Patent · US Expired

Portable diagnostic device

US7341193B2 · kind B2 · utility

2Cited by
7References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2004
Grant dateMar 11, 2008
Priority date
Expiry dateMar 3, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/23313
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A portable, preferably hand-held device is provided which may be used to test device loops in fire safety systems for short circuits, open circuits, ground faults and can test the response of the devices in the loop before or after the device loop is connected to the system.

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