• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F01B - Machines or engines, in general or of positive-displacement type, e.g. steam engines
• F01B 7/06 - Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with oppositely reciprocating pistons acting on same main shaft using only connecting-rods for conversion of reciprocatory into rotary motion or vice versa

Patent holdings for IPC class F01B 7/06

Total number of patents in this class: 3

10-year publication summary

Principal owners for this class