Alarm device
US8528372B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 20, 2009 |
| Grant date | Sep 10, 2013 |
| Priority date | — |
| Expiry date | Nov 22, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/7904
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Security device comprising a clasping member that comprises a conducting member, a locking member connected to the clasping member, such that the locking member and the clasping member form a loop, the locking member in turn comprising: a gear member comprising a protruding profile, the gear member extending in a first plane with the protruding profile raised from the first plane, a maneuvering member extending in a second plane parallel to the first plane, the maneuvering member being rotatable relative the gear member and comprising a latch member biased towards the first plane arranged to engage the gear member, such that rotation of the maneuvering member in opposite directions causes a narrowing or a widening of the loop. Rotation in a opposite direction is prevented through the engagement of the latch member with the protruding profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.