Alert device for pneumatic object

Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...

Reexamination Certificate

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Details

C340S445000, C073S146500, C116S03400R

Reexamination Certificate

active

07030744

ABSTRACT:
An alert device, which is adapted for mounting to a valve of a pneumatic object, is capable of detecting any decrease in the interior pneumatic pressure of the pneumatic object and generating a warning signal immediately therefor. The alert device includes a signal arrangement and a connector, wherein the signal arrangement includes a cap, a signal generator fittingly received in the cap, and a power supply arrangement comprising a first contact unit and a second contact unit, and the connector comprises a power inlet and a power outlet.

REFERENCES:
patent: 5040562 (1991-08-01), Achterholt
patent: 5301553 (1994-04-01), Schultz et al.
patent: 5581023 (1996-12-01), Handfield et al.
patent: 5889464 (1999-03-01), Huang
patent: 6591671 (2003-07-01), Brown
patent: 6629454 (2003-10-01), Lundqvist
patent: 6762677 (2004-07-01), Wang

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