Appeal No. 2003-2052
Application No. 09/403,674
1. A heat sink comprising:
a plate-shaped heat pipe including an upper plate member and
a lower plate member to form a hermetically sealed cavity, and a
working fluid enclosed therein;
at least one heat radiating fin integrally formed with said
upper plate member;
at least one pressure resisting column disposed in said
cavity; and
at least one heat transferring metal column integrally
formed with said upper plate member for spreading heat generated
from a heat generating part, said heat transferring metal column
having substantially a same cross sectional area as that of said
heat generating part which is to be attached to an outer surface
of said lower plate member, and being disposed in said cavity on
a portion corresponding to said heat generating part.
THE REFERENCES
Davis 3,270,250 Aug. 30, 1966
Arai et al. (Arai) 5,358,032 Oct. 25, 1994
Furukawa et al. (Furukawa) 5,937,936 Aug. 17, 1999
(filed Aug. 29, 1997)
HEAM 1768915 A1 Oct. 15, 1992
(Soviet Union patent document)
Sasaki et al. (Sasaki)1 6-137775 May 20, 1994
(Japanese Kokai)
THE REJECTIONS
The claims stand rejected under 35 U.S.C. § 103 as follows:
claims 1, 2, 4, 5, 7 and 11 over Davis in view of HEAM; claims 6
and 8 over Davis in view of HEAM, Arai and Furukawa; claim 9 over
Davis in view of HEAM and Sasaki; and claim 10 over Davis in view
of HEAM, Arai, Furukawa and Sasaki.
1 Our consideration of Sasaki is based upon the English
translation thereof which is of record.
2
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