Line roller assembly
US11912544B2 · kind B2 · utility
Inventor
Key dates
| Filing date | May 20, 2021 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | Feb 12, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D2700/026
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A line roller assembly is provided including a base assembly including a clamping assembly configured to clamp the base assembly to a parapet wall surrounding a roof of a structure or other installation, a carriage assembly slidably mounted on the base assembly, said carriage assembly including at least one arm including a roller at a distal end, said carriage assembly movable between at least one extended position and a medial position, and said at least one roller includes a groove configured to receive a line for aiding the line over the parapet wall, wherein in the at least one extended position the at least one arm extends a pre-determined distance over an edge of an outer wall of the structure or the at least one arm extends a pre-determined distance over an inner edge of the parapet wall of the structure over the roof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.