patent description
- Burns flexible-arm cooler provides full fan-suction to cooler box at all points in track travel full fan-suction to cooler box 1917 ⟨for roasted coffee batches⟩
providing full fan-suction to a cooler box at all points in its track travel
judge verdicts (4)
- groundedness 1.00 pass — The claim is directly stated in the passage. The 1917 entry explicitly describes the Burns flexible-arm cooler as 'providing full fan-suction to a cooler box at all points in its track travel,' which matches the subject-predicate-object structure of the claim.
- qualifier_fidelity 0.60 fail — VIEWPOINT: The passage does not identify an 'author' - it is a historical record. The statement is attributed to the patent description itself (via 'providing' in the context of what was patented), not to a named source or author. The viewpoint should be null or the patent description itself, not 'author'. Additionally, TIME qualifier is unfaithful: the passage specifies '1917' as when this patent was granted, but the claim has all time fields as null. The 'when' should be '1917' or normalized equivalently.
- groundedness 1.00 pass — The claim is directly stated in the passage. The text explicitly states that the Burns flexible-arm cooler provides 'full fan-suction to a cooler box at all points in its track travel,' matching the claim's predicate and object exactly. The time (1917), context (for roasted batches), and quote are all accurately sourced from the passage.
- qualifier_fidelity 0.95 pass — The claim is nearly faithful to the passage across all qualifiers. The viewpoint (patent description), stance (asserts), sentiment (neutral), time (1917), and context (for roasted batches) all accurately reflect the passage. The quote is verbatim and directly supports the claim. Minor deduction: the context says 'for roasted coffee batches' but the passage says 'for roasted batches' without explicitly stating 'coffee' in that clause—this is a very minor contextual elaboration that doesn't significantly distort the source material.