Passageway for loading and unloading aircraft
US5603343A · kind A · utility
18Cited by
12References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 1995 |
| Grant date | Feb 18, 1997 |
| Priority date | — |
| Expiry date | Feb 3, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64F1/305
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A plurality of independent U-shaped frame sections are articulately connected in an end series to form a flexible corridor. Each frame section is U-shaped being open at the bottom and supported on a wheel assembly and covered by a weatherproof fabric roof. Each is formed with collapsible side walls allowing collapsing in the longitudinal direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.