发明名称 Ladder support device
摘要 A ladder support device is disclosed for engaging a ladder. The ladder supporting device comprises a base plate having a first hanger plate and a second hanger plate extending from the base support plate. A first retainer plate and a second retainer plate extend from the first hanger plate and the second hanger plate respectively. A clip plate extends from the base plate for receiving the waistband and securing the base plate to the individual. The base plate, the first hanger plate and the first retainer plate define a first carriage for engaging the step of the ladder. The base plate, the second hanger plate and the second retainer plate define a second carriage for engaging the first stringer or the second stringer of the ladder.
申请公布号 US8783534(B1) 申请公布日期 2014.07.22
申请号 US201313734372 申请日期 2013.01.04
申请人 发明人 Marshall Ronald E.
分类号 A45F5/00 主分类号 A45F5/00
代理机构 Frijouf, Rust & Pyle, P.A. 代理人 Frijouf, Rust & Pyle, P.A.
主权项 1. A ladder support device for engaging a ladder, the ladder including a first stringer and a second stringer coupled by a plurality of steps, the first stringer and the second stringer having a height, a width and a depth, the steps having a height, a width and a depth, an individual transporting the ladder over a surface, the individual having a waistband encircling a waist of the individual, the ladder supporting device, comprises: a base plate having an exterior plate surface, an interior plate surface, an upper edge, a lower edge, a first side edge and a second side edge; a first hanger plate extending from said exterior plate surface of said base support plate and having an upper surface, a lower surface, an outer edge, a first side edge and a second side edge; a second hanger plate extending from said exterior plate surface of said base support plate and having an upper surface, a lower surface, an outer edge, a first side edge and a second side edge; a first retainer plate extending from said outer edge of said first hanger plate and having an exterior plate surface, an interior plate surface, an upper edge, a first side edge and a second side edge; a second retainer plate extending from said outer edge of said second hanger plate and having an exterior plate surface, an interior plate surface, an upper edge, a first side edge and a second side edge; a clip plate extending from said upper edge of said base plate and having an exterior clip surface, an interior clip surface, and an lower edge; said base plate and said clip plate defining a clip groove for receiving the waistband and securing the base plate to the individual; said base plate, said first hanger plate and said first retainer plate defining a first carriage for engaging the step of the ladder; said base plate, said second hanger plate and said second retainer plate defining a second carriage for engaging the first stringer or the second stringer of the ladder; said first hanger plate has a first plate length that is generally commensurate with the width of the step of the ladder; said second hanger plate has a second plate length that is generally commensurate with the width of the first stringer and the second stringer; and said second plate length greater than said first plate length.
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