Appeal 2007-2176
Application 10/309,852
fixing member with the outer overclad tube…, thereby fixing the plug
inside".23
Alternative II
In a second reading, the top dent 98 is the fusible fixing member (with
the plug and the core represented by the corresponding top tablets.24 The
examiner relies on a passage in Berkey where the dent 98 is formed in the
handle 92, which is fused to the tube.25 While the drying gas from the
furnace (arrow 93) approaches from the opposite end, both ends (including
the handle 92) are shown as inside the furnace muffle 95.
Alternative III
In a third reading, the capillary tube 104 is the fusible fixing member,
with tablets B and C providing the core and plug, respectively.26 The
capillary tube 104 is fused to the bottom of the tube 90.27
Alternative IV
In the final reading, tablets A, B, and C are the core, plug, and fusible
fixing member, respectively.28
23 Ans. 5.
24 Ans. 5.
25 Berkey 6:52-60.
26 Ans. 5.
27 Berkey 8:31-39; FIG. 11.
28 Ans. 6.
7
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Last modified: September 9, 2013