Briefs: Mechanical & Fluid Systems
Feed Mechanism and Method for Feeding Minute Components

Electrical circuits such as printed wiring boards or hybrid microcircuits designed to utilize surface mount...

Briefs: Mechanical & Fluid Systems
Vibration-Dampening Pedestal for MEMS

Microelectromechanical systems (MEMS) are critical devices for various highly sensitive applications; however, the development and potential fielding of these next-generation smart systems is currently impeded...

Briefs: Mechanical & Fluid Systems
Compact, Portable Device for Structural Vibration Reduction

Tuned mass dampers are used worldwide to mitigate vibrations in structures like buildings and bridges where...

INSIDER: Mechanical & Fluid Systems
Origami Techniques Expand Compacted Spacecraft

Origami has once again inspired engineers at NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, California. Besides aesthetic beauty, the Japanese tradition of paper-folding addresses a...

INSIDER: Motion Control
Webb Telescope Actuators Move with Microscopic Accuracy

The James Webb Space Telescope will be the most powerful space telescope ever built. With a 21-foot diameter,...

Briefs: Mechanical & Fluid Systems
Self-Regulating, Freezable Heat Exchanger for Spacecraft

Aspacecraft thermal control system must keep the vehicle, avionics, and atmosphere (if crewed) within a defined temperature range. Water coolant loops are typically used to transport heat to...

Briefs: Mechanical & Fluid Systems
Low-Power, Lightweight, Ultra-Compact Reverse Water Gas Shift Reactor

Utilizing CO2 to produce H2O and O2 is critical for sustained manned missions in space, and supports both NASA’s cabin Atmosphere...

Briefs: Mechanical & Fluid Systems
Inflatable Airlock Technologies

An airlock used in space can provide the ability to leave a pressurized volume and enter free space. This is necessary to perform maintenance or make repairs to the pressurized volume or visiting spacecraft,...

Briefs: Mechanical & Fluid Systems
Carbon Nanotube Purification

Development of carbon nanotubes (CNTs), including single-wall and multi-wall nanotubes and nanofibers, into useful devices requires fabrication of CNTs that are relatively free from process residues such as amorphous...

Briefs: Mechanical & Fluid Systems
Passive High-Temperature Sealing Device

Asealing device was developed that acts as a high-temperature shutoff valve for pipes and ducts. The device is an annular ring that can be slipped over the outside of the pipe (or built into a flanged spool...

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