发明名称 CHILD-PROOF SAFETY GATE
摘要 CHILD-PROOF SAFETY GATE A child-proof safety gate for a doorframe or other threshold, comprising a stationary frame having two wings and having outer edges adapted to engage corresponding vertical sides of the threshold. A base interconnects the wings. A wicket is complementary in shape to the stationary frame and is hinged to an inner edge of one of the wings. The hinge axis is inclined to the vertical in use such that the wicket tends to swing open about the hinge from a closed position, generally coplanar with the stationary frame, to an open position, under its own weight.
申请公布号 CA1282618(C) 申请公布日期 1991.04.09
申请号 CA19870528836 申请日期 1987.02.03
申请人 DEROZARIEUX, DAVID M. 发明人 DEROZARIEUX, DAVID M.
分类号 E06B9/04 主分类号 E06B9/04
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