CPC G01K 11/12 (2013.01) [G01D 7/005 (2013.01); G01K 1/02 (2013.01); G01K 3/005 (2013.01); G01K 3/04 (2013.01); G01K 7/22 (2013.01); G01N 31/229 (2013.01)] | 16 Claims |
1. A visually sensible indicator of temperature comprising:
electronic temperature sensing circuitry sensing at least when a temperature exceeds at least one predetermined temperature threshold and providing at least one corresponding threshold exceedance output which is sensible as heat; and
a heat-responsive visually sensible display which is responsive to said at least one threshold exceedance output for providing at least one visually sensible indication indicating that said temperature has exceeded said predetermined temperature threshold,
said electronic sensing circuitry being disabled until activation thereof.
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