Tag Archives: mechanical design

Aerospace Applications-Rotary Viscous Dampers

Aerospace applications dominate our product line because our dampers and friction hinges are passive devices that need no maintenance and are very light in weight and slimline. The airplane manufacturers enjoy the fact that our dampers do not vibrate during … Continue reading

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Custom Friction Hinges

We are having great success with our new line of lightweight friction hinges. Using engineering polymers and FEA analysis we have created a new generation of customizable friction hinges and rotary viscous dampers. Many applications have crossed our path such as … Continue reading

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Rotary Viscous Dampers And Temperature

As a mechanical engineer reading this blog you should be aware of ambient temperature and it’s effect on the motion of a MMT rotary damper. We usually test the designs in a chamber setup to simulate the customers application. Even … Continue reading

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Rotary Viscous Damper Options

Since a rotary viscous damper works to smooth out movements of panels, arms, monitor screens, safety doors & similar components, sometimes special movement is required which needs a force applied which can be controlled.  A spring is one of the … Continue reading

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New Product Release of Friction Hinges

  We have developed a greaseless friction hinge series: GL375. The key feature is the lack of messy grease. Automakers should be thrilled about this, no more incidental transfer onto auto interior surfaces. The hinges are resistant to harsh chemicals … Continue reading

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Rotary Viscous Dampers in Furniture Design

One application I have been asked about for the rotary viscous damper is in the furniture industry, industrial, commercial or residential. Overheard bins for file cabinets, movable work surfaces, seating or ergonomic applications where slamming of lids or furniture components … Continue reading

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An Infinite Sea of Challenges

It never fails to amaze me, but I have been approached by another company to design a damper for an application that I really would never have thought of myself. The use of social media is amazing because without it, … Continue reading

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Successful Material Selected

Every application has certain requirements. One requirement that is crucial is from which materials do we make the Rotary Viscous dampers and friction hinges. After years of testing in environmental chambers and the real outside environment we have been successfully … Continue reading

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Friction Hinge Operation Mode

Friction hinges have quite a few modes of operation. Almost all friction hinges rely on a physical interference between mechanical elements to achieve their holding ability. We can achieve the interference by creating a round spring cylinder, called a wrap-band, … Continue reading

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What is a friction hinge?

A friction hinge is also referred to as a torque hinge, friction clutch or friction engine. A friction hinge is usually used to hold a pivoting member in a set position until acted upon by another force which exceeds its’ … Continue reading

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