Platform attachment for a ladder
US4909351A · kind A · utility
12Cited by
12References
17Claims
0Family size
Inventors
Key dates
| Filing date | Jul 17, 1989 |
| Grant date | Mar 20, 1990 |
| Priority date | — |
| Expiry date | Jul 17, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06C7/16
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A platform attachment for a ladder having a pair of spaced apart sidepieces connected together by a series of spaced apart rungs includes a pair of spaced apart slideways mounted on the ladder adjacent to respective sidepieces, and a platform extending between and supported on the slideways for sliding movement reciprocatively between a working position projecting forwardly from the ladder and an out-of-the-way position retracted rearwardly from the working position. Preferred mounting structure includes a bracket connected to the slideways and engaging a rung of the ladder above the slideways.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.