Stock Drive Products (New Hyde
Park, NY) offers the A 6A18M Series
of 1-mm pitch timing belt pulleys
for miniature applications. The pulleys
are available in 17 different
sizes, ranging from 18 to 75
grooves. The clear, anodized aluminum
pulleys are designed for 3-mm and 6-mm-wide belts, and are
offered with double-flange and no-flange options, pitch diameters
from 5.73 to 23.87 mm, and with bore sizes from 2 to 5 mm. Pulleys
with 18 to 45 grooves have one set screw; others have two at 90º.
This month, Singapore unveiled the world's first self-driving taxis. Select passengers hailed free rides last Thursday through their smartphones. While multiple companies, including Google and Volvo, have been testing self-driving cars on public...
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