GB2034880B - Twodimensional measuring apparatus - Google Patents

Twodimensional measuring apparatus

Info

Publication number
GB2034880B
GB2034880B GB7844146A GB7844146A GB2034880B GB 2034880 B GB2034880 B GB 2034880B GB 7844146 A GB7844146 A GB 7844146A GB 7844146 A GB7844146 A GB 7844146A GB 2034880 B GB2034880 B GB 2034880B
Authority
GB
United Kingdom
Prior art keywords
twodimensional
measuring apparatus
measuring
twodimensional measuring
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
GB7844146A
Other versions
GB2034880A (en
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Priority to GB7844146A priority Critical patent/GB2034880B/en
Priority to DE19792945175 priority patent/DE2945175A1/en
Priority to SE7909251A priority patent/SE7909251L/en
Priority to JP14449879A priority patent/JPS5571902A/en
Priority to IT50792/79A priority patent/IT1120878B/en
Publication of GB2034880A publication Critical patent/GB2034880A/en
Application granted granted Critical
Publication of GB2034880B publication Critical patent/GB2034880B/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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB7844146A 1978-11-11 1978-11-11 Twodimensional measuring apparatus Expired GB2034880B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB7844146A GB2034880B (en) 1978-11-11 1978-11-11 Twodimensional measuring apparatus
DE19792945175 DE2945175A1 (en) 1978-11-11 1979-11-08 MEASURING DEVICE
SE7909251A SE7909251L (en) 1978-11-11 1979-11-08 METHOD FOR LENGTH SEATING IN TWO DIFFERENT DIRECTIONS
JP14449879A JPS5571902A (en) 1978-11-11 1979-11-09 Dimension measuring device
IT50792/79A IT1120878B (en) 1978-11-11 1979-11-09 DEVICE FOR THE EXECUTION OF LINEAR MEASUREMENTS IN TWO DIMENSIONS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7844146A GB2034880B (en) 1978-11-11 1978-11-11 Twodimensional measuring apparatus

Publications (2)

Publication Number Publication Date
GB2034880A GB2034880A (en) 1980-06-11
GB2034880B true GB2034880B (en) 1983-03-09

Family

ID=10500979

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7844146A Expired GB2034880B (en) 1978-11-11 1978-11-11 Twodimensional measuring apparatus

Country Status (5)

Country Link
JP (1) JPS5571902A (en)
DE (1) DE2945175A1 (en)
GB (1) GB2034880B (en)
IT (1) IT1120878B (en)
SE (1) SE7909251L (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8420096D0 (en) * 1984-08-07 1984-09-12 Putra Siregar N I Measurement of errors
DE3909855A1 (en) * 1989-03-25 1990-09-27 Ems Technik Gmbh Method for determining the position of a positionable surface, and a position sensor (encoder)
DE4105433C2 (en) * 1991-02-21 1994-05-19 Heidenhain Gmbh Dr Johannes Device for contour shape testing on a processing or measuring machine
US5204524A (en) * 1991-03-22 1993-04-20 Mitutoyo Corporation Two-dimensional optical encoder with three gratings in each dimension
DE4206544A1 (en) * 1992-03-02 1993-09-09 Lpkf Cad Cam Systeme In Thueri Two-coordinate distance measurement system - has photoelectric incremental sensor arrangement with opaque scanning plates and window pair groups with line rasters
WO1993021639A1 (en) * 1992-04-09 1993-10-28 Mitutoyo Corporation X-y table apparatus
US6351313B1 (en) 1997-09-29 2002-02-26 Dr. Johannes Heidenhain Gmbh Device for detecting the position of two bodies
EP1019669B1 (en) * 1997-09-29 2002-07-24 Dr. Johannes Heidenhain GmbH Device for detecting the position of two bodies
JP4444469B2 (en) 2000-08-07 2010-03-31 株式会社ミツトヨ Optical displacement measuring device
DE10313036B3 (en) * 2003-03-24 2004-08-19 Klingelnberg Gmbh Position detection device for linearly displaced machine tool or measuring instrument carriage using read heads for line rasters in combination with distance sensors for providing coordinate position of carriage
DE10313038B4 (en) 2003-03-24 2005-02-17 Klingelnberg Gmbh Device for detecting the position of a probe element in a multi-coordinate measuring device
CN104634247B (en) * 2015-02-04 2017-05-17 东莞市凯丰仪器科技有限公司 Quadratic element imager

Also Published As

Publication number Publication date
DE2945175A1 (en) 1980-05-22
SE7909251L (en) 1980-05-12
IT7950792A0 (en) 1979-11-09
GB2034880A (en) 1980-06-11
IT1120878B (en) 1986-03-26
JPS5571902A (en) 1980-05-30

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Legal Events

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