CPC Subgroup
F16H 1/34 involving gears essentially having intermeshing elements other than involute or cycloidal teeth (in worm gearing F16H1/30)
Full Title
Toothed gearings for conveying rotary motion (specific for conveying rotary motion with variable gear ratio or for reversing rotary motion F16H3/00) > with gears having orbital motion > involving gears essentially having intermeshing elements other than involute or cycloidal teeth (in worm gearing F16H1/30)