JPS62187805U - - Google Patents

Info

Publication number
JPS62187805U
JPS62187805U JP1986075355U JP7535586U JPS62187805U JP S62187805 U JPS62187805 U JP S62187805U JP 1986075355 U JP1986075355 U JP 1986075355U JP 7535586 U JP7535586 U JP 7535586U JP S62187805 U JPS62187805 U JP S62187805U
Authority
JP
Japan
Prior art keywords
scale
slider
main scale
fixed link
linear
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
Application number
JP1986075355U
Other languages
English (en)
Other versions
JPH052804Y2 (ja
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 JP1986075355U priority Critical patent/JPH052804Y2/ja
Priority to US07/049,299 priority patent/US4791289A/en
Publication of JPS62187805U publication Critical patent/JPS62187805U/ja
Application granted granted Critical
Publication of JPH052804Y2 publication Critical patent/JPH052804Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34746—Linear encoders
    • G01D5/34753—Carriages; Driving or coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Description

【図面の簡単な説明】
第１図ａは本考案の一実施例における要部を示
す図であつて、固定リンクに連結したスライダを
メインスケールに組付けた状態を示す底面図、同
図ｂは同図ａにおけるｂ矢視図、第２図ａは同実
施例における固定リンクと、該固定リンクに連結
されたスライダとを示す正面図、同図ｂは同図ａ
の底面図、第３図は従来のリニアスケール測定装
置の一例を工作機械のベツド及びテーブルに取付
けた状態を示す斜視図、第４図ａは第３図の装置
においてメインスケールとスライダとの関係を示
す正面図、同図ｂは同図ａを底面方向から見た部
分断面図である。 １７…スライダ、１８…固定リンク、１９…弾
性連結材としての引張コイルばね（コイルばね）
、２０…弾性連結材としての線ばね、２１…メイ
ンスケール。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 光学格子が形成されたメインスケールと、
    前記メインスケールに対向するインデツクススケ
    ールを有し、前記メインスケールに対して相対的
    に移動するスライダと、前記スライダを連結保持
    する固定リンクとを具備し、前記メインスケール
    とスライダとの相対的な移動量を光学的に測定す
    るリニアスケール測定装置において、前記スライ
    ダが、その移動方向に並ぶ２箇所において、前記
    固定リンクに対し弾性連結材によつてそれぞれ連
    結されたことを特徴とするリニアスケール測定装
    置。 (2) 前記弾性連結材が、コイルばね及び線状ば
    ねの２本のばねより成り、これらの両ばねがスラ
    イダをメインスケール側へ付勢するよう構成され
    た実用新案登録請求の範囲第１項記載のリニアス
    ケール測定装置。
JP1986075355U 1986-05-21 1986-05-21 Expired - Lifetime JPH052804Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986075355U JPH052804Y2 (ja) 1986-05-21 1986-05-21
US07/049,299 US4791289A (en) 1986-05-21 1987-05-13 Linear scale measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986075355U JPH052804Y2 (ja) 1986-05-21 1986-05-21

Publications (2)

Publication Number Publication Date
JPS62187805U true JPS62187805U (ja) 1987-11-30
JPH052804Y2 JPH052804Y2 (ja) 1993-01-25

Family

ID=13573841

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986075355U Expired - Lifetime JPH052804Y2 (ja) 1986-05-21 1986-05-21

Country Status (2)

Country Link
US (1) US4791289A (ja)
JP (1) JPH052804Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016126000A (ja) * 2014-12-27 2016-07-11 株式会社ミツトヨ スケール固定装置

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5172485A (en) * 1991-10-17 1992-12-22 Mitutoyo Corporation Precision linear measuring suspension system having sliding contact between the scale and the pick-off
US5590102A (en) * 1995-01-12 1996-12-31 Discovision Associates Recording informatioin on an optical disc without using pre-manufactured tracks
US5978329A (en) * 1995-06-07 1999-11-02 Discovision Associates Technique for closed loop servo operation in optical disc tracking control
DE19543647C2 (de) * 1995-11-23 2000-05-04 Heidenhain Gmbh Dr Johannes Längenmeßeinrichtung zur Messung der Relativlage zweier Objekte
CN1077715C (zh) 1995-12-06 2002-01-09 迪维安公司 聚焦控制的装置和方法
US5689485A (en) * 1996-04-01 1997-11-18 Discovision Associates Tracking control apparatus and method
DE10250094B4 (de) * 2002-10-26 2010-07-22 Dr. Johannes Heidenhain Gmbh Messsystem mit einer Koppelstange
US7281339B2 (en) * 2004-05-06 2007-10-16 Universal Instruments Corporation Encoder system
CN103551963A (zh) * 2013-11-13 2014-02-05 昆山日日先精密机械有限公司 一种用于平面磨床的光学尺固定调节装置
JP5752221B2 (ja) * 2013-12-19 2015-07-22 ファナック株式会社 弾性構造部を備えた固定スリットを有する光学式エンコーダ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51113657A (en) * 1975-03-08 1976-10-06 Heidenhain Gmbh Dr Johannes Length measuring device
JPS54104868A (en) * 1978-02-06 1979-08-17 Mitsutoyo Seisakusho Linear scale type measuring instrument

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531650A (en) * 1968-10-11 1970-09-29 Dynamics Res Corp Electro-optical transducers having fluidic support
DE2518745C3 (de) * 1975-04-26 1979-06-21 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Fehlerkompensation in Positioniersystemen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51113657A (en) * 1975-03-08 1976-10-06 Heidenhain Gmbh Dr Johannes Length measuring device
JPS54104868A (en) * 1978-02-06 1979-08-17 Mitsutoyo Seisakusho Linear scale type measuring instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016126000A (ja) * 2014-12-27 2016-07-11 株式会社ミツトヨ スケール固定装置

Also Published As

Publication number Publication date
US4791289A (en) 1988-12-13
JPH052804Y2 (ja) 1993-01-25

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