Passenger loading bridge
US4319376A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 23, 1979 |
| Grant date | Mar 16, 1982 |
| Priority date | — |
| Expiry date | Mar 23, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64F1/305
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A passenger loading bridge includes a ground level rotunda, a tunnel support vertically pivoted thereto, an elevated tunnel horizontally pivoted to the support, a drive assembly horizontally pivoted to the tunnel outer end and rigidly mounting a detachable aircraft engaging cab. Stairs are located in the tunnel support. The drive assembly swings and elevates the tunnel, while a parallelogram linkage assures that the cab is level at all elevations. The cab is offset 45.degree. to the tunnel axis and has extension and rotation capabilities. The tunnel features a load bearing floor support and walls and a roof of curtain wall construction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.