US PATENT SUBCLASS 29 / 888.01
.~.~ I.C. (internal combustion) engine making

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
888  DF  .~ Prime mover or fluid pump making {12}
888.01.~.~ I.C. (internal combustion) engine making {2}
888.011  DF  .~.~.~> Repairing, converting, servicing or salvaging
888.012  DF  .~.~.~> Rotary or radial engine making

DEFINITION

Classification: 29/888.01

I.C. (internal combustion) engine making:

(under subclass 888) Process of manufacturing (1) a prime mover, such as a gasoline or diesel engine, which burns fuel within the prime mover and the combustion products serve as the thermodynamic fluid or (2) a part especially adapted for (1) which is not elsewhere classified.

SEE OR SEARCH CLASS

60, Power Plants,

597+, for a fluid motor driven by waste heat or by exhaust energy from an internal combustion engine and subclasses 272+ for an internal combustion engine with treatment or handling of exhaust gas.

73, Measuring and Testing,

66+, for testing rotor unbalance and subclasses 116+ for a device for testing a motor or engine, generally.

92, Expansible Chamber Devices,

261, for a crankcase, generally. 123, Internal Combustion Engines, for an engine of that class, generally.