Title:
DOOR HINGE
Document Type and Number:
Japanese Patent JP2022183492
Kind Code:
A
Abstract:
To provide a door hinge capable of preventing deformation of a blade plate even when an unexpected force is applied due to a door closer.SOLUTION: A door hinge 1 including a frame side blade plate 10, a door side blade plate, a fulcrum shaft 11 connecting both the blade plates in an opening/closing manner, and a cylinder part 12 supporting the fulcrum shaft, in which a reinforcing plate 40 is joined to either of the frame side blade plate 10 and the door side blade plate, the reinforcing plate 40 has a size and a shape covering at least 90% of either of the blade plates 10, and a closest approach distance to the cylinder part 12 is 0.5 to 3 mm.SELECTED DRAWING: Figure 4
Inventors:
HAYASHI KOICHI
Application Number:
JP2021090838A
Publication Date:
December 13, 2022
Filing Date:
May 31, 2021
Export Citation:
Assignee:
NISHIMURA CO LTD
International Classes:
E05D11/00; E05D3/02; E05D7/04
Attorney, Agent or Firm:
Okamoto Shoji
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