Nkt

FIG. 5-29 RELATIONSHIPS OF FEATURE-RELATING TOLERANCE ZONE FRAMEWORK (FRTZF) TO PATTERN-LOCATING TOLERANCE ZONE FRAMEWORK (PLTZF)

Datum axis B

Datum plana A

One possible displacement of Feature-relating tolerance cylinders

Tolerance zones of PLTZF (as a group) are

One possible displacement of Feature-relating tolerance cylinders

Datum axis B

Datum plana A

Datum center plane C Pattern-locating tolerance cylinders

Feature pattern not shown

3-Datum-plane reference system-

Pattern-locating tolerance zone framework (PLTZF)-

Tolerance zones of PLTZF (as a group) are perpendicular to A, positioned to B. arid fixed on C

Tolerance zones of PLTZF (as a group) are perpendicular to A and positioned to B

-Tolerance zones of PLTZF-

(as a group) are perpendicular to A

- Size of pattern-locating -tolerance zones at MMC

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