发明名称 Loft Ladder Assembly
摘要 A loft ladder assembly ( 10 ) is described which comprises a telescopically collapsible ladder ( 12 ) in combination with a frame ( 14 ) for mounting the ladder ( 12 ) within a hatch opening. The frame ( 14 ) comprises a mounting bracket ( 14 a) to be secured in use to the hatch opening, to which bracket ( 14 a) the uppermost section of the ladder ( 12 ) is pivotably connected, and a carriage ( 14 b) pivotably connected to the mounting bracket ( 14 a) for supporting the weight of the ladder ( 12 ) in its stowage position and preventing the ladder ( 12 ) from extending unintentionally.
申请公布号 US2007234654(A1) 申请公布日期 2007.10.11
申请号 US20050578525 申请日期 2005.04.15
申请人 ERIKSSON PER-OLOF;JOHANSSON CHRISTER 发明人 ERIKSSON PER-OLOF;JOHANSSON CHRISTER
分类号 E04F11/06;E06C1/12;E06C1/34;E06C1/38;E06C9/08 主分类号 E04F11/06
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