US Patent Class 901
ROBOTS




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Current as of: June, 1999
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  DF  CLASS NOTES
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CROSS-REFERENCE ART COLLECTIONS
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1  DF  MOBILE ROBOT
2  DF  ARM MOTION CONTROLLER
3  DF  .~ Teaching system
4  DF  .~.~ Manual lead through
5  DF  .~.~ Machine driven lead through
6  DF  .~ Communication with another machine
7  DF  .~.~ Conveyor
8  DF  .~.~ Robot
9  DF  .~ Closed loop (sensor feedback controls arm movement)
10  DF  .~.~ Sensor physically contacts and follows work contour
11  DF  .~ Mechanically actuated present limit
12  DF  .~.~ Cam
13  DF  .~.~ Limit switch
14  DF  ARM MOVEMENT (SPATIAL)
15  DF  .~ Jointed arm
16  DF  .~ Cartesian (X-Y-Z arm)
17  DF  .~ Cylindrical
18  DF  .~ Spherical
19  DF  DRIVE SYSTEM FOR ARM
20  DF  .~ With provision for altering speed of driven element
21  DF  .~ Flaccid drive element
22  DF  .~ Fluid motor
23  DF  .~ Electric motor
24  DF  .~.~ Stepper motor
25  DF  .~ Gearing
26  DF  .~.~ Including bevel gear
27  DF  ARM PART
28  DF  .~ Joint
29  DF  .~.~ Wrist
30  DF  END EFFECTOR
31  DF  .~ Gripping jaw
32  DF  .~.~ Servo-actuated
33  DF  .~.~.~ Tactile sensor
34  DF  .~.~.~ Force feedback
35  DF  .~.~.~ Proximity
36  DF  .~.~ Actuating means
37  DF  .~.~.~ Fluid motor
38  DF  .~.~.~ Electric motor
39  DF  .~.~ Jaw structure
40  DF  .~ Vacuum or mangetic
41  DF  .~ Tool
42  DF  .~.~ Welding
43  DF  .~.~ Spray painting or coating
44  DF  .~ Inspection
45  DF  .~ Compliance
46  DF  SENSING DEVICE
47  DF  .~ Optical
48  DF  COUNTERBALANCE
49  DF  PROTECTIVE DEVICE
50  DF  MISCELLANEOUS