FR1219967A - Dispositif de projection permettant des lectures et des réglages précis d'après des graduations de longueurs et d'angles - Google Patents

Dispositif de projection permettant des lectures et des réglages précis d'après des graduations de longueurs et d'angles

Info

Publication number
FR1219967A
FR1219967A FR792167A FR792167A FR1219967A FR 1219967 A FR1219967 A FR 1219967A FR 792167 A FR792167 A FR 792167A FR 792167 A FR792167 A FR 792167A FR 1219967 A FR1219967 A FR 1219967A
Authority
FR
France
Prior art keywords
graduations
lengths
angles
projection device
device allowing
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
FR792167A
Other languages
English (en)
French (fr)
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.)
Firma Wenczler and Heidenhain
Original Assignee
Firma Wenczler and Heidenhain
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 Firma Wenczler and Heidenhain filed Critical Firma Wenczler and Heidenhain
Application granted granted Critical
Publication of FR1219967A publication Critical patent/FR1219967A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles
    • G01C1/02—Theodolites
    • G01C1/06—Arrangements for reading scales
    • 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
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
    • 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
    • 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
    • G01D13/00—Component parts of indicators for measuring arrangements not specially adapted for a specific variable

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
FR792167A 1958-04-16 1959-04-15 Dispositif de projection permettant des lectures et des réglages précis d'après des graduations de longueurs et d'angles Expired FR1219967A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW23148A DE1151131B (de) 1958-04-16 1958-04-16 Einrichtung zur Anzeige von Laengen- und Winkelmessgroessen

Publications (1)

Publication Number Publication Date
FR1219967A true FR1219967A (fr) 1960-05-20

Family

ID=7597486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792167A Expired FR1219967A (fr) 1958-04-16 1959-04-15 Dispositif de projection permettant des lectures et des réglages précis d'après des graduations de longueurs et d'angles

Country Status (4)

Country Link
CH (1) CH370252A (de)
DE (1) DE1151131B (de)
FR (1) FR1219967A (de)
GB (1) GB879359A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB703341A (en) * 1949-11-01 1954-02-03 John Stanley Appleby Improvements in or relating to the measurement of intervals of length

Also Published As

Publication number Publication date
DE1151131B (de) 1963-07-04
GB879359A (en) 1961-10-11
CH370252A (de) 1963-06-30

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