Appeal No. 2005-0341 Page 4
Application No. 09/977,409
established by presenting evidence that would have led one of ordinary skill in the art to
combine the relevant teachings of the references to arrive at the claimed invention. See
In re Fine, 837 F.2d 1071, 1074, 5 USPQ2d 1596, 1598 (Fed. Cir. 1988) and In re
Lintner, 458 F.2d 1013, 1016, 173 USPQ 560, 562 (CCPA 1972).
Claim 1, the only independent claim on appeal, reads as follows:
A hermetically enclosed refrigerant compressor comprising:
a compressor block having a bore extending therethrough;
a crank shaft positioned for rotation in the bore, the crank shaft defining an
eccentric crank pin at one end thereof;
the crank shaft and crank pin cooperating to define an oil channel
arrangement;
a connecting rod attached at one end to a bearing element such that there
is no relative motion between the bearing element and the connecting rod, the
connecting rod having a passage extending therethrough and in communication
with a channel formed by the cooperation of the connecting rod and the bearing
element the channel extending completely around a circumference of the bearing
element;
the crank pin extending into the bearing element and being positioned for
rotation relative thereto; and
a control arrangement providing communication between the channel and
the oil channel arrangement, at least once per revolution of the crank pin.
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