PATENT CLAIM ANALYSIS

Application Number: 15959998
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2019-04
Patent Classification: ["416", "21000R"]

Abstract:
A cooling tower fan hub having a ring and a disc in which in which hollows and recesses are opened in the ring and/or in the disc in order to decrease fan natural frequencies and avoid excitation by the several kind of loads that affect a fan during operation. The number, size and shape of the hollows can be adjusted to tune the fan natural frequencies around the original value.

Claim (Index 1):
A cooling tower axial fan hub comprising:\n a first disc configured to connect to a central boss; a second disc bolted to said first disc through connecting elements of a plurality of fan blades, said connecting elements sandwiched between said first disc and said second disc; a seal disc attached to said second disc to inhibit flow return; said first disc comprising an annular outer ring attached to an inner ring via a plurality of spokes, wherein said spokes define a plurality of hollow spaces in said first disc, said inner ring configured to connect to said central boss; said second disc comprising only an annular ring having an inner diameter and an outer diameter, wherein said annular ring outer diameter is substantially equal to an outer diameter of said first disc annular outer ring. ( FIGS. 1-4 ).

Metadata:
- Claim Count in Document: 11.0
- Percentile: 91.0
- Lexical Diversity: 1.55319
- Patent Class: 416.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['12956108', '12691383', '14078453', '14424781', '14424862']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7455909542288227
- 35 USC 102 Novelty (BERT): 0.4356481579337444
- Combined Prediction Score: 0.7145966745993149
- Mean Citation Score: 185.474692
- Max Citation Score: 189.18033
- Similarity Product: 128.93883568978785

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 1
- Claim Label 112: 0
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test