Exhaust treatment device for a construction machine
US12012720B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 31, 2020 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Feb 16, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A pivoting work vehicle includes an engine, an exhaust gas treatment apparatus, and a hood. The exhaust gas treatment apparatus is configured to treat exhaust gas from the engine. The hood is configured to cover the engine and the exhaust gas treatment apparatus. The exhaust gas treatment apparatus includes a DPF device and an SCR device. The exhaust gas is treated first by the DPF device, then by the SCR device. The DPF device and SCR device are each disposed so that the lengthwise directions thereof lie along the vertical direction. The DPF device and SCR device are arranged side-by-side in a direction orthogonal to the vertical direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.