Keyword: Molding

Briefs: Manufacturing & Prototyping
An alternative, environmentally friendly production method creates permanent magnets.
Briefs: Aerospace
Applications include anti-fouling and anti-contamination, aerodynamic and hydrodynamic drag reduction, and adhesive joining of composite parts.
Application Briefs: Photonics/Optics
Learn about tooling challenges and other considerations when designing micro-optics, including metrology equipment capabilities, and post-molding assembly.
Briefs: Robotics, Automation & Control

A new learning system improves a robot’s ability to mold materials into target shapes and make predictions about interacting with solid objects and liquids. The system, known as a...

Briefs: Manufacturing & Prototyping

Molding is a popular method for the mass production of objects. Essentially, two (or more) mold pieces are fit together, leaving the shape of the desired object as a hole. During...

Briefs: Materials

RTM370 imide resin was developed to address the limitations of conventional imide resins, which are generated from commercially available symmetrical biphenyl...

Briefs: Semiconductors & ICs
Linear Resonators Make Electronics More Resistant to Damage and Defects

Mobile phones, tablets, and other portable devices are prone to failure caused by small defects in their complex electronics that can result from regular use. An innovation provides robust protection against circuitry damage that affects signal transmission.

Articles: Manufacturing & Prototyping

Metal additive manufacturing is being embraced as a choice for parts production across many fields — including aerospace, automotive, healthcare, and other industries —...

Briefs: Motion Control

Researchers at the Ecole Polytechnique Federale de Lausanne (EPFL) have created the first functional robot powered entirely by vacuum. It is made of soft building blocks that move by having air sucked...

Application Briefs: Manufacturing & Prototyping
Proto Labs
Maple Plain, MN
www.protolabs.com

As products get smaller, their components need to follow suit, and springs are no exception. In a variety of...

Articles: Mechanical & Fluid Systems

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: Photonics/Optics

A team of researchers have designed, built, and tested two devices, called superconducting undulators, which could make X-ray free-electron lasers (FELs) more...

Briefs: Photonics/Optics
Compact, Lightweight, Athermal, Nanocomposite Telescopes with Freeform Optics

Small space missions such as CubeSats frequently require telescopes with highly sophisticated optical systems that are also low in mass and cost. The very limited spacecraft volume and mass limits also preclude adjustments to maintain critical alignment with change in...

Briefs: Mechanical & Fluid Systems

Traditional heat shield design isolates the functions of the thermal protection system (TPS) from the underlying load-carrying structure. This is due to the use of brittle TPS material that...

Briefs: Imaging

In dark environments, it is often difficult to get a clear, high-quality image. To address this problem, a method was developed for spherically curving the flat image sensors...

Briefs: Materials
Polyimides Derived from Novel Asymmetric Benzophenone Dianhydrides

NASA's Glenn Research Center invites companies to license or establish partnerships to develop its patented high-temperature, low-melt imide resins for fabrication of automotive components. Produced by a solvent-free melt process, these resins exhibit high glass transition...

Briefs: Materials
Nanotubular Toughening Inclusions

NASA's Langley Research Center has developed an extensive technology portfolio on novel methods for effective dispersion of carbon nanotubes (CNTs) in polymers. The technology portfolio extends from making stable dispersions of CNTs in polymer resins to processes for making composite CNT/polymer films and...

Briefs: Aerospace

NASA Langley Research Center researchers have developed an airplane capable of being stowed in a confined volume and deployed in a high-altitude environment for...

Articles: Motion Control

Gears play an essential role in precision robotics, and they can become a limiting factor when the robots must perform in space missions. In particular, the extreme temperatures of deep space pose...

Briefs: Manufacturing & Prototyping

NASA’s Marshall Space Flight Center developed the handheld laser torch, designed for welding and brazing metals, to repair hard-to-reach Space Shuttle engine nozzles. It incorporates various...

Briefs: Materials
Minimally Machined HoneySiC Panels and T300 HoneySiC

The primary purpose of this work is to develop and demonstrate technologies to manufacture ultra-low-cost precision optical systems for very large x-ray, UV/optical, or infrared telescopes.

Briefs: Mechanical & Fluid Systems
Process for Forming a High-Temperature Single Crystal Preloader

Friction has long been a thorny problem for sealing-device designers. Traditional sealing devices rely on a contacting relationship between surfaces and sealing elements to prevent fluid leakage, but in the case of moving elements, this contact produces friction that causes wearing...

Briefs: Materials
Toughened Uni-piece Fibrous Reinforced Oxidation-Resistant Composite (TUFROC)

The Toughened Uni-piece Fibrous Reinforced Oxidation-Resistant Composite (TUFROC) allows for much more affordable and sustainable operations involving Space Launch Services and other systems that utilize Earth re-entry vehicles. TUFROC has an exposed surface design and...

Briefs: Materials
Processing and Manufacture of Inorganic-Organic Hybrid Syntactic Structural Cryogenic Insulator

Reducing the cost and weight of launch structures is essential to meeting NASA goals for reliable access to space. Currently, separate systems are used for structure and pressure containment, cryogenic insulation, and high-temperature insulation. One...

Briefs: Mechanical & Fluid Systems

Aridged retention interface is necessary to secure planetary sample tubes within a caching system for use in future sample return missions. The assumed retention...

Briefs: Manufacturing & Prototyping

Future space exploration past Earth orbit has a significant need for manufacturing in space beyond simple assembly of prefabricated parts. The next generation of very large aperture antennas will...

Briefs: Manufacturing & Prototyping
Process for 3D Printer Filament Fabrication

Conventional filament extrusion processes are unsuitable for recycling materials on the International Space Station due to requirements for continuous monitoring and tuning, as well as poor filament dimensional control. The Positrusion process recycles scrap or waste thermoplastics into filament for 3D...

Briefs: Manufacturing & Prototyping
Surface Densification of Phenolic Impregnated Carbon Ablator

PICA (phenolic impregnated carbon ablator) was developed for the forebody heat shield of the Stardust Return Capsule. Conventional thermal protection system (TPS) materials of the time (primarily carbon phenolics) had high densities and thermal conductivities, yielding a TPS mass...

Briefs: Manufacturing & Prototyping

With the correct selection of composition, some bulk metallic glasses (BMGs) have been demonstrated that have excellent combinations of hardness, fracture...