Tamper-proof tie
US6523228B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 26, 2000 |
| Grant date | Feb 25, 2003 |
| Priority date | — |
| Expiry date | Oct 26, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/1498
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A tamper-proof tie includes, in one embodiment, a head and an attached strap. The head is shaped to include an elongated interior channel, an articulating locking tang, a strap limiting stop and a door activation surface. The strap includes a first end formed onto the head, a second end and a strap limiting projection disposed between the first and second ends. The portion of the strap from the first end to the strap limiting projection is in the form a flexible filament. The portion of the strap from the strap limiting projection from to the second end includes a top surface, a bottom surface, a ladder structure having a window, an anti-tampering projection formed on the top surface and a door formed on the bottom surface, the door adapted to pivot between an open position and a closed position. In use, the strap is inserted into the interior channel so the tie forms a closed loop. As the strap is inserted into the head, the locking tang engages the window to prevent withdrawal of the strap from the head, the strap limiting projection abuts against the stop to limit the minimum size of the closed loop and the door activation surface urges the door from its open position to its clo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.