DIFF Subgroup
F16B 3/04 using keys formed of wire or other flexible material, to be inserted through an opening giving access to grooves in the adjacent surfaces of the parts to be connected
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Key-type connections; Keys > using keys formed of wire or other flexible material, to be inserted through an opening giving access to grooves in the adjacent surfaces of the parts to be connected
CPC:
Key-type connections; Keys (F16B2/00 takes precedence; for rods or tubes mutually F16B7/00) > using keys formed of wire or other flexible material, to be inserted through an opening giving access to grooves in the adjacent surfaces of the parts to be connected
No child classifications to compare. This is a leaf node in both IPC and CPC.