JPS5973611U - cylinder device - Google Patents

cylinder device

Info

Publication number
JPS5973611U
JPS5973611U JP17020782U JP17020782U JPS5973611U JP S5973611 U JPS5973611 U JP S5973611U JP 17020782 U JP17020782 U JP 17020782U JP 17020782 U JP17020782 U JP 17020782U JP S5973611 U JPS5973611 U JP S5973611U
Authority
JP
Japan
Prior art keywords
cylinder
piston
cylinder device
magnetic material
utility
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
Application number
JP17020782U
Other languages
Japanese (ja)
Inventor
東海林 宏明
Original Assignee
日立建機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP17020782U priority Critical patent/JPS5973611U/en
Publication of JPS5973611U publication Critical patent/JPS5973611U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は従来技術によるシリンダ装置の縦断面図、第2
図および第3図は本考案の第1の実施例を示し、第2図
はシリンダ装置の縦断面図、第3図イはギャップセンサ
の出力信号を示す線図、第3図口は第3図イの信号を波
形整形した後の信号を示す線図、第4図は本考案の第2
の実施例を示す要部断面図である。 1・・・シリンダ、2・・・ピストン、3・・・ピスト
ンロッド、11・・・凹部、12・・・凸部、13・・
・充填物、14・・・ギャップセンサ、21・・・コー
ティング部材。
Fig. 1 is a vertical sectional view of a cylinder device according to the prior art;
3 and 3 show the first embodiment of the present invention, FIG. 2 is a longitudinal sectional view of the cylinder device, FIG. 3 A is a diagram showing the output signal of the gap sensor, and FIG. A diagram showing the signal after waveform shaping of the signal in Figure A, Figure 4 is the second waveform of the present invention.
FIG. DESCRIPTION OF SYMBOLS 1... Cylinder, 2... Piston, 3... Piston rod, 11... Concave part, 12... Convex part, 13...
- Filler, 14... Gap sensor, 21... Coating member.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] (1)シリンダと、該シリンダ内に摺動可能に設けたピ
ストンと、一端が該ピストンに固着して設けられ、他端
が前記シリンダから外部に突出するピストンロッドとを
備えたシリンダ装置において、前記シリンダの内壁には
所定の間隔をもって連続する凹凸部を形成し、前記ピス
トンには該シリンダの凹凸を検出するギャップセンサを
前記シリンダと非接触状態で固定して設けたことを特徴
とするシリンダ装置。
(1) A cylinder device comprising a cylinder, a piston slidably provided within the cylinder, and a piston rod having one end fixed to the piston and the other end protruding from the cylinder to the outside, A cylinder characterized in that an inner wall of the cylinder is formed with continuous uneven parts at a predetermined interval, and a gap sensor for detecting the unevenness of the cylinder is provided on the piston and fixed in a non-contact state with the cylinder. Device.
(2)前記シ、リングを磁性体で形成し、前記凹部には
前記シリンダ内壁を平滑面とする非磁性体の充填物を取
付けたことを特徴とする実用新案登録請求の範囲(1)
項記載のシリンダ装置。
(2) Utility model registration claim (1) characterized in that the cylinder is formed of a magnetic material, and the concave portion is filled with a non-magnetic material that makes the inner wall of the cylinder a smooth surface.
Cylinder device described in section.
JP17020782U 1982-11-10 1982-11-10 cylinder device Pending JPS5973611U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17020782U JPS5973611U (en) 1982-11-10 1982-11-10 cylinder device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17020782U JPS5973611U (en) 1982-11-10 1982-11-10 cylinder device

Publications (1)

Publication Number Publication Date
JPS5973611U true JPS5973611U (en) 1984-05-18

Family

ID=30371628

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17020782U Pending JPS5973611U (en) 1982-11-10 1982-11-10 cylinder device

Country Status (1)

Country Link
JP (1) JPS5973611U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018197592A (en) * 2017-05-24 2018-12-13 住友重機械工業株式会社 Air actuator device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018197592A (en) * 2017-05-24 2018-12-13 住友重機械工業株式会社 Air actuator device

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