| 摘要 |
The present invention relates to a hinge for a door, which comprises: a fixed unit which has a main body of being formed in an angular shape of at least triangle, a rack gear of being included to be in a line with the main body on an inner side of the main body, and an insertion hole of being connected with the inside from the lateral part of the main body; and an operation unit which has a rotary shaft, a pinion gear of being arranged to correspond to the rack gear on the outer circumference surface of the rotary shaft, and an operation piece of protruding to the outside from the outer circumference surface of the rotary shaft. The hinge for a door: is arranged so that the operation piece protrudes to the outside by inserting the rotary shaft into the insertion hole; and enables the rotary shaft to move along the rack gear by rotating the operation piece around the rotary shaft. |
