May 2011

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Feature Articles

Worm Gears - Higher Energy Efficiency and Less Strain on Resources
A very direct and effective way of increasing power transmission efficiency is a changeover from mineral-oil-based lubricants to synthetic lubricants.

The Global Gear Industry - Insights, Projections, Facts and Figures
A series of short reports on global manufacturing growth and the gear industry's role.

Desktop Gear Engineering
An update on the latest gear design software from several vendors, plus what gear design engineers can expect next.

Technical Articles

Micropitting of Big Gearboxes: Influence of Flank Modification and Surface Roughness
Most research on micropitting is done on small-sized gears. This article examines whether those results are also applicable to larger gears.

Beveloid & Hypoloid Gears
Beveloids are helical gears with nonparallel shafts, with shaft angles generally between 5 degrees and 15 degrees. This is part VI in the Tribology Aspects in Angular Transmission Systems Series

Flank Load Carrying Capacity and Power Loss Reduction by Minimized Lubrication
The objective of this study was to investigate the limits concerning possible reduction of lubricant quantity in gears that could be tolerated without detrimental effects on their load carrying capacity.


Greenhouse of the Gear Industry (Publishers Page)
Publisher Michael Goldstein talks about how one gear company is encouraging young people in manufacturing. What are you doing?

Developing Flexible Couplings Standards (Voices)
AGMA Flexible Couplings committee chairman Glenn C. Pokrandt gives an update about standards and other documents under development.

Dearborn Precision Puts Dual Purpose Zeiss CMM to the Task (Product News)
When parts you manufacture pass through numerous processes such as deep hole drilling, machining, hobbing and grinding, a CMM is essential when your customers require 100 percent in-process and final inspection.

Product News (Product News)
The complete Product News section from the May 2011 issue of Gear Technology.

Technical Calendar (Events)
The complete Technical Calendar from the May 2011 issue of Gear Technology.

Industry News (Industry News)
The complete Industry News section from the May 2011 issue of Gear Technology.

Gearheads Rejoice! The Internal Combustion Engine is Back (Addendum)
The opposed-piston internal combustion engine is making a comeback.