Keyword: Fastening

Briefs: Automotive

Conventional fastening mechanisms like nails, bolts, and welds are subject to manufacturing and inspection tolerances, differential thermal growth, and other sources of error that lead to over-constraint, among...

Briefs: Materials

The connection of plastics and metals poses a challenge due to the different physical properties of the two materials. All conventional joining options, such as bonds using adhesives or rivets,...

NASA Spinoff: Mechanical & Fluid Systems

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...

Application Briefs: Aerospace
Reverse engineering and inspection software
Verisurf Software
Anaheim, CA
714-970-1683
www.verisurf.com

In spaceflight, the first eight...

Briefs: Mechanical & Fluid Systems
Locking Orifice Retaining Nut

Fluid flow systems often require orifices to control pressure drop or flow rate. These orifices are often retained in bolted housings that require seals and introduce potential leak points into the system.

Briefs: Manufacturing & Prototyping
Self-Aligning Lug for Adapting Carbon Fiber Rods to a Bolted Metallic Connection

The enormous strength of unidirectional carbon fiber composite rods is difficult to take advantage of at their ends because of inadequate joining technology. Bolting does not work with unidirectional composites, and bonding is difficult due to stiffness mismatches...

Briefs: Manufacturing & Prototyping
Development of a Precision Thermal Doubler for Deep Space

Thermal requirements and a need for a very flat mechanical interface led to the development of a copper doubler for the titanium vault on the Juno Spacecraft. The vault is designed to contain the science instruments on the spacecraft, protecting them from damage due to the extreme...

Products: Lighting

Universal’s (Nashville, TN) new family of Signa® LED chains makes it simple to design signage with high lumens, consistent color, superior reliability, and an installer-friendly module fastening system. Offering high-efficiency...

Application Briefs: Lighting

A build-out-of-the-box approach to turn, tail, and stop lighting applications on vehicles significantly reduces engineering and development costs. With recent improvements to Snap LED, an...

Briefs: Manufacturing & Prototyping
Silicon Carbide Mounts for Fabry-Perot Interferometers

Etalon mounts for tunable Fabry-Perot interferometers can now be fabricated from reaction-bonded silicon carbide structural components. These mounts are rigid, lightweight, and thermally stable. The fabrication of these mounts involves the exploitation of post-casting capabilities that (1)...

Briefs: Mechanical & Fluid Systems
Common Bolted Joint Analysis Tool

Common Bolted Joint Analysis Tool (comBAT) is an Excel/VB-based bolted joint analysis/optimization program that lays out a systematic foundation for an inexperienced or seasoned analyst to determine fastener size, material, and assembly torque for a given design. Analysts are able to perform numerous...

Briefs: Manufacturing & Prototyping

The term “tape setback method” denotes a method of designing and fabricating bonded joints between (1) box beams or other structural members made of laminated composite (matrix/ fiber)...

Application Briefs: Photonics/Optics

Over one billion cell phones with cameras are sold every year, and this number has been increasing annually at a rate of about 15 percent for the past 7 years. Approximately 80 percent of cell phones now have...

Briefs: Mechanical & Fluid Systems
Connecting Node

A paper describes the Octanode, a connecting node that facilitates the integration of multiple docking mechanisms, hatches, windows, and internal and external systems with the use of flat surfaces. The Octanode is a 26-faced Great Rhombicuboctahedron Archimedean solid with six octagon-shaped panels, eight hexagon-shaped panels,...

Application Briefs: Aerospace
Hi-Shear separation devices
Hi-Shear Technology Corp.
Torrance, CA
310-326-8110
www.hi-shear.com

Hi-Shear separation nuts and pressure cartridges recently were...

Application Briefs: Electronics & Computers

Acceptance of telecom industry standards for rack-mounted server equipment — in the form of the PCI Industrial Computer Manufacturer’s Group (PICMG)...

Briefs: Mechanical & Fluid Systems

A proposed family of devices for inducing fatigue in bolts in order to break the bolts would incorporate piezoelectric actuators into resonant fixtures as in ultrasonic/ sonic...

Application Briefs: Robotics, Automation & Control
Custom inserts solve reel torque problems

As a leading supplier of fishing equipment and accessories, Penn Fishing Tackle Manufacturing Co. provides customers with high-quality, competitively priced, cutting edge products that meet the highest possible industry standards.

Briefs: Electronics & Computers

A waveguide structure for combining the outputs of four amplifiers operating at 35 GHz (Ka band) is based on a similar prior structure used in the X band. The structure is designed to function with low...

Briefs: Semiconductors & ICs

A method of fabricating flexible assemblies comprising flexible integrated circuits bonded onto or into flexible membranes has been developed. The method provides for bonding of thinned...

Briefs: Mechanical & Fluid Systems

The CubeSat standard (10 × 10 × 10 cm and weighing 1kg) has evolved into one of the most widely accepted families of picosatellite designs. A CubeSat...

Articles: Robotics, Automation & Control

Assembly is a complicated, sometimes tedious process that often unfolds sequentially along a series of stations. In the manufacture of complex equipment such as jet...

Briefs: Software

Patented in 1991, friction stir welding (FSW) has since been used widely to create strong joints in aluminum alloys. The aircraft industry has started to adapt this...

Briefs: Mechanical & Fluid Systems

A discussion of retaining rings inevitably must begin with a debunking of myths; namely, that one style of retaining ring will function better than all other types in all instances. No...

Briefs: Mechanical & Fluid Systems

A streamliner motorcycle designed and built by Sierra Design Engineering and BUB Enterprises achieved a new world-record speed of 350.884 miles per hour last year at the Bonneville...

Articles: Manufacturing & Prototyping
Merit Prize Winners, “Create the Future” 2006 Design Contest
Parallel-Plate Motorcycle Frame

Martin O’Toole, Revolution Motorcycles, Doylestown, PA

The concept of the parallel-plate framing system is to eliminate the welded tubular frame. The components are made using 3-axis CNC milling, waterjet, and laser-cutting machines. By...

Articles: Manufacturing & Prototyping

In today’s competitive marketplace, manufacturers need suppliers who not only deliver the parts required to build a product, but those who deliver support and consultation on how best to...

Briefs: Manufacturing & Prototyping
Techniques for Connecting Superconducting Thin Films

Several improved techniques for connecting superconducting thin films on substrates have been developed. The techniques afford some versatility for tailoring the electronic and mechanical characteristics of junctions between superconductors in experimental electronic devices. The techniques...

Briefs: Mechanical & Fluid Systems

No matter how sophisticated or advanced, electronic components must be attached reliably and securely if they are to deliver optimum performance. Beyond this universal requirement, particular...

Webcasts

Upcoming Webinars: Automotive

The Art of EV Propulsion System Design

Upcoming Webinars: Automotive

Solutions for Automotive Interior Colors

Upcoming Webinars: Automotive

Latest Enhancements for ADAS Sensor Testing and Simulation

Upcoming Webinars: Automotive

Adhesives and the Future of Battery Designs

Upcoming Webinars: Manufacturing & Prototyping

Using High-Resolution X-ray Computed Tomography to Inspect...

Upcoming Webinars: Automotive

Digital Solutions to Design Vehicles for Noise and Vibration