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Make Simple Planetary Gear Sets Truly Simple.

• Authors : Dell, Timothy W.; Norman, Robert S.

Subjects: PLANETARY gearing; HARMONIC drives; TECHNOLOGY education

• Source: Tech Directions. Sep2013, Vol. 73 Issue 2, p22-27. 6p. 2 Color Photographs, 7 Diagrams, 1 Chart.

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technology CONCEPTS.

• Authors : Roberts, Larry

• Source: Tech Directions. Sep2000, Vol. 60 Issue 2, p10. 2p. 10 Color Photographs.

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HANDS-ON ACTIVITIES.

Subjects: TECHNICAL education; ACTIVITY programs in education; SCIENTIFIC apparatus & instruments

• Source: Tech Directions. Dec2004, Vol. 64 Issue 5, p32-34. 3p. 12 Color Photographs.

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Manufacturing: gears.

• Authors : Roberts, Larry

• Source: Tech Directions; September 2000, Vol. 60 Issue 2, p10-11, 2p

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