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MAE 2250 CONTROLLING SPATIAL VARIABILITY in MECHANICAL DESIGN ( CONTROLLING SIZE, SHAPE, & POSITIONAL VARIABILITY ) by PROF. H. B. VOELCKER 1 TRADITIONAL (PARAMETRIC) TOLERANCES ASSEMBLIES & GEOMETRIC TOLERANCES
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Dec 08, 2021

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Page 1: T RADITIONAL SSEMBLIES (P ARAMETRIC EOMETRIC T …

MAE 2250 Update: 25-Mar-13

MAE 2250

CONTROLLING SPATIAL VARIABILITY in MECHANICAL DESIGN

( CONTROLLING SIZE, SHAPE, & POSITIONAL VARIABILITY …)

by

PROF. H. B. VOELCKER

1 – TRADITIONAL (PARAMETRIC) TOLERANCES

– ASSEMBLIES & GEOMETRIC TOLERANCES

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MAE 2250 Update: 8-Apr-12

2.40"

1.50

"

1.25"

WEAK MODEL OF VARIABILITY

TWO OF THE UNCONTROLLABLE VARIATIONS

LIMITATIONS OF PARAMETRIC TOLERANCES

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MAE 2250 Update: 25-Mar-13

MORE LIMITATIONS – LACK OF DEFINED PROCEDURES

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