The opinion in support of the decision being entered today was not
written for publication and is not binding precedent of the Board.
Paper No. 40
UNITED STATES PATENT AND TRADEMARK OFFICE
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte KYOICHI YAMAMOTO
____________
Appeal No. 2002-0582
Application No. 09/083,936
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ON BRIEF
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Before KRASS, FLEMING, and DIXON, Administrative Patent Judges.
FLEMING, Administrative Patent Judge.
DECISION ON APPEAL
The invention relates to an arc-extinguishing system for a
contact switching apparatus. See page 1 of Appellant's
specification. Figures 5 and 6 show a second embodiment of the
arc-extinguishing system for a contact switching apparatus
according to the present invention. See page 16 of Appellant's
specification. Arc cover 30 is connected onto the top surface of
the arc box 6. Figure 8 shows another embodiment of the arc-
extinguishing system. Figure 8 shows the gas blow-off opening
sections 40, 41 and 42 formed by the arc box 6 and the arc cover
20. See pages 19 and 20 of Appellant's specification.
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Last modified: November 3, 2007