Patent ID: 7404706

Claim:
A scroll fluid machine comprising: a housing; a driving shaft having an eccentric axial portion at one end; an orbiting scroll rotatably mounted around the eccentric axial portion of the driving shaft and comprising an orbiting end plate having an orbiting wrap on a front surface; and a fixed scroll fixed to the housing and comprising a fixed end plate having a fixed wrap; a plurality of self-rotation preventing devices mounted on a rear surface of the orbiting end plate to prevent the orbiting scroll from rotating on its own axis, each of said plurality of self-rotation preventing devices comprising a support, and a support-oil-supply hole being formed through a reinforcement bearing plate to supply oil to the support; and the reinforcement bearing plate removably provided on the rear surface of the orbiting end plate and having a follower of each of said plurality of self-rotation preventing devices, and a follower-oil-supply hole being formed though the reinforcement bearing plate to supply oil to the follower.