An eccentric part of a crank shaft rotated in a cylinder is made large diameter and a thin-walled rolling piston is fitted to the outer circumference of the eccentric part so that an injection opening for supplying refrigerant into the cylinder is covered in a certain section by only a side surface of the eccentric part or both the side surfaces of the rolling piston and the eccentric part.
申请公布号
CA1279621(C)
申请公布日期
1991.01.29
申请号
CA19850487652
申请日期
1985.07.29
申请人
MITSUBISHI DENKI KABUSHIKI KAISHA
发明人
KAWAGUCHI, SUSUMU;HIRAHARA, TAKUHO;NAKANE, KAZUHIRO;UEDA, SEI