Appeal No. 96-2189
Application 07/969,731
current sensing means sensing an electrical current flowing through said
electrical circuit interrupting device;
trip means responsive to said current sensing means generating a trip
signal as an adjustable predetermined function of magnitude and time period of
the electrical current flowing through said electrical circuit interrupting
device;
a user interface panel presenting a visual protection curve
representation of said adjustable predetermined function;
input means selectively adjusting said adjustable predetermined
function; and
indicator means associated on said user interface panel with said visual
protection curve representation and having a first state in response to a trip
signal generated by the trip means and having a second state associated with
said visual protection curve representation in response to adjusting of said
adjustable predetermined function through said input means.
The Examiner relies on the following references:
McLaughlin et al. 3,941,989 Mar. 2, 1976
(McLaughlin)
Tubbs 4,409,665 Oct. 11, 1983
Matsko et al. 4,752,853 Jun. 21, 1988
(Matsko)
Cheng 4,825,143 Apr. 25, 1989
Yalla et al. 5,224,011 Jun. 29, 1993
(Yalla) (filed April 19,
1991)
Claims 1, 2, 4 through 8 and 10 stand rejected under
4
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