The disclosed embodiments relate in general to fence systems or other systems including rails and, in particular, to fence systems or other systems including rails that can be assembled using rail inserts.
Fences are ubiquitous in modern society, used in a vast range of applications, to mark and accent boundaries, provide security, and control movement of people and animals. Thousands of miles of new and replacement fences are installed every year in the U.S., and utilize vast amounts of construction-related natural resources.
In view of the expense, labor, and waste associated with installing a fence that is custom-built on site, another method of building and installing fences has been introduced. Pre-manufactured fence panels are becoming more available, and increasingly can be found in a wide variety of materials, including wood, vinyl, composite, aluminum, steel, concrete, etc., and in a wide variety of designs.
One common failure mode of typical fence systems, whether custom-built on site or built using pre-manufactured fence panels, is the failure of the connection of the fence rails, such as rails 108 in
A structure may be summarized as comprising: a vertical fence member having a side surface; a rail extending outwardly from the side surface of the vertical fence member, the rail including an insert cavity at an end of the rail adjacent to the vertical fence member; a rail insert positioned within the insert cavity, the rail insert including a fastener guide; and a fastener extending through the fastener guide of the rail insert and into the side surface of the vertical fence member.
The rail may include an end face that is flush with the side surface of the vertical fence member. The rail may extend outwardly from the side surface of the vertical fence member at an oblique angle. The rail may extend outwardly from the side surface of the vertical fence member at an oblique angle relative to a vertical reference plane perpendicular to the side surface of the vertical fence member. The rail may extend outwardly from the side surface of the vertical fence member at an oblique angle relative to a horizontal reference plane. The cavity may include a blind hole formed in a first major side surface of the rail and a groove formed around a periphery of a bottom end of the blind hole, and the rail insert may include a ridge engaged with the groove to prevent movement of the rail insert toward the first major side surface of the rail. The insert cavity may be formed in the end of the rail such that the rail insert is slidably engageable with the rail in a direction aligned with a longitudinal length of the rail.
A rail assembly may be summarized as comprising: an elongated rail having a respective insert cavity formed in each of opposing ends thereof; and a respective rail insert insertably received in each insert cavity, each rail insert comprising a fastener guide to receive a fastener through the rail insert to secure the respective end of the rail to a vertical fence member.
Each of the insert cavities may include a peripheral groove and each respective rail insert may include a peripheral ridge engaged with the peripheral groove. Each rail insert may be accommodated within the confines of an outer profile of the elongated rail.
A method may be summarized as comprising: positioning an end of a rail adjacent to a side of a vertical fence member, the end of the rail having a rail insert accommodated in an insert cavity thereof, and the rail insert having a fastener guide; and extending a fastener through the fastener guide of the rail insert into the side of the vertical fence member to secure the end of the rail to the vertical fence member.
The rail may be a component of a pre-manufactured fence panel. The rail may be a component of a fence panel that is assembled on-site. The method may further comprise forming the insert cavity in the end of the rail based at least in part on information pertaining to an installation site. The method may further comprise inserting the rail insert into the insert cavity of the rail wherein inserting includes at least one of press-fitting and loosely fitting the rail insert within the insert cavity of the rail. Positioning the end of the rail adjacent to the side of the vertical fence member may comprise abutting an end face of the rail flush against the side of the vertical fence member.
The method may further comprise: determining a desired orientation of an end face of the rail based on information pertaining to an installation site; and cutting the rail such that the end face has the desired orientation. The method may further comprise: positioning an end of a second rail adjacent to the side of the vertical fence member, the end of the second rail having a rail insert accommodated in an insert cavity thereof, and the rail insert having a fastener guide; and extending a fastener through the fastener guide of the rail insert accommodated in the insert cavity of the second rail into the side of the vertical fence member to secure the end of the second rail to the vertical fence member.
