Terry McDonald: Site Safety
Stress… is this a serious safety issue? How does stress affect your workplace? Do you bring your stress from home to work with you?...
Terry McDonald: Site Safety
I guess it’s something that can happen in any workplace, whether it’s a law practice, a restaurant, or an insurance agency, but when someone...
With large gears in demand for tough applications, the properties imparted by nitriding may...
Nitriding is an alternative to carburizing, but it differs in that the nitrogen is added into ferrite and not austenite. Because it is not...
Q&A with Alois Mundt
When was the Sigma Pool formed, and what was its original purpose?
Our customers are found worldwide, and in the early nineties we were looking...
Terry McDonald: Site Safety
The recent H1N1 swine influenza outbreak, which was eventually classified as a global pandemic by the World Health Organization, made me think about a...
Material selection can be the difference between whether a gear fails or fulfills its...
The selection of gear material is complex, and must be related to the specific duty and life required by the application. The compatibility with...
Q&A with Thomas Passek
Could you give us a brief overview of the society’s origins and structure?
In 1913 William Park Woodside, who was trained as a blacksmith and...
Terry McDonald: Site Safety
What constitutes a safety issue? Are they only those that are covered by OSHA? Are they only the issues that arise when one of...
The importance of anticipating heat-treatment problems in advance to avoid part failure due to...
Problems, and even failures, occurring from heat treatment are generally created by the stresses that are induced when phase transformations are taking place. During...
Chris Chlon: Buy Laws
Purchasing machinery and equipment presents many challenges to both the buyer and the seller. These include scope of work, specifications, drawings, timing, cost, run-off,...
Q&A with James Trombino
MPIF has an interesting history and structure, could you describe it?
I’d be glad to. The Metal Powder Industries Federation is truly a unique organization....
Terry McDonald: Site Safety
When you think about it, this country has always been a land of immigrants. Besides Native Americans, all of our family trees have roots...
Electric erosion can lead to failure in wind-turbine generators, with the expected catastrophic results
My installment of this column in the August 2007 issue of Gear Solutions was devoted to electric erosion and the possible solutions. In the...
Q&A with Rich Piselli
Thanks for the tour of your new facility. Watching the new Gould & Eberhardt machines being built was an impressive sight.
And well worth the...
Gear-drive inspection reveals the effects of residual stresses on face contact in high-speed gear...
High-speed standards usually require verification of the mating accuracy, and that this record be maintained. This entails recording profile, lead, and pitch deviations. The...
Q&A with Robert O’Connor
Could you tell us a little about the company’s history?
Of course. The company was founded by Walter Schneeberger in 1923 to manufacture tool grinders...
Terry McDonald:Site Safety
There is an important safety subject that comes up so rarely that we tend to ignore it, or even to forget about it. This...
Terry McDonald: Site Safety
Well, now that we have a new presidential administration you have to wonder what it’s going to mean to us in the realm of...
Corrosion alone can lead to gear failure, but when you add fatigue loads and...
How many engineers know that corrosion is generally regarded as the prime cause of failures? In 1986 Batelle Labs estimated the annual cost at...
Chris Chlon: Buy Laws
Occasionally a really good idea comes up when working on a project. It might represent a faster cycle time, streamlined process, or a real...
