Title:
DOOR OPENING/CLOSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/122134
Kind Code:
A1
Abstract:
The present invention relates to a door opening/closing device comprising: a door frame having a predetermined space formed by upper and lower frames, which are horizontally positioned on the upper and lower portions thereof, respectively, and left and right frames, which are vertically positioned on the left and right sides thereof, respectively; a door configured to make a sliding movement along the upper and lower frames, thereby opening or closing the predetermined space of the door frame; a weight pendulum configured to make a sliding movement in such a direction that the door opens, thereby moving upwards, and configured to move downwards by means of gravity, thereby sliding the door in such a direction that the same is closed; and a locking means provided on the door so as to stop the sliding movement of the door, wherein the locking means comprises a stopper configured to selectively protract or retract in a direction perpendicular to the direction of sliding of the door such that, when protracting, the same abuts the upper frame or the lower frame of the door frame, which faces the door, thereby stopping the sliding movement of the door.
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Inventors:
PARK YOUNG KEUN (KR)
Application Number:
PCT/KR2016/000143
Publication Date:
August 04, 2016
Filing Date:
January 07, 2016
Export Citation:
Assignee:
PARK YOUNG KEUN (KR)
International Classes:
E05F11/54; E05F5/00
Foreign References:
| KR100281782B1 | 2001-02-15 | |||
| JP2014101656A | 2014-06-05 | |||
| KR100316385B1 | 2001-12-13 | |||
| KR101172417B1 | 2012-08-08 | |||
| KR20100000289U | 2010-01-11 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
특허법인 태평양 (KR)
특허법인 태평양 (KR)
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