This application claims the benefit of priority of U.S. Provisional Patent Application No. 62/650,328, filed Mar. 30, 2018, which is hereby incorporated herein by reference in its entirety.
The present disclosure relates generally to exterior cladding products and methods for installing and fabricating them. The present disclosure relates more particularly to exterior cladding panels, such as siding panels.
Polymer-based siding, such as polypropylene or vinyl siding, is among the most common exterior cladding systems used for residential construction in the United States. Polymer siding is typically manufactured into relatively large panels that include a series of adjacent siding courses that imitate the appearance of traditional wood siding. For example, some siding panels may simulate the appearance of cedar shake siding, which is formed from a series of cedar shingles. The siding panels are often installed with the siding courses in a horizontal orientation, and a given panel is usually engaged with the panels above and below it by way of interlocking clips or hooks included at the top and bottom of each panel. The result is an exterior cladding system that can be installed more easily, quickly, and more economically that many other alternatives.
The simulated appearance of traditional wood siding, such as cedar shake siding, may result in an exterior cladding panel that is somewhat irregularly shaped. For instance, in a multi-course siding panel, the side edges of the siding panel may have a staggered profile, such that the simulated shingles in the adjacent courses within the panel do not end at the same location. Further, the bottom edge of the siding panel may have a slightly irregular profile, due to the slightly differing lengths of the simulated shingles in the bottom-most siding course. In some situations, these differences in the siding panel from more typical work piece, which may have one or more straight edges, may provide challenges for the preparation and installation of the siding panel.
Accordingly, what is needed is an improved exterior cladding system that simulates a multi-course, wood shingle appearance while providing for ease of installation.
One aspect of the disclosure is an exterior cladding panel comprising:
one or more courses of simulated shingles;
a locking clip extending from a front face of the exterior cladding panel, wherein the locking clip is positioned at a top end of the exterior cladding panel;
a locking leg extending from a rear face of the exterior cladding panel, wherein the locking leg is positioned along a bottom edge of the exterior cladding panel;
a first plurality of tabs extending from a top edge of the exterior cladding panel, wherein each tab in the first plurality of tabs comprises at least one projection extending approximately perpendicular to the front face of the exterior cladding panel and perpendicular to the top edge of the exterior cladding panel, and wherein a respective top end of each tab in the first plurality of tabs extends a common distance from the top edge of the exterior cladding panel; and
a second plurality of tabs extending from the top edge of the exterior cladding panel, wherein a respective top end of each tab in the second plurality of tabs extends the common distance from the top edge of the exterior cladding panel.
Another aspect of the disclosure is an exterior cladding system comprising:
a first exterior cladding panel, wherein the first exterior cladding panel is the exterior cladding panel as described herein; and
a second exterior cladding panel, wherein the second exterior cladding panel is the exterior cladding panel as described herein, wherein the locking leg of the second exterior cladding panel is sized to engage the locking clip of the first exterior cladding panel.
Another aspect of the disclosure is a wall of a structure comprising an exterior sheathing and the exterior cladding system described herein attached thereto, wherein the first exterior cladding panel is fastened to the exterior sheathing via a fastening strip disposed along the top edge of the first exterior cladding panel, and wherein the locking leg of the second exterior cladding panel is engaged with the locking clip of the first exterior cladding panel.
Another aspect of the disclosure is a method for installing an exterior cladding system as described herein, the method comprising:
fastening the first exterior cladding panel to the exterior sheathing via a fastening strip disposed along the top edge of the first exterior cladding panel;
engaging the locking leg of the second exterior cladding panel with the locking clip of the first exterior cladding panel;
applying a lateral force to at least one of the projections of one of the tabs in the first plurality of tabs of the second exterior cladding panel so as to laterally adjust a position of the second exterior cladding panel with respect to the first exterior cladding panel; and
fastening the second exterior cladding panel to the exterior sheathing via a fastening strip disposed along the top edge of the second exterior cladding panel.
Another aspect of the disclosure is a method for forming an exterior cladding panel as described herein, the method comprising:
injection molding the exterior cladding panel to include:
Additional aspects of the disclosure will be evident from the disclosure herein.
The accompanying drawings are included to provide a further understanding of the methods and devices of the disclosure, and are incorporated in and constitute a part of this specification. The drawings are not necessarily to scale, and sizes of various elements may be distorted for clarity. The drawings illustrate one or more embodiment(s) of the disclosure, and together with the description serve to explain the principles and operation of the disclosure.
