trap doors
Identification code: 300002835
Hierarchy classification:
- top of the aat hierarchies
- Objects Facet
- Components (hierarchy name)
- components (objects parts)
- [components by specific context]
- architectural elements
- [openings and opening components]
- openings (architectural elements)
- [openings by form]
- [doorways and doorway components]
- doorway components
- [doors and door components]
- doors
- [doors by form]
Alternative term/s
- doors, trap
- trap door
- trapdoors
Anotations
Scope note:
Doors fitted to an opening in a horizontal or nearly horizontal surface, as a floor or roof, through which a person ascends head first and descends feet first.
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