Appeal No. 1999-0074
Application No. 08/401,347
a cooling system of a heavy duty truck engine. Independent
claim 1, a copy of which is found in an appendix to
appellant’s brief, is illustrative of the appealed subject
matter.
The references of record relied upon by the examiner as
evidence of obviousness are:
Jackson 3,581,814 Jun. 1,
1971
Ivy 4,926,934 May 22,
1990
Claims 1, 6-10, and 12-16 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Jackson in view of Ivy.
With reference to appellant’s Figures 1 and 2,
independent claim 1 is directed to a radiator assembly 10
comprising a radiator core 12 having a unitary, flat header
flange
36 extending about the perimeter of one end of the core, a
tank 14 having a unitary, flat clamping flange 38 extending
about the perimeter of the tank, and a gasket 42 disposed
between the clamping flange of the tank and the header flange.
A key feature of appellant’s invention is an improved
fastening mechanism for securing the tank to the core. This
2
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