Appeal No. 98-1554 Page 2
Application No. 08/586,894
constitute all of the claims remaining of record in the
application.
The appellant's invention is directed to a heat
accumulator.
The subject matter before us on appeal is illustrated by
reference to claim 16, which reads as follows:
16. A heat accumulator, comprising an interior envelope
containing an accumulator core; an exterior envelope
surrounding said interior envelope at distance therefrom so as
to form an insulating chamber; two lines extending through said
insulating chamber and including an inflow line and an outflow
line for a heat conveying medium, each of said lines having a
line section extending in said insulating chamber, said line
sections being formed of a metal having low heat conducting
capability.
THE REFERENCES
The references relied upon by the examiner to support the
final rejection are:
Lucke 2,447,259 Aug. 17, 1948
Bottum et al. (Bottum) 3,344,506 Oct. 3, 1967
Schatz 5,090,474 Feb. 25, 1992
Flinn et al., "Engineering Materials", 1975., pages 158-161.
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