The rail may include another insert cavity at an opposing end of the rail in which a second rail insert is accommodated, and the method may further comprise: supporting the opposing end of the rail adjacent another vertical fence member, and extending a fastener through a fastener guide in the second rail insert into the side of the other vertical fence member to secure the opposing end of the rail to the other vertical fence member. The method may further comprise: removing material from the rail to form the insert cavity at the end of the rail; and inserting the rail insert into the insert cavity.
A rail fastening system may be summarized as comprising: a plurality of rail inserts, each rail insert including a bottom end having a peripheral ridge, a top end opposite the bottom end, a front end extending between the bottom end and the top end, and at least one fastener guide extending from the front end to the top end at an oblique angle to the top end, wherein the front end extends at a different angle relative to the top end for each of at least some of the rail inserts.
The front end of at least one of the rail inserts may be perpendicular to the top end thereof. The front end of at least one of the rail inserts may be oblique to the top end thereof. A first fastener guide of a first one of the rail inserts may extend at a first oblique angle with respect to the top end of the first one of the rail inserts, a second fastener guide of a second one of the rail inserts may extend at a second oblique angle with respect to a top end of the second one of the rail inserts, and the first oblique angle may not be the same as the second oblique angle.
In the following description, certain specific details are set forth in order to provide a thorough understanding of various disclosed embodiments. However, one skilled in the relevant art will recognize that embodiments may be practiced without one or more of these specific details, or with other methods, components, materials, etc. In other instances, well-known structures associated with the technology have not been shown or described in detail to avoid unnecessarily obscuring descriptions of the embodiments.
Unless the context requires otherwise, throughout the specification and claims that follow, the word “comprising” is synonymous with “including,” and is inclusive or open-ended (i.e., does not exclude additional, unrecited elements or method acts).
Reference throughout this specification to “one embodiment” or “an embodiment” means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases “in one embodiment” or “in an embodiment” in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As used in this specification and the appended claims, the singular forms “a,” “an,” and “the” include plural referents unless the context clearly dictates otherwise. It should also be noted that the term “or” is generally employed in its broadest sense, that is, as meaning “and/or” unless the context clearly dictates otherwise.
As shown in
As shown in
For example, when viewed along an axis perpendicular to the end face 216 of the fence rail 206, the cavity 212 has a cross-sectional shape that generally resembles a truncated form of the Greek letter Omega, that is, Ω. A distal end of the cavity 212 farthest from the first major side surface 214 of the fence rail 206 includes a groove 218 (see
The first hollow cylinders 240a, 240b have first inside diameters that are sized to receive the body of a fastener such as a nail or a screw therethrough, and the second hollow cylinders 242a, 242b have second inside diameters that are larger than the first inside diameters and sized to receive the head of a nail or a screw therein. The first and second screw guides 238a, 238b extend parallel to one another and extend parallel to the planes of the left and right sides 232, 234. The screw guides 238 extend, however, at oblique angles to the front end 224 and to the top end 226 of the fence rail insert 208. For example, the screw guides 238 can extend at a 15° angle, or at a 15° angle±2°, or at a 15° angle±5° with respect to the top end 226 of the fence rail guide, and at a 75° angle, or at a 75° angle±2°, or at a 75° angle±5° with respect to the front end 224 of the fence rail insert 208.
