Here There Be Dragons

By Chuck Schultz

On the AGMA Helical Gear Rating Committee we frequently deal with how to warn users away from potentially dangerous designs. Some years ago our wonderful chairman colorfully declared we should just adopt the warning from ancient maps of the then "flat world" and label the areas of concern as "here there be dragons." Eventually some explorer ventured "off the map," and if they came back the map got revised to reflect their account. The same thing happens in design, of course. Usually it is the result of an error or operator abuse.

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Gear Manufacturing Technology Update May 17, 2017
Here There Be Dragons By Chuck Schultz On the AGMA Helical Gear Rating Committee we frequently deal with how to warn users away from potentially dangerous designs. Some years ago our wonderful chairman colorfully declared we should just adopt the warning from ancient maps of the then "flat world" and label the areas of concern as "here there be dragons." Eventually some explorer ventured "off the map," and if they came back the map got revised to reflect their account. The same thing happens in design, of course. Usually it is the result of an error or operator abuse. Read More
Seminar: An Introduction to Gear Process Engineering June 20-22, 2017 - Don't miss the 3-day seminar featuring 6 Gear Industry Experts who will present the fundamentals of successful gear processing for new engineers. The seminar is sponsored by Arvin Global Solutions and will be held at the Northern Illinois University Facility in Naperville, Illinois. For more information, go to www.ArvinGlobalSolutions.com. Read More	Gear Nitriding in Vacuum Vacuum gas nitride processing from Solar Atmospheres can significantly increase the fatigue strength and service life of your parts. Benefits include case depths up to 0.025" and improved wear and anti-galling properties due to a 40 - 70% increase in surface hardness. Corrosion resistance is increased through nitrogen-enrichment. Read More	Gear Measurement Technology — Your Application, Our Solution...Exactly The MarGear GMX 400 Class 1 Universal Gear Tester provides analysis for a wide range of gear and gear tool applications on gears with ODs up to 400 mm (15.75 in). Read More

Cost-Effective and Innovative Gear Grinders From Germany Newly designed Burri BZ130 high production generative gear grinder or Burri BZ200 and BZ362 that are Fully Rebuilt, Re-controlled and Modernized Reishauer grinders (based on models RZ300E, NZA and OZA). Fully automatic or manual loading is available. Read More	We're Crown Shaping Without the Cams At Forest City Gear we're using our ultra-modern CNC Shapers to crown gears and splines without the need to order the special crowning cam that's normally required. We'll cut your crowning costs and delivery times. Contact: quotes@forestcitygear.com 815-623-2168 www.forestcitygear.com Read More	Low cost, high precision nitriding solution For gear heat treaters seeking an exceptionally high quality nitriding and ferritic nitrocarburizing solution, SECO/WARWICK's innovative ZeroFlow® process reduces operating costs and offers improved quality of the resulting nitrided layers. Click to learn more. Read More