Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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F02B
INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
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2730/00
Internal-combustion engines with pistons rotating or oscillating with relation to the housing
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F02B2730/01
with one or more pistons in the form of a disk or rotor rotating with relation to the housing; with annular working chamber
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F02B2730/018
with piston rotating around an axis passing through the gravity centre, this piston or the housing rotating at the same time around an axis parallel to the first axis
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