摘要:
The invention relates to an extraction device comprising an extraction body (14) having a cylinder (30) and a compression piston (32) movable in the cylinder (30), the cylinder (30) and the piston (32) together defining a chamber (34) for receiving the substance, and the cylinder (30) comprising at least one liquid outflow opening ending in said receiving chamber (34). The cylinder (30) extends in a compression direction (C), and the compression piston (32) is arranged such that it slides freely along said compression direction (C) in said cylinder (30).