GB2160977B - Linear scale device - Google Patents

Linear scale device

Info

Publication number
GB2160977B
GB2160977B GB08512782A GB8512782A GB2160977B GB 2160977 B GB2160977 B GB 2160977B GB 08512782 A GB08512782 A GB 08512782A GB 8512782 A GB8512782 A GB 8512782A GB 2160977 B GB2160977 B GB 2160977B
Authority
GB
United Kingdom
Prior art keywords
linear scale
scale device
linear
scale
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.)
Expired
Application number
GB08512782A
Other versions
GB2160977A (en
GB8512782D0 (en
Inventor
Kenji Indo
Yoshihiko Ishimaru
Hiroshi Yamakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sokkisha Co Ltd
Original Assignee
Sokkisha Co Ltd
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 Sokkisha Co Ltd filed Critical Sokkisha Co Ltd
Publication of GB8512782D0 publication Critical patent/GB8512782D0/en
Publication of GB2160977A publication Critical patent/GB2160977A/en
Application granted granted Critical
Publication of GB2160977B publication Critical patent/GB2160977B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/002—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
GB08512782A 1984-05-29 1985-05-21 Linear scale device Expired GB2160977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7797684U JPS60191908U (en) 1984-05-29 1984-05-29 linear scale

Publications (3)

Publication Number Publication Date
GB8512782D0 GB8512782D0 (en) 1985-06-26
GB2160977A GB2160977A (en) 1986-01-02
GB2160977B true GB2160977B (en) 1987-12-23

Family

ID=13648922

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08512782A Expired GB2160977B (en) 1984-05-29 1985-05-21 Linear scale device

Country Status (3)

Country Link
JP (1) JPS60191908U (en)
DE (1) DE3518920A1 (en)
GB (1) GB2160977B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3627079C1 (en) * 1986-08-09 1987-10-08 Heidenhain Gmbh Dr Johannes Length measuring device
JPH0765881B2 (en) * 1986-12-17 1995-07-19 株式会社ソキア Magnetic scale device
JP2648181B2 (en) * 1988-08-31 1997-08-27 オ−クマ株式会社 Linear encoder
DE19854318A1 (en) * 1998-11-25 2000-05-31 Heidenhain Gmbh Dr Johannes Length measuring device
US6516534B2 (en) * 2001-05-04 2003-02-11 Hiwin Technologies Corp. Measurable guide actuator
DE102004047698A1 (en) * 2004-09-30 2006-04-13 Siemens Ag position sensor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA923595A (en) * 1969-07-01 1973-03-27 The Plessey Company Limited Displacement measuring devices
IT1058791B (en) * 1976-04-08 1982-05-10 Olivetti & Co Spa PRECISION TRANSDUCER FOR LINEAR POSITION MEASUREMENTS
DE2832038A1 (en) * 1978-07-21 1980-01-31 Leitz Ernst Gmbh LINEAR MICROMETER
GB2054174B (en) * 1979-07-20 1984-05-23 Perry D L E Drafting apparatus
DE3110337C2 (en) * 1981-03-17 1983-04-21 Horst Kabus KG, 7085 Bopfingen Measuring transducer for recording path lengths
DE8536525U1 (en) * 1985-12-24 1986-02-27 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Position measuring device

Also Published As

Publication number Publication date
DE3518920A1 (en) 1985-12-05
JPS60191908U (en) 1985-12-19
GB2160977A (en) 1986-01-02
GB8512782D0 (en) 1985-06-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030521