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Title:
ATTACHABLE/DETACHABLE AUTOMATIC ROTATING DOOR FOR SHOWCASE
Document Type and Number:
WIPO Patent Application WO/2019/098497
Kind Code:
A1
Abstract:
The present invention relates to an attachable/detachable automatic rotating door for a showcase and, specifically, comprises: a plurality of rotating plates (30) to which finishing caps (40) are fitted at the upper and lower parts thereof, wherein a first fitting protrusion (41) is mounted at one side of the upper finishing cap (40) and a second fitting protrusion (47) is mounted at one side of the lower finishing cap (40); upper and lower frames (20, 22), each having a plurality of fitting holes (23) formed at predetermined gaps; a power transmission piece (70) fitted into the fitting holes (23) of the upper frame (20); a protrusion insertion hole (71) formed in the center of the power transmission piece (70) such that the first fitting protrusion (41) is fitted therein; power insertion holes (73) formed at two positions that are symmetrically equidistant from the center of the protrusion insertion hole (71); a coil spring (81) and a power rod (80), which are sequentially fitted into the power insertion holes (73); a catching step (72) formed at the upper part of the protrusion insertion hole (71) such that a holding bolt (46) for holding the first fitting protrusion (41) is put thereon; a coupling hole (45) formed in the center of the upper part of the first fitting protrusion (41) such that the holding bolt (46) is screw-coupled thereto; a protrusion body part (42) formed at the lower part of the first fitting protrusion (41) and having an outer diameter larger than the outer diameter of the first fitting protrusion (41); and mounting holes (43) formed at two positions, which are symmetrically equidistant from the center of the first fitting protrusion (41), on the upper surface of the protrusion body part (42) such that the front end of the power rod (80) is fitted therein, wherein the protrusion body part (42) is attached to a protrusion body mounting part (44) mounted at the finishing cap (40) of the upper frame (20) such that the plurality of rotating plates (30) are simultaneously opened and closed by a rotating means mounted at the upper frame (20).

Inventors:
KWON, Sang Woo (#104-801, Nobel Village,79, Tancheonsang-ro,,Bundang-gu, Seongnam-si, Gyeonggi-do, 13637, KR)
Application Number:
KR2018/008841
Publication Date:
May 23, 2019
Filing Date:
August 03, 2018
Export Citation:
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Assignee:
KWON, Sang Woo (#104-801, Nobel Village,79, Tancheonsang-ro,,Bundang-gu, Seongnam-si, Gyeonggi-do, 13637, KR)
International Classes:
A47F3/04; E05F17/00; E06B9/04
Foreign References:
KR101196261B12012-11-05
KR101290769B12013-07-29
CN101871309A2010-10-27
JP2009197562A2009-09-03
JP2001164847A2001-06-19
Attorney, Agent or Firm:
JUNG, Il Bae (#501, Woongsin Art Plaza,161, Gwangdeok-daero,,Danwon-gu, Ansan-si, Gyeonggi-do, 15471, KR)
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