Alarm system for hand-held chemical monitor
US6191696A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 19, 1999 |
| Grant date | Feb 20, 2001 |
| Priority date | — |
| Expiry date | Jan 19, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/14
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An alarm system for portable chemical monitors comprising a housing configured for attachment to the portable chemical monitor having a twist lock mechanical connector capable of connecting to the portable chemical monitor, at least three pins mounted within the housing that are capable of inserting into the portable chemical monitor, a circuit board electrically connected to the pins and capable of receiving electrical signals from the chemical monitor, and a ceramic disk supported within the housing having an indicator means for generating vibrational movement that provides a audible sound. A method for monitoring for the presence of chemical agents is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.