Design & Tooling
The Short Beam Shear test method for composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures (Salt Lake City, Utah) suggests larger support and loading cylinders for the Short Beam Shear test method.
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Maximum thrills: Minimal tools
Water slide manufacturer’s disastrous fire loss opens door to a closed molding process that reduces the number — and cost — of production molds, promising future gain.
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Tooling up for larger launch vehicles
NASA and Janicki Industries demonstrate composites’ cost advantage in tooling for fabrication of 10m/33 ft diameter payload fairing for next-generation launch vehicle.
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Optimization software improves small, low-cost satellite design
Ames Research Center’s (Moffett Field, Calif.) designs and builds a low-cost, small spacecraft on a quick turnaround, using a modular strategy based on commercial off-the-shelf (COTS) parts and with the aid of several design software packages and finite element solvers.
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The Double-Notch Shear test specimen for composite materials
Dr. Donald F. Adams (Wyoming Test Fixtures Inc., Salt Lake City, Utah) recommends best practices for double-notch shear test specimens.
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Revisioning the Viper: Clamshell hood challenge
Autoclave-cured carbon-fiber prepreg hood/fender combo proves as technically formidable as it is visually stunning.
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Software isolates, identifies porosity-related flaws in tooling from fuselage test data
Software and composites manufacturing data specialist NLign Analytics, a division of Etegent Technologies (Cincinnati, Ohio) helps identify and track product flaws caused by tooling porosity.
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Janicki Industries: Breaking the mold
Once known only as a toolmaker, Janicki offers unique precision, production capability and problem solving as it pioneers leading-edge composites technology.
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Thickness-tapered unidirectional composite specimens
Sometimes a testing concept is known for a long time but is never developed into an established test method.
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Building a better tail boom
Out-of-autoclave carbon fiber/thermoplastic demonstrator is a 30 percent lighter drop-in replacement for an existing aluminum design.
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