Schnorr Disc Springs
STACKS IN SERIES
Disc Spring Engineering
Maximum load - minimum space - maximum flexibility
Introduction
A stack of ‘i’ springs in single series (figure 21 – b) results in the following without considering friction:
Spring Load
Formula 17
![](https://iecltd.co.uk/wp-content/w3-webp/uploads/2023/02/Disc-springs-Formula-17-1024x166.jpgw3.webp)
Spring Deflection
Formula 18
![](https://iecltd.co.uk/wp-content/w3-webp/uploads/2023/02/Disc-springs-Formula-18-1024x166.jpgw3.webp)
Unloaded Stack Length
Formula 19
![](https://iecltd.co.uk/wp-content/w3-webp/uploads/2023/02/Disc-springs-Formula-19-1024x166.jpgw3.webp)
Only the deflection is multiplied by the number of springs in series, not the load.
![](https://iecltd.co.uk/wp-content/w3-webp/uploads/2023/02/Figure-21-1.jpgw3.webp)