.~ Coolant released into cylinder or valve passages
DEFINITION
Classification: 123/41.17
(under subclass 41.01) Cooling systems in which the coolant, after cooling the engine or engine parts, discharges into the engine cylinder combustion space or valve passages or is merely exposed to the interior of said cylinder or valve passages.
SEE OR SEARCH THIS CLASS, SUBCLASS:
25, for water injected into the cylinder during the working stroke, which water may be derived from the cooling system.
543, for admission of heated air to the cylinder.
SEE OR SEARCH CLASS
60, Power Plants, 310, for a motor-exhaust combination in which the exhaust system includes liquid contact structure and subclasses 317+ for a system in which external fluid is mingled with exhaust gas.
