Saw cover safety sensing device

Details Saw cover safety sensing device Saw cover safety sensing device

2005-02-08

2005-02-08

Hofsass, Jeffery (Department: 2636)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S545200, C340S545400, C340S545600, C083S062100, C083S436200, C083S781000, C083S477200

Reexamination Certificate

active

06853300

ABSTRACT:
A saw cover safety sensing device comprises a protecting cover; a sensing controller at one side of the protecting cover; a control circuit within the sensing controller; the control circuit serving for receiving electric static signals from a human body and emitting control signals; the sensing controller further comprising a power switch, at least one batteries, a plurality of LED lights and a transparent cover; at least one signal sensing wire connected to the sensing controller; each signal sensing wire having a metal foil sheet; one surface of the metal foil sheet being coated with glue so that the metal foil sheets and the signal sensing wires are adhered to the protecting cover; the signal sensing wire and metal foil sheets serving for detecting electric static signals emitted from a human body; and a buzzer connected to the sensing controller; the buzzer buzzes in response to electric static signals.

REFERENCES:
patent: 5894777 (1999-04-01), Sterling
patent: 20030037651 (2003-02-01), Gass et al.
patent: 20040159198 (2004-08-01), Peot et al.

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