Briefs: Software
Framework for Flexible Security in Group Communications

The Antigone software system defines a framework for the flexible definition and implementation of security policies in group communication systems. Antigone does not dictate the available security policies, but provides high-level mechanisms for implementing them. A central element of the...

Briefs: Software
Stress Testing of Data-Communication Networks
NetStress is a computer program that stress-tests a data-communication network and components thereof. NetStress comprises two components running, respectively, in a transmitting system and a receiving system connected to a network under test. The novelty of the program is that is has the capability to...
Briefs: Software
Sizing Structures and Predicting Weight of a Spacecraft

EZDESIT is a computer program for choosing the sizes of structural components and predicting the weight of a spacecraft, aircraft, or other vehicle. In designing a vehicle, EZDESIT is used in conjunction with a finite-element structural- analysis program: Each structural component is sized...

The figure is a simplified schematic diagram of a tilt-sensing unequal-path interferometer set up to measure the orientation of the normal vector of one surface of a cube mounted on a...

A molecular Rayleigh scattering based air density measurement system was built in a large nozzle and engine component test facility for surveying supersonic plumes from...

Autodesk, San Rafael, CA, has announced Autodesk Inventor 11 3D mechanical CAD software that provides an integrated set of tools for 3D design and documentation. The new release features "functional design," which...

The Intercontinental Chemical Transport Experiment (INTEX-B) is the second phase of a two-part, multinational monitoring project designed to track...

Application Briefs: Electronics & Computers
Power Systems Find Use in Multiple Future Space Vehicles

DC-DC power systems
VPT
Blacksburg, VA
540-552-5000
www.vpt-inc.com
Application Briefs: Green Design & Manufacturing
Oil Recycling System Controls Contamination
OilTrac™ fluid maintenance program/oil recycling system
COMO Filtration Systems
Janesville, WI
608-756-3838
www.como.biz
Articles
The Difference and Distance Between Invention and a Business

This issue begins a series of four articles that will focus on converting your invention into a revenue-generating business, the critical information you need to gather to get started, and how to put together the two initial documents to gather funding to start your business: financial...

Briefs: Mechanical & Fluid Systems
Improved Gear Shapes for Face Worm Gear Drives

Shapes different from the traditional ones have been proposed for face worm gears and for conical and cylindrical worms that mesh with them. The proposed shapes are based on the concept of...

Application Briefs: Robotics, Automation & Control
Hundreds of Gearmotors Drive Times Square Scrolling Sign

With a zoning ordinance requiring businesses to throw up big, bright, eye-catching signs, Times Square in New York City has an illuminated-sign density rivaling Las Vegas. When Toys...

Application Briefs: Robotics, Automation & Control
Drive Retrofit Update Enables Smoke-Removal System at Atlanta Airport

When the City of Atlanta finalized plans for the capital-improvement project at Hartsfield-Jackson Atlanta International Airport, an integral part of the 10-year, $5.4...

Application Briefs: Robotics, Automation & Control
Device Simulates Spine Motions

The spine is the most complex mechanical system in the human body. With the University of Minnesota in Minneapolis, Instron (Norwood, MA) is utilizing the BioPuls™ Multi-Axial Spine Testing System to...

Products: Motion Control
Toroidal Roller Bearings

Serving as non-locating bearings in large electric motors, SKF USA’s (Kulpsville, PA) CARB® toroidal roller bearings accommodate heavy radial loads and compensate for misalignment. Suitable for both coupled and...

Products: Motion Control
Hydraulic Power Unit

SPX Fluid Power (Rockford, IL) has released the SPX Smiths Model SMR low-pressure DC bi-rotational hydraulic power unit, available in both holding and non-holding designs. The power unit comes with a standard emergency...

Products: Robotics, Automation & Control
Linear Actuator

The DGEA cantilever electric linear actuator from Festo Corp. (Hauppauge, NY) is designed so the slide unit remains stationary while the profile moves axially. Suited for space-contained, multi-axis configurations, the motor...

Products: Robotics, Automation & Control
Contouring Control

The TNC 320 contouring control from Heindenhain Corp. (Schaumburg, IL) features the ability to control five axes, an analog drive interface for interfacing to existing drive systems, and one-piece construction, the device...

Products: Robotics, Automation & Control
Vibration Control System

LMS North America (Troy, MI) has introduced the LMS Test.Lab Vibration Control system for closed-loop vibration control testing under a wide variety of usage and transportation circumstances. Allowing engineers to...

Products: Robotics, Automation & Control
Ethernet Motion Control Card

Saelig (Pittsford, NY) offers the FMOD-IPDCMOT motion control card that uses an Ethernet bus to communicate data and supply power simultaneously at distances of several thousand yards. Via its integrated Web...

Products: Motion Control
Linear Drive

The TA330 linear three-phase servo drive from Trust Automation (San Luis Obispo, CA) is a 150-V, 900-W continuous (2700-W peak) linear drive. It can be configured to interface with any motion controller, including three-phase DC...

Products: Robotics, Automation & Control
Belt-Driven Slide

The Voyager Series VB1 from Techno (New Hyde Park, NY) is a belt-driven slide that features lengths up to three meters and speeds up to five meters per second. Used for dispensing, inspection, pick and place, and parts...

Products: Robotics, Automation & Control
Gearmotor

The Model MMP-TM55-12V GP52-308 DC gearmotor from Midwest Motion Products (Watertown, MN) accepts any 12-V DC source including battery power. The unit has a diameter of 2.14" and a length of 7.75", with a keyed output shaft 12 mm...

Products: Motion Control
Dual-Axis Stepper Driver

The dual-axis EZHR17EN stepper motor controller and driver from AllMotion, (San Jose, CA) is designed for off-the-shelf, rapid implementation in miniature applications. Measuring 1.6 × 1.6" and featuring encoder...

Products: Motion Control
Gearheads

The LP+/LPB+ Value Line series of gear-heads from alpha gear drives (Bartlett, IL) offer a lubrication concept that makes them maintenance-free. The LPB+ offers the option of adding an integrated geared pulley drive system. The...

Products: Motion Control
Rotary Encoders

Pepperl+Fuchs (Twinsburg, OH) has introduced the 40-mm-diameter, IP54-protected TVI401 Series incremental rotary encoders capable of providing pulse outputs of up to 1024 ppr. Offering a tangential cable outlet for...

Products: Robotics, Automation & Control
Servo Drives

Parker Hannifin’s Electromechanical Automation Div. (Rohnert Park, CA) offers high-power Compax3 all-digital servo drives, available with current output to 10A and 15A RMS. The drives feature auto-tuning, internal function...

Products: Motion Control
Servo Controller/Driver

QuickSilver Controls (San Dimas, CA) has added multi-thread capability to its SilverDust servo controllers/drivers for NEMA 17 and 23 frame motors. Users can execute two programs simultaneously in the same controller...

Products: Motion Control
CAN Card

The Model CAN-PCI-02 Control Area Network (CAN) card from Copley Controls Corp. (Canton, MA) provides an interface between the company’s distributed motion control software and its CANopen servo and stepper drives. It facilitates...

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