Definition & axiom
⚠ Conflicts with the ISO 15926-4 primary definition
Label (EN)
hose
Label (PT-BR)
Definition (EN)
Definition (PT-BR)
Semi-formal axiom (Aristotelian)
Axiom type
LLM classification basis: structure-based → ⊑
The definitions consistently emphasize the physical property 'flexible' as the key differentiator from other tubular conductors. While hoses serve a fluid conduction function (shared with pipes), their identity is given by their flexible construction that enables them to bend and accommodate movement, not by a unique function.
Validation status
Why primitive (necessary only)
Reviewer notes
FOL theory & disjointness
First-order logic theory (generated)
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Disjoint with
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Expert review
Axiomatization steps
1
Identity-Giving Function
✓ done
FluidConductionFunction → FluidConductionProcess ⊑ MomentumTransfer
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COPI-Core operation
MomentumTransfer via process parent MomentumTransfer
LLM rationale:
All sources define hose as conducting/conveying liquids under pressure. This is the same basic function as pipes - the FluidConductionFunction is already established in the ontology for the pipe class.
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Expert review
2
Genus Proximus
✓ done
Pipe · MaterialArtifact
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Genus (genus proximum)
Most specific superclass — may be a domain class like "Valve" or an IOF-Core root.
BFO/IOF-Core Root
bfo:Object branch
bfo:ObjectAggregate branch
bfo:ImmaterialEntity branch
LLM rationale:
All sources define hose as a specialized type of tubular/pipe. The parent_candidates include TUBULAR from ISO 15926, which corresponds to our enriched 'pipe' class. A hose is essentially a flexible pipe, sharing the same basic fluid conduction function but distinguished by its flexible construction.
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Expert review
3
Differentia Specifica
✓ done
∃hasQuality.Flexibility ⊓ ∃capableOf.PressurizedFluidConduction
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Conditions that distinguish
Hose
from sibling classes under genus
Pipe.
Only what is not already entailed by the genus.
Differentia expression
Differentia (natural language)
LLM rationale:
The consistent emphasis across all sources on 'flexible' as the key property, combined with the specific mention of pressure capability for liquids, forms the minimal differentiating conditions from rigid pipes.
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Expert review
4
Necessary Parts
✓ done
no necessary parts
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Consider part-whole relations beyond subsumption:
hasComponentPartAtAllTimes (universal, structurally essential)
· hasComponentPartAtSomeTime (contingent, optional component)
LLM rationale:
These components are necessary for any hose to fulfill its function of flexible pressurized fluid conduction. More specific hose types may have additional specialized parts.
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Expert review
5
Process Participation Signature ⟨I, O, T⟩
✓ done
PortionOfFluid → PortionOfFluid
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Inputs (I)
Outputs (O)
Transformation (T)
LLM rationale:
Hoses conduct liquids under pressure from one location to another while accommodating positional changes through flexibility. The transformation is primarily spatial transport with the added capability of flexible positioning.
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Expert review
More
Alternative labels
none
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Synonyms / alternative labels (comma-separated) — skos:altLabel
Language auto-detected on export (PT if the label contains accents, EN otherwise).
Properties as BFO qualities
0 of 1 selected
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Select which CFIHOS/DEXPI properties inhere in every instance of Hose as
bfo:Quality subclasses.
Each selected property →
:HoseQuality ⊑ bfo:Quality, inheres in :Hose
Custom axioms
none
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Axioms not produced by the pipeline. Each is appended verbatim as an
rdfs:subClassOf restriction on Hose.
Write the restriction block in Turtle syntax (without the leading
rdfs:subClassOf).
Example: [ owl:onProperty :hasPart ; owl:someValuesFrom :Wellhead ]
Cross-standard divergences
none detected yet
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Click "Detect divergences" to analyse cross-standard disagreements for this cluster.
