Company Profile: Butler Gear

Everyone encounters obstacles, but the real challenge is in whether you cave in or carry on. This profile tells the story of a man who chose the latter—time and...

Determining Gear Efficiency

By: Relly Victoria Petrescu, Narcisa Popescu & Florian Ion Petrescu

By analyzing certain parameters, the authors present an original method for determining the efficiency of gears.

The Art and Science of Broaching

By: Chris Van De Motter

To truly understand the benefits of broaching it's important to take many things into consideration, including the various methods, materials, and machines involved.

Maximizing Gearbox Performance

By: Jeff Biamonte & Tim Nadasdi, Ph.D.

By choosing the proper lubricant, gearbox performance is improved. Read on to learn about ExxonMobil's special formulation for gearbox applications.


Acoustic Properties of Industrial Machinery: Part...

By: Bill Bradley, Richard Schunck & Jules DeBaecke

The manufacturing environment can be a fairly noisy place, and these sounds can both cause and signal problems. The following provides a greater understanding of this issue.

Gear Inspection: Troubleshooting Tips

By: Dennis Gimpert

You inspect your gears to make sure you're producing the best product you possibly can. Should you detect a problem, this checklist will help you quickly determine the...


Company Profile: ANCA

Two men built an Australian company that's become a global powerhouse. This profile tells the story of a manufacturer you need to know about.

Acoustic Properties of Industrial Machinery: Part...

By: Bill Bradley, Richard Schunck & Jules DeBaecke

The manufacturing environment can be a fairly noisy place, and these sounds can both cause and signal problems. This feature provides a greater understanding of the issue.

Special Report: AGMA Objectives

If you're already a member of the AGMA, then you need to know about what the association is doing for you. If you haven't yet joined, here's why you should.

A Proven Process for Plastics

By: Glenn Ellis

When plastic is the material, crowned molding can present a new solution to an old problem. Allow an industry leader to help you combat gear tooth misalignment.

The Methadology of Modified Crowning

By: Dr.-Ing. Hartmut Müller

An industry leader, Klingelnberg puts theory to the test in explaining the benefits of modified crowning in spur and bevel gears.

Tips for Tougher Molded Plastic Gears

By: Rod Kleiss

Plastics are quickly becoming a contender for some power gearing applications, and the lessons learned in development will apply to other engineering design challenges.

The ABCs of CBN Grinding

By: Anil Srivastava, Ph.D.

An understanding of factors such as bond type, grit size, and concentration will help you choose the proper CBN wheel for grinding sharper edges on your cutting tools.

The Electrolytic Edge for Fine Finishing

By: Donald G. Risko

Electrolytic machining is characterized by fast metal removal and the ability to focus on the edges or surfaces to be finished. Learn more about this fascinating process.

Case Study: Conicity Technologies

By: Brenda Hogan

Interested in increasing its cutting tool life, the Getrag Axle Plant has utilized Conicity Technologies' Engineered Micro-Geometry (EMG), resulting in major gains in productivity.

Grinding Gears for Automotive Excellence

By: Susanne Reinhardt

Kapp has a number of surprises in store for visitors to its IMTS booth in Chicago, including the KX300P Gear Center with ring loader automation.

Calculating Tooth Form Transmission Error

By: Markus Raabe & Dan Kondritz

Modifications to KISSsoft's gear design software has resulted in an incredibly versatile tool for eliminating the transmission errors responsible for unwanted...


Company Profile: Drake Manufacturing

From its earliest days this company has placed a premium on designing machines that are versatile, dependable, and backed by a commitment to service. The tradition continues.

Harnessing the Horsepower Thief

By: William P. Nebiolo

To achieve a reduction of parasitic friction in automotive gearbox and drive-train components, consider the benefits of the Isotropic Superfinish process.

A History of Excellence: IMTS

Take a moment in advance of this year's show to look back over the history and evolution of this prestigious manufacturing showcase.


Company Profile: Pyromaitre Inc.

Already known for its creativity and ability to overcome challenges, this company is quickly building a global reputation for its heat-transfer technologies.

High Performance Gears for Heavy Duty Transmissons

By: Ulf Engström, Linnéa Fordén, Sven Bengtsson & Magnus Bergström

Surface densification and warm compaction lead to greater density in PM gears, resulting in higher strength and improved fatigue properties.

Engineered Heat Treatment for Stronger Aerospace...

By: A.M. Freborg, B.L. Ferguson, Z. Li, D.X. Schwam & B.J. Smith

An ongoing project sponsored by the U.S. Army and headed by Deformation Control Technology, Inc., is providing important insights into an innovative quenching process.

Advances in Single-Pass Bore Finishing

By: Robert Marvin

Knowledge of the proper production processes for your operation can lead to major per-piece cost savings, making you more competitive when quoting new projects.

Company Profile: KISSsoft AG

With an outstanding team of technicians, and a singular software design system, this company is poised to penetrate the global market.

Defeating Tooth Flank Deformation

By: John Amendola, Sr.

Torque can take the shine off of your careful design, resulting in unwanted distortion. Certain modifications can be made to avoid such an outcome.

Steeling Savings with P/M Materials

By: Suresh Shah, Jerry Falleur, Ulf Engström & David Milligan

Cr-Mo powder-metal steels can be a cost-effective replacement for traditional Ni-Mo P/M steels. Here's the lowdown on the strengths of this impressive material.

Proven Processes for Improving Parts

By: Don Ortmann

The Iosso-FE and ZN coating processes lend themselves to a wide variety of parts, with gears being chief among them, leading to long life and economic benefits.

Forging Foundations

By: The Forging Industry Association

The more you know about processes related to gear manufacturing, the more sound your decisions will be. The following is presented thanks to the Forging Industry...

The Methodology of Metallurgy

By: Wayne Reitz, Ph.D., PE,

As provided by a metallurgical consultant, an understanding of the makeup and characteristics of the materials you work with can improve your bottom line.

The Pressure's On for Decreased Distortion

By: Gerald D. Lindell

The goal is to do it well, and do it once, so it's both disheartening and expensive to discover a flawed product. That's why you should know about the benefits of...

Holding the Line

By: David A. Stokely

Whatever your product line, there is a work holding device to fit your particular application. Here's a guided tour by a recognized authority.

A Revolution in Hobbing Technologies

By: Darryl Witte

Known for its commitment to innovative technologies, LMT-Fette, Inc., announces enhancements to its products, services, and physical footprint in the United States.

Calculating the Inverse of an Involute

In many variations on a central theme, the involute tooth form is used in a vast array of product designs. Read on for a discussion of two useful functions.