Roll-off hoist for variable positioning of containers
US5088875A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 1, 1990 |
| Grant date | Feb 18, 1992 |
| Priority date | — |
| Expiry date | May 1, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60P1/6454
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A roll-off hoist includes a trailer main frame having a forward end defining a first pair of tracks and having a rearward end; a roll-off hoist frame hingedly connected at its rearward end to the rearward end of the main frame to pivot between a horizontal transport position and a rearwardly inclined loading position, the hoist frame adapted to receive a container directly atop and adjacent thereto, the hoist frame defining a second pair of tracks which align with the first pair of tracks when the hoist frame is in the horizontal transport position; a trolley mounted to slide within the first and second pair of tracks; trolley stop means mounted on the trolley for engagement with coacting container stop means on a container; a cable which apparatus anchored to the hoist frame and adapted to pull the container onto the hoist frame; and actuator means interposed between the trolley and the hoist frame for moving the trolley within the first and second pairs of tracks and moving a container connected to the trolley forwardly of the hoist frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.