Appeal No. 2006-1294
Application No. 10/430,963
sleeve portions, bushings 18, that extend outwardly in opposite directions from
the first central body. The bushings 18 fit on the rotating shaft and the guard
assembly of Pelton is designed to rotate with the shafts and coupling. We
further note that the half bushings are interchangeable to fit any size of shafts.
See Pelton at line 74-76.
Hogan discloses a pair of peristaltic pumps for dispensing condiments.
The pump housing 20 is formed of two identical halves 20a and 20b integrally
connected to each other through a connecting hinge bolt 24. The first and
second parts 20a and 20b have outwardly extending sleeve portions 66a and
66b. It is further noted that shaft 50 on which roller 56 is mounted includes
transverse drive slot 204 which is adapted to receive a drive key of an
additional peristaltic pump. See Figure 8.
Powell discloses a pump assembly shaft guard for a coupling 18 between
a motor 12 and pump 14. The first and second guard halves of Powell are not
hinged but are fastened with conventional fasteners at horizontal flanges.
Powell discloses ventilation port 28 and support legs 50 that fasten the
assembled guard assembly to a base member 60. Powell further discloses that
stepped-down sleeves 26 may be trimmed down to fit the length of the drive
shaft 16 and match the spacing between the motor 12 and the pump mechanism
14. See col. 4, lines 5-8.
PRINCIPLES OF LAW
The prior art may anticipate a claimed invention, and thereby render it
non-novel, either expressly or inherently. In re Cruciferous Sprout Litig., 301 F.3d
1343, 1349, 64 USPQ2d 1202, 1206 (Fed. Cir. 2002), cert. denied, 538 U.S.
4
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