As discussed above, when viewed along an axis perpendicular to its front end 224 (i.e., when viewed from the front), the fence rail insert 208 has a cross-sectional shape that at least partially resembles a truncated form of the Greek letter Omega, that is, Ω. The peripheral ridge 236 extends radially outwardly from the fence rail insert 208 at its bottom end 230, and can have a width matching or corresponding to the width W1 of the groove 218 so that the ridge 236 can fit either snugly or loosely within the groove 218. The fence rail insert 208 can also include a neck portion 248 (see
As discussed above, when viewed along an axis perpendicular to the top end 226 of the fence rail insert 208 (i.e., when viewed from above), the fence rail insert 208 has a cross-sectional shape including a rectangle and a semi-circle or semi-oval extending outward from one of the sides of the rectangle, or “D” shape. This shape of the fence rail insert 208 can correspond to or match the corresponding shape of the cavity 212 when viewed along an axis perpendicular to the first major side surface 214 of the fence rail 206. Given the correspondence between the dimensions of the cavity 212 and the fence rail insert 208, as described above, the fence rail insert 208 can slide into the cavity 212 through the end face 216 of the fence rail 206 such that the ridge 236 of the fence rail insert 208 is seated within the groove 218 of the cavity 212 and behind the neck portion 220 of the cavity 212. In such an arrangement, the fence rail insert 208 can slide longitudinally through the cavity 212 with respect to the fence rail 206, but is prevented from moving in any directions transverse to the length of the cavity 212 of the fence rail 206 so that, for example, the fence rail insert 208 cannot pass out of the cavity through the opening in the first major side surface 214 of the fence rail 206.
Further,
Together, the fence rail brackets 208, 308 can be used to couple a fence rail to a fence post at a wide variety of angles with an end face of the fence rail flush with a side surface of the fence post. In particular, either of the fence rail brackets 208, 308 can be used to couple a fence rail to a fence post at a wide variety of angles above or below horizontal. Further, if a fence rail is to be coupled to a right-side surface of a fence post with a fence rail bracket installed within a front-facing major surface of the fence rail, then the fence rail insert 208 can be used to couple the fence rail to the fence post at a wide variety of angles about a vertical axis with respect to the right-side surface of the fence post, ranging from 45° or less than 45° to 90° or greater than 90°, where 0° with respect to the surface faces forward, as illustrated in
Thus,
As another example, a third assembly 404 can include a fence rail insert 208 used to couple a fence rail 414 to a right-side surface of a fence post 424 such that the fence rail 414 extends horizontally and straight outward at approximately a 90° angle with respect to the right-side surface of the fence post 424. As another example, a fourth assembly 406 can include a fence rail insert 308 used to couple a fence rail 416 to a right-side surface of a fence post 426 such that the fence rail 416 extends upward and rearward at approximately a 112.5° angle with respect to the right-side surface of the fence post 426. As another example, a fifth assembly 408 can include a fence rail insert 308 used to couple a fence rail 418 to a right-side surface of a fence post 428 such that the fence rail 418 extends upward, to a greater degree than the fence rail 416, and rearward at approximately a 135° angle with respect to the right-side surface of the fence post 428.
It can be advantageous to use the fence rail insert 208 rather than the fence rail insert 308 in the assemblies 400, 402, 404, at least because the angle of the screw guides 238 with respect to the front end 224 of the fence rail insert 208 is closer to 90° than the corresponding angle of the screw guides 322, and as a result, screws (e.g., screws 252 shown in
The fence rail inserts 208, 308 are described above as being used to couple a fence rail to a right side surface of a fence post, with the fence rail insert 208 or 308 being installed within a cavity in a front-facing major surface of the fence rail. In alternative embodiments, however, the fence rail inserts 208, 308 can be used to couple a fence rail to a right side surface of a fence post, with the fence rail insert 208 or 308 being installed within a rear-facing major surface of the fence rail. In such embodiments, the angles at which the fence rail inserts 208, 308 are able to couple a fence rail to a side surface of a fence post are reversed, such that, for example, the fence rail insert 208 could be used in assemblies 404, 406, 408, and the fence rail insert 308 could be used in assemblies 400, 402.
Moreover, although the inserts 208, 308 are able to facilitate mounting of rails at a wide variety of angles relative to the posts, it is appreciated that additional inserts may be provided in different configurations to provide mounting at each of a variety of different angles. For example, inserts having end faces that vary from one another in five degree increments may be provided for mounting at respective incremental angles.
