Patent · US Expired

Battery operated warning sensor

US7012535B2 · kind B2 · utility

2Cited by
22References
20Claims
0Family size

Inventor

Key dates

Filing dateSep 8, 2003
Grant dateMar 14, 2006
Priority date
Expiry dateSep 8, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01K3/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An alarm device for signaling when an object reaches a specified condition. The alarm device includes a sensor for detecting the condition of the object. The device further includes a switch element which is closed when the sensor indicates the specified condition. The closed switch element triggers an alarm which will signal a person monitoring the condition that the specified condition has been reached.

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