Vehicle entrance ramp
US4759682A · kind A · utility
54Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 6, 1987 |
| Grant date | Jul 26, 1988 |
| Priority date | — |
| Expiry date | May 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19735
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an extendible and retractable ramp device for a vehicle particularly concerned with the loading and unloading of handicapped person and which device particularly includes a power actuating mechanism disposed within the vehicle in such a way as to protect the mechanism from damage, provide a ramp structure conducive to non-interferring ingress and egress by handicapped passengers and to incorporate a disconnect device which permits the ramp to be extended or retracted manually in the event power actuating mechanism becomes inoperative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.