Construction machine
US8944493B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2012 |
| Grant date | Feb 3, 2015 |
| Priority date | — |
| Expiry date | Jul 9, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F3/325
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
On a seat base (11) of a floor member (10), a rear surface plate (11C), an operator's seat mounting plate (11D) on which an operator's seat (17) is mounted at a position higher than a footrest area (12) on which the foot is placed, and a duct accommodating space (14) formed in the vertical direction among the rear surface plate (11C), the operator's seat mounting plate (11D), and a rear position (12B) of the footrest area (12) are provided. An indoor air inlet duct (23) having the front surface side opened as a filter fitting hole (25) and introducing air in an occupying space (21) toward an indoor unit (22) of an air-conditioning unit is provided on the duct accommodating space (14). An indoor air filter (26) for catching dusts in the air is provided on the filter fitting hole (25) of the indoor air inlet duct (23).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.