Patent ID: 8578557

Claim:
A patch fitting for a glass door, comprising: a mount for being mounted on a floor; a shaft having a shaft body with an end connected with the mount, and an eccentric cam provided on the shaft body; a clamping seat for clamping the glass door, which has an oil chamber and a shaft hole in fluid communication with the oil chamber; wherein the shaft is inserted into the shaft hole of the clamping seat such that the clamping seat is turnable about the shaft along with a sweeping movement of the glass door; and a piston unit installed in the oil chamber of the clamping seat and contacted with the eccentric cam of the shaft, such that when the clamping seat is turned, the piston unit is actuated by the eccentric cam of the shaft to press a hydraulic oil contained in the oil chamber so as to provide a damping resistance in response to the sweeping movement of the glass door.