Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F01
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
Load children
F01B
MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
Load children
3/00
Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis
Load children Filter patents View analytics View as hierarchy
F01B3/0032
having rotary cylinder block
Load children Filter patents View analytics View as hierarchy
F01B3/0044
Component parts, details, e.g. valves, sealings, lubrication
Load children Filter patents View analytics View as hierarchy