Anti-theft system for construction machines and method for...

Details Anti-theft system for construction machines and method for... Anti-theft system for construction machines and method for...

2005-08-16

2005-08-16

Crosland, Donnie L. (Department: 2636)

Communications: electrical

Land vehicle alarms or indicators

Of burglary or unauthorized use

C340S425500, C340S426350, C340S679000, C340S005200, C340S005800, C307S010200, C180S900000, C235S382000, C235S384000, C701S050000

Reexamination Certificate

active

06930591

ABSTRACT:
An anti-theft system for construction machines, comprising a memory which stores, as machine-side identification information, first identification information allocated construction machine by construction machine and second identification information allocated in common to plural construction machines, a first collating medium having the same identification information as the first identification information, a second collating medium having the same identification information as the second identification information, a collator which collates the identification information of the first or the second collating medium with the machine-side identification information, and an operation controller which cancels the inhibit of operation of the construction machine concerned when there is obtained a coincident collation result by the collator. With this anti-theft system, an owner of construction machines can manage the construction machines by only one type of a collating medium while preventing theft.

REFERENCES:
patent: 4852680 (1989-08-01), Brown et al.
patent: 5774065 (1998-06-01), Mabuchi et al.
patent: 5906646 (1999-05-01), Kemner
patent: 2004/0236489 (2004-11-01), Shibamori et al.
patent: 2000-73411 (2000-03-01), None
patent: 2001-71868 (2001-03-01), None

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