Bayonet with insulated extension rod

Details Bayonet with insulated extension rod Bayonet with insulated extension rod

2005-07-12

2005-07-12

Hail, III, Joseph J. (Department: 3723)

Compound tools

Electrical connection forming or wire preparation

C007S108000, C007S118000

Reexamination Certificate

active

06915540

ABSTRACT:
The invention provides bayonet or survival knife100that insulates the user from electric shock. With the insulated bayonet or knife, the user can safely cut a wire regardless of whether the wire is electrified or not. As a further improvement, the invention provides the soldier with an indicator to warn the soldier or user that the wire that is being cut is also electrified. In one of its embodiments the invention provides a voltage indicator circuit that includes, in series, blade102and hand guard104of bayonet or knife100,resistor106,light bulb108such as a neon bulb, and electrical thumb terminal110embedded in insulating handle112.Metal blade102and metal butt or bayonet latch114on the end of handle112are electrically isolated from each other by insulating extension rod116.

REFERENCES:
patent: 3370163 (1968-02-01), Brill
patent: 3842458 (1974-10-01), Bauer
patent: 4720030 (1988-01-01), Petrovich
patent: 4821356 (1989-04-01), Finn
patent: 5713656 (1998-02-01), Lin
patent: 6378569 (2002-04-01), Hays
patent: 6460433 (2002-10-01), Ackeret et al.

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