Integrated generic resource: Shape variation tolerances ISO 10303-47:2021(E)
© ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
    3.1 Terms and definitions
    3.2 Abbreviated terms

4 Shape aspect definition
   4.1 General
   4.2 Fundamental concepts and assumptions
   4.3 Shape aspect definition type definitions
   4.4 Shape aspect definition entity definitions
   4.5 Shape aspect definition subtype constraint definition
   4.6 Shape aspect definition rule definitions
5 Shape dimension
   5.1 General
   5.2 Fundamental concepts and assumptions
   5.3 Shape dimension type definitions
   5.4 Shape dimension entity definitions
6 Shape tolerance
   6.1 General
   6.2 Fundamental concepts and assumptions
   6.3 Shape tolerance type definitions
   6.4 Shape tolerance entity definitions
   6.5 Shape tolerance function definitions
   6.6 Shape tolerance rule definitions

A Short names of entities
B Information object registration
C Computer interpretable listings
D EXPRESS-G diagrams
E Change history
Bibliography
Index

(*
ISO/TC 184/SC 4/WG 12 N9666 - ISO 10303-47 Shape variation tolerances - EXPRESS
Supersedes ISO/TC 184/SC 4/WG 12 N7297
*)



SCHEMA shape_dimension_schema;

REFERENCE FROM basic_attribute_schema   -- ISO 10303-41
  (get_id_value,
   id_attribute,
   id_attribute_select);

REFERENCE FROM measure_schema   -- ISO 10303-41
  (measure_with_unit);

REFERENCE FROM product_property_definition_schema   -- ISO 10303-41
  (shape_aspect,
   shape_aspect_relationship);

REFERENCE FROM product_property_representation_schema   -- ISO 10303-41
  (item_identified_representation_usage_definition,
   shape_representation);

REFERENCE FROM qualified_measure_schema   -- ISO 10303-45
  (descriptive_representation_item,
   measure_representation_item,
   qualified_representation_item);

REFERENCE FROM representation_schema   -- ISO 10303-43
  (representation,
   compound_representation_item);

REFERENCE FROM support_resource_schema   -- ISO 10303-41
  (identifier,
   label,
   text);

REFERENCE FROM geometry_schema   -- ISO 10303-42
  (placement);


TYPE angle_relator = ENUMERATION OF
   (equal,
    large,
    small);
END_TYPE;

TYPE dimensional_characteristic = SELECT
   (dimensional_location,
    dimensional_size);
END_TYPE;

TYPE sd_id_attribute_select = SELECT BASED_ON id_attribute_select WITH
   (dimensional_size);
END_TYPE;

TYPE sds_item_identified_representation_usage_definition = EXTENSIBLE GENERIC_ENTITY SELECT BASED_ON item_identified_representation_usage_definition WITH
   (dimensional_size);
END_TYPE;

TYPE shape_dimension_representation_item = SELECT
   (compound_representation_item,
    descriptive_representation_item,
    measure_representation_item,
    placement);
END_TYPE;

ENTITY angular_location
  SUBTYPE OF (dimensional_location);
  angle_selection : angle_relator;
END_ENTITY;

ENTITY angular_size
  SUBTYPE OF (dimensional_size);
  angle_selection : angle_relator;
END_ENTITY;

ENTITY dimensional_characteristic_representation;
  dimension : dimensional_characteristic;
  representation : shape_dimension_representation;
END_ENTITY;

ENTITY dimensional_location
  SUPERTYPE OF (ONEOF (angular_location,
                       dimensional_location_with_path))
  SUBTYPE OF (shape_aspect_relationship);
WHERE
  WR1: SELF\shape_aspect_relationship.relating_shape_aspect :<>: SELF\shape_aspect_relationship.related_shape_aspect;
  WR2: SELF\shape_aspect_relationship.relating_shape_aspect.of_shape :=: SELF\shape_aspect_relationship.related_shape_aspect.of_shape;
END_ENTITY;

ENTITY dimensional_location_with_path
  SUBTYPE OF (dimensional_location);
  path : shape_aspect;
END_ENTITY;

ENTITY dimensional_size
  SUPERTYPE OF (ONEOF (angular_size,
                       dimensional_size_with_path));
  applies_to : shape_aspect;
  name : label;
DERIVE
  id : identifier := get_id_value(SELF);
UNIQUE
  UR1: id, applies_to;
WHERE
  WR1: applies_to.product_definitional = TRUE;
  WR2: SIZEOF(USEDIN(SELF, 'BASIC_ATTRIBUTE_SCHEMA.' + 'ID_ATTRIBUTE.IDENTIFIED_ITEM')) <= 1;
END_ENTITY;

ENTITY dimensional_size_with_path
  SUBTYPE OF (dimensional_size);
  path : shape_aspect;
END_ENTITY;

ENTITY directed_dimensional_location
  SUBTYPE OF (dimensional_location);
END_ENTITY;

ENTITY shape_dimension_representation
  SUBTYPE OF (shape_representation);
  SELF\representation.items : SET[1:?] OF shape_dimension_representation_item;
END_ENTITY;

END_SCHEMA;  -- shape_dimension_schema


© ISO 2021 — All rights reserved