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fastener

EXPRESS specification:

ENTITY fastener
SUPERTYPE OF (ONEOF(fastener_simple, fastener_complex))
SUBTYPE OF ( structural_frame_product);
fastener_grade  :  OPTIONAL label;
END_ENTITY;

References (4):

Name Type Referred through Express-G
fastener_complex Entity
Supertype
No Diagram
fastener_mechanism Entity
Attribute 'fasteners'
No Diagram
fastener_simple Entity
Supertype
No Diagram
structural_frame_product Entity
Subtype
No Diagram

Inheritance graph

ENTITY fastener;
ENTITY structural_frame_item;
item_number  :  INTEGER;
item_name  :  label;
item_description  :  OPTIONAL text;
DERIVE
item_ref  :  BAG OF identifier :=  get_item_ref(SELF);
cost_code  :  BAG OF label :=  get_item_cost_code(SELF);
object_id  :  globally_unique_id :=  get_instance_id(SELF);
ENTITY structural_frame_product;
life_cycle_stage  :  OPTIONAL label;
ENTITY fastener;
fastener_grade  :  OPTIONAL label;
END_ENTITY;