Diameter wire [d]
Inside diameter of spring [Dw]
The length of the rotation shoulder [Lr]
Minimal height of spring [Ho]
Rotaded moment [Fn]

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Spring material:

• Patented spring wire Class A
• Patented spring wire Class B
• Patented spring wire Class C
• Stainless spring wire
• Other materials according to specification ordering

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Direction of rolls:

• Left
• Right

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Type of spring:

spread 0 degrees	spread 180 degrees
spread 90 degrees	spread 270 degrees

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The shape and position of catches:

Catches type A	Catches type B
Catches type C	Catches type D
Catches type E	Catches type F
Catches type G	Catches type H