ISO 21771:2007

Gears — Cylindrical involute gears and gear pairs — Concepts and geometry

Publication date: 28 gush 2007

95.99 Withdrawal of Standard 24 tet 2024

General information

Current stage: 95.99 Effective date: 24 tet 2024

Originator: ISO

Owner: ISO/TC 60/SC 1

Type: International Standard

ICS: 21.200

Gjuha: anglisht

Buying

Statusi: Shfuqizuar

PDF - 7 350 Lekë

Paper - 7 350 Lekë

CD - 7 350 Lekë

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Scope

ISO 21771:2007 specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. It also covers the concepts and parameters for cylindrical gear pairs with parallel axes and a constant gear ratio, which consist of cylindrical gears according to it. Gear and mating gear in these gear pairs have the same basic rack tooth profile.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/TR 4467:1982

NOW

WITHDRAWN
ISO 21771:2007
95.99 Withdrawal of Standard
24 tet 2024

REVISED BY

PUBLISHED
ISO 21771-1:2024

National adoptions

SSH ISO 21771:2007

DPS

Rrota të dhëmbëzuara - rrotave të dhëmbëzuara cilindrike involut dhe çifteve te rrotave - Konceptet dhe gjeometria

60.60 Standard published

DPS/KT 133 më tepër