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US 5,796,341 AGranted
Safety and security system for work area
OwnerGus Stratiotisinventor
Life of this patent
Estimating the term…
Abstract
A safety device and an alarm system controller of a workspace providing bidirectional communication for determining whether the required safety devices are used by the work persons entering the workspace, and whether the safety devices are properly worn. The communication means used allow to associate one or more safety devices to a work person.
Claims9
A safety system for persons working in a work area comprising:
- an alarm system for providing an alarm signal;
- at least one safety device for each of said persons;
- each of said at least one safety device including detecting means for determining use of said safety device and providing a status either of a safe operating condition or an unsafe operating condition of said safety device, and signalling means sensing said status and generating a status signal;
- said alarm system including
- interrogating means for determining said status of said detecting means;
- said interrogating means generating an interrogating signal;
- said signalling means receiving said interrogating signal and generating said status signal in response to said interrogating signal;
- said interrogating means generating said alarm signal upon not receiving said status signal indicating a safe operating condition in response to said interrogating signal.
5 more elements
Dependencies are inferred from the claim text.