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Power Transmission Engineering E-mail Newsletter November 2011

Your Monthly Resource on Power Transmission and Motion Control

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November 2011

PTE's monthly e-newsletter brings you highly targeted information on mechanical power transmission and motion control.

Here you'll find related articles, back issues, featured products, videos and more. Many of these items are exclusive to the e-newsletter.

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Chains and Chain Drives Revisited

by Matthew Jaster, Associate Editor

Chains and Chain Drives Revisited

Those in need of a simple and reliable means of power transmission may look no further than the chain drive. Typically consisting of a sprocket and a chain, it allows the transfer of rotary motion from one shaft to another including the ability to increase or decrease the speed depending on the application. Leonardo Da Vinci is credited with developing the early idea of the chain and cog in the 15th century helping to create what is now the modern day bicycle...Read more.


Featured Product (advertisement)

Belt, Chain, Lead Screw and Ball Screw Actuators of Unlimited Lengths Belt, Chain, Lead Screw and Ball Screw Actuators of Unlimited Lengths
Built on DualVee Motion Technology®, LoPro® linear actuators fit your applications needs to a vee. These units are tough, cost effective, low friction, low profile solutions ideal for long lengths, extreme temperatures, debris-laden environments, critical conditions and cleanroom. Actuation options: belt, chain, lead screw, and ball screw. Non-actuated versions and gantry systems are available. Watch video footage of a 52' belt actuated LoPro linear guide system!

Watch the Video.


Belt & Chain Drives Articles—Editors' Picks

Do you need to stay up-to-date on the latest technical aspects of belt and chain drives? PTE's article archive provides a great resource. Here are some of our editors' picks for articles about belt and chain drives.


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Product Updates

You can always find the latest in power transmission and motion control technology at Here are some examples of new products that have been posted recently.

Ruland Expands Shaft Collar Line
Ruland Manufacturing Co., Inc. has expanded its line of shaft collars to include a full metric range for heavy duty applications. Designed for the large shafts used in steel, process, and other heavy industries, these shaft collars feature a 32 mm width and DIN12.9 M12 socket head cap screws for high holding power....Read more.

Mitrpak Gear Drives Meet Indexing Requirements
A full line of right angle gearboxes that are designed for conveying, manufacturing, packaging, and process applications that require precise indexing is available from Mitrpak of Uxbridge, Massachusetts. Mitrpak Right Angle Gear Drives are rated in accordance with AGMA Class 1 service conditions...Read more.

Altra Offers Braking Technology for Mining Operations
Since the early 1990's grinding mills have become larger to offer greater economy of scale with increased throughput. It is not unusual to find SAG mills up to 40 feet in diameter and ball mills of 26 feet. Motor power is ever increasing with current designs producing upwards of 20 MW... Read more.

Roller Bearings Key to Energy Efficiency
Schaeffler Group Industrial's efficient rolling bearings with optimized friction from the INA and FAG brands are a key component for the entire industry. Rolling bearings make an important contribution to saving energy and conserving resources and, at the same time, increase the performance and competitiveness of machines and plants...Read more.

Featured Product (advertisement)


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