November/December 2020

Archive > 2020 > November/December 2020

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Feature Articles

HMC and Liebherr Collaborate on Large Scale Gear Production Project
A visit to the HMC Gears plant in Indiana kicked off an extensive project which resulted in the creation of a unique solution for exceptional demands: With the LC 4000, Liebherr forges new paths in large-scale gear cutting production and unites diverse machining methods in one highly efficient machine for the American gear specialist.

Why Selective Plating Stops Your Gears from Grinding to a Halt
Gears are a crucial part of many machines, and if they wear and corrode beyond repair it can then be a costly expense to replace them. Mark Meyer, Sales Manager, North America at SIFCO ASC, explains how brush plating can help prevent gears from being damaged and how the process can be used to restore worn or corroded gear components.

AGMA Statistical Programs Help Guide the Gear Industry
Industry data is the essential factor current leaders need for success in navigating through the uncertainty created by the pandemic and the resulting economic downturn.

2020 Buyer's Guide
The 2020 Gear Technology Buyers Guide was compiled to provide you with a handy resource containing the contact information for significant suppliers of machinery, tooling, supplies and services used in gear manufacturing.

Technical Articles

Automotive Drive Concepts
Attempts to eliminate mechanical drive trains in automobiles and trucks have had limited success because of cost, weight, dynamic characteristic, and efficiency of the alternative components.

Asymmetric Cylindrical Gears
In this article the authors present a loaded tooth contact analysis (LTCA) method for asymmetric gears that provides an accurate and efficient design tool for analyzing and comparing designs. The presented method is implemented in SMT's MASTA software. The authors also present an example comparative study using this tool for an automotive application.

Departments

Closing Out the Year - Reasons for Hope (Publishers Page)
Phew! Making it to the end of 2020 seems like a victory in and of itself. Between the coronavirus, the economy, the rioting in the streets, the extreme weather events and the fiercely divided presidential race, we’ve all had a LOT to worry about this year.

Gearing for the Future (Voices)
In 2021, the AGMA Foundation begins its 27th year. It is a critical year for the AGMA Foundation as our industry is facing incredible challenges and opportunities, and AGMA members are asking a great deal from our industry Foundation.

Rebuilding a Legacy (Product News)
Bourn & Koch provides retrofit Fellows 10-4 machine for gear shaping.

Product News (Product News)
The complete Product News section from the November/December 2020 issue of Gear Technology.

Industry News (Industry News)
The complete Industry News section from the November/December 2020 issue of Gear Technology.

Big Gears: Seeing is Believing (Addendum)
This is the timely and relevant sequel to our Nov/Dec 2018 Addendum article, "Safety Guaranteed." In the original article will looked at some incredible gear applications from the safety of our desktop computers and smartphones. Who knew we would be spending most of 2020 doing the same exact thing?