Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Reexamination Certificate
2007-10-09
2007-10-09
Nguyen, Phung T. (Department: 2612)
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
C340S442000, C152S154200
Reexamination Certificate
active
11122934
ABSTRACT:
A detection and warning system is presented. The system comprises a logic element, a conductive element, and an indicator. The conductive element is connected to the logic element. The conductive element is embedded at a predetermined location in an object such as a tire tread. When the conductive element breaks after the tire tread wears to a predetermined level, the logic element signals the indicator to warn of an unsafe condition.
REFERENCES:
patent: 3770040 (1973-11-01), De Cicco
patent: 6220199 (2001-04-01), Williams
patent: 6278361 (2001-08-01), Magiawala et al.
patent: 6883567 (2005-04-01), Shimura
patent: 2003/0042734 (2003-03-01), Kuwabara
Barry Caroline
Nguyen Phung T.
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