BS 978-1:1968

Detailinformationen

Bezeichnung: BS 978-1:1968

Ausgabedatum: 31.01.1968

Seiten: 36

Land: Britische technische Norm

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Annotation

Gears of pitch range greater than 20, up to 200 diametral pitch. Standard pitches; two basic racks (one with backlash allowance); modification of addendum and centre distance to suit various conditions. Four grades of accuracy with elemental and dual flank composite test tolerances. Appendices: single flank testing, calculation of measuring pin dimensions, calculations for various design conditions. Status: Confirmed