Mechanical/Mechatronics

Mechanical & Fluid Systems

Articles : Mechanical & Fluid Systems
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...

Application Briefs : Mechanical & Fluid Systems
High-Speed Reluctance Machine Design

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...

Briefs : Materials
Fast, Low-Voltage Actuator for Soft and Wearable Robotics

The unique capabilities of soft robots are to bend, deform, stretch, twist, or squeeze in all the ways that conventional rigid robots cannot. Today, it is easy to envision a world in...

Application Briefs : Mechanical & Fluid Systems
Drive Technology: The Recipe for Precise Actuator Control

Worldwide, there are only a handful of manufacturers of electrical actuators for the process industry, and the Vienna, Austria-based company Schiebel Antriebstechnik GmbH is the...

Briefs : Mechanical & Fluid Systems
Ultra-Thin Capacitive Sensor Has the Least Possible Resistance to Motion

A thin and flexible sensor was developed for sensing sounds, since it can move with the airflow made by even the softest noises. With the least possible resistance to motion, the sensor addresses issues with accelerometers, microphones, and many other similar sensors. The...

Articles : Motion Control
IMTS2018 Preview

Presented by the Association for Manufacturing Technology (AMT), the International Manufacturing Technology Show (IMTS) has been the premier manufacturing technology show in the Northern Hemisphere. IMTS is held every even...

Briefs : Materials
Variable-Camber Compliant Wing

In the early years of manned flight, wing warping was used for lateral control of an aircraft. This technique consisted of a system of pulleys and cables used to twist the trailing edges of the wings in...

Briefs : Electronics & Computers
Using Direct Current with Inverter Technology in Resistance Welding

Resistance welding with direct current (DC) using inverter technology reduces costs by improving quality, reducing maintenance, and increasing productivity. Switching from...

Briefs : Sensors/Data Acquisition
Hydraulic-Based Spherical Robot

Current spherical robots rely upon rotating mechanical weights inside the sphere to change the center of gravity of the sphere, causing the robot to roll. The use of rotating mechanical weights is not optimal due to the reliance upon moving parts, which can present burdensome maintenance issues. It would be...

Products : Motion Control
New Products: August 2018 Motion Design

Servo Controller IC

TRINAMIC Motion Control (Hamburg, Germany) announced the TMC-4671 fully integrated servo controller IC that provides field-oriented control for BLDC/PMSM and 2-phase...

Briefs : Photonics/Optics
Crystal-Free Formation of Non-Oxide Optical Fiber

Researchers at NASA's Marshall Space Flight Center have devised a method for the creation of crystal-free non-oxide optical fiber preforms. Non-oxide fiber optics are extensively used in...

Articles : Mechanical & Fluid Systems
Products of Tomorrow: August 2018

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Briefs : Electronics & Computers
Microcontroller Altimeter (uCA)

Traditional altitude switch designs for harsh environments are mechanical in nature and operate by means of an inflatable bladder or bellows that mechanically depresses a pushbutton switch. The altitude trip point is set by mechanically adjusting the distance of the switch to the bellows. The mechanical action of...

Articles : Sensors/Data Acquisition
Key Technologies Needed to Advance Mission-Critical IoT

By 2028, virtually all major sensing and feedback systems benefiting from continuous monitoring will connect to devices currently known as the Internet of Things (IoT). As that...

Briefs : Manufacturing & Prototyping
3D Printing of All-Liquid 3D Structures

A method was developed for printing 3D structures composed entirely of liquids. Using a modified 3D printer, threads of water were injected into silicone oil, sculpting tubes made of one liquid within...