23-07-2015 дата публикации
Номер: KR1020150085441A
Принадлежит:
The present invention relates to an anchor improved to firmly fix with only an anchor rod to a concrete structure. According to the present invention, the anchor fixed by being fitted into an installation hole (2) of a concrete structure (1) comprises: an anchor rod (10) including a striking part (11) in the long form, a forced locking part (12) equipped in the outer circumferential surface of the lower part of the striking part (11), and a press bump part (13) protruding in outer circumferential surface of the upper end of the striking part (11); and a repulsive member (20) including a through hole (21) through which the striking part (11) is passing, radially formed a lot in the outer part of the through hole (21), and wherein an upper protruding part (22) and a lower protruding part (23) are alternately equipped. As the repulsive member (20) is placed on the surface (3) of the concrete structure (1) in the outer part of the installation hole (2) and forcibly pressed by the press bump ...
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