Patent ID: 9556866
Date: 2017-01-31
CPC Classifications: F01B,F04B,F04C

Claim:
1. A radial piston machine comprising: a housing; a rotatably mounted cylinder star; a stroke ring which is fixed with respect to the housing; and a multiplicity of pistons supported on the stroke ring and guided in the rotatably mounted cylinder star, wherein each piston of the multiplicity of pistons has a roller which is rotatably mounted on a piston foot via a bearing shell, wherein a captive retention mechanism for the roller is formed by the bearing shell, wherein a receptacle on the piston foot extends around the bearing shell over no more than 180°, and wherein the bearing shell extends around the roller over a circumferential angle of greater than 180°, such that a portion of the bearing shell is unsupported by the piston foot.