Twist for an easy release Clive Maier explains why torsion snap-fits are a good way of fastening a hinged lid on a box or container

摘要

The P R W mOMthly Design Guides provide practical guidance for designers, toolmakers al1d moulders. Every month a different aspect of design technology is tackled and together these guides are becoming an indispensable reference point for those designing successfu: products. Having started with relatively basic design guidance, more sophisticated and detailed issues are now being addressed as the series progresses.