Under roller conveyor pusher assembly
US6516937B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | May 17, 2002 |
| Grant date | Feb 11, 2003 |
| Priority date | — |
| Expiry date | May 17, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G47/82
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An article pusher assembly for use with a roller conveyor having a plurality of parallel rollers that define a conveying surface having opposed sides at a given distance. The pusher assembly comprises a carriage assembly mounted under the conveying surface. The carriage assembly includes first and second carriages. A pusher blade is positioned with a contact portion above the conveying surface and at least one post extending between a pair of adjacent rollers and connected to the one of the carriages. A drive unit is mounted under the conveying surface selectively drives the carriage assembly. A multiplier unit interconnects the first and second carriages and is configured to move the first carriage relative to the second carriage in direct relation to movement of the second carriage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.