The present inventors have noted disadvantages of some conventional exterior cladding panels, such as polymer-based siding panels. For example, in some situations, a given siding panel may be too wide for certain areas of an installation, such as near the end of a wall or the gable ends of a house, and the siding panel may therefore need to be cut or trimmed to size in order to fit properly. However, as discussed above, some siding panels may have an intentionally irregular shape, which may make cutting the siding panel with precision difficult.
For instance, a cutting surface for a table saw or a miter saw frequently includes a fence, which is a long, straight support against which a work piece may be abutted during cutting, to brace the work piece in a desired position and to reduce the chances of the work piece moving or jumping during the cut. However, this generally requires the work piece to have at least one straight edge that may be abutted against the fence. Yet, an exterior cladding panel that simulates traditional cedar shake siding may include both side edges and a bottom edge that are not straight. Further, the top edge of the exterior cladding panel may not be straight either. For instance, the top edge may include features that serve as a gate for the injection molding process, or may be used for the lateral positioning of the exterior cladding panel.
The present inventors have determined that an exterior cladding panel may be formed, such as a polymer siding panel, for instance, that provides a simulated shingle appearance and includes tabs extending from the top edge of the exterior cladding panel. The tabs may be used for the lateral positioning of the exterior cladding panel during installation, and may also serve as an effective straight edge for abutting the exterior cladding panel against a saw fence to facilitate cutting of the exterior cladding panel.
Several embodiments of such an exterior cladding panel are described with respect to
Accordingly, each course of simulated shingles, such as the second course 101b, may include a series of simulated shingles 130 and a series of gaps 131 separating adjacent shingles in the series of simulated shingles, as shown in
The exterior cladding panel 100 may also include a locking clip 103 extending from a front face 104 of the exterior cladding panel 100. The locking clip 103 may be positioned at a top end 102 of the exterior cladding panel 100, as shown in
In some embodiments as otherwise described herein, the locking clip 103 may be formed as a single, continuous locking clip that extends from approximately a first side 142 of the exterior cladding panel 100 to approximately a second side 143 of the exterior cladding panel 100. For instance, the continuous locking clip 103 may extend across the overall width of the exterior cladding panel 100 such that it is positioned above both the first and last shingles in the one or more courses, although it might not extend all the way to the end of the exterior cladding panel 100 at the first side 142.
A locking leg 105 may extend from a rear face 106 of the exterior cladding panel 100, as shown in the schematic rear view of
The exterior cladding panel 100 may further include a first plurality of tabs 108 extending from a top edge 109 of the exterior cladding panel 100. Each tab in the first plurality of tabs 108 includes at least one projection extending approximately perpendicular to the front face 104 of the exterior cladding panel 100, and perpendicular to the top edge 109 of the exterior cladding panel 100. For the example exterior cladding panel 100 as shown in the Figures and discussed herein, the at least one projection may include a first projection 110a and a second projection 110b.
For instance,
For example, the locking leg 105 of the exterior cladding panel 100 may be engaged with the locking clip 103 of an adjacent panel, which may loosely secure the exterior cladding panel 100 in place while still allowing some lateral movement of the exterior cladding panel 100. Before fastening the top end 102 of the exterior cladding panel 100 to the exterior sheathing, an installer may adjust the lateral position of the exterior cladding panel 100 by applying a lateral force to the projection. For instance, the installer my strike or tap one of the projections, such as with a hammer, to move the exterior cladding panel 100 left or right in small increments.
In some embodiments as otherwise described herein, each projection, such as the projection 110a shown in
In some implementations, each projection, such as the projection 110b, may include at least one respective lateral brace, such as the lateral brace 121 shown in
As noted above, trimming or cutting the exterior cladding panel 100 to fit in some examples discussed herein may be difficult, due to its intentionally irregular shape and lack of a straight edge that may be braced against a saw fence. Therefore, in some implementations, a respective top end 111 of each tab 108 in the first plurality of tabs 108 may extend a common distance 201 from the top edge 109 of the exterior cladding panel 100. In this way, because each tab 108 extends the same distance from the top edge 109, the top ends of the tabs 108 may be abutted against the saw fence while maintaining the top edge 109 of the exterior cladding panel 100 in a parallel alignment with the saw fence.
