Portable machine with machine diagnosis indicator circuit

Details Portable machine with machine diagnosis indicator circuit Portable machine with machine diagnosis indicator circuit

1996-01-25

1997-11-25

Hofsass, Jeffery

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340439, 340459, 340431, 123198D, 123198DB, 123198DC, B60Q 100

Patent

active

056916922

ABSTRACT:
A portable machine having a frame and an engine supported by the frame, the engine having a power source and an engine cutoff device connected to the engine. In combination with the machine is a machine diagnosis circuit comprised of at least one protective switch connected in series with the engine power source and the engine cutoff device. The circuit also includes a diagnosis indicator combination wired across each of the at least one protective switches, the diagnosis indicator combination is comprised of an LED pair and resistor. In order to provide an indication of a machine problem, an indicator panel is located along the outside of the machine. The panel overlays the LED pairs and includes at least one icon which is illuminated by the LED pair to provide an outside readable graphical indication of the existence and location of the machine problem.

REFERENCES:
patent: 2037748 (1936-04-01), Zahodiakin
patent: 4502090 (1985-02-01), Sloan
patent: 4727353 (1988-02-01), Ruhter
patent: 4890088 (1989-12-01), Woodell
patent: 4899706 (1990-02-01), Sasaki
patent: 4995357 (1991-02-01), Gonnering et al.

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