Patent ID: 7036629

Claim:
A roof attachment apparatus for being arranged on a roof having at least one standing seam, comprising: a plurality of base plates for being disposed on opposite sides of the standing seam on a surface of the roof; a platform support member; and a plurality of support bars orientated to enable a force applied to said platform support member and distributed through said support bars, to be applied to said base plates for causing those base plates to displace towards one another and clamp the standing seam, wherein said platform support member comprises: a main frame, an elongated platform support arm pivotally secured adjacent a first end thereof to a rear portion of said main frame, and being rotatable about at least part of that rear portion, an elongated support member having an end secured adjacent a second end of said platform support arm, and a fastener for securing a selected portion of said elongated support member, to a front portion of said main frame opposing the rear portion, for enabling said platform support arm to be fixedly inclined at a selected angle relative to the rear portion of said main frame, wherein said main frame comprises an upper main frame portion having a predetermined shape, an intermediate main frame portion, and a lower main frame portion, wherein said intermediate main frame portion is fixedly coupled to said upper and lower main frame portions and is orientated so as to fixedly support at least part of said upper main frame portion, and wherein at least a first one of said support bars is pivotally coupled at a first end thereof to the front portion of said upper main frame portion and at a second end thereof to a first one of said base plates, at least a second one of said support bars is pivotally coupled at a first end thereof to the front portion of said upper main frame portion and at a second end thereof to a second one of said base plates, at least a third one of said support bars is pivotally coupled at a first end thereof to said lower main frame portion and at a second end thereof to the first one of said base plates, and at least a fourth one of said support bars is pivotally coupled at a first end thereof to said lower main frame portion and at a second end thereof to the second one of said base plates.