• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F16D - Couplings for transmitting rotation; clutches; brakes
• F16D 3/223 - Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts

Patent holdings for IPC class F16D 3/223

Total number of patents in this class: 449

10-year publication summary

Principal owners for this class