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  • DIN ISO 21771 E : 2014

    Current The latest, up-to-date edition.

    GEARS - CYLINDRICAL INVOLUTE GEARS AND GEAR PAIRS - CONCEPTS AND GEOMETRY (ISO 21771:2007)

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    Published date:  18-08-2014

    Publisher:  German Institute for Standardisation (Deutsches Institut für Normung)

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    Table of Contents - (Show below) - (Hide below)

    National foreword<br>National Annex NA (informative) - Bibliography<br>National Annex NB (normative) - Corrections<br>1 Scope<br>2 Normative references<br>3 Symbols, subscripts and units<br>4 Individual cylindrical gears<br>5 Cylindrical gear pairs<br>6 Tooth flank modifications<br>7 Geometrical limits<br>Annex A (informative) - Calculations related <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;to tooth thickness<br>Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks.

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    Document Type Standard
    Publisher German Institute for Standardisation (Deutsches Institut für Normung)
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    DIN 3961 E : 1978 TOLERANCES FOR CYLINDRICAL GEAR TEETH; BASES
    DIN 3963 E : 1978 TOLERANCES FOR CYLINDRICAL GEAR TEETH; TOLERANCES FOR WORKING DEVIATIONS
    ISO 1328-2:1997 Cylindrical gears ISO system of accuracy Part 2: Definitions and allowable values of deviations relevant to radial composite deviations and runout information
    ISO 701:1998 International gear notation Symbols for geometrical data
    ISO 1328-1:2013 Cylindrical gears — ISO system of flank tolerance classification — Part 1: Definitions and allowable values of deviations relevant to flanks of gear teeth
    ISO/TR 10064-3:1996 Code of inspection practice Part 3: Recommendations relative to gear blanks, shaft centre distance and parallelism of axes
    ISO/TR 10064-2:1996 Code of inspection practice Part 2: Inspection related to radial composite deviations, runout, tooth thickness and backlash
    DIN 3967 E : 1978 SYSTEM OF GEAR FITS; BACKLASH, TOOTH THICKNESS ALLOWANCES, TOOTH THICKNESS TOLERANCES; PRINCIPLES
    AGMA 2002 : B TOOTH THICKNESS AND BACKLASH MEASUREMENT OF CYLINDRICAL INVOLUTE GEARING
    ISO 53:1998 Cylindrical gears for general and heavy engineering Standard basic rack tooth profile
    ISO 54:1996 Cylindrical gears for general engineering and for heavy engineering — Modules
    ISO/TR 10064-1:2017 Code of inspection practice Part 1: Measurement of cylindrical gear tooth flanks
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