Operator cab for construction machine
US7360824B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 26, 2005 |
| Grant date | Apr 22, 2008 |
| Priority date | — |
| Expiry date | Jan 19, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/531
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An operator cab 53, which is mounted rotatable on the vehicle body 51 of a hydraulic mini-shovel 50, comprises a cab box 1, a door 2, upper and lower link members 3 and 4, a slide member 6, a closed door stopper 12 and an opened door stopper 11. The cab box 1 has an internal cab room 1a and an entrance 15, which leads into the cab room 1a. The door 2 closes and opens the entrance 15 when it is moved forward and rearward, respectively. The upper and lower link members 3 and 4 have fixed ends 3a and 4a, each of which is connected pivotally to the cab box 1, and moving ends 3b and 4b, each of which is connected pivotally to the front end of the door 2. The slide member 6 comprises a bumper 6a, which is provided at the rear end of the door 2, and a rocker 6b, which is connected pivotally to the bumper 6a so as to swing freely and slides along a slide rail 5, which is provided externally on the cab box 1. The closed door stopper 12 is provided in front of the slide rail 5 while the opened door stopper 11 is provided in rear of the slide rail 5. When the door 2 is closed, the bumper 6a fits with the closed door stopper 12 to fix the rear end of the door 2. On the other hand, when the doo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.