Sheet stapler
US5230457A · kind A · utility
40Cited by
11References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 21, 1993 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Jan 21, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27F7/23
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A sheet stapling apparatus including a stapling device for stapling a set of sheets, a load detecting device for detecting a level of a load of the stapling device during a stapling operation, and a signal generating device for generating a signal when the load detected by the load detecting device is outside a predetermined range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.