April 23, 2009

Annual Engineering Salary boards worth the survey
Are engineering job boards worth the effort?
Cool bearings work better
Info on the go from digital instruments
How big can they get? Predicting O-ring swell

April 23, 2009

Digital

Editorial Comment

Leland Teschler's Editorial: Hold on to That Resume

Spring is in the air, and it is time once again for business magazines to begin unveiling their annual “best of ” lists

Letters 4/23/09

As you can see, readers aren’t shy about asking questions, and MACHINE DESIGN Editors do their best to get the answers

Berke on Safety: Automated External Defibrillators Save Lives

Automatic external defibrillators (AEDs) are easy to use, even for the untrained, and can save lives and reduce brain and heart damage.

Modeling Multiphase Flows

Multiphysics software simulates fluid-flow problems in everything from ink-jet printers to nuclear reactors.

Backtalk

Backtalk 4/23/09

More fatal accidents occur at night by a 3:1 margin , says the National Safety Council, as 90% of a driver’s reaction depends on visibility

Features

Engineering Salary Survey: Tough Year but Salaries Still Eke Out a Gain

Despite the crummy economy, engineering salaries rose slightly last year. And as part of our annual salary survey, engineers who have struck it out on their own tell us how and why they did it.

Job Boards for Engineers

There are more than 60,000 job boards on the Web. Only a handful cater to engineers. Are any of them worthwhile?

Here is how to Keep Sleeve Bearings Cool

Reducing bearing temperature improves performance, but not all cooling techniques offer the same benefits.

Digital Instrument Clusters for Cars and Trucks

Digital instrument clusters create adaptive displays for automotive dashboards.

Accurately Predicting O-Ring Swell

New design tools accurately predict O-ring expansion when immersed in fluid.

Scanning the Field

Heat-Powered Generator Demonstrates Seebeck Effect

Heat-powered generator demonstrates Seebeck effect

Making Sure Bolts Keep Clamping

Nord-Lock bolt-securing device makes sure bolts retain clamp load despite vibrations

News

iChange Concept Car Goes From a One-Seat Sports Car to a Three-Person Hauler

Rinspeed concept car iChange goes from a one-seat sports car to a three-person hauler.

Solar-powered, trash-compacting garbage can reduces need for truck pickups

The 3D Printing of Gun Components

A gun aficionado uses ZoomRP.com, a 3D printing or rapid prototyping program, to get SLS prototypes of an A 47 automatic rifle.

CAD Helps Flying Car Get Airborne

Airplane manufacturer Terrafugia in Woburn, Mass., used 3D CAD and simulation software to design its Transition aircraft — a plane that turns into a road-legal vehicle once on the ground.

Rapid Prototyping Creates Complex Panels

Rapid prototyping helped MetroCast Corp. make aesthetically pleasing precast “polymer-concrete” building panels for an outdoor pavilion.

Company News 4/23/2009

Harting North America, Diecast parts heading back to U.S., Microprecision Electronics has acquired the Ledco Div. of Wilbrecht Electronics Inc.

Powerlink Ethernet From Baldor Handles Real-Time Servo-Driven Motion Control of Several Axes on a Carpet Making Machine

Powerlink Ethernet from Baldor handles real-time servo-driven motion control of several axes on a carpet making machine.

Looking Back

Looking Back 4/23/2009

Ride in the fast lane, Plastic shaves 3 lb from headlamps, Personnel for the hot lab

April 23, 2009

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