Mechanical & Fluid Systems

Fastening

Explore the developments in fastening applications, processes, and technologies. Find technical briefs, white papers, and articles on advances in fastening.

Briefs: Mechanical & Fluid Systems
Quick Disconnect for High-Pressure Mate/De-Mate

NASA Kennedy Space Center seeks partners interested in the commercial application of the Quick Disconnect for High Pressure Mate/De-Mate. Designed at KSC, this technology is intended for use in...

Large-scale liquid rocket engines with regeneratively cooled nozzles will enable reliable and reduced-cost access to space. The coolant that circulates through the internal...

Products: Electronics & Computers
New on the Market: May 2018
Assembly Pins

JW Winco, New Berlin, WI, offers GN 2342 RoHS-compliant stainless steel assembly pins with three washer types available that place the bolt in an axial position in its insertion direction. The...

Articles: Robotics, Automation & Control
The Less is More Approach to Robotic Cable Management

In recent years, cable management has come into the limelight because machine reliability has increased dramatically, even though robots have grown more complex. Unfortunately, the...

Application Briefs: Data Acquisition
Using Digital Microscopes as Inspection Tools

Digital microscopes are being automated and computerized to make them easier to use, display more data with more detail and precision, and expand their areas of application. With traditional...

Rotary encoders play important roles in motion control and industrial automation systems, providing control systems with information about the motion of motor...

Briefs: Mechanical & Fluid Systems
Technique for Chemically Combining Soft Materials

Every complex human tool has contained multiple materials wedged, tied, screwed, glued, or soldered together. But the next generation of tools, from autonomous squishy robots to flexible...

NASA robotics engineers react to Boston Dynamics' back-flipping robots.

In designing a hand-actuated microspine gripper, a ratcheting locking mechanism was required that had discrete points of locking engagement. The mechanism had to actuate...

Products: Sensors/Data Acquisition
New on the Market: March 2018
Product of the Month

Keysight Technologies, Santa Rosa, CA, introduced the PathWave software platform that integrates design, test, measurement, and analysis to enable product development from concept to...

NASA is preparing for the next generation of CubeSats that are propelled and will make directional maneuvers. The new gimbal mount provides a seat for the motor, and controls the position of the...

Briefs: Mechanical & Fluid Systems
Shape Memory Alloy Art (SMA-Art) Shapes

Shape memory alloys (SMAs) have the unique ability to recover large deformations in response to thermal, mechanical, and/or magnetic stimuli. This behavior occurs by virtue of a crystallo-graphically...

Articles: Mechanical & Fluid Systems
Products of Tomorrow: March 2018

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

As contemporary electronics embrace light weight, increasing efficiency, and high speed, each link of the manufacturing process also conforms to this philosophy, including printed...

Ring Motor

ThinGap (Camarillo, CA) introduced the PM model TGO77 large-bore compact ring motor for precision and highspeed applications. The brushless, frameless motor has an outside...

Articles: Mechanical & Fluid Systems
Contacts for Hi-Rel Connectors: Comparing Technologies

Contact design is critical to the performance of any connector — especially for devices that must function in harsh environments where extremes of temperature, shock, and vibration are...

Briefs: Sensors/Data Acquisition
Low-Cost RFID Torque and Tension Sensing Tag System

This technology is a low-cost RFID-based torque and tension sensor for high-performance fasteners, such as bolts, that are used in sophisticated high-tech equipment and systems. It offers...

NASA Spinoff: Mechanical & Fluid Systems
Novel Threading Enables New Approach to Golf Clubs

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields...

INSIDER: Mechanical & Fluid Systems
Space Station Crew 3D Prints Student-Designed Tool

A college student who won a NASA design challenge recently had the tool he designed 3D-printed on the Additive Manufacturing Facility on the International Space Station. The Multipurpose...

INSIDER: Mechanical & Fluid Systems
'Hourglass' Concept Improves Liquid Batteries

A flow battery can be recharged quickly by replacing its electrolyte liquid. Previous versions of liquid batteries, however, have relied on complex systems of tanks, valves, and pumps, adding to...

NASA’s Ice, Cloud and land Elevation Satellite-2 (ICESat-2) will carry an electrostatically dissipative Fused Deposition Modeling (FDM), or “strand-based,” 3D printed part made...

An artificial intelligence algorithm was developed that greatly increases accuracy in diagnosing the health of complex mechanical systems. Typical vibration analysis searches for...

INSIDER: Manufacturing & Prototyping
New Technique Can Weld “Un-weldable” Metals

Engineers at The Ohio State University have developed a new welding technique that consumes 80 percent less energy than a common welding technique, yet creates bonds that are 50 percent...

Compressor disks for aircraft turbines are milled from a single piece of material. During processing, the blades begin to vibrate. Now, a novel clamping system boosts...

INSIDER: Electronics & Computers
New Technology Could Reduce Wind Energy Costs

Engineers from the University of Sheffield have developed a novel technique to predict when bearings inside wind turbines will fail, which could make wind energy cheaper. The method uses...

Researchers at the University of Georgia are helping NASA determine if a key rocket component can withstand the rigors of the next generation of spaceflight. The bellows...

Vibration machines are crucial to test the forces that make things fall apart in the bumpy real world, from small components to complete systems like airplanes or nuclear weapons. Large,...

INSIDER: Manufacturing & Prototyping
Speedy Laser Mirrors Enable Better Welding

Silicon micromirrors can guide laser beams at extremely high speeds, allowing operators to dose heat input to workpieces with absolute precision. But to date, they have not been robust enough to be...

Briefs: Mechanical & Fluid Systems
ACS Anchor Guide Stud and Caddy

An alignment guide and a mounting interface for two of the repair tools on orbit during the Hubble Space Telescope Servicing Mission 4 (see SM4) were developed. This design can be installed in a timely manner, and was specifically developed for a worksite with minimal access and minimal visual line-of-sight to the...

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