Technology
All articles in this category.
Springs and clips for lighting fixtures
Mounting clips, LED module retention, temperature inside the luminaire and force relaxation. How to specify spring parts for lighting manufacturers.
Steel strip components: flat springs and clips
Rolling direction, bend radius, springback, strip to EN 10132-4 and EN 10151. How to design flat springs, clips and clamps made from…
CNC wire and tube bending: from model to series
Springback, bend radius, tube ovality, tolerances and fixture-based inspection. What makes a bent wire or tube part feasible and what drives its…
Custom shaped springs and wire forms
Conical, barrel and variable pitch springs plus custom wire forms: progressive characteristics, tolerances without a standard and the tooling break-even point.
Torsion springs: direction, arbor, legs
Moment per degree, wind direction, arbor clearance and DIN 2194 tolerances. What a torsion spring drawing has to contain before it goes…
Extension springs: hooks and initial tension
Initial tension, hook geometry, DIN 2097 tolerances and the real reasons extension springs fail. A specification guide for design engineers and buyers.
Compression springs: how to specify
Spring rate, spring index, material grades, buckling and EN 15800 tolerance grades. A practical specification guide for design and purchasing engineers.
