CA906204A - Method and apparatus for surface flatness measurement - Google Patents

Method and apparatus for surface flatness measurement

Info

Publication number
CA906204A
CA906204A CA906204A CA906204DA CA906204A CA 906204 A CA906204 A CA 906204A CA 906204 A CA906204 A CA 906204A CA 906204D A CA906204D A CA 906204DA CA 906204 A CA906204 A CA 906204A
Authority
CA
Canada
Prior art keywords
surface flatness
flatness measurement
measurement
flatness
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
CA906204A
Inventor
Docherty John
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.)
IBM Canada Ltd
Original Assignee
IBM Canada 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 IBM Canada Ltd filed Critical IBM Canada Ltd
Application granted granted Critical
Publication of CA906204A publication Critical patent/CA906204A/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
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
    • G01B5/285—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces for controlling eveness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CA906204A 1968-07-02 1968-07-02 Method and apparatus for surface flatness measurement Expired CA906204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA23968 1968-07-02

Publications (1)

Publication Number Publication Date
CA906204A true CA906204A (en) 1972-08-01

Family

ID=4084343

Family Applications (1)

Application Number Title Priority Date Filing Date
CA906204A Expired CA906204A (en) 1968-07-02 1968-07-02 Method and apparatus for surface flatness measurement

Country Status (1)

Country Link
CA (1) CA906204A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135408A (en) * 2010-12-21 2011-07-27 深圳市昌红模具科技股份有限公司 Method for measuring planarity of printer part

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135408A (en) * 2010-12-21 2011-07-27 深圳市昌红模具科技股份有限公司 Method for measuring planarity of printer part

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