手段、５１ａ……加熱抵
抗器、５１ｂ……抵抗器、５２……検出回路。
FIG. 1 is a diagram showing an embodiment of this invention, FIGS. 2A, B, and 3 are partial detailed views thereof, FIG. 4 is a diagram showing the configuration of an example of a detection circuit, and FIG. 5 is a diagram of the present applicant. 1 is a diagram showing a shock absorber previously proposed by. 31... Outer cylinder, 32... Inner cylinder, 33... Rod, 34... Guide, 35... Insulating member, 36...
Piston, 37... Seal, 38... Cover, 4
DESCRIPTION OF SYMBOLS 1...Storage tank, 47...Coil spring, 48...Oil, 49...Mounting screw, 50...Dust boot, 51...Level detection means, 51a...Heating resistor, 51b...Resistor , 52...detection circuit.
Claims (1)
るロツドと、少なく共前記シリンダ及びロツドが
対向する部分が液体より成る誘電体で常時満たさ
れるように、前記シリンダに連動して前記対向部
分よりも上方に設けた誘電体の貯留槽とを具え、
前記シリンダおよびロツドをそれぞれ電極として
、これら電極間で形成される静電容量を計測する
ことにより、前記シリンダと前記ロツドとの相対
位置を検出するよう構成すると共に、前記シリン
ダおよびロツドの相対移動に伴う誘電体の最下液
面レベルよりも下方で、かつ前記対向部分よりも
上方に誘電体のレベル検知手段を設けたことを特
徴とする静電容量式シリンダ変位計。 A cylinder, a rod that moves relatively within the cylinder, and a rod that moves in conjunction with the cylinder above the opposing portion so that at least the opposing portion of the cylinder and rod is always filled with a dielectric substance made of liquid. and a dielectric storage tank provided in the
The cylinder and the rod are respectively used as electrodes, and the relative position of the cylinder and the rod is detected by measuring the capacitance formed between these electrodes, and the relative movement of the cylinder and the rod is detected. A capacitive cylinder displacement meter characterized in that a dielectric level detection means is provided below the lowest liquid level of the accompanying dielectric and above the opposing portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7493985U JPS61190803U (en) | 1985-05-22 | 1985-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7493985U JPS61190803U (en) | 1985-05-22 | 1985-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190803U true JPS61190803U (en) | 1986-11-27 |
Family
ID=30615694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7493985U Pending JPS61190803U (en) | 1985-05-22 | 1985-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190803U (en) |
-
1985
- 1985-05-22 JP JP7493985U patent/JPS61190803U/ja active Pending
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