However, in some embodiments, the first plurality of tabs 108 may not be numerous enough to provide the desired level of support for the exterior cladding panel 100 while on the cutting surface. Further, increasing the number of tabs 108 in the first plurality of tabs 108 may not be an efficient solution, as the addition of more small, detailed components such as the projection 110a and the lateral brace 121 may increase the complexity of the injection molding process by requiring additional pressure within the mold, additional injection gates, or both.
Therefore, in certain implementations, the exterior cladding panel 100 may include a second plurality of tabs 112 extending from the top edge 109 of the exterior cladding panel 100. The tabs 112 may be a simplified version of the tabs 108, as can be seen in
Nonetheless, a respective top end 113 of each tab 112 in the second plurality of tabs 112 may extend the common distance 201 from the top edge 109 of the exterior cladding panel 100, the same as the first plurality of tabs 108. Consequently, the second plurality of tabs 112 may be used in conjunction with the first plurality of tabs 108 to square the exterior cladding panel 100 against a saw fence for more accurate cutting of the exterior cladding panel 100.
In some embodiments as otherwise described herein, each tab 108 in the first plurality of tabs 108 may include a respective top end 111 that has a first flat surface 115 parallel to the top edge of the exterior cladding panel 100, as shown in
An example of such an implementation is shown in
In addition to the randomized widths of the simulated shingles and gaps in each course, the exterior cladding panel 100 may include additional features to further simulate the appearance of traditional cedar shake siding. For example,
For instance, as shown in
This variation in the depth 132 along each gap 131 may provide variation in the shadow line created by each gap 131, which may be desirable in some implementations. In some embodiments, the gradient or slope of the recessed portion 135 within each gap may be the same, and thus the depth 132 of each gap 131 with vary in the same manner. In other embodiments, the slope of the recessed portion 135 may differ between different gaps, which, in combination with other examples discussed herein, may result in gaps having both a differing width and a differing depth within the series of gaps 131.
Turning now to
Another embodiment of the disclosure is an exterior cladding system that includes a plurality of exterior cladding panels, such as the exterior cladding panel 100 as discussed in the examples above. For example,
However, it will be understood that the exterior cladding system 300 need not be installed for all components of the system to be present. For instance, the exterior cladding system 300 may include a first exterior cladding panel 100a and a second exterior cladding panel 100b, both of which may be substantially similar or the same as the exterior cladding panel 100 shown in
Further,
At block 502, the method 500 includes fastening the first exterior cladding panel 100a to the exterior sheathing 401 via a fastening strip disposed along the top edge of the first exterior cladding panel 100a. For example, the fastening strip may be substantially similar to or the same as fastening strip 122 shown with respect to the exterior cladding panel 100 in
At block 504, the method 500 includes engaging the locking leg, such as the locking leg 105 as discussed above, of the second exterior cladding panel 100b with the locking clip, such as the locking clip 103, of the first exterior cladding panel 100a.
At block 506, the method 500 includes applying a lateral force to at least one of the projections of one of the tabs 108 in the first plurality of tabs 108 of the second exterior cladding panel 100b. The force may be applied so as to laterally adjust a position of the second exterior cladding panel 100b with respect to the first exterior cladding panel 100a. For instance, applying the lateral force may include striking the at least one of the projections with a hammer. Other possibilities also exist.
At block 508, the method 500 includes fastening the second exterior cladding panel 100b to the exterior sheathing 401 via a fastening strip disposed along the top edge of the second exterior cladding panel 100b. As noted above, the fastening strip may be the substantially similar to or the same as fastening strip 122 disposed along the top edge 109 of the exterior cladding panel 100 shown in
As noted above, the exterior cladding panel as discussed herein may need to be cut to a particular size before it is installed on the exterior sheathing 401 of the wall 400. Thus, in some examples, the method 500 may further include, before fastening the first exterior cladding panel 100a to the exterior sheathing 401, positioning the first exterior cladding panel 100a on a cutting surface 140. Positioning the first exterior cladding panel 100a on the cutting surface 140 may include abutting at least one tab 108 of the first plurality of tabs 108 and at least one tab 112 of the second plurality of tabs 112 against a saw fence 141, such that the top edge 109 of the first exterior cladding panel 100a is substantially parallel to the saw fence 141, as can be seen in
While the first exterior cladding panel 100a is positioned on the cutting surface 140 such that the top edge 109 of the first exterior cladding panel 100 is substantially parallel to the saw fence 141, the method 500 may further include cutting the first exterior cladding panel 100a to a predetermined length, such as with a miter saw.
