Dunnage handling system
US4946340A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1988 |
| Grant date | Aug 7, 1990 |
| Priority date | — |
| Expiry date | Sep 30, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B69/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A device is provided for unloading parts from a plurality of stacked trays. The device includes a receiving station with an elevator for lifting a topmost tray to a predetermined position; a temporary holder for the topmost tray while the elevator lowers the remaining trays a preselected distance; a conveyor for moving from an initial position to below the topmost tray; the temporary holder further for releasing the topmost tray onto the conveyor for conveying to an unloading station; an unloader disposed above the topmost tray to unload it; an additional elevator for receiving the topmost tray after unloading; and the conveyor further for returning to the initial position to receive the next topmost tray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.