PATENT CLAIM ANALYSIS

Application Number: 15991261
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2019-08
Patent Classification: ["405", "141000"]

Abstract:
A tunnel boring machine includes: a shield body; a cutterhead assembly, a first drive mechanism; a second drive mechanism; and a third dive mechanism The cutterhead assembly includes a main cutterhead and a plurality of auxiliary cutterheads. The main cutterhead is rotatably arranged at a front side of the shield body and defines a soil chamber between the main cutterhead and the shield body, and is movable along an up-down direction. The plurality of auxiliary cutterheads are rotatably arranged in the soil chamber, and adjacent to a bottom of the shield body and arranged at left and right sides of a vertical central line of the main cutterhead. A rotation diameter of the main cutterhead is greater than a rotation diameter of the auxiliary cutterhead, and the rotation diameter of the main cutterhead is the same as a maximum width of the shield body.

Claim (Index 4):
The tunnel boring machine according to  claim 3 , wherein the first drive mechanism is provided with a translational sealing plate, and the translational sealing plate surrounds a periphery of the first drive mechanism, the translational sealing plate is located in the soil chamber and adjacent to the separating plate.

Metadata:
- Claim Count in Document: 14.0
- Percentile: 93.0
- Lexical Diversity: 2.51613
- Patent Class: 405.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['13925647', '12337113', '12079015', '12802162', '12524550']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7876252960927876
- 35 USC 102 Novelty (BERT): 0.5118283575800582
- Combined Prediction Score: 0.7600456022415147
- Mean Citation Score: 217.486104
- Max Citation Score: 291.74014
- Similarity Product: 225.73475269785644

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

Dataset: test