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The secondhand on the Doomsday
dial ominously spins around the face,
slowly but ever so surely inching the
motor industry towards its inevitable
terminus:
A wide variety of companies displayed mechanical power transmission and motion control technologies at Pack Expo, held in November in Chicago. The event, which is the largest packaging and processing trade show in North America, attracted more than 48,000 attendees, according to show owner and producer PMMI. The four-day event included 2,352 exhibiting companies, an increase of more than 19 percent from the previous show in 2012.
When designing a spur-crown pair, is there a formula, guideline or design guide for adapting the spur teeth for the radial angle of the teeth in the crown?
Suggesting a bicycle is environmentally
friendly is stating the obvious. But
the Copenhagen Wheel, unveiled at the
2009 COP15 United Nations Climate
Conference, is taking green technology
and cycling in a new direction.