Hydraulic rotary machine

A hydraulic rotary machine comprising:

• a cylinder block to which a shaft is connected, the cylinder block being configured to be rotated with the shaft;
• a plurality of cylinders formed on the cylinder block, the plurality of cylinders being disposed at a predetermined interval in a circumferential direction of the shaft;
• a piston slidably inserted into the cylinder, the piston defining a volume chamber inside the cylinder;
• a shoe rotatably connected to a tip end portion of the piston, the shoe being in sliding contact with the tip end portion;
• and
• a swash plate with which the shoe is in sliding contact, wherein
• the shoe has
• a slide portion made of resin provided on at least either one of a portion in sliding contact with the piston and a portion in sliding contact with the swash plate;
• a shoe body portion on which the slide portion is mounted;
• and
• a lock portion provided across the shoe body portion and the slide portion, the lock portion regulating relative rotation between the shoe body portion and the slide portion, and
• the lock portion has
• a dent portion formed on either one of the shoe body portion and the slide portion;
• and
• a projecting portion formed on the other of the shoe body portion and the slide portion, the projecting portion being locked by the dent portion.