DIFF Subgroup
F01P 5/08 Use of engine exhaust gases for pumping cooling-air
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Pumping cooling-air or liquid coolants > Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers > Use of engine exhaust gases for pumping cooling-air
CPC:
Pumping cooling-air or liquid coolants (controlling circulation or supply of coolants by influencing drive of pumps F01P7/00) > Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers > Use of engine exhaust gases for pumping cooling-air
No child classifications to compare. This is a leaf node in both IPC and CPC.