Appeal 2006-3349
Application 09/908,360
a two robot drive hub with four coaxial
shafts along a vertically oriented longitudinal axis;
an upper robot assembly attached to the two
robot drive hub, the upper robot assembly
including first and second arm systems and a first
substrate carrier, wherein the first and second arm
systems are each attached to the first substrate
carrier;
a lower robot assembly attached to the two
robot drive hub, the upper robot assembly
including third and fourth arm systems and a
second substrate carrier, wherein the third and
fourth arm systems are each attached to the second
substrate carrier;
an upper drive mechanism for driving said
upper robot assembly; and
a lower drive mechanism for driving said
lower robot assembly;
wherein the upper robot assembly and lower
robot assembly move around a central axis.
The Examiner relies upon the following as evidence of
unpatentability:
Fyler US 4,712,971 Dec. 15, 1987
Uehara US 5,083,896 Jan. 28, 1992
Kojima (as translated) JP 4-87785 Mar. 19, 1992
Hendrickson US 5,180,276 Jan. 19, 1993
Hofmeister ‘014 US 5,569,014 Oct. 29, 1996
Grunes US 5,678,980 Oct. 21, 1997
Hofmeister ‘590 US 5,720,590 Feb. 24, 1998
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