Punching and binding machine
US5211522A · kind A · utility
31Cited by
9References
6Claims
0Family size
Inventor
Key dates
| Filing date | May 26, 1992 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | May 26, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42B5/103
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A punching and binding machine, particularly a machine to punch and bind papers at high speed, comprises including a punching unit and a binding unit adapted for independent operation. The punching unit has an upper clamp element and a lower clamp element for use in punching operations and the binding unit incorporates an adjustment mechanism for selecting the use of either an iron binding ring or a plastic binding ring of appropriate diameter for binding of papers of different thicknesses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.