made of steel or other material having low internal friction ; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant

Child Classifications

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• F16F 1/021 +1 CPC CPC only CPC only
• F16F 1/024 CPC only CPC only
• F16F 1/025 +2 CPC CPC only CPC only
• F16F 1/04 Wound springs +6 CPC IPC+CPC Available in IPC and CPC
• F16F 1/14 Torsion springs consisting of bars or tubes +1 CPC IPC+CPC Available in IPC and CPC
• F16F 1/18 Leaf springs +2 CPC IPC+CPC Available in IPC and CPC
• F16F 1/32 Belleville-type springs (friction-clutch diaphragm springs F16D13/583) +3 CPC IPC+CPC Available in IPC and CPC
• F16F 1/34 Ring springs, i.e. annular bodies deformed radially due to axial load IPC+CPC Available in IPC and CPC