F.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-1846.

F.2 Changes made in edition 2

F.2.1 Summary of changes

The second edition of this part of ISO 10303 incorporated the modifications to the first edition listed below.

F.2.2 Changes made to the ARM

The following ARM EXPRESS declarations and interface specifications have been added:

• USE_FROM Machining_features_arm;
• ENTITY explicit_composite_hole;
• ENTITY explicit_round_hole;
• ENTITY md_counterbore_hole_definition;
• ENTITY md_counterbore_hole_occurrence;
• ENTITY md_counterbore_hole_occurrence_in_assembly;
• ENTITY md_counterdrill_hole_definition;
• ENTITY md_counterdrill_hole_occurrence;
• ENTITY md_counterdrill_hole_occurrence_in_assembly;
• ENTITY md_countersink_hole_definition;
• ENTITY md_countersink_hole_occurrence;
• ENTITY md_countersink_hole_occurrence_in_assembly;
• ENTITY simplified_md_counterbore_hole_definition;
• ENTITY simplified_md_counterdrill_hole_definition;
• ENTITY simplified_md_countersink_hole_definition;
• FUNCTION get_the_placement.

The following ARM EXPRESS declarations and interface specifications have been modified:

• ENTITY Simplified_spotface_hole_definition
  ENTITY subtype expression changed ;
• ENTITY Spotface_definition
  ENTITY subtype expression changed ;
• ENTITY Spotface_hole_definition
  ENTITY subtype expression changed ;
• ENTITY Spotface_occurrence
  ENTITY subtype expression changed ;
• ENTITY Spotface_occurrence_in_assembly
  ENTITY subtype expression changed .

The following ARM EXPRESS declarations and interface specifications have been removed:

• ENTITY counterbore_definition;
• ENTITY counterbore_hole_definition;
• ENTITY counterbore_hole_occurrence;
• ENTITY counterbore_hole_occurrence_in_assembly;
• ENTITY counterdrill_hole_definition;
• ENTITY counterdrill_hole_occurrence;
• ENTITY counterdrill_hole_occurrence_in_assembly;
• ENTITY countersink_hole_definition;
• ENTITY countersink_hole_occurrence;
• ENTITY countersink_hole_occurrence_in_assembly;
• ENTITY hole_depth;
• ENTITY hole_diameter;
• ENTITY simplified_counterbore_hole_definition;
• ENTITY simplified_counterdrill_hole_definition;
• ENTITY simplified_countersink_hole_definition.

In addition, modifications have been made to the mapping specification, the MIM schema and the EXPRESS-G diagrams to reflect and be consistent with the modifications of the ARM.

F.2.3 Changes made to the MIM

The following MIM EXPRESS declarations and interface specifications have been added:

• USE_FROM Machining_features_mim.

F.3 Changes made in edition 3

F.3.1 Summary of changes

This third edition of this part of ISO 10303 incorporates the modifications to the second edition listed below.

F.3.2 Changes made to the ARM

The following ARM EXPRESS declarations and interface specifications have been added:

• ENTITY Basic_round_hole.

The following ARM EXPRESS declarations and interface specifications have been modified:

• ENTITY Md_counterdrill_hole_definition;
• ENTITY Md_countersink_hole_definition;
• ENTITY Simplified_md_counterdrill_hole_definition.

In addition, modifications have been made to the mapping specification, the MIM schema and the EXPRESS-G diagrams to reflect and be consistent with the modifications of the ARM.

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