| 摘要 |
The present invention relates to a hinge for a hinged door and an entrance door for a vinyl house using the same to facilitate engagement for a fixing end by engaging each one end of first and second brackets with a first pivot shaft, covering a pipe column using the first and second curved parts of the first and second brackets, and fastening a bolt or a nut to the first screw hole of the first bracket; to automatize the opening or closing for an entrance door using a simple spring pin. |
