PATENT CLAIM ANALYSIS

Application Number: 15871885
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2019-01
Patent Classification: ["475", "230000"]

Abstract:
The present invention discloses a heavy-duty drive axle comprising a reduction gearbox and a drive motor; a differential case is provided within the reduction gearbox; a motor output shaft of the drive motor is linked with a first output shaft and a second output shaft via the differential case; the differential case consists of a differential holder, a connecting pole, a linkage gear and four bevel gears; each bevel gear is meshed with two bevel gears; the bevel gears comprise a first bevel gear, a second bevel gear, a third bevel gear and a fourth bevel gear, the first bevel gear and the second bevel gear are arranged oppositely, and the third bevel gear and the fourth bevel gear are arranged oppositely and sheathed on the connecting pole; the connecting pole is fixed with the differential holder; a cavity is formed within the differential holder; a through hole for fitting with the connecting pole is formed on each of an upper side and a lower side of the differential holder, and a third shaft hole and an opening are separately formed on a left side and a right side of the differential holder; the linkage gear is fixed at the opening of the differential holder; and the motor output shaft is linked with the linkage gear.

Claim (Index 2):
The heavy-duty drive axle according to  claim 1 , characterized in that an annular protuberance, within which the third shaft hole is located, is formed on the left side of the differential holder; an annular boss is formed on the linkage gear; the first output shaft passes through the annular boss to be fixed with the first bevel gear; and both the annular protuberance and the annular boss are fixed with an inner ring of a first bearing, and an outer ring of the first bearing is fixed with an inner wall of the reduction gearbox.

Metadata:
- Claim Count in Document: 3.0
- Percentile: 86.0
- Lexical Diversity: 3.54545
- Patent Class: 475.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15871751', '10867866', '13833803', '12540374', '14611462']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.714600491542356
- 35 USC 102 Novelty (BERT): 0.4967075973713619
- Combined Prediction Score: 0.6928112021252567
- Mean Citation Score: 232.279292
- Max Citation Score: 260.82858
- Similarity Product: 201.2341755018604

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

Dataset: test