JPH0341208U - - Google Patents

Info

Publication number
JPH0341208U
JPH0341208U JP1989102587U JP10258789U JPH0341208U JP H0341208 U JPH0341208 U JP H0341208U JP 1989102587 U JP1989102587 U JP 1989102587U JP 10258789 U JP10258789 U JP 10258789U JP H0341208 U JPH0341208 U JP H0341208U
Authority
JP
Japan
Prior art keywords
sensor
cylinder
center
concave
rod
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
JP1989102587U
Other languages
English (en)
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 filed Critical
Priority to JP1989102587U priority Critical patent/JPH0341208U/ja
Priority to PCT/JP1990/001121 priority patent/WO1991003652A1/ja
Priority to US07/678,333 priority patent/US5138934A/en
Priority to EP19900912960 priority patent/EP0441981A4/en
Publication of JPH0341208U publication Critical patent/JPH0341208U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)

Description

【図面の簡単な説明】
第１図〜第４図はそれぞれ第１実施例〜第４実
施例に係るストロークセンサ内蔵シリンダのヘツ
ド部分の断面説明図、第５図は実施例に係るスト
ロークセンサ内蔵シリンダのボトム部分の断面説
明図、第６図および第７図は従来の技術によるス
トロークセンサ内蔵シリンダのヘツド部分の断面
説明図で、第６図はセンサ本体とセンサロツドと
を同軸上に配置したストロークセンサを内蔵する
シリンダの場合、第７図はセンサ本体に対してセ
ンサロツドが偏心したストロークセンサを内蔵す
るシリンダの場合を示す。 １……シリンダ、２……ピストンロツド、４…
…リング状部材、５……センサ本体、６……セン
サロツド、８……偏心部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. シリンダ１と、シリンダ１内に摺動自在に挿嵌
    されたピストンロツド２との中心部に中空部を設
    け、この中空部内にセンサ本体５に対して偏心し
    たセンサロツド６を有するストロークセンサを設
    置した流体圧シリンダにおいて、前記センサロツ
    ド６の先端に、センサロツド６と同軸の凹凸部を
    備え、一端に流体圧シリンダ中空部の中心に設け
    た凹部または凸部に枢支される凸部または凹部を
    備えた偏心部材８を固着し、流体圧シリンダの中
    心部に設けた中空部内に、前記偏心部材８の凹凸
    部と係合するリング状部材４を固着したことを特
    徴とするストロークセンサ内蔵シリンダ。
JP1989102587U 1989-08-31 1989-08-31 Pending JPH0341208U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989102587U JPH0341208U (ja) 1989-08-31 1989-08-31
PCT/JP1990/001121 WO1991003652A1 (en) 1989-08-31 1990-08-31 Cylinder with built-in stroke sensor
US07/678,333 US5138934A (en) 1989-08-31 1990-08-31 Cylinder with a built-in stroke sensor having an eccentric member
EP19900912960 EP0441981A4 (en) 1989-08-31 1990-08-31 Cylinder with built-in stroke sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989102587U JPH0341208U (ja) 1989-08-31 1989-08-31

Publications (1)

Publication Number Publication Date
JPH0341208U true JPH0341208U (ja) 1991-04-19

Family

ID=14331362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989102587U Pending JPH0341208U (ja) 1989-08-31 1989-08-31

Country Status (4)

Country Link
US (1) US5138934A (ja)
EP (1) EP0441981A4 (ja)
JP (1) JPH0341208U (ja)
WO (1) WO1991003652A1 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992008058A1 (en) * 1990-10-26 1992-05-14 Kabushiki Kaisha Komatsu Seisakusho Device for mounting position detecting sensor
US6367366B1 (en) * 1999-12-02 2002-04-09 Western Well Tool, Inc. Sensor assembly
US6502880B1 (en) * 2000-03-08 2003-01-07 Btm Corporation Pin part locator
EP1264991B1 (en) * 2001-06-07 2009-10-28 Gefran S.p.A. Arrangement of a position sensor in a cylinder-piston unit
AT412672B (de) * 2002-10-30 2005-05-25 Hoerbiger Kompressortech Hold Monitor zur überwachung der bewegungsbahn eines hubkolbens
JP4780682B2 (ja) * 2006-06-16 2011-09-28 株式会社小松製作所 シリンダのストローク位置計測装置
US8100045B2 (en) * 2008-10-21 2012-01-24 Clark Equipment Company Hydraulic cylinder rod position sensor
US11248427B2 (en) 2018-08-06 2022-02-15 Schlumberger Technology Corporation Systems and methods for manipulating wellbore completion products

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51123494U (ja) * 1975-04-02 1976-10-06
JPS51123494A (en) * 1975-04-19 1976-10-28 Omron Tateisi Electronics Co Variable display board controlling system
JPS56106209U (ja) * 1980-01-16 1981-08-18
JPS56106209A (en) * 1980-01-28 1981-08-24 Furukawa Electric Co Ltd:The Correcting method for light quantity distribution of rod lens
US4386552A (en) * 1980-06-16 1983-06-07 Foxwell W John Power cylinder with internally mounted position indicator
DE3116333C2 (de) * 1981-04-24 1984-01-12 H. Kuhnke Gmbh Kg, 2427 Malente Meßsystem zum berührungslosen Erfassen von Positionen der Kolbenstange einer Kolben-Zylinder-Einheit
DE3123572C2 (de) * 1981-06-13 1986-12-11 H. Kuhnke Gmbh Kg, 2427 Malente Meßsystem zum berührungslosen Erfassen von Kolbenstangenpositionen
DE3520199A1 (de) * 1984-10-05 1986-04-10 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Potentiometer
JPS61164803A (ja) * 1985-01-18 1986-07-25 住友金属鉱山株式会社 Ａｌｃ用鉄筋マツトの支持方法
JPH0329607Y2 (ja) * 1985-04-01 1991-06-24
US4719419A (en) * 1985-07-15 1988-01-12 Harris Graphics Corporation Apparatus for detecting a rotary position of a shaft
US4889035A (en) * 1985-07-16 1989-12-26 Thermo Electron Web Systems, Inc. Magnetically actuated valve for cyclically operating piston-cylinder actuator
DE3622245A1 (de) * 1986-07-02 1988-01-14 Ford Werke Ag Rollenstoesselanordnung mit verdrehsicherung, insbesondere fuer brennkraftmaschinen
JPS6325304U (ja) * 1986-07-31 1988-02-19
US4912409A (en) * 1988-01-22 1990-03-27 Sunpower, Inc. Actuator displacement transducer having external flux excluding tube

Also Published As

Publication number Publication date
WO1991003652A1 (en) 1991-03-21
EP0441981A1 (en) 1991-08-21
US5138934A (en) 1992-08-18
EP0441981A4 (en) 1991-10-23

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