Document handling apparatus for producing folded and bound stacks of documents
US4509732A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 1980 |
| Grant date | Apr 9, 1985 |
| Priority date | — |
| Expiry date | Feb 20, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H45/148
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A document handling apparatus comprises a first conveyor means for conveying a document to a given location, a document stacking means for receiving documents conveyed by the first conveyor means and maintaining them at said location to form them into a stack, a stapling means for stapling the stack of documents, and a second conveyor means for conveying the stapled stack of documents out of said given location. The first or the second conveyor means comprises a conveyor roller or rollers, and an electromagnetic ball control device which brings a steel ball into abutment against or away from the conveyor rollers in response to an operation of an electromagnet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.