December 1, 2005
Articles
Web CONTENTS
Click on Current Issue for in-depth information on motors, bearings, linear motion, controllers, and sensors. Click on Issue Archive to browse past features;...
Waverunner Part 3
In 1887, industrialist George Westinghouse met with inventor Nikola Tesla to discuss the future of alternating current in the U.S. Both men wanted to...
In RESPONSE
Welcome in our house I receive MSD and was quite surprised at your September In the Loop. I was not expecting to find the message you relayed to your...
Let's give a hand to the winners
The 2005 Mini manus Online Plastic Bearing Design Contest winners have been named. Manus aims to educate the industry on the merits of plastic as a viable...
SEARCHABLE PRODUCT DATABASE
DirectIndustry.com is an international, online database that lets users search thousands of product releases by category and exhibitor. ...
PTDA news roundup
More than 830 people attended the PTDA 2005 Industry Summit Oct. 18 to 20 at Bally's Las Vegas. Attendance was the highest since 2000, with a 20% increase...
ODVA expands network technologies for CIPs
ODVA, Tokyo, developed Project CipNet SA, a network for simple sensors and actuators, which uses the Common Industrial Protocol (CIP)....
Building engineers one robot at a time
AutomationDirect, Cumming, Ga., sponsored the Forsyth Alliance team's entry into the 14th Annual FIRST (For Inspiration and Recognition of Science and...
Good things come in modular packages
Three studies published by ARC Advisory Group outline the benefits of modular-packaging machine design. The reports show how automation practitioners...
Variable frequency drives manage shear rates
Efficiently and reliably managing the shear rate of its high-speed, in-line mixers and high-shear colloid mixers is crucial to Bematek Systems Inc., Beverly,...
The straight story on BALLSCREWS
Engineers are most often concerned with travel accuracy, which might be why so many published norms are available on this single topic. Chief among these...
A SWITCH for the better
Limit switches are sensors that provide feedback to keep some physical value (for example, pressure, temperature, or distance) within a preset range....
Direct talk
In 1973, researcher Bob Metcalfe, Xerox Corp., developed a way to link computers to printers, thus creating a physical method of cabling, known today...
Sizing and applying ROLLER SCREWS
How it works Roller screws convert rotary motion into linear motion just like acme and ballscrews. Comparably sized roller screws, however, have better...
Just the sort
Sorting is the act of merging, identifying, inducting, and separating products to be conveyed to specific destinations. This discussion focuses on the...
Ac motors
In our very last Productivity Forum, we concentrate on one of Nikola Tesla's most significant inventions the ac motor. In this report, Motion System Design...
Design by objective: EASE OF USE
On-board amplifiers The MC73110 brushless motor control IC developer's kit (DK73110) with mosfet amplifiers offers an easy way to build high-end motor...
Avoiding step loss
Stepmotors convert electrical pulses into incremental mechanical movements. Each is a set angle, providing precise linear positioning downstream. Sometimes,...
Pneumatic SOLUTIONS
Twin-rod air cylinders Twin-rod cylinders achieve precise, non-rotating linear motion with less than 1/3 degree of rotation for rod alignment and eliminate...
Spotlight VARIABLE SPEED DRIVES
Regenerative drives ACS800 series of fully-integrated, regenerative ac drives are offered in 7.5 to 125 hp and with harmonic-distortion levels lower than...
Products | December 2005
Grounding brush Aegis SGR conductive microfiber shaft grounding brush protects bearings from electrical damage for life of motor. FEATURES & BENEFITS...
Systems & SUBSYSTEMS
Soft ride A new line of oversized PCV heat shrinkable tubing prevents scratches and protects fragile products as they move over rollers, frames, and machine...
OUTSOURCING: Setting the record straight
In the September issue of MSD, a letter authored by one of our employees was printed in response to an editorial on outsourcing. In his response, he made...
