One-piece corrugated anti-intrusion barrier and method
US5924760A · kind A · utility
22Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1996 |
| Grant date | Jul 20, 1999 |
| Priority date | — |
| Expiry date | Nov 29, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D13/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An anti-intrusion barrier comprising a corrugated metal sheet and at least one mounting flange integral with the sheet. The flange comprises extensions of the corrugations which have been collapsed inwardly upon themselves so as to provide a plurality of plateaus each defined by a pair of pleats formed by collapsed walls of the corrugations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.