Appeal No. 95-1357
Application 07/965,427
the reason that they depend from a rejected claim.
The invention relates to an electromagnetic system for the
application of force feedback to a moveable platform of a
controller. Appellants disclose on pages 4 through 7 of the
specification that Figure 1 illustrates the main component of the
controller of their invention. In particular, Figure 1 shows a
controller 10 comprising a base 12, a platform 14 and a gantry 16
for mounting the platform 14 for a range of movement in a plane
in each of two different directions. Appellants also disclose
two force applying actuators 70 and 72. The force applying
actuators include stationary permanent magnets 74 mounted on the
base 12 and stationary permanent magnets 76 mounted on cover 13.
Appellants disclose that each actuator includes a coil 90 mounted
on the platform 14 in a position to cooperate with the magnets 74
and 76.
The only independent claim 1 is reproduced as follows:
1. A controller comprising:
a base,
a platform,
means for mounting said platform for a range of
movement in a plane in each of two different
directions,
2
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Last modified: November 3, 2007