Patent ID: 9464457
Filing Date: 2016-10-11
CPC Classification: E05B,E06B

Claim Text:
1. A structure including a bi-fold door and handles, in which the bi-fold door comprises two rectangular-plate-shaped doors, each of the two rectangular-plate-shaped doors having first and second end faces at ends in a direction of a width of the bi-fold door, the two rectangular-plate-shaped doors being bendably joined together at the first end faces, each of the two rectangular-plate-shaped doors having an outer surface, and the two rectangular-plate-shaped doors being configured to fold in a V-shape at the first end faces toward an outside of the outer surfaces so as to open an opening part, on each of the two rectangular-plate-shaped-doors: the handle and a finger insertion recess are provided together at a position on the outer surface near the first end face, the handle and the finger insertion recess being formed integrally with the rectangular-plate-shaped door; the handle is provided with a finger-hook plate piece in which the handle extends in longitudinal direction of the rectangular-plate-shaped door on the outer surface at the first end faces; the finger insertion recess is provided on the outer surface of the rectangular-plate-shaped door so as to face the finger-hook plate pieces; an interval between an inner surface of the finger-hook plate piece which faces the finger insertion recess and a bottom surface of the finger insertion recess being formed with dimensions which enable fingers to be hooked on the inner surface of the finger-hook plate pieces; as viewed from a front of the rectangular-plate-shaped door, the bottom surface of the finger insertion recess is formed up to a position outside of a contour of the finger-hook plate piece, except at positions at upper and lower ends of the finger-hook plate piece, and is connected to the outer surface of the rectangular-plate-shaped door; and the bottom surface of the finger insertion includes an inclined surface area, wherein a depth of the finger insertion recess in a direction of the width of the rectangular-plate-shaped door gradually increases toward the first end face; wherein the handle and the finger insertion recess provided in the one of the rectangular-plate-shaped doors and the handle and the finger insertion recess provided in the other one of the rectangular-plate-shaped doors are formed in a bilaterally symmetrical shape with the respective first and faces as a center.