Maintenance stand
US7448470B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2005 |
| Grant date | Nov 11, 2008 |
| Priority date | — |
| Expiry date | Apr 20, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F11/042
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A wheeled maintenance stand for aircraft has a worker platform elevated by a pair of double scissor linkages, which have track and follower connections with a mobile base frame and the worker platform. A staircase with self-leveling steps is connected to a laterally outer side of one of the double scissor linkages. A power unit supplies fluid power for propelling the stand, operating the scissor linkages and steering. The upper worker platform has left, right and center rolling sections. A manually operated brake is provides for each of the rolling sections. Electric power, compressed air and cooling air are supplied to the upper work platform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.