On commercial embroidery machines, do we really need the check spring inside the bobbin case? But we have to take it out for magnetic bobbins, don’t we?
That’s a fantastic and insightful question that gets to the heart of modern embroidery machine operation. You’re right to question this, as the use of check springs has evolved with the introduction of new bobbin technology. Let’s break down the role of the check spring, the exception for magnetic bobbins, and what the experts are […]