Relocatable fine motion positioner assembly on an overhead crane
US10494233B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 27, 2013 |
| Grant date | Dec 3, 2019 |
| Priority date | — |
| Expiry date | Jul 3, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C17/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method and apparatus is provided for at least holding an object with a crane having a bridge spanning between and movable on the spaced apart rails, an upper platform movable longitudinally on the bridge, and a hoist mounted to the platform, the hoist having a rope and a lifting member disposed at a remote end of the rope. The method includes engaging and moving a positioner to a selected location on the bridge or the upper platform using the hoist; securing the positioner to the bridge at the selected location or the upper platform; securing the positioner to an object; holding the object with the positioner; releasing the object from the positioner; releasing the positioner from the bridge or the upper platform; and engaging and moving the positioner away from the selected location on the bridge or the upper platform using the hoist.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.