Articles: Robotics, Automation & Control
Feedback Sensors Keep Servomotors on Target

Fundamentally, a servo system can perform no more accurately than the accuracy of the feedback device controlling it. In addition, errors in speed or position can be introduced into the system by...

Application Briefs: Robotics, Automation & Control
Handling Delicate Materials

Special care needs to be taken when handling delicate materials used in medical applications. Small diameters provide increased flexibility needed for long-flex-life applications such as cardiac catheter wires....

Products: Robotics, Automation & Control
Gearboxes

The i-series planetary gearboxes from Groschopp (Sioux Center, IA) are available with AC, PMDC, and brushless motors, and are made of cast aluminum. They are offered with up to three stages of steel cut or optional plastic gears,...

Products: Robotics, Automation & Control
Machine Design Software

CD-adapco (Melville, NY) offers two connected simulation programs, SPEED and STAR-CCM+, for machine design. The SPEED tool is used to design motors, generators, and alternators; STAR-CCM+ is a heat transfer and...

Products: Motion Control
Electric Actuators

Warner Linear (Belvidere, IL) has announced the ITrack linear actuators for light- and medium-duty applications where parallel motor type actuators won’t fit in limited space requirements. The actuators feature a release...

Products: Motion Control
Torque Control Hinges

Reell Precision Manufacturing (St. Paul, MN) offers the TI-100 and TI-200 Series torque control hinges that provide pivoting capabilities without the standard appearance of conventional hinges. Depending on model, the...

Products: Robotics, Automation & Control
Gearmotors

Applimotion (Loomis, CA) has introduced custom gearmotors for high-torque, low-speed, and low-profile applications. The assemblies combine gearing and direct drive frameless motor kits. The ULT, UTH, and UTS low-profile frameless...

Products: Motion Control
Stepper Motor Driver

Lin Engineering (Morgan Hill, CA) offers the R1025 stepper motor driver that can be used with stepper motors ranging from NEMA 8 to NEMA 42. The driver is capable of output currents ranging from 0.8 to 10 amps peak while...

Products: Robotics, Automation & Control
DC Compressor

Designed for air seats, light-duty air suspension, and other mobile applications, the Thomas 135 Series DC WOB-L® compressor from Thomas Division, a Gardner Denver Company (Sheboygan, WI), is a compact, lightweight...

Products: Robotics, Automation & Control
DC Accelerometer

Measurement Specialties (Hampton, VA) has introduced a rugged, triaxial DC accelerometer for steady-state, low-g vibration measurements and high-g transient shock measurements. The piezoresistive, MEMSbased Model 3803A...

Products: Motion Control
Encoders

Heidenhain Corp. (Schaumburg, IL) offers the Leine & Linde DRIVE-CLiQ encoder platform for operation in harsh drive environments where they are exposed to vibration, shock, and mechanical loads. The encoder can be installed to...

Products: Robotics, Automation & Control
Torque Transducers

HBM (Marlborough, MA) offers the T40B and T40FM torque transducers that include an integrated speed measurement system. They are designed to work in harsh environments such as those that contain humidity, condensation,...

Products: Motion Control
Linear Actuators

Zero-Max (Plymouth, MN) offers Roh’lix® linear actuators made from stainless steel for use where cleanliness is a priority. Used to convert rotary motion to linear travel, the actuators carry loads at speeds up to 70...

Products: Robotics, Automation & Control
Linear Motor Stages

The PlanarDL-series stages from Aerotech (Pittsburgh, PA) are available in nine different travel and performance configuration applications ranging from high-accuracy surface profilometry to high-speed semiconductor and...

While charge-coupled device (CCD) and complementary metal-oxide semiconductor (CMOS) sensors perform similar functions — collecting light (photons) and converting those...

Application Briefs: Aerospace
Spacesuit Simulator Meets NASA Training Needs

Aurora Flight Sciences delivered a completed Space Suit Simulator (S3) to NASA following the successful completion of a Phase II Small Business Innovation Research (SBIR) effort.

