Roof snow stop

Abstract

The Invention is a device for preventing snow and ice from sliding off an inclined roof Essentially, it is an L-shaped bracket, the long axis of which is installed parallel to the inclined surface of a slanted roof. The shape and surface features of the device are adapted to retain snow, and ice formed when snow melts and refreezes.

1 . A device for attaching to an inclined roof, to retain snow and ice, with a substantially L-shape comprising: 
 (a) a base member, forming the bottom of the L-shape, including one or more roof attachment holes or other roof attachment means for attachment to a roof, and having a long edge, and    (b) a vertical member, forming the top of the L-shape, attached to the base member along a long edge of the base member and extending above the base member at an angle between about 90 degrees and 135 degrees,    whereby the base member may be attached to an inclined roof by the roof attachment means or by means of screws or other fasteners placed in the roof attachment holes and into the roof material, and whereby snow and ice on a roof are prevented by the vertical member from moving down an inclined roof.    
   
   
       2 . The device of  claim 1 , further comprising one or more gripping shapes extending from the vertical member generally perpendicular to the surface of the vertical member, wherein such gripping shapes are adapted to engage snow and ice on a roof and prevent them from moving up and over the vertical member and then down an inclined roof.  
   
   
       3 . The device of  claim 1 , further comprising an angle reinforcement or other strengthening means or brace member attached to the base member and the vertical member, whereby the vertical and base members are held rigidly together, and whereby said members will not break apart at the points where they are joined.  
   
   
       4 . The device of  claim 2 , further comprising an angle reinforcement or other strengthening means or brace members attached to the base member and the vertical member, whereby the vertical and base members are held rigidly together, and whereby said members will not break apart at the points where they are joined.  
   
   
       5 . The device of  claim 2 , wherein the gripping shapes are selected from the group consisting of: triangular based pyramids, square based periods, polygonal based pyramids, rods, cones, triangles, and polygons.  
   
   
       6 . The device of  claim 4 , wherein the gripping shapes are selected from the group consisting of: triangular based pyramids, square based periods, polygonal based pyramids, rods, cones, triangles, and polygons.  
   
   
       7 . The device of  claim 1 , wherein the vertical member is substantially in the shape of a half oval, half circle or polygon.  
   
   
       8 . The device of  claim 2 , wherein the vertical member is in substantially the shape of a half oval, half circle or polygon.  
   
   
       9 . The device of  claim 3 , wherein the vertical member is in substantially the shape of a half oval, half circle or polygon.  
   
   
       10 . The device of  claim 4 , wherein the vertical member is substantially in the shape of a half oval, half circle or polygon.  
   
   
       11 . The device of  claim 5 , wherein the vertical member is substantially in the shape of a half oval, half circle or polygon.  
   
   
       12 . The device of  claim 6 , wherein the vertical member is substantially in the shape of a half oval, half circle or polygon.  
   
   
       13 . The device of  claim 1 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein the mounting feet are adapted for attachment to a roof.  
   
   
       14 . The device of  claim 2 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein the mounting feet are adapted for attachment to a roof.  
   
   
       15 . The device of  claim 3 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein the mounting feet are adapted for attachment to a roof.  
   
   
       16 . The device of  claim 4 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein mounting feet are adapted for attachment to a roof.  
   
   
       17 . The device of  claim 5 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein the mounting feet are adapted for attachment to a roof.  
   
   
       18 . The device of  claim 6 , wherein the base member comprises two or more separate mounting feet extending away from the vertical member, wherein the mounting feet are adapted for attachment to a roof.  
   
   
       19 . The device of  claim 1 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       20 . The device of  claim 2 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       21 . The device of  claim 3 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       22 . The device of  claim 4 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       23 . The device of  claim 5 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       24 . The device of  claim 6 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       25 . The device of  claim 7 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       26 . The device of  claim 8 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       27 . The device of  claim 9 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       28 . The device of  claim 10 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       29 . The device of  claim 11 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       30 . The device of  claim 12 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       31 . The device of  claim 13 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       32 . The device of  claim 14 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       33 . The device of  claim 15 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       34 . The device of  claim 16 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       35 . The device of  claim 17 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       36 . The device of  claim 18 , wherein the device is made in one piece from molding or stamping and is made from metal, or plastic selected from the group consisting of: polycarbonate, styrene, or high impact ABS plastic, or rigid polyvinyl chloride.  
   
   
       37 . The device of  claim 1 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       38 . The device of  claim 2 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       39 . The device of  claim 3 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       40 . The device of  claim 4 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       41 . The device of  claim 5 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       42 . The device of  claim 6 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       43 . The device of  claim 7 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       44 . The device of  claim 8 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       45 . The device of  claim 9 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       46 . The device of  claim 10 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       47 . The device of  claim 11 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       48 . The device of  claim 12 , wherein the material for the device is plastic and further comprises a chemical adapted to make the plastic substantially more resistant to degradation by ultraviolet light than the plastic alone.  
   
   
       49 . The device of  claim 37 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       50 . The device of  claim 38 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       51 . The device of  claim 39 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       52 . The device of  claim 40 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       53 . The device of  claim 41 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       54 . The device of  claim 42 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       55 . The device of  claim 43 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       56 . The device of  claim 44 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       57 . The device of  claim 45 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       58 . The device of  claim 46 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       59 . The device of  claim 47 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.  
   
   
       60 . The device of  claim 48 , wherein the material has properties selected from the group consisting of: clear or translucent, clear or translucent with color, opaque and black or white, or opaque with color.