Smart springs and sensor technologies

3 mins read

Over the last decade, we have witnessed some extraordinary technological progress, with a significant shift towards a future where smart devices powered by the Internet of Things (IoT) dominate uncontested.

(Image credit: AdobeStock by putilov_denis)

Smart technology is becoming increasingly central in everything we do, whether it’s personal or professional, and at this point, it is worth digging into it a little deeper to understand both its current place and future evolution. Smart springs are essential enablers of this transformation, with complex sensor technologies integrated into their traditional mechanisms. This process undoubtedly paves the way for a new era of efficiency and adaptability across various industries.

In this blog, European Springs & Pressings will draw upon its spring knowledge to understand how smart springs are reshaping the industrial landscape, leading the way towards innovation, and allowing the flawless integration of mechanical reliability with the dynamic capabilities of sensor technologies.


Smart springs are mechanical components that combine traditional spring mechanisms with advanced sensor technologies. They symbolise an exceptional fusion of the conventional with the contemporary! These tiny metal coils are no longer limited to their primary mechanical role but are also equipped with the ability to sense and respond to their environment, taking their overall functionality to a whole new level.

With the addition of embedded sensors, these once-static components are undergoing a process that turns them into intelligent and adaptable elements. For instance, the real-time detection of environmental changes by these sensors allows smart springs to communicate vital information promptly, introducing a new range of applications across diverse sectors.


The applications of sensor technologies extend their reach across multiple sectors, allowing for developments and advancements that entirely redefine the capabilities of various industries. This underscores the versatility and potential of sensor technologies when implemented into traditional mechanical systems, revolutionising the way industries deliver their products and services.


In the automotive sector, the incorporation of smart springs into advanced suspension systems represents a notable stride towards a more comfortable and secure driving experience. These intelligent springs, equipped with sensors, dynamically adjust to different road conditions, offering a more comfortable journey and contributing to the overall vehicle’s safety.


In manufacturing, the power of smart springs improves and optimises machinery performance. By employing industrial springs, companies can monitor and analyse real-time data more accurately and effectively, identifying potential malfunctions before they escalate. This facilitates predictive maintenance to minimise downtime and boost productivity.


Beyond automotive and manufacturing, the aerospace and defence industry eagerly embraces the benefits of sensor technologies. Here, smart springs are major contributors to improving aircraft functionality by providing a delicate balance between strength and adaptability. The sensors embedded within smart springs enable constant monitoring of structural integrity, guaranteeing the longevity and reliability of all aerospace components.


Some people may think sensor technology in springs is just a passive addition; however, it is the opposite. Such a significant implementation is a dynamic force shaping the future of operations across various industries, as we just saw. This is why the creation of sensor-integrated springs requires a perfect blend of traditional craftsmanship and avant-garde technologies. Let’s take a closer look at the two most common processes to produce sensor-integrated springs.


One frequent method is the integration of sensors during the coiling process. Here, spring manufacturers strategically embed sensors within the spring structure during its formation so that it gets perfectly integrated into its design; it is a precise engineering process that aims to maintain the spring’s functionality while accommodating the sensor’s placement. By integrating sensors during the initial manufacturing stages of compression springs, tension springs, or other relevant parameters can efficiently transmit data, increasing performance monitoring and control in diverse applications.


Another commonly adopted technique is the retrofitting of sensors onto pre-manufactured springs. In this method, springs are initially produced without integrated sensors, which are added later into the existing structure through careful retrofitting processes. This approach allows manufacturers to adapt standard springs for sensor integration to meet specific needs without altering their entire production process. Retrofitting can involve attaching sensors externally or internally, depending on the intended application, guaranteeing secure and durable attachment to prevent sensor displacement or damage during the spring’s life.