• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
• F16L 37/252 - Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet-action the coupling being co-axial with the pipe the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part

Patent holdings for IPC class F16L 37/252

Total number of patents in this class: 156

10-year publication summary

Principal owners for this class