designing constant force springs catalog

Designing Constant Force Springs

Why are there blank squares in the Design Guide? You can see that there are two areas (shown in gray) in the chart where the force data is purposely left empty.    We will discuss some of the reasoning behind the empty spaces. The top right area of the chart represents thin material thickness and wide …

Determining Spring Length for Application Precision

One of the key features of a constant force spring or variable force spring is overall length. The importance of spring length calculation is a discussion that aids designers and engineers when working on a project. Variable Force & Constant Force Spring Design To begin, let’s discuss the attributes of these two springs. Both constant and variable force springs exert a linear force. Both …

Pushing Products with Variable Force

Variable Force Springs, also known as V-Springs, are commonly used to push products on shelves in retail shopping environments.  Research shows it is more likely a consumer will make an impulse purchase if the product is forward on the shelf than if placed back in the shadows of a display. The V-Spring is perfectly suited …

5 Problems to Avoid When Designing a Power Spring

The 5 Biggest Problems in Power and Conpower® Spring Design and How to Avoid Them. Our customers are creative and often come up with unique problems they want to solve using springs.  We enjoy working on these situations as it fully utilizes our team’s experience and skill to push our limits and keep us charging …

pullbox

5 Steps to Designing a Custom Security Tether

Generate Sales by Enhancing Customer Experience with a Custom Pullbox®. The Pullbox, the original security tether, is ideal for retail store display product positioning and as a product sample theft deterrent. Display security tethers can be purchased as stock but at Vulcan Spring, the inventor of the Pullbox, we understand that every project is unique …

Mounting a Pullbox®, VS-1 or MiniVS Product Security Tether

We often get mounting questions from our customers as they are installing Vulcan Spring’s patented and trademarked Pullbox® security tethers.  To address this issue, we have put together a blog entry to discuss the many ways the Pullbox® can be mounted to a display.  This information should be used only as a guide and suggestions …

Robot Makers Rule

We are excited to have Molly Dugan, a high school student and president of team 1218, for a short time working at Vulcan Spring to complete her senior project.  As sponsors of the FIRST Robotics, we are thrilled to have the chance to work with her and asked her to give us her unique perspective …