JPH0425005U - - Google Patents
Info
- Publication number
- JPH0425005U JPH0425005U JP6680790U JP6680790U JPH0425005U JP H0425005 U JPH0425005 U JP H0425005U JP 6680790 U JP6680790 U JP 6680790U JP 6680790 U JP6680790 U JP 6680790U JP H0425005 U JPH0425005 U JP H0425005U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- head side
- cylinder
- detection element
- position detection
- 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 5
- 239000004065 semiconductor Substances 0.000 claims description 4
Landscapes
- Actuator (AREA)
Description
第１図、第２図は本考案の実施例を示す断面図
、第３図はピストンストロークと半導体位置検出
素子の出力電流の関係を示す図表、第４図、第５
図は従来例の断面図である。
１０はシリンダチユーブ、１１はピストンロツ
ド、１２はピストン、１３はヘツド側室、１４は
ロツド側室、１５はレーザ発振器、１６は半導体
位置検出素子。
1 and 2 are cross-sectional views showing an embodiment of the present invention, FIG. 3 is a chart showing the relationship between the piston stroke and the output current of the semiconductor position detection element, and FIGS. 4 and 5.
The figure is a sectional view of a conventional example. 10 is a cylinder tube, 11 is a piston rod, 12 is a piston, 13 is a head side chamber, 14 is a rod side chamber, 15 is a laser oscillator, and 16 is a semiconductor position detection element.
Claims (1)
を備えたピストン１２を嵌挿してヘツド側室１３
とロツド側室１４を有するシリンダにおいて、 前記シリンダチユーブ１０のヘツド側１０ａに
レーザ発振器１５とスポツト光の受光位置によつ
て出力電流が異なる半導体位置検出素子１６を、
レーザ光がピストン１２のヘツド側端面１２ａよ
り反射して半導体位置検出素子１６で受光するよ
うにそれぞれ設けたことを特徴とするシリンダの
ストローク検出装置。[Claims for Utility Model Registration] Piston rod 11 in cylinder tube 10
The head side chamber 13 is inserted by inserting the piston 12 equipped with the
In the cylinder having a rod side chamber 14, a laser oscillator 15 and a semiconductor position detection element 16 whose output current varies depending on the spot light receiving position are installed on the head side 10a of the cylinder tube 10.
A cylinder stroke detection device characterized in that a laser beam is provided so that it is reflected from a head side end surface 12a of a piston 12 and received by a semiconductor position detection element 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6680790U JPH0425005U (en) | 1990-06-26 | 1990-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6680790U JPH0425005U (en) | 1990-06-26 | 1990-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425005U true JPH0425005U (en) | 1992-02-28 |
Family
ID=31599838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6680790U Pending JPH0425005U (en) | 1990-06-26 | 1990-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013164143A (en) * | 2012-02-13 | 2013-08-22 | Mitsubishi Nichiyu Forklift Co Ltd | Vertically-arranged cylinder, and forklift including the same |
| JP2017514150A (en) * | 2014-04-11 | 2017-06-01 | エム・ハー・ヴィアト ゲゼルシャフト ミット ベシュレンクテル ハフツングＭＨＷｉｒｔｈ ＧｍｂＨ | Method for detecting the position and / or movement of a piston in a cylinder and cylinder device |
-
1990
- 1990-06-26 JP JP6680790U patent/JPH0425005U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013164143A (en) * | 2012-02-13 | 2013-08-22 | Mitsubishi Nichiyu Forklift Co Ltd | Vertically-arranged cylinder, and forklift including the same |
| JP2017514150A (en) * | 2014-04-11 | 2017-06-01 | エム・ハー・ヴィアト ゲゼルシャフト ミット ベシュレンクテル ハフツングＭＨＷｉｒｔｈ ＧｍｂＨ | Method for detecting the position and / or movement of a piston in a cylinder and cylinder device |
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