Keyword: Bearings

Articles: Materials
Learn the distinct forms that linear bearings take, and where the bearings are being used today.
Application Briefs: Software
New online tools — coupled with online libraries of pre-selected and tested component specifications — simplify machine design.
Application Briefs: Mechanical & Fluid Systems
See why Mohawk Innovative Technology, Inc. is excited for the potential of additive manufacturing.
Articles: Materials
New measurement methodologies can save you time that would otherwise be wasted on returning and reordering bearing.
Briefs: Manufacturing & Prototyping

Innovators at NASA's Glenn Research Center have developed a new method for making small-diameter, high-grade ball bearings that are less than 0.25” in diameter thanks to the development of a new alloy...

Briefs: Automotive

NASA Goddard Space Flight Center developed gear bearing technology that combines gear and bearing functions into a single unit that significantly improves gear drives for electrical, internal combustion, and turbine motors. The...

Application Briefs: Transportation

For wheelchair users, the feeling of uneven ground can seem all too familiar. Determined to make ride discomfort a thing of the past, Israel-based SoftWheel has completely reinvented the wheel for a...

Application Briefs: Mechanical & Fluid Systems
Timken
North Canton, OH
www.timken.com

As NASA prepares for the launch of its newest Mars rover in 2020, Timken engineers have designed and tested its miniature precision...

Q&A: Sensors/Data Acquisition

Working with teams from Harvard, Beth Israel Deaconess Medical Center, and Boston Children's Hospital, Siyi Xu developed a soft, non-toxic, wearable sensor that attaches to the...

Briefs: Materials

For many highly stressed engineering applications like bearings and gears, contaminated steel parts can lead to devastating outcomes such as an emergency shutdown or the end of a mission. Ensuring that these critical...

Briefs: Mechanical & Fluid Systems

The global bearings market is expected to grow significantly due to increasing commercial and industrial machinery and manufacturing activity. Bearings are used in virtually...

Articles: Motion Control

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...

Application Briefs: Energy

Silphenix GmbH is an engineering and consulting firm in Switzerland specializing in high-speed electrical machines, magnetic bearings, and electromagnetic field analysis. One project focus is compact...

Articles: Mechanical & Fluid Systems

When engineer Mark Doyle started to put together plans for an exoskeleton to support surgeons in 2012, he wanted to develop a lightweight product that they could wear comfortably for...

Articles: Sensors/Data Acquisition

Sensor networks are the backbone of the Internet of Things (IoT) and Industry 4.0. They provide the data that drives automated systems: both feedback for control loops and status information for all of the...

Briefs: Test & Measurement

A novel tool was developed that allows users to qualify small-diameter bearings before incorporating them into components. The High-Sensitivity, Environmentally Isolated Bearing...

Application Briefs: Motion Control

The launch, landing, and overall mission of NASA’s Mars Science Laboratory (MSL) is arguably one of the most daring — and successful — space exploration endeavors ever...

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: Motion Control

Because ball screws are available in both inch and metric dimensions, designers sometimes begin the specification process by selecting a product family based on the unit of...

Application Briefs: Motion Control

ALIO Industries designs and builds very high precision automation stages for nano-level manufacturing and research applications, including microlithography,...

Briefs: Test & Measurement
Overspeed Protection for Turbine Flowmeters in Cryogenic Applications

Flowmeters for cryogenic applications often fail in service. Turbine flowmeters in particular fail due to very high speeds encountered during chill-down operations. Very cold, very high-velocity gas causes the turbine to spin uncontrollably, which quickly degrades bearings....

Articles: Motion Control

Electromagnetic compatibility (EMC) in frequency converters can be very problematic if not addressed properly in the initial design. EMC ensures the proper operation of devices to avoid negative...

Articles: Motion Control

Virtually all manufacturing processes incorporate some type of linear motion. A common mistake that designers make when sizing and selecting linear motion systems is to overlook critical application...

Articles: Motion Control

Scanning is a common technique in applications ranging from high-resolution microscopy to industrial material processing. Scanning involves moving either a workpiece or an...

Briefs: Manufacturing & Prototyping
Hot Isostatic Pressing of 60-Nitinol

The material 60-Nitinol (60wt%Ni-40wt%Ti) has a unique combination of physical properties, including high hardness, low apparent elastic modulus, and resistance to saltwater corrosion. These properties give the material tremendous potential for use in aerospace and defense-related components such as bearings,...

Articles: Mechanical & Fluid Systems

Couplings are a critical part of system performance in high-tech applications, yet they are often one of the last components to be specified. Selecting the proper coupling ensures the equipment will meet...

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: Test & Measurement

Research at The University of Nottingham (UK) and the University at Ningbo (China) has found that laser scanning is a viable structural safety technique to detect the damaging...

Briefs: Materials
Method for Fabricating Diamond-Dispersed, Fiber-Reinforced Composite Coating onLow-Temperature Sliding Thrust Bearing Interfaces

Innovators at NASA's Glenn Research Center have developed a method for fabricating a fiber-reinforced diamond composite coating on the surfaces of sliding thrust bearings at low and cryogenic temperatures....