Application Briefs: Aerospace
Video Wall Improves Collaboration

The renovated Payload Operations Integration Center, part of the Huntsville, AL-based Marshall Space Flight Center, features a new video wall. The wall includes a 2 × 12 array of monitors that uses RGB...

Application Briefs: Aerospace
Thrusters Support GOES-R Satellite Series

Aerojet Rocketdyne, a GenCorp company, has shipped the first set of four solar electric propulsion thrusters to Lockheed Martin at NASA’s Stennis Space Center in Mississippi. Lockheed Martin will...

In the winter of 2009, Washington, DC workers faced the prospect of a difficult commute due to record-setting snowfall. But thousands of the city’s Metrorail riders found the public transportation...

Techs for License: Manufacturing & Prototyping
Zeolite Production Method Removes Soil Pollutants

X-type zeolites use an ion-exchange mechanism to capture and retain heavy metals for soil and water remediation. Zeolites are hydrated aluminosilicate minerals characterized by a three-dimensional open structure. Their cation exchange capacity (CEC), large surface area, and porosity allow the...

Techs for License: Semiconductors & ICs
Low-Loss Dielectric Materials Improve PC Boards

Low-loss dielectric materials are available. The hydrocarbon- based, fiber-reinforced composite sheets can be applied to printed circuit boards and IC chip packaging. The material has a very low dielectric constant and low dissipation factor up to GHz range frequencies, and is advantageous for...

Tech Needs
Insect Processing Technologies for Chicken Feed

The growing scarcity of resources to produce increasingly demanded ingredients, such as soybean meal and animal protein meals, has doubled feed costs in the recent years. Thus, alternative protein sources, including insects, are urgently needed. Insects must be introduced in the feed chain, and...

Tech Needs
New Synthetic Nematicides

Nematodes are among the most damaging crop pests. Very few available chemical nematicides can affect control, and some options are restricted by the Environmental Protection Agency and similar bodies. Nematodes damage plant roots, and reduce the plant’s ability to take up water and nutrients. The need is great to...

Dr. Leslie Bebout works as a microbial ecologist in the Exobiology Branch at NASA’s Moffett Field, CA-based Ames Research Center. She and her colleagues study...

Podcasts
Dr. Leslie Bebout, Microbial Ecologist, Ames Research Center, Moffett Field, CA

Dr. Leslie Bebout works as a microbial ecologist in the Exobiology Branch at NASA’s Moffett Field, CA-based Ames Research Center. She and her colleagues study the complexities of carbon, nitrogen and hydrogen cycling in early Earth and Mars analog microbial...

News
Researchers Build the World’s Smallest Autopilot for Micro-Aircraft

Researcher Bart Remes and his team at the Micro Aerial Vehicle Laboratory at the Delft University of Technology have designed, built, and tested the world’s smallest open source autopilot for small unmanned aircraft. A smaller – and lighter – autopilot allows these small...

News
NASA Tests Thermal Dynamics of Dream Chaser Spacecraft

When Sierra Nevada Corporation’s (SNC) Dream Chaser spacecraft flies through the atmosphere, it will encounter a wide variety of environmental conditions. Any spacecraft traveling at hypersonic velocities must have a robust thermal protection system (TPS) to protect astronauts and cargo...

News
Mini-Camera Gives Users Big-Picture View

A new type of miniature camera system promises to give users a big picture view without sacrificing high-resolution.

The new imager achieves the optical performance of a full-size wide-angle lens in a device less than one-tenth of the volume. The technology has a 100x range of focus, meaning it can...

News
Engineers Build Carbon-Nanotube Computer

A team of Stanford engineers has built a basic computer using carbon nanotubes, a semiconductor material that has the potential to launch a new generation of electronic devices that run faster, while using less energy, than those made from silicon chips.

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