PATENT CLAIM ANALYSIS

Application Number: 16168033
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-11
Patent Classification: ["060", "420000"]

Abstract:
A hydraulic drive unit of a hydraulic excavator is configured to include a first hydraulic pump (P 1 ) that discharges a hydraulic oil for activating a boom cylinder ( 36 ) and the like, a first electric motor (M 1 ) that drives the first hydraulic pump (P 1 ), a hydraulic pump for revolution (P 2 ) that discharges a hydraulic oil for activating a revolution motor ( 26 ), a second electric motor (M 2 ) that drives the hydraulic pump for revolution (P 2 ), and a motor control device ( 150 ) that controls the rotation of the first electric motor (M 1 ) and that of the second electric motor (M 2 ). The motor control device ( 150 ) is configured such that when the revolution of the revolving body is not activated by the revolution motor ( 26 ), control to deactivate the second electric motor (M 2 ) is performed.

Claim (Index 6):
The hydraulic drive unit of a hydraulic excavator according to  claim 1 , wherein the first hydraulic pump discharges a hydraulic oil for activating a traveling hydraulic motor provided to the traveling body.

Metadata:
- Claim Count in Document: 3.0
- Percentile: 97.0
- Lexical Diversity: 3.30189
- Patent Class: 60.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['10276304', '10528575', '10495421', '13771987', '14113658']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.774822144044954
- 35 USC 102 Novelty (BERT): 0.5017191143799172
- Combined Prediction Score: 0.7475118410784503
- Mean Citation Score: 292.953626
- Max Citation Score: 308.3538200000001
- Similarity Product: 250.3959579867221

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

Dataset: test