Patent ID: 8578556

Claim:
An auto-return apparatus for a glass door, comprising: a clamping base, having a base and a securing axle; said base provided for clamping and securing said glass door and comprising an oil reservoir for reserving a hydraulic oil and an axial hole perpendicularly and fluidly connected to said oil reservoir; said securing axle axially attached to said axial hole of said base and comprising an axial shaft and an eccentric cam attached to said axial shaft; said axial shaft comprising a mounting end extended outward from said axial hole; a damper, received within said oil reservoir and abutting said eccentric cam of said securing axle such that the damper is pushed by said eccentric cam to compress said hydraulic oil to generate a resisting force for door opening and closing; and a misalignment adjuster, having a moving plate and at least one securing means provided for securing said misalignment adjuster to a doorframe or a ceiling; said moving plate comprising at least one long slot and a mounting slot, said long slot provided for said securing means to pass therethrough and to secure thereon, said mounting slot provided for said mounting end of said axial shaft of said securing axle to secure thereon such that said moving plate moves together with said clamping base along an extending direction of said long slot and relative to said securing means.