• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F16D - Couplings for transmitting rotationclutchesbrakes
• F16D 3/78 - Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members shaped as an elastic disc or flat ring, arranged perpendicular to the axis of the coupling parts, different sets of spots of the disc or ring being attached to each coupling part, e.g. Hardy couplings

Patent holdings for IPC class F16D 3/78

Total number of patents in this class: 114

10-year publication summary

Principal owners for this class