Patent classifications
H
ELECTRICITY
Load children
H02
GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Load children
H02K
DYNAMO-ELECTRIC MACHINES
Load children
9/00
Arrangements for cooling or ventilating
Load children Filter patents View analytics View as hierarchy
H02K9/19
for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Load children Filter patents View analytics View as hierarchy
H02K9/193
with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
Filter patents View analytics View as hierarchy