Cabin unit for work machine
US8303026B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2011 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Mar 22, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D33/0617
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A cabin unit for a work machine comprises a cabin frame including a ceiling frame forming a top portion of the cabin frame, and a door open frame forming a front portion of the cabin frame; a door provided in the door open frame; a door opening/closing mechanism for supporting the door from the door open from to the ceiling frame to be moved rearward and upward from a closed position for closing the door to an open position in which a front surface of the door in the closed position is directed upward; a locking mechanism provided above the door for limiting movement of the door when in the closed position or the open position; and a first unlocking mechanism provided in the door for unlocking the locking mechanism. The first unlocking mechanism includes an internal control member for releasing the locked state from the inside of the door, and an external control member for releasing the locked state from the outside of the door.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.