Appeal No. 1999-2259
Application 08/711,614
10 stand objected to. Claim 5 stands withdrawn from
consideration. Claim 11 stands allowed.
The instant invention relates to busway electrical
distribution systems. Busway systems include a number of
stacked busbars enclosed within a housing which provides
protection and support for the busbars. Appellant’s
specification (“Specification”), page 1, lines 13-18. Busway
sections generally consists of the housing that includes a
duct top, a duct bottom, two parallel duct sides extending
along the longitudinal dimension of the busway section and a
number of surge clamps which are placed across the duct top
and duct bottom at each end of the busway sections and at
predetermined intervals between the ends. Specification, page
4, line 19 to page 5, line 2. The surge clamps prevent or
limit the short circuit damage that may occur to the housing
when magnetic forces around the enclosed busbars push the
busbars away from each other. Specification, page 1, line 29
to page 2, line 5. The invention at bar features an extruded
surge clamp, assembled to a busway housing, that requires no
blank shearing, forming or painting. Specification, page 6,
lines 22-25. Each extruded surge clamp is quickly made by
2
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