Appeal No. 2000-1471
Application No. 08/935,655
Anticipation is established only when a single prior art
reference discloses, expressly or under principles of
inherency, each and every element of a claimed invention. RCA
Corp. v. Applied Digital Data Sys., Inc., 730 F.2d 1440, 1444,
221 USPQ 385, 388 (Fed. Cir. 1984).
Poehlmann discloses a bicycle wheel arrangement having a
quick-release feature. In Poehlmann’s words,
there is a customary pair of bicycle front forks 6
and 7, each having an end slot 8 or opening therein.
Extending through both openings 8 is an axle 9
symmetrical about an axis 11 and having threaded
ends 12 and 13. The end 12 receives a nut 14. Also
slipped over the end 12 is a cup 16 having a flange
17 interposed between the fork 7 and a tube 18
fitting coaxially over the axle 9. A similar cup 19
fits over the tube and is interposed between the end
of the tube and the fork 6. A washer 21 is on the
axle 9 against the outside of the fork 6.
Threads on the end 13 receive a special
tensioning device. This includes a nut block 22
(see FIGS. 6 and 7) threaded into chosen position.
The block 22 has a pair of side grooves 23 leading
to transverse openings defining arcuate ends 24.
The grooves 23 and ends 24 receive aligned pins 26
of a fastening lever 27 thus pivotally mounted on
the block 22. The lever 27 is bifurcated and
receives a latch 28 mounted on a cross pin 29 and
urged by a spring 31 into a holding position. The
flat lower end 32 of the latch 28 seats on the flat
top 33 of the block 22. Near its pins 26, the lever
4
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