Compactable ladder for a boat
US6782840B1 · kind B1 · utility
12Cited by
2References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 2003 |
| Grant date | Aug 31, 2004 |
| Priority date | — |
| Expiry date | Feb 19, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B2027/141
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A boat ladder has a rigid I-beam support with steps pivotally attached for making the ladder compact, with the ladder pivotally engaged with a compartment in the boat hull for storing the ladder when not in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.