Keyword: Parts

Articles: Manufacturing & Prototyping

The perception and promise of 3D printing are that it offers a digital workflow that is simple, fast, and automated — a process that is complexity-free. That perception is generally correct up to...

Briefs: Aerospace

Innovators at NASA's Glenn Research Center have designed a superior seal assembly that is durable and highly dependable in extremely harsh environments. This...

Briefs: Manufacturing & Prototyping

For many highly stressed engineering applications like bearings and gears, contaminated steel parts can lead to devastating outcomes such as an emergency shutdown or the end of a mission. Ensuring that these critical...

Briefs: RF & Microwave Electronics

In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the...

Briefs: Test & Measurement

Check valves are traditionally designed as a simple poppet/spring system where the spring is designed to equal the force created from the sealing area of the valve seat multiplied by...

Briefs: Materials

In biology, there are many examples where light induces movement or change — think of flowers and leaves turning toward sunlight. Magnetic elastomeric composites were developed that move in different...

Briefs: Motion Control

The global bearings market is expected to grow significantly due to increasing commercial and industrial machinery and manufacturing activity. Bearings are used in virtually...

Briefs: Sensors/Data Acquisition
Real-Time Ion Mobility Sensor System

A real-time ion mobility sensor developed to detect contaminants and explosives is reliable, sensitive, robust, and inexpensive. The technology improves sensitivity and reduces false alarms for threat agents, and can identify chemicals with a sensitivity of five parts per billion.

Briefs: Aerospace

NASA's Langley Research Center has developed the SHEARLESS composite boom with a final cross-section shape that is lenticular and is flexible enough to...

Briefs: Mechanical & Fluid Systems
Reusable Breakaway Mounting Device

Breakaway devices are used to mount objects to systems or structures (for example, cars, drones, helmets, buildings) and prevent damage when the objects fall away from the system. Unfortunately, even in ideal scenarios, many of these devices have limitations. Breakaway bolts and shear pins have the complication...

Application Briefs: Motion Control

Materials testing and characterization is often a lengthy process. It can take more than a year and billions of testing cycles for a manufacturer to characterize the properties of a new...

Briefs: Mechanical & Fluid Systems

Gyroscopes are devices that help vehicles, drones, and wearable and handheld electronic devices know their orientation in three-dimensional space. Originally, gyroscopes were sets of nested wheels, each spinning...

Briefs: Test & Measurement

It is relatively easy to measure small movements of large objects, but is much more difficult when the moving parts are on the scale of nanometers, or billionths of a meter. The ability to accurately...

Briefs: Test & Measurement

Spectrometers are widely used for applications such as chemical analysis, remote sensing, quality control, environmental monitoring, spaceborne measurements, and optical measurements. Most spectrometers...

Briefs: Sensors/Data Acquisition
Polymer Nanofiber-Based Reversible Nano-Switch/Sensor Schottky Diode (nanoSSSD) Device

Innovators at NASA's Glenn Research Center have developed a unique nano-structure device that operates as a nano-switch/sensor for detecting toxic gases and ultraviolet (UV) radiation. Conventional microsensors are limited by their short life, high cost and...

5 Ws: Medical
Who

Billions of objects ranging from smartphones and buildings, to machine parts and medical devices, to furniture and office supplies — any object that has a need to communicate with or sense other...

Application Briefs: Mechanical & Fluid Systems

Advancements in machine vision have augmented industrial automation and provided a platform to advance imaging-based automatic inspection and analysis applications. This technology, however, comes with...

Articles: Mechanical & Fluid Systems

A new valve concept consists of a solid piston floating in a medium to control a flowstream. Although the conical shape of the seat is a prominent feature of the valve, especially when the concept was...

Application Briefs: Motion Control

Silphenix GmbH is an engineering and consulting firm in Switzerland specializing in high-speed electrical machines, magnetic bearings, and electromagnetic field analysis. One project focus is compact...

Articles: Test & Measurement

The ability to automatically extract information from digital images opens many doors for manufacturers striving to cut costs, improve quality, and streamline their processes overall. The primary...

Technology Leaders: Energy

Photovoltaic systems are continually evolving to improve their efficiency and financial viability. One trend is to move to larger strings of cells giving higher dc voltages to be...

Briefs: Mechanical & Fluid Systems
Hydraulic-Based Spherical Robot

Current spherical robots rely upon rotating mechanical weights inside the sphere to change the center of gravity of the sphere, causing the robot to roll. The use of rotating mechanical weights is not optimal due to the reliance upon moving parts, which can present burdensome maintenance issues. It would be...

Briefs: Semiconductors & ICs

Silver nanowires have drawn significant interest in recent years for use in many applications ranging from prosthetic devices to wearable health sensors due to their flexibility,...

Briefs: Software
Comprehensive Software Simulation on Ground Special Power at Kennedy Space Center

As the number of channels, or operative sites, increases in present and future ground special power (GSP) development efforts, the amount of hardware required to test development codes becomes substantially expensive. By simulating/emulating the hardware, code...

Briefs: Materials
Blocking/Deblocking Resin Systems

Similar to resin systems currently used in composites for aerospace structural applications such as toughened epoxies, this innovation is a modification to traditional resin chemistry to prevent polymerization and crosslinking of the resin when heated and pressed in an autoclave or other common resin curing...

Briefs: Imaging

A limitation of today's ultrasound devices is that they are difficult to use on objects that don't have perfectly flat surfaces. Conventional ultrasound probes have...

Briefs: Materials

Nanofibers are useful for any application that benefits from a high ratio of surface area to volume, such as solar cells that maximize exposure to sunlight, or fuel cell electrodes that catalyze...

Briefs: Photonics/Optics

While additive manufacturing (AM), commonly known as 3D printing, is enabling engineers and scientists to build parts in configurations and designs never before possible, the impact of the technology has been limited...

Articles: Manufacturing & Prototyping

When engineer Mark Doyle started to put together plans for an exoskeleton to support surgeons in 2012, he wanted to develop a lightweight product that they could wear comfortably for...