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FR1381839A - Device for determining the position of marks, for example on graduations - Google Patents

Device for determining the position of marks, for example on graduations

Info

Publication number
FR1381839A
FR1381839A FR962620A FR962620A FR1381839A FR 1381839 A FR1381839 A FR 1381839A FR 962620 A FR962620 A FR 962620A FR 962620 A FR962620 A FR 962620A FR 1381839 A FR1381839 A FR 1381839A
Authority
FR
France
Prior art keywords
graduations
marks
determining
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
FR962620A
Other languages
French (fr)
Inventor
Klauss Heinecke
Werner Holle
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Priority to FR962620A priority Critical patent/FR1381839A/en
Application granted granted Critical
Publication of FR1381839A publication Critical patent/FR1381839A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/128—Sensing by using optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
FR962620A 1964-02-04 1964-02-04 Device for determining the position of marks, for example on graduations Expired FR1381839A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR962620A FR1381839A (en) 1964-02-04 1964-02-04 Device for determining the position of marks, for example on graduations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR962620A FR1381839A (en) 1964-02-04 1964-02-04 Device for determining the position of marks, for example on graduations

Publications (1)

Publication Number Publication Date
FR1381839A true FR1381839A (en) 1964-12-14

Family

ID=8822418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR962620A Expired FR1381839A (en) 1964-02-04 1964-02-04 Device for determining the position of marks, for example on graduations

Country Status (1)

Country Link
FR (1) FR1381839A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000004A1 (en) * 1977-06-16 1979-01-11 Boc Ltd Edge followers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000004A1 (en) * 1977-06-16 1979-01-11 Boc Ltd Edge followers

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