Miniature Separable Fill and Drain Valve

Besides miniature spacecraft propulsion systems, the valve could also have applications in the industrial processing industry where low flow devices are commonly used.

Self-Aligning Poppet

Testing has shown that NASA's poppet reduces leakage rates of traditional aerospace cryogenic valves by three orders of magnitude.

Self-Contained Device Isolates Biological Samples

A patented self-contained device for isolating deoxyribonucleic acid (DNA), ribonucleic acid (RNA), proteins, and cells without using pipettes or centrifuges has been developed at NASA’s...

Discrete Proportional Valve Technology

The DPV concept matches the unique needs of electric vehicle cooling and energy management systems.

Soft Components for Soft Robotics

An electrically driven soft valve paves the way for fully soft robots.

The Fundamentals of Applying Electrohydraulic Valves

Learn seven key design considerations for implementing electrohydraulic valves.

Service Valve for In-Orbit Cooperative Satellite Fueling

The valve enables telerobotic resupplying of media such as propellant and pressurant.

New Hybrid Concept for Actuating Subsea Valves

A valve actuator has deep-sea applications.

Smarter Pneumatic Valves Enhance Automation Systems

Pneumatic technologies such as control valves continue to evolve, incorporating sensors, industrial network interfaces, wireless technology, and more.

Valve Leakage Detection in Industrial Pumps

As an integral part of onshore and offshore drilling, mud pumps circulate drilling fluids to facilitate drilling oil and natural gas wells. Mud pumps stabilize pressure and support the well during...

Electrohydraulically Actuated Valve Train

The new technology demonstrates a 20 percent savings in fuel in typical passenger car low-load operating conditions.

Solenoid Valve Health Monitor

The Solenoid Valve Health Monitor System (SVHMS) was developed to remotely monitor the health of solenoid valves, lowering operational costs and increasing reliability by predicting valve failures before they...

Remote, Noninvasive Cardiac Activity Tracer (RENCAT)

This vibrometer has uses in analyzing spasms in humans, as a breath analyzer for diagnosis of cancer and other diseases, and as a preventative healthcare sensor.

Valves for Pneumatic Cylinders and Actuators

Know your valve options.

Valve Position Sensor Protects Switch Boxes from Salt Environment

Salty air the Dutch city of Harlingen causes exposed metal parts to corrode.

Self-Assembled Micro-Organogels Enable 3D Printing of Silicone Structures

For the millions of people every year who have or need medical devices implanted, an advancement in 3D printing technology could enable significantly quicker...

Cryogenic Cam Butterfly Valve

Typical butterfly valves cannot seal at both ambient and cryogenic temperatures. At cryogenic temperatures, valves grow and shrink, changing critical dimensions such as distance between the disc and seat....

Pilot-Assisted Check Valve for Low-Pressure Applications

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...

Materials Move in Response to Light

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...

Conical, Floating-Piston Isolation Valve

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...

Controlling Soft Robots Using Magnetic Fields

A fundamental advance in controlling soft robots involves using magnetic fields to remotely manipulate microparticle chains embedded in soft robotic devices. Several devices have been developed...

Component Leak Test Apparatus

A component leak test apparatus investigates the performance of fittings at low temperature and/or high pressure. Its performance was quantified by measuring the ability to hold cold pressurized gaseous helium...

Low-Cost, Long-Lasting Valve Seal

This technology is designed to protect against leaks in solenoid, check, manual, and relief valves, as well as disconnects and regulators.

NASA’s Marshall Space Flight Center has developed a new,...

Non-Collinear Valve Actuation System

NASA’s Marshall Space Flight Center scientists have invented a novel valve actuator where the primary actuating system and return spring system are arranged non-collinearly. In the past, valve actuators...