A support foot for supporting a free standing structure on a support surface such as a rooftop includes a holding means for holding a profiled section to which other parts of said structure can be mounted. The profiled section includes at least one wall having apertures formed in it. The support foot includes a base part having a socket. The support foot furthermore includes a securing element adapted to be received in the socket and having at least one movable catch member to catch an edge of one of said apertures so as to secure the profiled section element to the support foot. The catch member is movable from a pre-assembly position, in which it can be inserted through the aperture, to a securing position, in which it engages over the edge of the aperture.

Chemical flashings for track assemblies and mount assemblies employed in solar power installations are disclosed. In some embodiments, a track assembly having a base, a pair of rails, a sealant receiving cavity and a round groove extending into the base from the bottom of the base, and a compressible round seal disposed within the base extending past the bottom is disclosed. In some embodiments, a mount assembly having a vertical structure, a sealant receiving cavity and a round groove extending into the base from the bottom of the base, a compressible round seal disposed within the base extending past the bottom, and an excess sealant cavity is disclosed.

A bonding jumper clip for electrically and mechanically joining two or more solar panel frames has a jumper portion with a first and second clip portion on opposably disposed on the outer edges of the jumper portion. The clip is made of one piece of metal and the clip portions have teeth that are punched, deformed and bent to form a selected clip geometry with a plurality of inwardly pointing teeth that penetrate through a protected surface of the solar panel frames, such as an anodized aluminum coating in order to electrically connect the frames together when the edges of the frames are inserted therein. A single ground is provided that it then electrically connected through the conductive frames to commonly ground the entire installation. The length of the jumper portion is selected to match the size of the frames being installed.

A plurality of photovoltaic components (3) comprising: (a) one or more rows of overlapping active components (20) comprising a plurality of connection members (10) and (b) one or more flashing components (60) comprising a plurality of connection members (10); wherein the plurality of connection members (10) of the one or more rows of overlapping active components (20) and the plurality of connection members (10) of the flashing components (60) form a mating relationship in a mating region so that the one or more rows of overlapping active components and the one or more flashing components are connected together such that fluid is prevented from passing between the one or more rows of overlapping active components and the one or more flashing components in the mating region, and wherein the connection members are located inward of a peripheral edge and/or prevent wind uplift.

A system for mounting wall panels to a wall includes wall panels, each including a main wall panel section, and four bent end sections extending from edges of the main wall panel section; a plurality of main fastening extrusions, each including a base secured to the wall, two spaced apart post walls extending from the base section, and two bent end securing walls extending from the base on opposite sides of each post wall, with a spacing between each post wall and an adjacent bent end securing wall being equal to the wall thickness of one bent end section; and a recess at a first surface of each bent end section which faces a second surface of a respective bent end securing wall, and a projection at the second surface of each bent end securing wall which is adapted to be received in a respective recess.

The invention relates to a photovoltaic roof tile (20) for obtaining electrical energy from solar radiation. The shape of the photovoltaic roof tile according to the invention corresponds substantially to the shape of a conventional roof tile, comprising a top-side photovoltaic module (26) with a first current line (34) and a second current line (36), said photovoltaic module (26) with being arranged on a base tile (22) which is used to fasten the photovoltaic roof tile (20) on the roof, wherein: the first current line (34) has a first connection element (38) at its free end, the second current line (36) has a second connection element (40) at its free end, at least one of the two lines (34, 36) is designed to be length-adjustable, the two connection elements (38, 40) are connectable to one another, the two connection elements (38, 40) are arranged in a basic state within the external dimensions of the photovoltaic roof tile (20),
and wherein, in an assembly state, at least one of the two connection elements (38, 40) can be drawn out beyond the external dimensions of the photovoltaic roof tile (20) and can be connected in a current-conducting manner with a corresponding connection element (38, 40) of an adjacent photovoltaic roof tile (20).

The present disclosure includes roof shingle systems. One roof shingle system includes at least two shingles, a shingle clip, a drip edge, and a power collection unit. Each shingle has a semiconductive layer configured to deliver power, electrical current/voltage, and/or control signals to the power collection unit. The shingle clip continues a conductive path between the two shingles. The drip edge is at least partially insulated and partially conductive, and the conductive portion continues the path from the shingle semiconductive layer to the power unit where energy is collected. One method of installing a shingle system includes the steps of positioning a shingle having a transducer in the form of a semiconductive layer, and positioning a shingle clip to engage the semiconductive layer of the shingle.

The present disclosure provides junction boxes for use with roof-mounted photovoltaic (PV) modules. The junction boxes may include a housing having a plurality of sides, a bottom having an aperture, and a top edge having a top opening, where the top edge has a lip disposed around the top edge and projecting upward from the top edge. The junction boxes may further include a lid removably coupled to the top edge of the housing and a seal disposed on an outer surface of the bottom of the housing.

The invention relates to a solar energy roof tile (20) for the production of electrical and thermal energy from solar radiation. The shape thereof essentially corresponds to the shape of a conventional roof tile, having a base tile (22), for mounting the solar energy roof tile (20) onto a rooftop and furthermore comprising a photovoltaic module (90) arranged on top, which is connected to a first power line (96) and a second n power line 98), and an absorber (26) with an inlet line (34) and an outlet line (36) passed-through by a medium, wherein the inlet line (34), at its free end, comprises a first connecting element (38), the outlet line (36), at its free end, comprises a second connecting element (40), at least one of which lines (34, 36) are designed as being changeable in length in a base state, both connecting elements (38, 40) are arranged within the outer dimensions of the solar energy roof tile (20), at least one of the two connecting elements (38, 40) being expandable beyond the outer dimensions of the solar energy roof tile (20) in an assembly state and being connectable to a corresponding connecting element (38, 40) of an adjacent solar energy roof tile (20) while in medium communication and electrically conductive, the length-variable line (34, 36) comprises one of the two power lines (96, 98).

A non-slip roof attachment system for attaching structures to residential and commercial roofs without the use of penetrations to roofing shingles and sealing layers is described. The non-slip attachment system may be used to attach roof mounted systems such as solar panels. The non-slip attachment system also allows for the quick removal of such roof mounted systems rapidly and without the need for repair of penetrations. The non-slip attachment system uses, among other things, an array-stay retainer comprising a vertical member and a horizontal member. The horizontal member comprises a spiral.