Patent ID: 7258082

Claim:
An oscillating-piston machine, comprising: a housing defining a centre, a first piston and at least a second piston, said first piston and said at least second piston being arranged in said housing and being able to revolve together in said housing about an axis of rotation which is stationary with respect to said housing, said first piston and said at least second piston executing oppositely directed reciprocating pivoting movements about a pivot axis, as said first and said at least second piston revolve about said axis of rotation, said pivot axis running perpendicular through said axis of rotation and through said centre of said housing, said first piston having a first end face, and said at least second piston having a second end face facing said first end face, said first end face and said second end face delimiting a first working chamber, and said first piston and said at least second piston being arranged in such a way that said axis of rotation runs through said first working chamber.