At block 602, the method 600 includes injection molding the exterior cladding panel 100 to include one or more courses of simulated shingles. In some implementations, injection molding the one or more courses of simulated shingles may include, for each course of simulated shingles, forming a series of simulated shingles 130 and a series of gaps 131 separating adjacent shingles in the series of simulated shingles.
The method 600 may also include injection molding the exterior cladding panel 100 to include a locking clip 103 extending from a front face 104 of the exterior cladding panel 100, where the locking clip 103 is positioned at a top end 102 of the exterior cladding panel 100, as shown in at least
The exterior cladding panel 100 may further be injection molded to include a first plurality of tabs 108 extending from a top edge 109 of the exterior cladding panel 100, where each tab 108 in the first plurality of tabs 108 includes at least one projection extending approximately perpendicular to the front face 104 of the exterior cladding panel 100 and perpendicular to the top edge 109 of the exterior cladding panel 100, and where a respective top end 111 of each tab 108 in the first plurality of tabs 108 extends a common distance 201 from the top edge 109 of the exterior cladding panel 100, as discussed above and shown in the Figures.
The method 600 may also include injection molding the exterior cladding panel 100 to include a second plurality of tabs 112 extending from the top edge 109 of the exterior cladding panel 100, where a respective top end 113 of each tab 112 in the second plurality of tabs 112 extends the common distance 201 from the top edge 109 of the exterior cladding panel 100.
In some embodiments as otherwise described herein, injection molding the first plurality of tabs 108 may include forming each tab 108 in the first plurality of tabs 108 to have a first width 203. Further, injection molding the second plurality of tabs 112 may include forming each tab 112 in the second plurality of tabs 112 to have a second width 202 less than the first width 203. Further, injection molding the exterior cladding panel 100 to include the second plurality of tabs 112 may include forming each tab 112 in the second plurality of tabs 112 without a projection extending approximately perpendicular to the front face 104 of the exterior cladding panel 100.
In some implementations, injection molding the first plurality of tabs may include forming each respective top end 111 of each tab 108 in the first plurality of tabs 108 to have a first flat surface 115 parallel to the top edge 109 of the exterior cladding panel 100. Further, injection molding the second plurality of tabs 112 may include forming each respective top end 113 of each tab 112 in the second plurality of tabs 112 to have a second flat surface 116 parallel to the top edge 109 of the exterior cladding panel 100.
Further, the method 600 may include, for each tab 108 in the first plurality of tabs 108, injection molding the at least one projection to include a first projection 110a positioned at a first side 117 of the tab 108, and a second projection 110b positioned at a second side 118 of the tab 108 opposite the first side 117. In some implementations, injection molding each projection may further include forming each projection to extend lengthwise from a respective top end 119 of the projection to a respective bottom end 120 of the projection, where the bottom end 120 of the projection is positioned below the top edge 109 of the exterior cladding panel 100.
In some embodiments as otherwise described herein, injection molding each projection may also include forming at least one respective lateral brace 121 abutting the projection and extending approximately perpendicular to the front face 104 of the exterior cladding panel 100 and parallel to the top edge 109 of the exterior cladding panel 100.
In some implementations, injection molding each gap 131 in the series of gaps 131 may include forming each gap 131 to include a depth 132 measured normal to the front face 104 of the exterior cladding panel 100, where the depth 132 of each gap 131 in the series of gaps increases from a top end 133 of the gap 131 toward a bottom end 134 of the gap 131.
Conventional methodologies for exterior cladding construction can be used in the installation and formation of the exterior cladding panels as described herein. Further, the embodiments and implementations described herein, in conjunction with the Figures, have generally discussed a exterior cladding system and an exterior cladding panel that is oriented with horizontally arranged courses, with reference to courses and adjacent exterior cladding panels positioned in series both above and below. However, one of ordinary skill in the art will recognize that the exterior cladding panels, systems, and methods described herein are not limited to a horizontal arrangement. For instance, in certain embodiments as otherwise described herein, the exterior cladding panels and exterior cladding systems described above may be installed vertically, or at any angle between zero and ninety degrees. Exterior cladding panels may be installed in an orientation that matches the underlying surface to which the exterior cladding panels are applied, for instance, as well as for a variety of visual, structural, and/or thermal effects and performance.
It will be apparent to those skilled in the art that various modifications and variations can be made to the processes and devices described here without departing from the scope of the disclosure. Thus, it is intended that the present disclosure cover such modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
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