Patent · US Expired

Portable security system

US5257007A · kind A · utility

56Cited by
16References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 1, 1991
Grant dateOct 26, 1993
Priority date
Expiry dateOct 1, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG08B25/10
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A fully hand portable security system includes a plurality of radio transmitter equipped detectors with batteries, configured to generate one or more radio signals indicating the sensing of a potentially hazardous environmental condition by the detector and a central controller including a weather resistant housing including a radio receiver, a processor and power supply circuitry, operator audible and visible alerting devices and connectors activating or deactivating various optional or other devices at the location and transmitting alarm or other trouble warning message to remote location. The controller is configured to be powered by either AC or DC power supply, including an external, hand portable battery providing a multiday power supply for operating the system for at least one week. Operation of the system is as simple as carrying the components to the area to be protected, hand install the detectors about the area, connecting the controller to the selected power supply and turning the controller on. The preferred system can be configured to automatically initialize itself and to begin surveillance operations. The system is removed by simply picking up and carrying away the…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.