Patent AU-2016210770-C1 (AU)
Title: Method and apparatus for indicating conditions
Inventor: WOLLARD TROY
IPC: G09F13/42
Filed: 2016-08-05
Granted: 2023-12-21
Abstract: The present invention relates to the field of display and monitoring of environmental 
conditions. In one form the invention provides a public warning system for conveying 
status of a condition at several discrete locations, the system comprising: 
a plurality of signs each being automated for indicating environmental conditions 
comprising a segmented conditions rating scale physically disposed on a substrate for 
public display wherein an illuminated display panel is operatively associated with each 
segment of the segmented conditions rating scale and each sign having a wireless 
communication device and being located at one of the discrete locations; 
a central control that remotely corresponds with the signs using a wireless 
network and the wireless communication devices of the signs, such that the signs can 
independently and/or collectively be directed by the central control to alter the status 
level of the condition.  
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