made of rubber or other material having high internal friction,

Child Classifications

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• F16F 1/3605 +1 CPC CPC only CPC only
• F16F 1/3615 CPC only CPC only
• F16F 1/362 made of steel wool, compressed hair, since 1995 IPC+CPC Available in IPC and CPC
• F16F 1/364 made of cork, wood or like material since 1995 IPC+CPC Available in IPC and CPC
• F16F 1/366 made of fibre-reinforced plastics, since 1995 +1 CPC IPC+CPC Available in IPC and CPC
• F16F 1/37 of foam-like material , e.g. sponge rubber IPC+CPC Available in IPC and CPC
• F16F 1/371 characterised by inserts or auxiliary extension elements, e.g. for rigidification (F16F1/387 takes precedence; ) since 1995 +1 CPC IPC+CPC Available in IPC and CPC
• F16F 1/373 characterised by having a particular shape since 1995 +2 CPC IPC+CPC Available in IPC and CPC
• F16F 1/379 characterised by arrangements for controlling the spring temperature, e.g. by cooling since 1995 IPC+CPC Available in IPC and CPC
• F16F 1/38 with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin +5 CPC IPC+CPC Available in IPC and CPC
• F16F 1/40 consisting of a stack of similar elements separated by non-elastic intermediate layers +2 CPC IPC+CPC Available in IPC and CPC
• F16F 1/42 characterised by the mode of stressing +1 CPC IPC+CPC Available in IPC and CPC