Appeal No. 98-1200
Application 08/589,780
application. We reverse.
The invention relates to a device "for mounting a machine
element with a bore coaxially onto a shaft, for common
movement with the shaft" (specification, page 1). Claim 18 is
illustrative and reads as follows:
18. A mounting device, for mounting an element having a
central bore, on a shaft, via said bore, for movement of said
element in common with said shaft, comprising:
a split sleeve dimensioned to be receivable within said
bore; and
means for (a) envelopment of at least a portion of said
sleeve, (b) entering said bore, (c) clamping said sleeve into
fast, radial-gripping engagement with the shaft, (d) expanding
into fast, radial-gripping engagement with said bore, and (e)
impressing an axial force against the element.
The references relied upon by the examiner as evidence of
obviousness are:
Lewis 1,195,482 Aug. 22,
1916
Staniszewski 5,067,846 Nov. 26,
1991
Claims 18 through 23 stand rejected under 35 U.S.C. §
103(a) as being unpatentable over Staniszewski in view of
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