Gear Solutions Online

Well, it’s that time of year again… and no, I don’t mean April 15. Even though this is indeed that unfortunate time of year when we all must prepare and submit our tax statements...

ISO defines a globoidal worm drive as: “A gear whose flanks are capable of line contact with those of an enveloping worm, when meshed together with cross axes.”Last month we covered som...

GS: Tell us about your background in gear manufacturing.KS: My father was a tool and die maker, so he had me in the machine shop at a young age. I graduated from Tennessee Tech University in 1991 ...

In a perfect pairing of academic training and hands-on experience, two men came together 22 years ago and launched a company called American Gear & Engineering, Inc., in Westland, Michigan. &ld...

In the past, generations lived from cradle to grave with little noticeable difference in lifestyle. Today, as you well know, we live in a spectacularly different world. If you buy the latest, faste...

For over 60 years Hydra-Lock Corporation has been the leader in hydraulic work and tool holding. We are the originators of hydraulic holding and have continuously developed new and innovative hydra...

Abstract This paper is aimed at the development of a novel design of precision gear hob for the machining of involute gears on a conventional gear-hobbing machine. The reported research is based on...

I hope that you all had a very happy Valentine’s Day and are looking forward—as I am—to warmer weather. Remember to ask your employees to drive carefully this time of year. One of...

There is a wide choice in tooth forms, each form with its own share of merits and demerits depending on the application. Several forms are associated with a trade name. Under the optimum conditions...

GS: You have an interesting job title. What does your position entail?BM: I’ve been with SKF for almost 25 years now, and I’ve worked in nearly every division we have, from automotive ...

Hilton Treuden was not a man who allowed a setback to get him down for long. When one road ended, he simply forged a new course of his own. Strangely enough, the first obstacle he encountered actua...

Abstract: This paper presents an original method for determining the efficiency of the gear. The originality of this method relies on the eliminated friction modulus. In the following pages we anal...

Broaching is one of the most productive and precise metal-cutting operations performed today. It’s also one of the most misunderstood.Broaching resembles planing or shaping, in that the broac...

Introduction: Gearboxes are one of the most widely used types of industrial equipment in the world. They are used as vital power transmission sources for nearly every kind of business operating in ...

 Well known for its specialization in indexable and solid carbide thread and form milling tools, Advent Tool and Manufacturing has developed an involute spline form milling tool for prototype ...

Many times this column has addressed the safety hazards associated with gear cutting and hob sharpening machines. I would feel remiss if we did not spend some time addressing the safety hazards ass...

It has been said by Ernest Rabinowicz, professor emeritus at M.I.T., that three things terminate the life of a machine: obsolescence, accidents, and surface degradation. We know as in the latter ca...

GS: Tell us a little about your own background, and how you came to join the company.DS: I joined Cole Manufacturing Systems about 17 years ago. Prior to that I was a systems engineer for EDS, whe...

Born in Tilbury, Ontario, his mother sent him to the United States at 17, hoping he’d have a better life there. He became a U.S. citizen, and a year later that bond was tested when he was sen...

In the early 1970s the Occupational Safety and Health Act (OSHA) generated more awareness, concern, and a need to control industrial noise (sound levels). This in turn created a need to advance tec...

The value of analytical gear measurement grows as advances in technology allow gears to be measured in ways that help diagnose complex manufacturing problems. Is it enough to measure just index, he...

In the June 2005 issue of Gear Solutions we presented an article titled “An Elementary Guide to Gear Inspection,” which was followed by “A New Standard in Gear Inspection” i...

Member of the ANSI Subcommittee on Gear Safety Well, it’s the beginning of a new year, and I hope that all of you had a very joyous and happy New Year’s celebration. This is the time ...

We consider gear capacities from the effects of loads on strength and wear, but we should not neglect the “third” criteria; the load capacity of the lubricant. This determination is equ...

Vice President, AGMA Technical Division January is used by some to reflect on what has happened the year before, and by others to predict the future or set the goals for the New Year. I intend to d...

GS: When was the company founded?MR: Dave Patterson and I started Custom Gear & Machine in 1994. We had worked together previously at Patterson Gear—which he owned, and where I was the v...

In the early seventies, two engineers met while working for a government ordnance factory in Australia. Although one had an academic background, and the other had been more involved in the technica...

In the early 1970s the Occupational Safety and Health Act (OSHA) generated more awareness, concern, and a need to control industrial noise (sound levels). This in turn created a need to advance tec...

During the Fall Technical Meeting held in Orlando last October, members of the AGMA’s board of directors took time out from their primary concerns to discuss the association’s activitie...

It’s an old problem: the common condition of misaligned mating parallel-axis (spur and helical) gear tooth surfaces. The solution—new to molded plastic gears, but old in machined gear p...

It’s that time of year, the holidays are upon us. We are all busy planning for the holidays, shopping for gifts, throwing parties, and on and on. We know that we should be even more concerne...

The formulas to which each gear standard is based produce different results in rotor size and tooth geometry. Here are the important points to understand: • API results, when compared to AGMA ...

GS: Chamfermatic celebrated its 10th anniversary last October. How did you come to found the company?MM: I’ve always been a machine tool builder. At one time Rockford, Illinois, was the mach...

If you visit P&G Machine & Supply’s Web site, you’ll see a picture of a filling station that once stood beside Old Shell Road—a major thoroughfare in Mobile, Alabama. &ldq...

Is there anything that can still be considered new in bevel gear tooth theory? Most experts in the transmission layout industry would probably find the question interesting, but not crucial. The th...

Molded plastic gearing is rapidly becoming a real contender in moderate power gearing applications. Custom gear design, precision molding equipment, and new formulations of engineering thermoplasti...

As with all work, there’s a right tool for every job. In manufacturing, successful machining depends on sharp, well-maintained cutting tools that not only ensure precision, but also speed. Su...