Title:
AUTOMATIC OPEN/CLOSE FOLDING DOOR
Document Type and Number:
Japanese Patent JP2019131991
Kind Code:
A
Abstract:
To provide an automatic open/close folding door which prevent the folding door in a close status from folding in an open direction even when external force is applied to a connecting part connecting two door panel with a hing of the holding door in an open direction with a simple device configuration.SOLUTION: A folding door 10 configured by foldably connecting two door panels 11d, 11f with a hinge 20 comprises: an electric magnet 80 arranged on the hinge 20 to hold a status of the hinge 20 in which the folding door is closed using magnetic force; and an electric magnet lock control unit arranged in a control unit controlling the folding door 10 to open/close, being configured to hold the status of the hinge 20 in which the folding door 10 is closed using the magnetic force of the electric magnet 80 by energizing the electric magnet 80 when the door 10 closes and release the magnetic force created by the electric magnet 80 by unenergizing the electric magnet 80 before the folding door 10 starts closing motion when the folding door 10 opens from a closed status.SELECTED DRAWING: Figure 3
Inventors:
YASUNO YASUO
Application Number:
JP2018013463A
Publication Date:
August 08, 2019
Filing Date:
January 30, 2018
Export Citation:
Assignee:
SOLIC KK
International Classes:
E05F15/605; E05B47/00; E05D11/10; E06B3/48
Attorney, Agent or Firm:
Tomoyuki Takai
Yasushi Kobayashi
Yasushi Kobayashi