Raynaud Ressorts Techniques is a Jacquemet Group subsidiary that specialises in
designing prototype and manufacturing long runs of technical springs

Raynaud - ressorts techniques

Ressorts

Extension springs lengthen when a load is applied and are used to keep a system in equilibrium or subjected to a force.

examples of achievements

examples of applications

SPECIFICATIONS
Wire diameter 0.10 mm to 14 mm
Manufacturing capacity From one-off parts to long runs
Sections Round Square
Secondary operations Single ring coils
Double ring coils
Coils with shaped hooks
Extension spring examples Open loop extension spring German loop extension spring
Closed loop extension spring Stainless steel extension spring
Large loop extension spring Galvanized extension spring
English loop extension spring
Materials Mild steel Inconel
Stainless steel Brass
Spring steel Shape memory alloys
Copper Titanium
Finishes Passivated Burnished
Chrome-plated White zinc coated
Cataphoresis Zinc dichromate plated
Epoxy paint
Production equipment Numerically-controlled spring-coiling machines
Automatic spring-coiling machines
Automatic looping machines
Heat treatment air furnaces
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SPRING MANUFACTURING

 

METAL WIRE-WORKING

 

BLANKING AND FABRICATION

 

MECHANICAL ASSEMBLY

 

MANUFACTURING METAL GRIDS

 

R&D AND FINISHED PRODUCTS

 
Devis