In view of the embodiments described above, it is appreciated that various related methods may be provided. For example, a method of assembling a fence using the fence rail inserts 208, 308 can include collecting information regarding the site where the fence is to be assembled and installed. Based on this information, a fence layout including locations and dimensions of fence posts and fence panels can be designed, and the materials can be cut to size. In cutting the materials to size, the fence rails can be cut to include cavities to receive the fence rail inserts 208 or 308 at both ends of each fence rail, and to include end faces angled with respect to the length of the fence rails so they will sit flush or generally flush against adjacent fence posts when installed. The precise dimensions of the cavities and orientations of the end faces at either end of the fence rails can be determined based on the designed fence layout.
Various components of the fence can then be coupled to one another to form a plurality of pre-manufactured fence panels or rail assemblies, which are then shipped to the installation site, or the various components of the fence can be shipped to the installation site for on-site assembly. At an installation site, a first fence post can be installed to stand vertically from the ground. A first pair of fence rail inserts can be inserted into respective cavities at first ends of respective fence rails, and the fence rails can then be coupled to the first fence post by positioning the first end faces of the fence rails adjacent to or abutting the first end faces of the fence rails against a side surface of the fence post, and fastening a fastener (e.g., screwing screws or nailing nails) through the fastener guides of the first pair of fence rail inserts and into the side surface of the fence post.
A second pair of fence rail inserts can then be inserted into respective cavities at second ends of the fence rails opposite to their first ends, and a second fence post can be installed to stand vertically from the ground so that a side surface of the second fence post is flush with the second ends of the fence rails. Fasteners can then be positioned to extend through the fastener guides of the second pair of fence rail inserts and into the side surface of the fence post to couple the fence rails to the second fence post. At this stage, the fence rails are effectively sandwiched between the first and second fence posts, and as long as the fence posts remain stationary, the fence rail inserts at both ends of the fence rails are effectively locked into their respective fence rail cavities. Thus, the fence rail inserts can be used to secure the fence rails to the fence posts even if they fit only loosely within their respective cavities at the ends of the fence rails.
Portions of the method described above can be repeated to install additional fence posts and additional fence panels, as needed to complete a functional fence. In some implementations, the cavities at either end of a fence rail can be located in the same major side surface of the fence rail as one another. In other implementations, the cavities at either end of a fence rail can be located in opposite major side surfaces to one another. In some implementations, the cavities at the ends of each of the fence rails can be located on a specific major side surface of the fence rail so that the cavities are hidden when the fence is assembled and installed. For example, the cavities can be formed in the major side surface of the fence rails to which the fence boards of the fence are to be coupled, so that the fence boards, when installed, cover and hide the fence rail inserts, thereby improving the aesthetics of the completed fence.
Methods of assembling a fence can include a manufacturer building a plurality of pre-manufactured fence panels or rail assemblies, as described above. The pre-manufactured fence panels or rail assemblies can each include one or more rails, the rails each including respective rail cavities and rail inserts, as described above. The manufacturer can then ship the fence panels or rail assemblies, with or without a plurality of posts, to an end-user such as a home or business owner, or to a professional installer working on the end-user's behalf. For example, the manufacturer can ship the components to an installation site such as the home or place of business of the end-user. At the installation site, the end-user or professional installer can assemble and install the fence from the constituent components, as described above.
Although the embodiments illustrated in the figures are directed in particular to constructing fences or fence components, it is appreciated that aspects described herein may be well-suited for constructing other structures including rails, such as, for example, handrails.
In addition, although the embodiments illustrated in the figures show fence rails coupling directly to vertical fence posts using rail inserts, it is appreciated that fence rails may be coupled to other vertical fence members, such as an intermediate fence component, which may then be subsequently fastened to vertical fence posts, as may be the case when providing pre-fabricated fence panels with vertical end members for installation between opposing fence posts.
Moreover, aspects and features of the various embodiments described above can be combined to provide further embodiments. These and other changes can be made to the embodiments in light of the above-detailed description. In general, in the following claims, the terms used should not be construed to limit the claims to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.
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Number | Date | Country | |
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20170350157 A1 | Dec 2017 | US |