Patent ID: 11952987
Assignee: DANFOSS A/S
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 13:
14. A hydraulic piston machine comprising a piston having a hollow surrounded by a wall and an insert arranged in the hollow, wherein the insert comprises a section which extends out of the hollow, wherein the piston is arranged in a cylinder drum cooperating with a valve plate, wherein a pressure arrangement is arranged between the cylinder drum and the valve plate and the section extends into the pressure arrangement, wherein the insert is secured in the hollow at a first position and at a second position, the first and second positions having a predetermined distance to each other, wherein the insert is secured in the first position by means of a first pliable ring and in the second position by means of a second pliable ring, wherein the second pliable ring rests against a bottom of the hollow, and wherein the insert comprises a conical section at the end of the insert and the second pliable ring is arranged around the conical section.