Escalator lifting frame and method of using the same
US9440820B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2015 |
| Grant date | Sep 13, 2016 |
| Priority date | — |
| Expiry date | Jan 9, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B31/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method is provided for removing an escalator truss from an escalator well-way having an upper landing and a lower landing, the escalator truss having a first end and a second end. The method includes placing a first forklift below the first end of the escalator truss under the upper landing, placing a second forklift at a second end of the escalator truss, lifting a lifting frame with the first forklift into contact with the first end of the escalator truss, connecting the first end of the escalator truss to the lifting frame, connecting the second forklift to the second end of the escalator truss with a lifting mechanism, raising both the first end and the second end of the escalator truss with the forklifts and moving both forklifts in a same direction to move the escalator truss away from the escalator well-way. A method of installing an escalator truss and lifting frame are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.