Title:
DOOR ROLLER PROVIDED WITH AN AUTOMATIC OPENING AND CLOSING FUNCTION
Document Type and Number:
WIPO Patent Application WO/2011/111921
Kind Code:
A1
Abstract:
The present invention relates to a door roller provided with a damper on the inside and provided with an automatic opening and closing function so as to have a function whereby a door or the like is opened and closed automatically. The door roller provided with an automatic opening and closing function of the present invention comprises: a casing (100) presenting the external appearance; a latching switch (200) which is provided on one side of the casing (100) and moves in a flowing fashion while making contact selectively with a link; a damper (300) which is provided on one side of the casing (100) and reduces the speed of the flowing movement of the latching switch (200); a restoring member (400) which is provided on one side of the damper (300) and is adapted to ensure that the latching switch (200) reverts to its original position by applying a force in one direction to the same; a wheel (500) which is provided on one side of the casing (100) and performs a rolling motion; a holder (600) which is mounted on the casing (100) and blocks left and right flowing movement of the damper (300); and a latching part (700) which is formed on the casing (100) and guides the position where the damper (300) is installed. The present invention has the advantage that it increases convenience of use since the door is opened and closed automatically.
Inventors:
LEE, Youngman (3nd Floor, 85-19,Yangjeong 2-dong, Busanjin-gu, Busan 614-851, 614-851, KR)
Application Number:
KR2010/007995
Publication Date:
September 15, 2011
Filing Date:
November 12, 2010
Export Citation:
Assignee:
SAMWOO CORPORATION (1065, Naesam-ri, Juchon-myeon,,Gimhae-s, Gyeongsangnam-do 621-841, 621-841, KR)
(주)삼우 (경상남도 김해시 주촌면 내삼리 1065, 621-841 Gyeongsangnam-do, 621-841, KR)
(주)삼우 (경상남도 김해시 주촌면 내삼리 1065, 621-841 Gyeongsangnam-do, 621-841, KR)
International Classes:
E05D15/06; E05F1/14; E05F3/18
Attorney, Agent or Firm:
NAMCHON PATENT & LAW FIRM (#406, Doryeom Bldg.60, Doryeom-dong, Jongno-gu, Seoul 110-051, 110-051, KR)
Claims: