January 22, 2009

Special issue on Montrol Control
Better Design for Tracked Vehicles
Couplings Make Waterjet Cutting Superprecise
Basics of Configuring Drivers
Servos Fly High in Simulation
Troubleshooting Stepper Motor Problems

January 22, 2009

Digital

Editorial Comment

Leland Teschler's Editorial: Not the End of the World

You know the drum-beat of bad news about the economy is over the top when it starts showing up in the monologue of late-night TV host Jay Leno

Scanning the Field

Scanning for Ideas: Cantilevered Axis Takes Linear Motion Vertical

The cantilevered axis available on the DLS3C Driven Linear System from Bishop-Wisecarver Corp., Pittsburg, Calif., is particularly useful for Z-axis motion

Scanning for Ideas: Built-in Motor Makes Conveyor More Compact

Engineers at QC Industries, Batavia, Ohio, tucked an IP54-rated 24-V motor inside one of the end rollers on the company’s InnerDrive Belt Conveyor

News

Letters 1/22/2009

Your editorial (“The digital world could have been a different place,” Nov. 20) was 100% correct

Looking Back 1/22/2009

No more parking blunders: Ultrasonic sensors in the Parkpilot system from Robert Bosch Corp., Farmington Hills, Mich., detect the distance between a vehicle and nearby obstacle

Linear Motion Remains a Bright Spot for Manufacturers

Though the economy is in the dumps, there are still a few bright spots of growth. According to a research analyst at IMS Research, a market research firm that serves the electronics industry, linear motion may be one of them

China Sees Double-Digit Growth in High-Power Drives

Sales of high-power ac drives in China grew by almost 13% in 2007, and it should continue at the same rate through 2012

Water-Jet Motion Tied to Precision Coupling

A machine built for precise, repeatable motion is only as good as its components. That idea was clear to Jet Edge Inc., St. Michael, Minn., when it designed a high-rail gantry water-jet

Real-Time Control for 42-m Telescope

World’s largest telescope, the European Extremely Large Telescope (E-ELT), which is now being planned by an organization called the European Southern Observatory

Plug-and-Play Extra Axis Gets Robots Moving

Robotic production lines are becoming extremely common. And although various robots can be easy to program and use, one facet can still be a sticking point

Berke on Safety: Outside the Plant, Safety Lapses Burn the Public, too

Many years ago, a woman I knew opened her front door to find the foreman of the road-paving crew bearing a message

Backtalk 1/22/2009

NASA is looking for a buyer (organizations, institutions, or museums) for the three Space Shuttles currently in service — the Atlantis, Endeavour, and Discovery

Features

New Track-Wheels for Robots

Tracked, stair-climbing robots are becoming more sure-footed, thanks to advances in trackwheel mechanics.

Waterslide Simulator

For aquatic daredevils, heaven would be an “endless” waterslide that fits in your back yard

Basics of Configuring Drives

The key to many motion applications is in sizing the drive components lying between the motor and load

Electric actuators replace hydraulics in flight simulators

Every aircraft flies with its own special feel stemming from its flying and handling parameters

Selecting the Best Stepmotors

Interestingly enough, many stepmotor failures can be traced back to the selection process.

Electric actuators replace hydraulics in flight simulators

Every aircraft flies with its own special feel stemming from its flying and handling parameters.

Software Review

Numerical-Analysis Software Constructs, Simplifies, and Solves Complex Equations

In theory, almost any aspect of the physical world can be modeled and analyzed mathematically

Edited by Leslie Gordon

January 22, 2009

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